4-20mA Calibrators for testing, sourcing and measuring industrial current loops, transmitters and process control instruments. A 4-20mA Calibrator is used for testing and calibration of industrial process control loops, transmitters, sensors and instrumentation systems. It is commonly used in automation, instrumentation, process industries and maintenance applications. Metravi CAL-600 is an example of a universal calibrator supporting 4-20mA measurement/source functions. #4to20mACalibrator #4to20mA #LoopCalibrator #ProcessCalibrator #Instrumentation #ProcessControl #IndustrialAutomation #Metravi #Calibration #AAGAMCorporation#virałpost