{"id":4330,"date":"2026-01-08T03:34:43","date_gmt":"2026-01-08T03:34:43","guid":{"rendered":"https:\/\/jdmeters.com\/?post_type=product&#038;p=4330"},"modified":"2026-01-20T07:20:08","modified_gmt":"2026-01-20T07:20:08","slug":"thermal-flowmeter","status":"publish","type":"product","link":"https:\/\/jadeantinstruments.com\/ar\/%d8%a7%d9%84%d9%85%d9%86%d8%aa%d8%ac%d8%a7%d8%aa\/thermal-flowmeter\/","title":{"rendered":"\u0645\u0642\u064a\u0627\u0633 \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u062d\u0631\u0627\u0631\u064a"},"content":{"rendered":"\t\t<div data-elementor-type=\"product-post\" data-elementor-id=\"4330\" class=\"elementor elementor-4330\" data-elementor-settings=\"{&quot;element_pack_global_tooltip_width&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_width_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;element_pack_global_tooltip_padding&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_padding_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true},&quot;element_pack_global_tooltip_border_radius_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;top&quot;:&quot;&quot;,&quot;right&quot;:&quot;&quot;,&quot;bottom&quot;:&quot;&quot;,&quot;left&quot;:&quot;&quot;,&quot;isLinked&quot;:true}}\" data-elementor-post-type=\"product\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3b28cd07 elementor-section-content-middle elementor-reverse-mobile elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"3b28cd07\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6e296c6d\" data-id=\"6e296c6d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6a85121f elementor-widget elementor-widget-heading\" data-id=\"6a85121f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Precision Thermal Mass Flowmeter by Jade Ant - Advanced Gas Flow Measurement Technology for Industrial Applications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4a252d0b elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"4a252d0b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-58626b68 elementor-widget elementor-widget-text-editor\" data-id=\"58626b68\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Jade Ant&#8217;s Thermal Mass Flowmeter represents the pinnacle of gas flow measurement technology, delivering direct mass flow measurement without the need for external pressure or temperature compensation. Utilizing advanced thermal dispersion principle with dual platinum RTD sensors, our thermal flowmeter provides exceptional accuracy and reliability for measuring clean gases across a wide range of industrial applications.<\/p><p>The compact design features a robust stainless steel body with flanged connections and an integrated digital display unit featuring a bright LCD screen. The distinctive red protective housing ensures visibility in industrial environments while protecting sensitive electronics. Whether you&#8217;re monitoring compressed air, nitrogen, natural gas, biogas, or other pure gases, Jade Ant thermal flowmeters deliver the measurement certainty your process demands.<\/p><p>With no moving parts, minimal pressure drop, and an impressive turndown ratio of up to 100:1, our thermal mass flowmeters offer unmatched versatility and long-term reliability. The intelligent microprocessor compensates for temperature variations automatically, ensuring accurate mass flow measurement regardless of changing process conditions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-13d6e74e elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"13d6e74e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-6a8074fa\" data-id=\"6a8074fa\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-53390cdc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"53390cdc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-5d4e666d\" data-id=\"5d4e666d\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5159823d elementor-widget elementor-widget-heading\" data-id=\"5159823d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Product Overview<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5d9576dd elementor-widget elementor-widget-text-editor\" data-id=\"5d9576dd\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>The\u00a0<strong>Jade Ant Thermal Gas Mass Flowmeter<\/strong>\u00a0is a premier solution for direct mass flow measurement of gases without the need for temperature or pressure compensation. Utilizing advanced thermal dispersion technology, this meter is engineered to handle everything from clean inert gases to rugged industrial exhaust monitoring. Unlike traditional volumetric meters, the Jade Ant Thermal Flowmeter measures the mass of the gas directly, providing exceptional accuracy even at very low flow rates. Its robust stainless steel construction and no-moving-parts design make it virtually maintenance-free, perfect for harsh industrial environments where reliability is paramount. Whether you are measuring compressed air, natural gas, biogas, or flare gas, this device ensures precise data for process control and energy management.<\/p><ul data-source-line=\"20-26\"><li data-source-line=\"20-20\"><strong>Direct Mass Measurement:<\/strong>\u00a0Measures gas mass flow directly, eliminating the need for external temperature and pressure sensors and reducing installation costs and complexity.<\/li><li data-source-line=\"21-21\"><strong>High Sensitivity &amp; Turndown Ratio:<\/strong>\u00a0Features an impressive turndown ratio of up to 1:1000, allowing for the detection of extremely low flow rates and leakage, which is critical for compressed air audits.<\/li><li data-source-line=\"22-22\"><strong>No Moving Parts:<\/strong>\u00a0The sensor design contains no moving mechanical parts, resulting in minimal pressure drop, no wear and tear, and a long operational lifespan with low maintenance requirements.<\/li><li data-source-line=\"23-23\"><strong>Wide Application Range:<\/strong>\u00a0Capable of measuring a vast array of gases, including Air, Nitrogen, Oxygen, Argon, Natural Gas, Carbon Dioxide, and Biogas, making it a versatile tool for any facility.<\/li><li data-source-line=\"24-24\"><strong>Robust &amp; Durable:<\/strong>\u00a0The sensor probe is encased in high-quality 316L stainless steel, offering superior resistance to corrosion and high temperatures.<\/li><li data-source-line=\"25-26\"><strong>Easy Installation:<\/strong>\u00a0Available in both insertion (for large pipes) and inline flanged versions (as shown in the image), ensuring flexible installation options to fit existing piping infrastructure.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-26a76a84\" data-id=\"26a76a84\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1ab61b1a elementor-widget elementor-widget-image\" data-id=\"1ab61b1a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"993\" src=\"https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/Thermal-Flowmeter-exploded-view.jpg.webp\" class=\"elementor-animation-shrink attachment-full size-full wp-image-4612\" alt=\"Thermal Flowmeter exploded view\" srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/Thermal-Flowmeter-exploded-view.jpg.webp 800w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/Thermal-Flowmeter-exploded-view-242x300.jpg.webp 242w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/Thermal-Flowmeter-exploded-view-768x953.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/Thermal-Flowmeter-exploded-view-10x12.jpg 10w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-77267ee6 e-flex e-con-boxed e-con e-parent\" data-id=\"77267ee6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4361b5c2 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"4361b5c2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-54fb03fa e-con-full e-flex e-con e-parent\" data-id=\"54fb03fa\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-66be500a e-con-full e-flex e-con e-parent\" data-id=\"66be500a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2e86c24 elementor-widget elementor-widget-image\" data-id=\"2e86c24\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/fox-thermal-flow-meter.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4452 lazyload\" alt=\"fox thermal flow meter\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/fox-thermal-flow-meter.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-flow-meter-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-flow-meter-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-flow-meter-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-flow-meter-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/fox-thermal-flow-meter-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-flow-meter-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6884dcc2 elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"6884dcc2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4c20562c\" data-id=\"4c20562c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7a0f81ee elementor-widget elementor-widget-heading\" data-id=\"7a0f81ee\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Working Principle &amp; Why Thermal Mass Flow Metering<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4695717e elementor-widget elementor-widget-text-editor\" data-id=\"4695717e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>How Jade Ant Thermal Mass Flowmeter Works<\/strong><\/p><p>The Jade Ant Thermal Mass Flowmeter operates on the principle of thermal dispersion, which directly measures gas mass flow rate based on the convective heat transfer from a heated sensor to the flowing gas. This fundamental principle provides true mass measurement without requiring separate pressure or temperature compensation.<\/p><p><strong>Dual Sensor Configuration:<\/strong><\/p><p>The flowmeter incorporates two high-precision platinum RTD (Resistance Temperature Detector) sensors positioned directly in the flow stream:<\/p><ol><li><p><strong>Reference Sensor (RT):<\/strong>\u00a0This sensor measures the actual gas temperature without any heating element. It provides the baseline temperature reference for the measurement.<\/p><\/li><li><p><strong>Heated Sensor (RH):<\/strong>\u00a0This sensor is actively heated and maintained at a constant temperature differential above the reference sensor, typically 30-50\u00b0C higher. Advanced electronics continuously monitor and adjust the heating power to maintain this precise temperature difference.<\/p><\/li><\/ol><p><strong>Measurement Process:<\/strong><\/p><p>When gas flows past the sensors, it carries away heat from the heated sensor through convection. The rate of heat transfer depends on the mass flow rate of the gas\u2014faster flow removes heat more quickly, slower flow removes heat more gradually.<\/p><p>The microprocessor-based electronics precisely measure the electrical power required to maintain the constant temperature differential between the two sensors. This power consumption is directly proportional to the mass flow rate of the gas.<\/p><p><strong>Mathematical Relationship:<\/strong><\/p><p>The fundamental heat transfer equation governing thermal mass flow measurement is:<\/p><p><strong>Q = K \u00d7 \u0394T \u00d7 Cp \u00d7 \u1e41<\/strong><\/p><p>Where:<\/p><ul><li><strong>Q<\/strong>\u00a0= Heat transfer rate (measured heating power in Watts)<\/li><li><strong>K<\/strong>\u00a0= Thermal conductivity coefficient (gas-specific constant)<\/li><li><strong>\u0394T<\/strong>\u00a0= Maintained temperature difference between heated and reference sensors<\/li><li><strong>Cp<\/strong>\u00a0= Specific heat capacity of the gas at constant pressure<\/li><li><strong>\u1e41<\/strong>\u00a0= Mass flow rate (kg\/s or lb\/hr)<\/li><\/ul><p>Since the measurement is based on heat transfer to the gas mass (not volume), the thermal flowmeter inherently measures true mass flow regardless of pressure and temperature variations in the process.<\/p><p><strong>Automatic Compensation:<\/strong><\/p><p>The intelligent microprocessor continuously monitors the reference sensor to track actual gas temperature. It automatically compensates for temperature variations by adjusting the measurement algorithms, ensuring accurate mass flow readings across the full operating temperature range without external T\/P compensation devices.<\/p><p><strong>Gas Property Database:<\/strong><\/p><p>Jade Ant thermal flowmeters come pre-programmed with thermal properties (specific heat, thermal conductivity, density relationships) for over 50 common industrial gases. Users simply select their gas type from the menu, and the meter automatically applies the correct compensation factors.<\/p><p><strong>Key Advantages of Thermal Measurement Principle:<\/strong><\/p><ul><li><strong>Direct mass measurement<\/strong>\u00a0without external compensation devices<\/li><li><strong>Excellent low-flow sensitivity<\/strong>\u00a0due to high thermal transfer efficiency<\/li><li><strong>Unaffected by pressure fluctuations<\/strong>\u00a0(measures mass, not volume)<\/li><li><strong>Minimal sensitivity to viscosity changes<\/strong>\u00a0(unlike differential pressure meters)<\/li><li><strong>No mechanical wear components<\/strong>\u00a0ensuring long-term stability<\/li><li><strong>Wide measurement range<\/strong>\u00a0with consistent accuracy throughout<\/li><\/ul><p>The\u00a0<strong>Jade Ant Thermal Gas Mass Flowmeter<\/strong>\u00a0operates on the principle of thermal dispersion. The sensor probe consists of two balanced resistance temperature detectors (RTDs). One RTD is heated to a controlled temperature differential above the process gas temperature, while the other RTD measures the actual gas temperature. As gas flows past the heated sensor, it carries heat away. The rate at which heat is dissipated is directly proportional to the gas mass flow rate. The electronic circuitry maintains a constant temperature difference between the two sensors by varying the power supplied to the heated RTD. This power variance is then converted into a linear output signal directly proportional to the mass flow, ensuring precise and repeatable measurements.<\/p><p data-source-line=\"31-32\">Common pain points in compressed air and process gas systems include:<\/p><ul data-source-line=\"33-37\"><li data-source-line=\"33-33\"><strong>Inconsistent accounting on mass\/standard basis<\/strong>: volumetric flow changes with pressure and temperature, complicating energy reporting.<\/li><li data-source-line=\"34-34\"><strong>Unstable readings at low flow &amp; limited turndown<\/strong>: off-peak or intermittent usage exposes poor low-end sensitivity.<\/li><li data-source-line=\"35-37\"><strong>Pressure drop &amp; retrofit concerns<\/strong>: users want inline measurement with minimal pressure loss and straightforward PLC\/EMS integration.<br \/>Jade Ant Thermal Flowmeter addresses these needs with a gas-focused mass flow solution\u2014turning measurement into\u00a0<strong>actionable, auditable data<\/strong>.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50833aab elementor-align-center elementor-widget elementor-widget-button\" data-id=\"50833aab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-e8a9624 e-con-full e-flex e-con e-parent\" data-id=\"e8a9624\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-554419d elementor-widget elementor-widget-image\" data-id=\"554419d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4459 lazyload\" alt=\"thermal mass flow meter\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-66209a2 elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"66209a2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-a7773c0\" data-id=\"a7773c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9f193eb elementor-widget elementor-widget-heading\" data-id=\"9f193eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key Features &amp; Benefits of Thermal Flowmeter <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1dd8764 elementor-widget elementor-widget-text-editor\" data-id=\"1dd8764\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><strong>True Mass Flow Measurement<\/strong><\/h3><p>Unlike volumetric flowmeters that require separate pressure and temperature compensation devices, Jade Ant thermal mass flowmeters measure actual mass flow directly. This eliminates the need for additional instrumentation, simplifies system design, reduces installation costs, and provides more accurate readings under varying process conditions. The measurement is unaffected by pressure and temperature fluctuations, ensuring consistent accuracy for process control and energy management applications.<\/p><h3><strong>Wide Measurement Range with Exceptional Turndown<\/strong><\/h3><p>Featuring an impressive turndown ratio of 100:1 (with some models achieving up to 1000:1), our thermal flowmeters accurately measure from very low to high flow rates without sacrificing accuracy. This wide dynamic range makes them perfect for applications with widely varying flow conditions, such as batch processes, compressed air systems with fluctuating demand, and leak detection programs requiring sensitivity to minimal flows.<\/p><h3><strong>No Moving Parts &#8211; Zero Maintenance<\/strong><\/h3><p>The thermal measurement principle uses no mechanical components whatsoever. There are no bearings to wear, no rotors to spin, no turbines to fail, and no diaphragms to rupture. This eliminates wear and tear, dramatically reduces maintenance costs, and ensures long-term measurement stability. The robust sensor design withstands process upsets and continues delivering reliable measurements year after year with minimal intervention.<\/p><h3><strong>Minimal Pressure Drop &#8211; Energy Efficient<\/strong><\/h3><p>The streamlined insertion-style sensor design creates virtually no obstruction to flow, resulting in negligible pressure loss across the meter. This energy-efficient design reduces operational costs compared to differential pressure flowmeters, orifice plates, or turbine meters. Lower pressure drop also means less strain on compressors and blowers, extending equipment life and reducing energy consumption.<\/p><h3><strong>Fast Response Time for Real-Time Control<\/strong><\/h3><p>Advanced sensor technology and intelligent digital signal processing provide rapid response to flow changes, typically less than one second. This enables real-time process control, quick leak detection, and immediate response to system upsets. The fast response makes Jade Ant thermal flowmeters ideal for applications requiring dynamic flow monitoring and automated control systems.<\/p><h3><strong>Multi-Parameter Display with Intuitive Interface<\/strong><\/h3><p>The bright backlit LCD screen simultaneously displays mass flow rate, totalized mass flow, gas temperature, and user-configurable parameters. The intuitive menu navigation system with multi-language support ensures easy operation and monitoring. Operators can quickly access historical data, alarm settings, and diagnostic information without external tools or complex procedures.<\/p><h3><strong>Versatile Communication for Easy Integration<\/strong><\/h3><p>Jade Ant thermal flowmeters support multiple industry-standard output protocols including 4-20mA analog output (active or passive), pulse output for totalizing, RS485 Modbus RTU for digital communication, HART protocol for smart device management, and optional Profibus or DeviceNet. This versatility ensures seamless integration with any DCS, PLC, SCADA system, or building management system.<\/p><h3><strong>Robust Construction for Harsh Environments<\/strong><\/h3><p>Built with premium stainless steel 316L wetted parts and a durable protective housing rated IP65\/IP67, our thermal flowmeters withstand harsh industrial environments including outdoor installations, high humidity areas, and temperature extremes from -40\u00b0C to +200\u00b0C. Optional explosion-proof versions meet ATEX, IECEx, and FM standards for hazardous area installations.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5593b3a elementor-align-center elementor-widget elementor-widget-button\" data-id=\"5593b3a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-7e0b3115 e-con-full e-flex e-con e-parent\" data-id=\"7e0b3115\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-7166f469 elementor-widget elementor-widget-image\" data-id=\"7166f469\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-working-principle.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4458 lazyload\" alt=\"thermal mass flow meter working principle\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-working-principle.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-working-principle-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-working-principle-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-working-principle-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-working-principle-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-working-principle-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-working-principle-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6f327bcb elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"6f327bcb\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-28cf40ba\" data-id=\"28cf40ba\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-258d234c elementor-widget elementor-widget-heading\" data-id=\"258d234c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Technical Specifications of Thermal Flowmeter <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e75ca55 elementor-widget elementor-widget-text-editor\" data-id=\"2e75ca55\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<table><thead><tr><th><strong>Parameter<\/strong><\/th><th><strong>Specification<\/strong><\/th><\/tr><\/thead><tbody><tr><td><strong>Measurement Principle<\/strong><\/td><td>Thermal Dispersion \/ Constant Temperature Differential<\/td><\/tr><tr><td><strong>Pipe Size<\/strong><\/td><td>DN15 to DN300 (Inline type); DN50 to DN3000 (Insertion type)<\/td><\/tr><tr><td><strong>Flow Velocity Range<\/strong><\/td><td>0.1 to 100 NMPS (Normal Meters Per Second)<\/td><\/tr><tr><td><strong>Accuracy<\/strong><\/td><td>\u00b11.5% of reading \u00b10.5% F.S. (Standard); \u00b11.0% of reading \u00b10.5% F.S. (Premium)<\/td><\/tr><tr><td><strong>Repeatability<\/strong><\/td><td>\u00b10.2% of reading<\/td><\/tr><tr><td><strong>Turndown Ratio<\/strong><\/td><td>100:1 (Standard); Up to 1000:1 (Special applications)<\/td><\/tr><tr><td><strong>Response Time<\/strong><\/td><td>&lt;1 second (T90)<\/td><\/tr><tr><td><strong>Medium Temperature Range<\/strong><\/td><td>-40\u00b0C to +200\u00b0C (Standard); -40\u00b0C to +400\u00b0C (High temperature option)<\/td><\/tr><tr><td><strong>Ambient Temperature Range<\/strong><\/td><td>-20\u00b0C to +60\u00b0C<\/td><\/tr><tr><td><strong>Pressure Rating<\/strong><\/td><td>Up to 10.0 MPa (Higher pressure available on request)<\/td><\/tr><tr><td><strong>Sensor Material<\/strong><\/td><td>Stainless Steel 316L<\/td><\/tr><tr><td><strong>Body Material<\/strong><\/td><td>Stainless Steel 304\/316, Carbon Steel with SS internals<\/td><\/tr><tr><td><strong>Suitable Gases<\/strong><\/td><td>Air, N\u2082, O\u2082, CO\u2082, Ar, He, H\u2082, CH\u2084, Natural Gas, Biogas, and 50+ more<\/td><\/tr><tr><td><strong>Gas Temperature Effect<\/strong><\/td><td>Automatic compensation, effect negligible<\/td><\/tr><tr><td><strong>Gas Pressure Effect<\/strong><\/td><td>Automatic compensation, &lt;0.5% per 100 kPa variation<\/td><\/tr><tr><td><strong>Display<\/strong><\/td><td>128\u00d764 pixel LCD with white LED backlight<\/td><\/tr><tr><td><strong>Display Parameters<\/strong><\/td><td>Instantaneous flow, Total flow, Temperature, Configurable units<\/td><\/tr><tr><td><strong>Power Supply<\/strong><\/td><td>24VDC (12-30VDC range); 220VAC optional; Loop-powered option<\/td><\/tr><tr><td><strong>Power Consumption<\/strong><\/td><td>&lt;3W (Display on); &lt;15W (with heater at maximum)<\/td><\/tr><tr><td><strong>Output Signals<\/strong><\/td><td>4-20mA (Active\/Passive), Pulse output, RS485 Modbus RTU, HART, Profibus, DeviceNet<\/td><\/tr><tr><td><strong>Alarm Outputs<\/strong><\/td><td>2\u00d7 Relay outputs (SPDT, 5A @ 250VAC)<\/td><\/tr><tr><td><strong>Protection Rating<\/strong><\/td><td>IP65 standard; IP67\/IP68 optional<\/td><\/tr><tr><td><strong>Explosion-Proof<\/strong><\/td><td>ATEX II 2G Ex d IIB T4; IECEx Ex d IIB T4; FM Class I Div 1 Groups B, C, D<\/td><\/tr><tr><td><strong>Connection Type<\/strong><\/td><td>Flanged (ANSI, DIN, JIS standards); NPT threaded; Tri-clamp (sanitary)<\/td><\/tr><tr><td><strong>Straight Pipe Requirements<\/strong><\/td><td>Minimum 5D upstream, 3D downstream (10D\/5D recommended)<\/td><\/tr><tr><td><strong>Wetted Materials<\/strong><\/td><td>SS316L sensor, SS304\/316 body, Viton O-rings (EPDM, Kalrez optional)<\/td><\/tr><tr><td><strong>Electronics Housing Material<\/strong><\/td><td>Die-cast aluminum with epoxy powder coating<\/td><\/tr><tr><td><strong>Electrical Connection<\/strong><\/td><td>M20\u00d71.5 or \u00bd&#8221; NPT conduit entries<\/td><\/tr><tr><td><strong>Dimensions (DN50 example)<\/strong><\/td><td>Sensor length: 150mm; Body length: 200mm; Display housing: 140\u00d7100\u00d765mm<\/td><\/tr><tr><td><strong>Weight (DN50 example)<\/strong><\/td><td>Approximately 3.5 kg<\/td><\/tr><tr><td><strong>Certifications<\/strong><\/td><td>CE, ATEX, IECEx, FM, ISO 9001, ISO 14001, Calibration traceable to NIST<\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6bc08fde elementor-align-center elementor-widget elementor-widget-button\" data-id=\"6bc08fde\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-547b339e e-con-full e-flex e-con e-parent\" data-id=\"547b339e\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-53dd0d22 elementor-widget elementor-widget-image\" data-id=\"53dd0d22\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-correction-factor.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4457 lazyload\" alt=\"thermal mass flow meter correction factor\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-correction-factor.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-correction-factor-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-correction-factor-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-correction-factor-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-correction-factor-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/thermal-mass-flow-meter-correction-factor-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/thermal-mass-flow-meter-correction-factor-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-52665d9c elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"52665d9c\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-466945c7\" data-id=\"466945c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-15c3fd8b elementor-widget elementor-widget-heading\" data-id=\"15c3fd8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why Choose Our Thermal Flowmeter ?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-583bddc elementor-widget elementor-widget-text-editor\" data-id=\"583bddc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><strong>Advanced Microprocessor with Proprietary Algorithms<\/strong><\/h3><p>The heart of every Jade Ant thermal flowmeter is a powerful 32-bit microprocessor running sophisticated proprietary algorithms developed through years of research. Our advanced signal processing includes:<\/p><ul><li><strong>Adaptive filtering<\/strong>\u00a0that automatically adjusts damping based on flow stability<\/li><li><strong>Multi-point linearization<\/strong>\u00a0across the entire measurement range (not just 2-point)<\/li><li><strong>Temperature drift compensation<\/strong>\u00a0that learns sensor characteristics over time<\/li><li><strong>Flow profile correction<\/strong>\u00a0that compensates for non-ideal velocity distributions<\/li><li><strong>Gas property interpolation<\/strong>\u00a0for precise measurement of gas mixtures<\/li><\/ul><p>This intelligent processing delivers superior accuracy compared to simple analog circuits used in competitive products.<\/p><h3><strong>Comprehensive Gas Library with Custom Calibration<\/strong><\/h3><p>Pre-programmed with thermal properties for over 50 industrial gases including air, nitrogen, oxygen, argon, helium, hydrogen, carbon dioxide, methane, natural gas, biogas, and many specialty gases. For gas mixtures or unlisted gases, Jade Ant offers:<\/p><ul><li><strong>Custom calibration<\/strong>\u00a0at our ISO 17025 accredited flow laboratory<\/li><li><strong>Multi-gas programming<\/strong>\u00a0allowing field-switchable gas selection<\/li><li><strong>Gas mixture calculation<\/strong>\u00a0tools to estimate properties from composition<\/li><li><strong>Periodic recalibration services<\/strong>\u00a0for changing gas compositions<\/li><\/ul><p>Simply select your gas from the intuitive menu, and the meter automatically applies the correct compensation factors for accurate mass flow measurement.<\/p><h3><strong>Self-Diagnostic and Predictive Maintenance<\/strong><\/h3><p>Jade Ant thermal flowmeters continuously monitor their own health and performance:<\/p><ul><li><strong>Sensor resistance monitoring<\/strong>\u00a0detects contamination, corrosion, or damage<\/li><li><strong>Heater power analysis<\/strong>\u00a0identifies changes in heat transfer characteristics<\/li><li><strong>Signal quality assessment<\/strong>\u00a0flags excessive noise or drift<\/li><li><strong>Temperature tracking<\/strong>\u00a0monitors for thermal shock or out-of-spec conditions<\/li><li><strong>Calibration drift detection<\/strong>\u00a0compares current performance to factory baseline<\/li><\/ul><p>The system generates diagnostic alerts before measurement accuracy is compromised, enabling scheduled maintenance rather than unexpected failures. Diagnostic data can be accessed locally or remotely via digital communication protocols.<\/p><h3><strong>Contamination Resistance and Self-Cleaning<\/strong><\/h3><p>The heated sensor design provides inherent advantages for contamination resistance:<\/p><ul><li><strong>Burn-off effect:<\/strong>\u00a0The elevated sensor temperature (typically 50-80\u00b0C above gas temperature) continuously burns off light organic deposits and moisture<\/li><li><strong>Smooth sensor surface:<\/strong>\u00a0Electropolished 316L stainless steel minimizes adhesion sites for particulates<\/li><li><strong>Optimal sensor geometry:<\/strong>\u00a0Streamlined design reduces particle impingement and allows contaminants to flow past<\/li><li><strong>Protective coatings available:<\/strong>\u00a0For harsh environments, optional ceramic or PTFE coatings provide additional protection<\/li><\/ul><p>Field experience demonstrates that Jade Ant thermal sensors maintain calibration accuracy far longer than competitive products in typical industrial environments.<\/p><h3><strong>Flexible Mounting and Retrofitting Options<\/strong><\/h3><p>Jade Ant offers exceptional installation flexibility:<\/p><p><strong>Inline Flanged Type:<\/strong><\/p><ul><li>Compact design for small pipes (DN15-DN100)<\/li><li>Minimal pressure drop<\/li><li>Easy replacement of traditional meters<\/li><li>Available in ANSI, DIN, and JIS flange standards<\/li><\/ul><p><strong>Inline Threaded Type:<\/strong><\/p><ul><li>Cost-effective solution for smaller applications<\/li><li>NPT or BSP threads<\/li><li>Quick installation without welding<\/li><li>Ideal for instrument air and utility monitoring<\/li><\/ul><p><strong>Insertion Type:<\/strong><\/p><ul><li>Economical solution for large pipes (DN50-DN3000)<\/li><li>Hot-tappable models for installation without shutdown<\/li><li>Adjustable insertion depth<\/li><li>Retraction capability for cleaning without removal<\/li><\/ul><p><strong>Remote Electronics:<\/strong><\/p><ul><li>Sensor and display separated for high-temperature or difficult-to-access locations<\/li><li>Cable lengths up to 10 meters standard (longer available)<\/li><li>Same accuracy as integral mount<\/li><li>Ideal for retrofits<\/li><\/ul><h3><strong>Modular Electronics for Easy Repair<\/strong><\/h3><p>Unlike competitive products with integrated electronics requiring complete meter replacement, Jade Ant uses a modular architecture:<\/p><ul><li><strong>Field-replaceable display module<\/strong>\u00a0&#8211; swap in minutes without sensor disturbance<\/li><li><strong>Plug-in communication boards<\/strong>\u00a0&#8211; upgrade protocols without returning to factory<\/li><li><strong>Separate sensor electronics<\/strong>\u00a0&#8211; replace if damaged without recalibration<\/li><li><strong>Firmware updates via USB<\/strong>\u00a0&#8211; add new features to installed meters<\/li><\/ul><p>This modular approach reduces repair costs, minimizes downtime, and extends product lifespan well beyond typical 5-7 year industrial meter life cycles.<\/p><h3><strong>Extended Temperature Range Capability<\/strong><\/h3><p>Standard Jade Ant thermal flowmeters operate from -40\u00b0C to +200\u00b0C, covering most industrial applications. For extreme conditions, we offer:<\/p><ul><li><strong>Extra High Temperature (EHT) version:<\/strong>\u00a0-40\u00b0C to +400\u00b0C for superheated gases, furnace exhaust, and high-temperature process monitoring<\/li><li><strong>Cryogenic version:<\/strong>\u00a0-200\u00b0C to +50\u00b0C for LNG, liquid nitrogen vaporization, and cryogenic processes<\/li><li><strong>Wide ambient version:<\/strong>\u00a0Electronics rated -40\u00b0C to +70\u00b0C ambient for outdoor installations in extreme climates<\/li><\/ul><p>All temperature versions maintain specified accuracy across their full range through advanced thermal compensation algorithms.<\/p><h3><strong>Hygienic and Sanitary Designs<\/strong><\/h3><p>For food, pharmaceutical, and biotechnology applications, Jade Ant offers:<\/p><ul><li><strong>Electropolished surfaces<\/strong>\u00a0(Ra &lt;0.4 \u03bcm) to 3-A sanitary standards<\/li><li><strong>Tri-clamp connections<\/strong>\u00a0(1&#8243; to 4&#8243;) for tool-free disassembly<\/li><li><strong>Drainable design<\/strong>\u00a0with no dead legs or entrapment areas<\/li><li><strong>CIP\/SIP compatible<\/strong>\u00a0materials (up to 150\u00b0C steam sterilization)<\/li><li><strong>FDA CFR 21 compliant<\/strong>\u00a0materials and coatings<\/li><li><strong>EHEDG certification<\/strong>\u00a0for hygienic design<\/li><\/ul><p>All wetted parts use 316L stainless steel with FDA-compliant elastomers (USP Class VI).<\/p><h3><strong>Exceptional Warranty and Support<\/strong><\/h3><p>Jade Ant stands behind our quality with industry-leading warranty coverage:<\/p><ul><li><strong>1-year comprehensive warranty<\/strong>\u00a0covering all parts and labor<\/li><li><strong>2-year extended warranty option<\/strong>\u00a0with enhanced support<\/li><li><strong>Lifetime technical support<\/strong>\u00a0for all products<\/li><li><strong>24\/7 emergency hotline<\/strong>\u00a0for critical applications<\/li><li><strong>Free firmware updates<\/strong>\u00a0for life of product<\/li><li><strong>Replacement sensor exchange program<\/strong>\u00a0with guaranteed pricing<\/li><\/ul><p>Our commitment extends beyond the sale to ensure your long-term satisfaction and success.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-64170131 elementor-align-center elementor-widget elementor-widget-button\" data-id=\"64170131\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-733b6c32 e-con-full e-flex e-con e-parent\" data-id=\"733b6c32\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-2ff5954f elementor-widget elementor-widget-image\" data-id=\"2ff5954f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4451 lazyload\" alt=\"astm c518 heat flow meter thermal conductivity standard\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-56af1e72 elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"56af1e72\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3789acf\" data-id=\"3789acf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-342ae43f elementor-widget elementor-widget-heading\" data-id=\"342ae43f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Applications of Thermal Flowmeter <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2221a190 elementor-widget elementor-widget-text-editor\" data-id=\"2221a190\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Where Jade Ant Thermal Mass Flowmeters Excel<\/strong><\/p><h3><strong>Compressed Air Monitoring and Management<\/strong><\/h3><p>Compressed air is often called the &#8220;fourth utility&#8221; in manufacturing, yet it&#8217;s frequently the most expensive and wasteful. Jade Ant thermal mass flowmeters provide accurate monitoring of compressed air consumption throughout manufacturing facilities to identify leaks, optimize usage patterns, and reduce energy costs. The exceptional low-flow sensitivity enables detection of even small leaks that collectively waste significant energy. Install meters at main headers, department feeds, and critical equipment to establish accountability and track improvement initiatives. The wide turndown ratio accommodates both baseline consumption and peak demand without requiring multiple meter sizes.<\/p><h3><strong>Natural Gas Metering and Energy Management<\/strong><\/h3><p>Monitor natural gas flow to industrial burners, boilers, process heaters, and co-generation equipment with precision. Jade Ant thermal flowmeters provide the accurate mass flow measurement essential for BTU metering, fuel-air ratio control, and energy cost allocation. The direct mass measurement eliminates errors from pressure and temperature fluctuations common in steam boiler applications. Use the data for submetering to allocate energy costs by department, building, or process, enabling informed decisions about energy efficiency investments and identifying opportunities for waste reduction.<\/p><h3><strong>Nitrogen Blanketing, Purging, and Inerting<\/strong><\/h3><p>Control inert gas flow in storage tanks, reactors, distillation columns, and packaging operations where oxygen exclusion is critical. The sensitive low-flow measurement ensures precise control while minimizing expensive gas consumption in nitrogen blanketing applications. Monitor purge gas flow to verify proper inerting procedures before entering confined spaces or during maintenance activities. The fast response time enables tight control of nitrogen flow during automated purge cycles, reducing gas waste while maintaining safety.<\/p><h3><strong>Biogas and Landfill Gas Measurement<\/strong><\/h3><p>Monitor biogas production from anaerobic digesters in wastewater treatment plants, agricultural operations, and food processing facilities. Measure landfill gas collection for flare control or energy recovery systems. Jade Ant thermal flowmeters handle the varying compositions typical of biogas (50-75% methane, 25-50% CO\u2082, plus trace components) through custom calibration. The measurement is unaffected by the moisture content often present in these applications. Track biogas production to optimize digester operation and document renewable energy generation for regulatory credits and incentives.<\/p><h3><strong>Chemical and Petrochemical Processing<\/strong><\/h3><p>Measure pure gases and inert atmospheres in chemical reactors, distillation columns, crystallizers, and drying operations. Monitor nitrogen, hydrogen, oxygen, carbon dioxide, and specialty gases used as reactants, catalyst carriers, or protective atmospheres. The no-moving-parts design ensures reliability in continuous process operations with minimal maintenance disruption. The corrosion-resistant 316L stainless steel construction withstands exposure to many process chemicals. Use thermal meters for both custody transfer metering and process control applications.<\/p><h3><strong>Semiconductor and Electronics Manufacturing<\/strong><\/h3><p>Precision gas flow control in cleanroom environments for CVD (Chemical Vapor Deposition), plasma etching, wafer cleaning, and atmospheric control. Monitor specialty gases including nitrogen, argon, hydrogen, helium, and process gases with ppb-level purity requirements. Jade Ant thermal flowmeters meet the stringent accuracy, repeatability, and cleanliness standards demanded by semiconductor manufacturing. Available with electropolished surfaces and special certifications for ultra-high purity applications. The compact design minimizes cleanroom footprint while the digital outputs integrate seamlessly with fab automation systems.<\/p><h3><strong>Environmental Monitoring and Emissions Control<\/strong><\/h3><p>Measure stack gas, flare gas, and process vent flows for environmental compliance reporting under EPA regulations. Monitor fugitive emissions from storage tanks, loading racks, and process equipment. The thermal meter&#8217;s ability to accurately measure very low flows makes it suitable for leak detection and repair (LDAR) programs. Track VOC (Volatile Organic Compound) emissions to thermal oxidizers or carbon adsorption systems. Verify proper operation of flare systems and document emissions for regulatory reporting.<\/p><h3><strong>Food and Beverage Processing<\/strong><\/h3><p>Monitor nitrogen used for modified atmosphere packaging, tank blanketing in breweries and wineries, and inerting in food processing. Measure carbon dioxide for carbonation systems and cryogenic freezing. Track natural gas to ovens, roasters, and process heaters. Jade Ant offers sanitary designs with electropolished surfaces, tri-clamp connections, and 3-A certification for direct food contact applications. The hygienic design facilitates CIP (Clean-In-Place) procedures and meets FDA requirements for food processing equipment.<\/p><h3><strong>Pharmaceutical Manufacturing<\/strong><\/h3><p>Monitor high-purity nitrogen, oxygen, and compressed air in API (Active Pharmaceutical Ingredient) production, tablet coating, freeze drying, and sterile filling operations. Measure process gases in reactor vessels and fermenters. Track utility gases for facility-wide cost allocation and validation documentation. Jade Ant thermal flowmeters support pharmaceutical validation requirements with IQ\/OQ documentation, material certifications, and full traceability. The 21 CFR Part 11 compliant data logging option provides the audit trail required for regulated operations.<\/p><h3><strong>Oxygen Therapy and Medical Gas Systems<\/strong><\/h3><p>Monitor medical oxygen, medical air, and vacuum systems in hospitals and healthcare facilities. Measure gas flow to ventilators, anesthesia machines, and hyperbaric chambers. Verify proper operation of medical gas pipeline systems and document flows for quality assurance. Available in configurations compliant with NFPA 99 medical gas standards and with oxygen-safe cleaning procedures and materials.<\/p><h3><strong>HVAC and Building Automation<\/strong><\/h3><p>Measure outside air ventilation rates to optimize indoor air quality while minimizing heating and cooling costs. Monitor gas flow to boilers and rooftop units for energy management. Track nitrogen or dry air used for pneumatic controls. The compact design fits easily into existing ductwork, and the multiple output options integrate with all major building automation systems. Use energy flow data for LEED certification documentation and continuous commissioning programs.<\/p><h3><strong>Wastewater Treatment Aeration Control<\/strong><\/h3><p>Optimize aeration blower operation in activated sludge processes by measuring actual air flow to diffusers. Proper air flow control can reduce aeration energy costs by 30-50% while improving treatment efficiency. The wide turndown ratio accommodates varying load conditions as influent flow and quality change throughout the day. Use flow data with dissolved oxygen measurements to implement demand-based aeration control strategies.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26751b8e elementor-align-center elementor-widget elementor-widget-button\" data-id=\"26751b8e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-e854d39 e-con-full e-flex e-con e-parent\" data-id=\"e854d39\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-65051955 elementor-widget elementor-widget-image\" data-id=\"65051955\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4451 lazyload\" alt=\"astm c518 heat flow meter thermal conductivity standard\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/astm-c518-heat-flow-meter-thermal-conductivity-standard-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-42b150da elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"42b150da\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-173b3225\" data-id=\"173b3225\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-12584463 elementor-widget elementor-widget-heading\" data-id=\"12584463\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Installation Guidelines of Thermal Flowmeter <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-28fcfba9 elementor-widget elementor-widget-text-editor\" data-id=\"28fcfba9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Proper Installation for Optimal Performance and Long-Term Reliability<\/strong><\/p><p>To ensure your Jade Ant Thermal Mass Flowmeter delivers maximum accuracy, reliability, and longevity, careful attention must be paid to installation location, piping configuration, and commissioning procedures. Following these guidelines will help you avoid common installation mistakes and achieve the best possible performance.<\/p><h3><strong>Location Selection<\/strong><\/h3><p><strong>Avoid These Locations:<\/strong><\/p><ul><li>Directly downstream of elbows, tees, valves, reducers, expanders, or any flow disturbance<\/li><li>Areas with excessive vibration from pumps, compressors, or rotating equipment<\/li><li>Locations subject to extreme temperature fluctuations or thermal cycling<\/li><li>Areas exposed to direct sunlight or radiant heat from furnaces or process equipment<\/li><li>Low points in piping where condensate can accumulate<\/li><li>High points where gas pockets or air locks may form<\/li><li>Near sources of electromagnetic interference (VFD drives, welders, motors)<\/li><li>Areas difficult to access for maintenance, calibration, or display viewing<\/li><\/ul><p><strong>Preferred Locations:<\/strong><\/p><ul><li>Straight pipe sections with adequate upstream and downstream lengths<\/li><li>Easily accessible areas for maintenance and display reading<\/li><li>Environmentally protected locations (indoors preferred)<\/li><li>Positions with minimal vibration transmission<\/li><li>Adequate clearance around electronics housing for wiring and service<\/li><li>Locations where ambient temperature remains within specification<\/li><\/ul><h3><strong>Piping Configuration and Straight Pipe Requirements<\/strong><\/h3><p>Adequate straight pipe runs are essential for accurate measurement. Flow disturbances create velocity profile distortions and turbulence that affect sensor readings.<\/p><p><strong>Minimum Requirements:<\/strong><\/p><ul><li><strong>Upstream Straight Pipe:<\/strong>\u00a05D (5 times the pipe diameter)<\/li><li><strong>Downstream Straight Pipe:<\/strong>\u00a03D (3 times the pipe diameter)<\/li><\/ul><p><strong>Recommended for Best Performance:<\/strong><\/p><ul><li><strong>After Single 90\u00b0 Elbow:<\/strong>\u00a010D upstream minimum<\/li><li><strong>After Two 90\u00b0 Elbows in Same Plane:<\/strong>\u00a015D upstream<\/li><li><strong>After Two 90\u00b0 Elbows in Different Planes:<\/strong>\u00a020D upstream<\/li><li><strong>After Valves or Reducers:<\/strong>\u00a015D upstream<\/li><li><strong>Before Any Obstruction:<\/strong>\u00a05D downstream<\/li><\/ul><p><strong>Example:<\/strong>\u00a0For a DN50 (2-inch) pipe installation:<\/p><ul><li>Minimum: 250mm (5D) upstream, 150mm (3D) downstream<\/li><li>Recommended: 500mm (10D) upstream, 250mm (5D) downstream<\/li><\/ul><p><strong>Flow Conditioning:<\/strong>\u00a0If adequate straight pipe lengths cannot be provided due to space constraints, install a flow straightener (honeycomb or tube bundle type) 5D upstream of the meter. While not ideal, this is preferable to installation with insufficient straight pipe.<\/p><p><strong>Filtration:<\/strong>\u00a0Always install a strainer or filter upstream (recommended mesh size 60-80) to protect the sensor from particulates, pipe scale, and debris. Position the strainer far enough upstream (minimum 2D) so it doesn&#8217;t create additional flow disturbance. Check and clean filters regularly based on system conditions.<\/p><h3><strong>Mounting Orientation<\/strong><\/h3><p><strong>Horizontal Piping (Preferred):<\/strong><\/p><ul><li>Mount sensor in the\u00a0<strong>top half<\/strong>\u00a0of the pipe (12 o&#8217;clock or 3 o&#8217;clock position)<\/li><li><strong>Never mount at bottom<\/strong>\u00a0(6 o&#8217;clock) where condensate or liquid can accumulate on sensor<\/li><li>The display housing can be rotated 350\u00b0 for optimal viewing angle without disturbing sensor alignment<\/li><li>Ensure flow direction arrow on meter body matches actual gas flow direction<\/li><\/ul><p><strong>Vertical Piping:<\/strong><\/p><ul><li><strong>Upward flow strongly preferred<\/strong>\u00a0(ensures any condensate or liquids drain away from sensor)<\/li><li>Downward flow acceptable only if gas is guaranteed dry with no possibility of liquid carryover<\/li><li>For steam applications, always use upward flow orientation<\/li><\/ul><p><strong>Sensor Insertion Depth (Insertion-Style Meters):<\/strong><\/p><ul><li>For pipes DN80-DN200: Insert sensor to 1\/3 of pipe diameter from wall<\/li><li>For pipes &gt;DN200: Follow specific insertion depth marked on sensor probe<\/li><li>Do not bottom out sensor against opposite pipe wall<\/li><li>Ensure sensor tip is positioned in representative flow stream, not in boundary layer near wall<\/li><\/ul><h3><strong>Electrical Installation<\/strong><\/h3><p><strong>Power Supply Wiring:<\/strong><\/p><ul><li>Use appropriately sized wire for distance and current (typically 18-22 AWG for short runs)<\/li><li>Provide dedicated regulated DC power supply (24VDC \u00b110%)<\/li><li>Include overcurrent protection (fuse or circuit breaker) per local codes<\/li><li>For AC powered units, verify voltage matches meter specification (115VAC or 230VAC)<\/li><\/ul><p><strong>Signal Wiring Best Practices:<\/strong><\/p><ul><li>Use twisted, shielded pair cable for 4-20mA analog signals<\/li><li>Use shielded cable for RS485 Modbus (impedance-matched recommended)<\/li><li>Keep signal cables separate from power cables and AC wiring (minimum 12 inches separation)<\/li><li>Ground shield at ONE end only (typically at control system end) to prevent ground loops<\/li><li>Use proper termination resistors for RS485 networks (120-ohm at each end of bus)<\/li><li>Label all wires clearly for future maintenance<\/li><\/ul><p><strong>Conduit and Enclosures:<\/strong><\/p><ul><li>Use appropriate conduit type for environment (rigid, EMT, liquidtight flexible)<\/li><li>Seal conduit entries with appropriate fittings to maintain IP rating<\/li><li>Ensure proper drainage or slope to prevent water accumulation in conduit<\/li><li>For outdoor installations, use weatherproof junction boxes and drip loops<\/li><\/ul><p><strong>Hazardous Area Installations:<\/strong><\/p><ul><li>Verify area classification matches meter certification (Zone 1\/Div 1, Zone 2\/Div 2)<\/li><li>Use only approved conduit, fittings, and seals for the area classification<\/li><li>Install sealing fittings within required distances per code<\/li><li>Ensure all covers and cable glands are properly secured<\/li><li>Do not open electronics housing while circuit is energized in hazardous areas<\/li><\/ul><p><strong>Grounding:<\/strong><\/p><ul><li>Connect meter body to electrical ground per local codes<\/li><li>Bond meter to piping system if piping is grounded<\/li><li>For plastic piping, provide separate ground wire to meter body<\/li><li>Ensure ground path has low resistance (&lt;1 ohm)<\/li><\/ul><h3><strong>Pressure Testing and Leak Checking<\/strong><\/h3><p>Before commissioning:<\/p><ul><li>Verify all pipe connections are properly tightened (do not overtighten flanges)<\/li><li>Perform pressure test to system design pressure<\/li><li>Check all connections with leak detection solution or meter<\/li><li>Verify no leaks at sensor insertion point (insertion-style meters)<\/li><li>If leaks found, depressurize, repair, and retest<\/li><\/ul><h3><strong>Pre-Start Commissioning Checklist<\/strong><\/h3><p><strong>Mechanical Verification:<\/strong>\u00a0\u2610 All piping connections tight and leak-free \u2610 Strainer\/filter installed upstream and clean \u2610 Flow direction correct (arrow on meter matches flow) \u2610 Sensor clean and undamaged (visual inspection) \u2610 Adequate straight pipe upstream and downstream \u2610 No obvious vibration or stress on meter body \u2610 Display housing properly secured and rotated for viewing<\/p><p><strong>Electrical Verification:<\/strong>\u00a0\u2610 Power supply voltage correct and stable (measure with meter) \u2610 All wiring connections secure and properly terminated \u2610 Shield grounding correct (one end only) \u2610 Grounding connection low resistance \u2610 No obvious electromagnetic interference sources nearby \u2610 All covers and cable glands secure and properly rated<\/p><p><strong>Configuration Verification:<\/strong>\u00a0\u2610 Gas type correctly selected from menu \u2610 Pipe size entered correctly \u2610 Engineering units set appropriately (kg\/h, SCFM, etc.) \u2610 Output ranges configured (4-20mA span, pulse scaling) \u2610 Damping\/filtering set for application \u2610 Totalizer units and decimals configured \u2610 Alarm setpoints configured if used<\/p><h3><strong>Initial Startup Procedure<\/strong><\/h3><p><strong>Step 1: Power-Up and Warm-Up<\/strong><\/p><ul><li>Apply power to meter<\/li><li>Verify display illuminates and shows startup screen<\/li><li>Allow minimum 30-minute warm-up period before expecting stable readings<\/li><li>During warm-up, display may show &#8220;WARMING UP&#8221; or fluctuating values &#8211; this is normal<\/li><\/ul><p><strong>Step 2: Zero Adjustment<\/strong><\/p><ul><li>With NO gas flow (close isolation valves), access zero adjustment menu<\/li><li>Initiate auto-zero procedure (meter will automatically determine zero point)<\/li><li>Wait for completion (typically 2-5 minutes)<\/li><li>Verify zero reading is stable (should be &lt;0.5% of full scale)<\/li><li>If zero reading excessive or unstable, check for valve leakage or external flow disturbances<\/li><\/ul><p><strong>Step 3: Flow Verification<\/strong><\/p><ul><li>Slowly open isolation valves to establish flow<\/li><li>Allow flow to stabilize for 5 minutes<\/li><li>Compare meter reading to expected value based on:<ul><li>Downstream pressure regulators or control valves<\/li><li>Equipment consumption specifications<\/li><li>Existing reference meters<\/li><li>Calculated flow from system parameters<\/li><\/ul><\/li><li>Reading should be within \u00b110% for initial startup (\u00b15% after optimization)<\/li><\/ul><p><strong>Step 4: Output Verification<\/strong><\/p><ul><li>Measure 4-20mA output signal with calibrated multimeter<\/li><li>At zero flow: Should read 4.00 mA \u00b10.1 mA<\/li><li>At known flow: Calculate expected mA based on configured span<\/li><li>Verify pulse output with frequency counter (if used)<\/li><li>Test digital communication (Modbus query, HART communication)<\/li><li>Verify proper integration with control system<\/li><\/ul><p><strong>Step 5: Alarm Testing<\/strong><\/p><ul><li>If alarm outputs configured, test each alarm point<\/li><li>Temporarily adjust setpoint to trigger alarm<\/li><li>Verify relay contacts operate correctly<\/li><li>Verify control system receives alarm indication<\/li><li>Return setpoints to proper operating values<\/li><\/ul><p><strong>Step 6: Documentation<\/strong><\/p><ul><li>Record serial number and configuration settings<\/li><li>Document installation location and piping details<\/li><li>Record initial zero value<\/li><li>Note baseline flow readings under normal operation<\/li><li>Take photographs of installation for future reference<\/li><li>File calibration certificate and documentation<\/li><\/ul><h3><strong>Optimization and Fine-Tuning<\/strong><\/h3><p>After initial startup and several days of operation:<\/p><p><strong>Performance Evaluation:<\/strong><\/p><ul><li>Review recorded flow data for consistency and trends<\/li><li>Compare totalized flow to expected consumption<\/li><li>Check for unexpected variations or anomalies<\/li><li>Evaluate response time and stability<\/li><\/ul><p><strong>Adjustments if Needed:<\/strong><\/p><ul><li>If readings systematically high or low, verify gas type selection is correct<\/li><li>If excessive noise or fluctuation, increase damping\/filtering<\/li><li>If response too slow, decrease damping (balance stability vs. speed)<\/li><li>Repeat zero adjustment if zero drift observed<\/li><\/ul><p><strong>System Integration:<\/strong><\/p><ul><li>Fine-tune PID control loops using meter output<\/li><li>Establish alarm and warning setpoints based on actual operating data<\/li><li>Configure trend displays and historical data logging<\/li><li>Set up automatic reporting if required<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-55d0c97b elementor-align-center elementor-widget elementor-widget-button\" data-id=\"55d0c97b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"#elementor-action%3Aaction%3Dpopup%3Aopen%26settings%3DeyJpZCI6IjE4OTgiLCJ0b2dnbGUiOmZhbHNlfQ%3D%3D\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Get More Infomation<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-61152c07 e-con-full e-flex e-con e-parent\" data-id=\"61152c07\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-51fe07fa elementor-widget elementor-widget-image\" data-id=\"51fe07fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1920\" height=\"814\" data-src=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/fox-thermal-mass-flow-meter.jpg\" class=\"elementor-animation-grow attachment-full size-full wp-image-4453 lazyload\" alt=\"fox thermal mass flow meter\" data-srcset=\"https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/fox-thermal-mass-flow-meter.jpg 1920w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-mass-flow-meter-300x127.jpg.webp 300w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-mass-flow-meter-1024x434.jpg.webp 1024w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-mass-flow-meter-768x326.jpg.webp 768w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-mass-flow-meter-1536x651.jpg.webp 1536w, https:\/\/jadeantinstruments.com\/wp-content\/uploads\/2026\/01\/fox-thermal-mass-flow-meter-18x8.jpg 18w, https:\/\/jadeantinstruments.com\/wp-content\/smush-webp\/2026\/01\/fox-thermal-mass-flow-meter-1000x424.jpg.webp 1000w\" data-sizes=\"(max-width: 1920px) 100vw, 1920px\" src=\"data:image\/svg+xml;base64,PHN2ZyB3aWR0aD0iMSIgaGVpZ2h0PSIxIiB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciPjwvc3ZnPg==\" style=\"--smush-placeholder-width: 1920px; --smush-placeholder-aspect-ratio: 1920\/814;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-539dfe0 elementor-section-content-middle elementor-section-full_width elementor-section-height-default elementor-section-height-default\" data-id=\"539dfe0\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;shape_divider_bottom&quot;:&quot;curve&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n    <path class=\"elementor-shape-fill\" d=\"M1000,4.3V0H0v4.3C0.9,23.1,126.7,99.2,500,100S1000,22.7,1000,4.3z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3cc227ad\" data-id=\"3cc227ad\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-63a437d2 elementor-widget elementor-widget-heading\" data-id=\"63a437d2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">FREQUENTLY ASKED QUESTIONS (FAQ)<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63f82924 elementor-widget elementor-widget-text-editor\" data-id=\"63f82924\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h3><strong>Q1: What is the fundamental difference between thermal mass flowmeters and volumetric flowmeters?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Thermal mass flowmeters measure the actual mass flow rate of gas (such as kg\/h, lb\/min, or standard cubic meters per hour) directly, while volumetric flowmeters measure the volume of gas passing through the meter (such as actual cubic meters per hour). The key difference is that volumetric measurements are affected by changes in gas pressure and temperature\u2014when pressure increases or temperature decreases, the gas becomes denser, so more mass passes through even though the volumetric flow rate remains the same.<\/p><p>Jade Ant thermal mass flowmeters eliminate this problem by measuring heat transfer, which is directly proportional to mass flow regardless of pressure or temperature changes. This means you don&#8217;t need separate pressure and temperature transmitters plus compensation calculations. For applications like compressed air monitoring, energy management, or process control where you need to know the actual amount of gas (not just its volume), thermal mass measurement provides more accurate and meaningful data.<\/p><h3><strong>Q2: Can Jade Ant thermal flowmeters measure wet or saturated gases?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Jade Ant thermal mass flowmeters are designed and calibrated specifically for dry, clean gases. The presence of moisture, liquid droplets, or condensate on the heated sensor will significantly affect measurement accuracy because liquids have very different thermal properties than gases. When liquid contacts the hot sensor, it absorbs much more heat than gas would, causing erroneously high flow readings.<\/p><p>For gases with moisture content or potential for condensation:<\/p><ul><li><strong>Install a moisture separator or coalescing filter<\/strong>\u00a0upstream of the flowmeter to remove liquid droplets<\/li><li><strong>Heat trace the piping<\/strong>\u00a0to maintain gas temperature above the dew point<\/li><li><strong>Install at a high point<\/strong>\u00a0in the piping system where condensate won&#8217;t accumulate<\/li><li><strong>Consider alternative technologies<\/strong>\u00a0such as vortex or ultrasonic flowmeters which are less sensitive to moisture<\/li><\/ul><p>If your application involves saturated steam or wet gases that cannot be dried, please consult Jade Ant technical support to discuss alternative measurement solutions that may be more appropriate.<\/p><h3><strong>Q3: What gases can Jade Ant thermal flowmeters measure accurately?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Jade Ant thermal mass flowmeters come pre-programmed with thermal properties for over 50 common industrial gases, including:<\/p><p><strong>Common Gases:<\/strong><\/p><ul><li>Air (compressed air, instrument air)<\/li><li>Nitrogen (N\u2082)<\/li><li>Oxygen (O\u2082)<\/li><li>Carbon Dioxide (CO\u2082)<\/li><li>Argon (Ar)<\/li><li>Helium (He)<\/li><li>Hydrogen (H\u2082)<\/li><li>Methane (CH\u2084)<\/li><\/ul><p><strong>Fuel Gases:<\/strong><\/p><ul><li>Natural Gas (various compositions)<\/li><li>Propane, Butane, LPG mixtures<\/li><li>Biogas (methane\/CO\u2082 mixtures)<\/li><li>Landfill gas<\/li><\/ul><p><strong>Specialty Gases:<\/strong><\/p><ul><li>Ammonia (NH\u2083)<\/li><li>Chlorine (Cl\u2082)<\/li><li>Sulfur Dioxide (SO\u2082)<\/li><li>Various refrigerants<\/li><li>And many more<\/li><\/ul><p>For gas mixtures not in the standard library, Jade Ant offers\u00a0<strong>custom calibration services<\/strong>\u00a0where we calibrate the meter specifically for your gas composition. If you provide a detailed gas analysis (percentage of each component), we can either:<\/p><ol><li>Calculate thermal properties and program the meter accordingly<\/li><li>Perform actual flow calibration with your specific gas mixture in our laboratory<\/li><li>Provide a multi-gas configuration allowing you to switch between different gases in the field<\/li><\/ol><p><strong>Important Note:<\/strong>\u00a0Thermal flowmeters measure gases only, not liquids or steam. For steam applications, please refer to our vortex or differential pressure flowmeter product lines.<\/p><h3><strong>Q4: How does gas composition affect thermal flowmeter accuracy, and what happens if my gas composition changes?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Thermal mass flow measurement depends fundamentally on two gas properties:\u00a0<strong>specific heat capacity (Cp)<\/strong>\u00a0and\u00a0<strong>thermal conductivity (k)<\/strong>. Different gases have different thermal properties, which is why you must configure the meter for the correct gas type.<\/p><p>If gas composition changes significantly (typically more than 5-10% change in a major component):<\/p><ul><li><strong>Measurement accuracy will be affected<\/strong>\u00a0proportionally to the difference in thermal properties<\/li><li><strong>The error can be positive or negative<\/strong>\u00a0depending on whether the new composition has higher or lower Cp\u00d7k values<\/li><li><strong>For natural gas<\/strong>, composition variations within typical pipeline specifications (\u00b15% methane content) usually cause errors less than \u00b11-2%<\/li><\/ul><p><strong>What to do if composition varies:<\/strong><\/p><ol><li><p><strong>For minor variations<\/strong>\u00a0(natural gas from different suppliers, biogas with seasonal changes):<\/p><ul><li>Use an average composition for calibration<\/li><li>Accept slightly reduced accuracy (typically \u00b12-3% instead of \u00b11%)<\/li><li>Recalibrate annually based on actual gas analysis<\/li><\/ul><\/li><li><p><strong>For predictable composition changes<\/strong>\u00a0(switching between two known gas types):<\/p><ul><li>Order meter with\u00a0<strong>multi-gas calibration<\/strong><\/li><li>Switch gas type in the configuration menu when composition changes<\/li><li>Jade Ant can program up to 5 different gas calibrations in one meter<\/li><\/ul><\/li><li><p><strong>For continuously varying composition<\/strong>\u00a0(biogas production, mixed waste gases):<\/p><ul><li>Consider adding a\u00a0<strong>gas chromatograph<\/strong>\u00a0or composition analyzer<\/li><li>Use the analysis to apply real-time correction factors<\/li><li>Or accept thermal flowmeter as an indicator rather than precision measurement<\/li><\/ul><\/li><\/ol><p>For critical applications with varying composition, consult Jade Ant applications engineers to discuss the best measurement strategy for your specific situation.<\/p><h3><strong>Q5: What is the minimum detectable flow rate for thermal mass flowmeters?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0One of the greatest advantages of thermal mass flowmeters is their exceptional sensitivity to low flows. The minimum detectable flow depends on three factors:\u00a0<strong>pipe size<\/strong>,\u00a0<strong>gas type<\/strong>, and\u00a0<strong>meter configuration<\/strong>.<\/p><p><strong>General Guidelines:<\/strong><\/p><p>For air or nitrogen in common pipe sizes:<\/p><ul><li><strong>DN50 (2&#8243;):<\/strong>\u00a0Minimum detectable ~0.05 m\/s velocity = approximately 0.3 m\u00b3\/h<\/li><li><strong>DN80 (3&#8243;):<\/strong>\u00a0Minimum detectable ~0.05 m\/s velocity = approximately 0.8 m\u00b3\/h<\/li><li><strong>DN100 (4&#8243;):<\/strong>\u00a0Minimum detectable ~0.05 m\/s velocity = approximately 1.2 m\u00b3\/h<\/li><\/ul><p>This exceptional low-flow sensitivity makes Jade Ant thermal flowmeters ideal for:<\/p><ul><li><strong>Leak detection programs<\/strong>\u00a0where you need to detect small continuous losses<\/li><li><strong>Compressed air monitoring<\/strong>\u00a0to identify equipment left running unnecessarily<\/li><li><strong>Pilot flow measurement<\/strong>\u00a0in burner control systems<\/li><li><strong>Purge gas monitoring<\/strong>\u00a0where flows are intentionally kept very low<\/li><\/ul><p><strong>Low-Flow Cutoff:<\/strong><\/p><p>Jade Ant meters include a configurable\u00a0<strong>low-flow cutoff<\/strong>\u00a0setting (typically 0.5-2% of full scale). Below this threshold:<\/p><ul><li>The display shows zero to avoid displaying meaningless noise<\/li><li>The totalizer stops accumulating to prevent false totalization<\/li><li>The 4-20mA output goes to 4.00 mA<\/li><\/ul><p>You can adjust this cutoff based on your application needs. For leak detection, set it very low (0.5%). For process control where low flows are not significant, set it higher (2-3%) to provide cleaner control signals.<\/p><h3><strong>Q6: How long does the thermal flowmeter take to warm up, and can I use it immediately after power-on?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Jade Ant thermal mass flowmeters require a\u00a0<strong>warm-up period of approximately 30 minutes<\/strong>\u00a0after initial power application before they provide fully accurate readings. This warm-up is necessary because:<\/p><ol><li><strong>Thermal stabilization:<\/strong>\u00a0The sensor heating elements must reach and stabilize at their operating temperature<\/li><li><strong>Electronics stabilization:<\/strong>\u00a0The precision analog circuits must reach thermal equilibrium<\/li><li><strong>Baseline establishment:<\/strong>\u00a0The microprocessor establishes baseline reference values<\/li><\/ol><p><strong>What happens during warm-up:<\/strong><\/p><ul><li>The display may show &#8220;WARMING UP&#8221; or &#8220;WAIT&#8221; message<\/li><li>Flow readings may fluctuate or show non-zero values even with no flow<\/li><li>Outputs (4-20mA, pulse) may not be accurate<\/li><li>This is completely normal behavior<\/li><\/ul><p><strong>Best Practices:<\/strong><\/p><p>For critical applications requiring immediate measurement after power loss:<\/p><ul><li><strong>Use UPS backup power<\/strong>\u00a0to maintain continuous operation through utility outages<\/li><li><strong>Plan maintenance<\/strong>\u00a0during scheduled downtime when 30-minute warm-up is acceptable<\/li><li><strong>Parallel redundancy<\/strong>\u00a0with a second meter if instant failover is required<\/li><\/ul><p>For applications with frequent power cycling:<\/p><ul><li>Consider\u00a0<strong>battery backup<\/strong>\u00a0option that maintains sensor temperature during short outages<\/li><li>Configure\u00a0<strong>shorter warm-up mode<\/strong>\u00a0(15 minutes) with slightly reduced accuracy if acceptable<\/li><\/ul><p>After the initial warm-up on installation, most users leave the flowmeter powered continuously. The power consumption is very low (&lt;3W for display, &lt;15W total), so continuous operation costs less than $20\/year in electricity while ensuring instant readiness.<\/p><h3><strong>Q7: Can thermal flowmeters be used in hazardous or explosive atmospheres?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Yes, Jade Ant offers\u00a0<strong>explosion-proof and intrinsically safe versions<\/strong>\u00a0of thermal mass flowmeters certified for installation in hazardous areas where flammable gases, vapors, or combustible dusts may be present.<\/p><p><strong>Available Certifications:<\/strong><\/p><p><strong>ATEX (European Union):<\/strong><\/p><ul><li>Zone 1: Ex d IIB T4 (flameproof enclosure)<\/li><li>Zone 2: Ex d IIB T4 or Ex nA IIB T4 (flameproof or non-sparking)<\/li><li>Suitable for gases in Groups IIA, IIB<\/li><\/ul><p><strong>IECEx (International):<\/strong><\/p><ul><li>Ex d IIB T4 Gb (flameproof enclosure)<\/li><li>Ex nA IIB T4 Gc (non-sparking for Zone 2)<\/li><\/ul><p><strong>FM Approvals (North America):<\/strong><\/p><ul><li>Class I, Division 1, Groups B, C, D<\/li><li>Class I, Division 2, Groups A, B, C, D<\/li><\/ul><p><strong>CSA (Canada):<\/strong><\/p><ul><li>Class I, Division 1, Groups B, C, D<\/li><\/ul><p><strong>Important Requirements for Hazardous Area Installation:<\/strong><\/p><ol><li><strong>Specify at time of order<\/strong>\u00a0&#8211; Explosion-proof certification must be factory-configured; cannot be added later<\/li><li><strong>Use approved conduit and fittings<\/strong>\u00a0&#8211; All electrical connections must use certified explosion-proof or intrinsically safe components<\/li><li><strong>Install sealing fittings<\/strong>\u00a0as required by code (typically within 18 inches of enclosure entry)<\/li><li><strong>Proper grounding<\/strong>\u00a0is essential &#8211; verify ground resistance &lt;1 ohm<\/li><li><strong>Do not open enclosure<\/strong>\u00a0while system is energized in classified areas<\/li><li><strong>Follow all warning labels<\/strong>\u00a0and installation instructions<\/li><\/ol><p>The explosion-proof versions are slightly larger and heavier than standard models due to the reinforced enclosures required, but measurement performance is identical. Consult Jade Ant at the quote stage to ensure proper configuration for your hazardous area classification.<\/p><h3><strong>Q8: What causes sensor drift in thermal flowmeters, and how can it be corrected?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Sensor drift refers to a gradual change in the meter&#8217;s calibration over time, causing readings to become progressively more inaccurate. Understanding the causes helps prevent drift and correct it when detected.<\/p><p><strong>Primary Causes of Drift:<\/strong><\/p><ol><li><p><strong>Sensor Contamination (Most Common):<\/strong><\/p><ul><li>Oil carryover from compressors deposits on sensor<\/li><li>Particulates from piping corrosion or scale<\/li><li>Organic vapors condensing on sensor surface<\/li><li><strong>Prevention:<\/strong>\u00a0Install high-quality filtration; maintain air compressor; use coalescing filters<\/li><\/ul><\/li><li><p><strong>Thermal Cycling Stress:<\/strong><\/p><ul><li>Repeated heating\/cooling changes sensor characteristics<\/li><li>Particularly problematic with rapid temperature swings<\/li><li><strong>Prevention:<\/strong>\u00a0Avoid installation in extreme temperature locations; use thermal insulation<\/li><\/ul><\/li><li><p><strong>Corrosive Gases:<\/strong><\/p><ul><li>Chemical attack degrades sensor surface<\/li><li>More rapid with acidic or chlorinated gases<\/li><li><strong>Prevention:<\/strong>\u00a0Specify corrosion-resistant materials; use protective coatings<\/li><\/ul><\/li><li><p><strong>Mechanical Vibration:<\/strong><\/p><ul><li>Continuous vibration can alter sensor mechanical mounting<\/li><li><strong>Prevention:<\/strong>\u00a0Isolate from vibration sources; use vibration dampeners<\/li><\/ul><\/li><\/ol><p><strong>Detection of Drift:<\/strong><\/p><p>Jade Ant thermal flowmeters include\u00a0<strong>automatic drift detection<\/strong>:<\/p><ul><li><strong>Self-diagnostics<\/strong>\u00a0compare current performance to factory baseline stored in memory<\/li><li><strong>Alarm alerts<\/strong>\u00a0when drift exceeds acceptable thresholds (typically \u00b12%)<\/li><li><strong>Trending data<\/strong>\u00a0shows gradual changes over time<\/li><\/ul><p>You can also detect drift by:<\/p><ul><li>Comparing readings to a parallel reference meter<\/li><li>Checking totalizer against known consumption<\/li><li>Performing periodic zero-flow verification<\/li><\/ul><p><strong>Correction Methods:<\/strong><\/p><p><strong>Minor Drift (&lt;2%):<\/strong><\/p><ol><li><strong>Zero Adjustment:<\/strong>\u00a0With flow shut off, perform auto-zero procedure from menu (takes 2-5 minutes)<\/li><li><strong>Span Adjustment:<\/strong>\u00a0If reference flow available, adjust span to match known value<\/li><li><strong>This can be done in field<\/strong>\u00a0without removing meter<\/li><\/ol><p><strong>Moderate Drift (2-5%):<\/strong><\/p><ol><li><strong>Sensor Cleaning:<\/strong>\u00a0Remove and clean sensor per maintenance procedure<\/li><li><strong>Re-zero after cleaning<\/strong><\/li><li><strong>Verify with known flow<\/strong>\u00a0if possible<\/li><\/ol><p><strong>Severe Drift (&gt;5%):<\/strong><\/p><ol><li><strong>Return for factory recalibration<\/strong>\u00a0&#8211; full multi-point calibration on traceable flow standards<\/li><li><strong>Sensor replacement<\/strong>\u00a0if contamination cannot be cleaned or sensor damaged<\/li><li><strong>Typically required<\/strong>\u00a0every 3-5 years in harsh applications, 5-10 years in clean applications<\/li><\/ol><p><strong>Jade Ant Advantage:<\/strong><\/p><p>Our advanced microprocessors include\u00a0<strong>adaptive drift compensation algorithms<\/strong>\u00a0that continuously learn sensor characteristics and automatically apply minor corrections. This extends calibration intervals significantly compared to competitive products using simpler electronics.<\/p><h3><strong>Q9: How do I select the correct pipe size for my thermal mass flowmeter application?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Proper meter sizing is critical for accuracy, rangeability, and cost-effectiveness. Unlike some other flowmeter technologies, thermal mass flowmeters should generally be sized for the actual pipe size (not downsized) because:<\/p><ol><li>Thermal meters have very wide turndown ratios (100:1), so they can handle low flows accurately even in larger pipes<\/li><li>Downsizing increases pressure drop and installation cost<\/li><li>The sensor measures a representative sample of the flow stream<\/li><\/ol><p><strong>Sizing Procedure:<\/strong><\/p><p><strong>Step 1: Determine Your Flow Rates<\/strong><\/p><ul><li><strong>Maximum flow rate:<\/strong>\u00a0Highest flow you&#8217;ll ever measure<\/li><li><strong>Normal flow rate:<\/strong>\u00a0Typical operating condition (most important)<\/li><li><strong>Minimum flow rate:<\/strong>\u00a0Lowest flow you need to measure accurately<\/li><\/ul><p><strong>Step 2: Determine Operating Conditions<\/strong><\/p><ul><li>Gas type and composition<\/li><li>Operating pressure (absolute)<\/li><li>Operating temperature<\/li><li>Standard reference conditions if expressing mass in standard volumes (e.g., SCFM)<\/li><\/ul><p><strong>Step 3: Calculate Flow Velocity<\/strong><\/p><p>Velocity (m\/s) = Volumetric Flow (m\u00b3\/h) \u00f7 [Pipe Area (m\u00b2) \u00d7 3600]<\/p><p><strong>Optimal Velocity Ranges:<\/strong><\/p><ul><li><strong>Minimum:<\/strong>\u00a00.5 m\/s (for good accuracy)<\/li><li><strong>Normal:<\/strong>\u00a03-15 m\/s (best accuracy)<\/li><li><strong>Maximum:<\/strong>\u00a040 m\/s (velocity limit before erosion concerns)<\/li><\/ul><p><strong>Step 4: Select Meter Size<\/strong><\/p><p>Generally, select a meter matching your pipe size if normal flow velocity is within 2-25 m\/s.<\/p><p><strong>Example:<\/strong><\/p><p>Application: Compressed air monitoring<\/p><ul><li>Pipe size: DN80 (3-inch)<\/li><li>Maximum flow: 500 SCFM<\/li><li>Normal flow: 200 SCFM<\/li><li>Minimum flow: 20 SCFM<\/li><li>Pressure: 7 bar gauge (8 bar absolute)<\/li><li>Temperature: 25\u00b0C<\/li><\/ul><p>Convert to actual conditions:<\/p><ul><li>Actual volumetric flow at normal = 200 SCFM \u00d7 (1.013\/8) = 25.3 actual CFM = 43 m\u00b3\/h<\/li><\/ul><p>Velocity check:<\/p><ul><li>Pipe area for DN80 = 0.00503 m\u00b2<\/li><li>Velocity = 43 \u00f7 (0.00503 \u00d7 3600) = 2.4 m\/s \u2713 (within optimal range)<\/li><\/ul><p><strong>Recommendation:<\/strong>\u00a0DN80 Jade Ant Thermal Mass Flowmeter<\/p><ul><li>This size will accurately measure across the full range (20-500 SCFM)<\/li><li>Turndown ratio utilized: 500\u00f720 = 25:1 (well within 100:1 capability)<\/li><\/ul><p><strong>When to Downsize:<\/strong><\/p><p>Consider a smaller meter only if:<\/p><ul><li>Normal flow velocity would be &lt;1 m\/s in the actual pipe size<\/li><li>Budget is extremely limited and slightly higher pressure drop is acceptable<\/li><li>Installation space is severely constrained<\/li><\/ul><p><strong>Jade Ant Sizing Service:<\/strong><\/p><p>Unsure about sizing? Contact Jade Ant applications engineering with your flow data, and we&#8217;ll provide a\u00a0<strong>free sizing calculation and recommendation<\/strong>\u00a0within 24 hours. We can also provide multiple options if your flow rates vary significantly.<\/p><h3><strong>Q10: Can the same thermal flowmeter measure different gases by changing the configuration?<\/strong><\/h3><p><strong>A:<\/strong>\u00a0Yes, with limitations. Jade Ant thermal flowmeters can be configured at the factory for\u00a0<strong>multi-gas operation<\/strong>, allowing you to switch between different gases in the field by simply changing a menu setting. However, there are important considerations:<\/p><p><strong>How Multi-Gas Configuration Works:<\/strong><\/p><ol><li><strong>Factory Calibration:<\/strong> The meter is calibrated for each specific gas you specify (up to 5 different<p>gases) 2.\u00a0<strong>Stored Calibration Data:<\/strong>\u00a0Each gas calibration is stored in non-volatile memory with its specific thermal properties and correction factors 3.\u00a0<strong>Field Selection:<\/strong>\u00a0The operator selects the active gas type from the configuration menu 4.\u00a0<strong>Automatic Compensation:<\/strong>\u00a0The meter applies the correct calibration for the selected gas<\/p><p><strong>When Multi-Gas Operation Works Well:<\/strong><\/p><p><strong>Ideal Scenarios:<\/strong><\/p><ul><li><strong>Similar Thermal Properties:<\/strong>\u00a0Gases with comparable specific heat and thermal conductivity (e.g., air and nitrogen differ by only ~3%)<\/li><li><strong>Sequential Processes:<\/strong>\u00a0Applications where you measure different gases at different times, not simultaneously<\/li><li><strong>Known Gas Switching:<\/strong>\u00a0You know exactly when gas type changes (e.g., nitrogen purge vs. process air)<\/li><\/ul><p><strong>Common Multi-Gas Applications:<\/strong><\/p><ul><li>Nitrogen purging systems that also measure air during startup<\/li><li>Laboratory gas distribution systems with multiple gases to different users<\/li><li>Process equipment that uses different gases for different production recipes<\/li><li>Pilot plants or R&amp;D facilities testing various gas mixtures<\/li><\/ul><p><strong>Accuracy Considerations:<\/strong><\/p><ul><li><strong>For similar gases (air\/N\u2082\/O\u2082):<\/strong>\u00a0Accuracy typically \u00b11.5-2% for each gas<\/li><li><strong>For very different gases (He vs. CO\u2082):<\/strong>\u00a0Accuracy may be \u00b12-3% due to wider differences in thermal properties<\/li><li><strong>Single-gas calibration is always more accurate:<\/strong>\u00a0If you measure only one gas, single-gas calibration provides \u00b11% accuracy<\/li><\/ul><p><strong>Limitations and When NOT to Use Multi-Gas:<\/strong><\/p><p><strong>Not Recommended For:<\/strong><\/p><ol><li><strong>Automatic gas detection:<\/strong>\u00a0Thermal meters cannot identify which gas is flowing; you must tell it<\/li><li><strong>Gas mixtures with varying composition:<\/strong>\u00a0If natural gas composition varies continuously, multi-gas doesn&#8217;t help<\/li><li><strong>Simultaneous multi-component mixtures:<\/strong>\u00a0Cannot measure a mixture of gases unless specifically calibrated for that exact mixture<\/li><li><strong>Widely different thermal properties:<\/strong>\u00a0Helium and CO\u2082, for example, may not calibrate well on the same sensor<\/li><\/ol><p><strong>Alternative Solutions:<\/strong><\/p><p>If your application involves:<\/p><ul><li><strong>Unknown gas mixtures:<\/strong>\u00a0Consider adding a gas chromatograph or composition analyzer<\/li><li><strong>Continuously varying composition:<\/strong>\u00a0Custom calibration for the average composition with acceptance of \u00b12-3% accuracy<\/li><li><strong>Critical accuracy requirements:<\/strong>\u00a0Use dedicated single-gas meters for each gas stream<\/li><\/ul><p><strong>Ordering Multi-Gas Configuration:<\/strong><\/p><p>When ordering, specify:<\/p><ul><li>All gas types you need to measure<\/li><li>Expected flow ranges for each gas<\/li><li>Whether gases will be measured simultaneously or sequentially<\/li><li>Accuracy requirements for each gas<\/li><\/ul><p>Jade Ant will recommend whether multi-gas configuration is appropriate or if separate meters would be better for your application.<\/p><\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5066304a elementor-align-center elementor-widget elementor-widget-button\" data-id=\"5066304a\" data-element_type=\"widget\" data-e-type=\"widget\" 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448c-25.6 0-51.2-22.4-64-32-64-44.8-83.2-60.8-96-70.4V480c0 17.67 14.33 32 32 32h256c17.67 0 32-14.33 32-32V345.6c-12.8 9.6-32 25.6-96 70.4-12.8 9.6-38.4 32-64 32zm128-192H32c-17.67 0-32 14.33-32 32v16c25.6 19.2 22.4 19.2 115.2 86.4 9.6 6.4 28.8 25.6 44.8 25.6s35.2-19.2 44.8-22.4c92.8-67.2 89.6-67.2 115.2-86.4V288c0-17.67-14.33-32-32-32zm256-96H224c-17.67 0-32 14.33-32 32v32h96c33.21 0 60.59 25.42 63.71 57.82l.29-.22V416h192c17.67 0 32-14.33 32-32V192c0-17.67-14.33-32-32-32zm-32 128h-64v-64h64v64zm-352-96c0-35.29 28.71-64 64-64h224V32c0-17.67-14.33-32-32-32H96C78.33 0 64 14.33 64 32v192h96v-32z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Send<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/button>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p data-source-line=\"58-58\"><strong>Thermal Gas Mass Flow Meter (No Compensation Needed)<\/strong><\/p>\n<p data-source-line=\"60-60\">Directly measures mass flow of various gases. Ideal for energy management and gas distribution.<\/p>\n<ul data-source-line=\"61-65\">\n<li data-source-line=\"61-61\"><strong>Gases:<\/strong>\u00a0Air, N2, O2, Ar, CO2, Biogas<\/li>\n<li data-source-line=\"62-62\"><strong>Size:<\/strong>\u00a0Inline (DN15-DN300) &amp; Insertion (Up to DN3000)<\/li>\n<li data-source-line=\"63-63\"><strong>Sensitivity:<\/strong>\u00a0Detects very low flow rates (Leak detection)<\/li>\n<li data-source-line=\"64-64\"><strong>Turndown:<\/strong>\u00a0100:1<\/li>\n<li data-source-line=\"65-65\"><strong>Installation:<\/strong>\u00a0Easy hot-tap installation available.<\/li>\n<\/ul>","protected":false},"featured_media":4333,"template":"","meta":{"_seopress_titles_title":"Thermal Gas Mass Flow Meter | Compressed Air & Biogas | Jade Ant","_seopress_titles_desc":"Direct mass flow measurement for compressed air, natural gas, O2, N2. High sensitivity with 100:1 turndown ratio. Insertion & Inline types. 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