BM500A 1000V Digital Insulation Resistance Tester Meter Megohmmeter Megger 1999M
0~1999M ω ±(5%+5). BM500A Insulation Resistance Tester x 1. Digital Insulation Resistance Tester. Digital Insulation Resistance Testers. Short circuit current: no less than 2mA. Load current. Low Battery Warning.