How to Calibrate a Magnetic Flow Meter: Practical Tips
A magnetic flow meter that reads ±0.5 % on the day it ships from the factory can drift to ±2–3 % within 18 months if electrode fouling, grounding degradation, or zero-offset creep goes unchecked. On a 6-inch municipal water billing meter processing 800 GPM around the clock, a +1 % systematic bias means 4.2 million […]
