The handheld MOV-1 Megaohm Validator from Electronic Development Labs (EDL) Inc., Danville, VA, lets you make sure that insulation resistance testers are working properly. The device measures resistance from 0–10 Gigohms and features 5 kV max. voltage for all decades with 1% accuracy for all decades, nickel-plated copper terminals, and multi-diameter terminals compatible with most alligator clips. It is suitable for all insulation resistance testers and for AC and DC testing.
Insulation Resistance Tester Calibrator from EDL
Electronic Development Labs (EDL) Inc.