Loop calibrators are the most common calibration and troubleshooting tool used in the instrumentation field. A loop calibrator normally can generate and measure the 4 to 20 milliAmp (mA) signal used in instrumentation loops, hence, the name. So what is the difference between 2 Wire and 4-Wire?
It’s no secret that temperature measurement plays and control is a vital part of many industrial and commerical processes. Check this edition out which places emphasis on Thermocouple measurement and calibration.
Calibrating gas custody flow computers can be challenging at times. This quick summary explains how the BetaGauge 330 Pressure Calibrator can make task seem easy.