5000V Digital Insulation Resistance Tester HP-6688B
The Digital Insulation Resistance Tester HP-6688B have high performance, and safe configuration and improved electrocircuit. It is one new item which has more fully function, higher precision, and easier operation. It's also one quakeproof, dustproof and dampproof tester and can fit work environment of outdoor.
1MΩ～2000MΩ:±（3.0% of rdg+5 digits)
200MΩ～10GΩ:±（5.0% of rdg+5 digits)
10GΩ～200GΩ:±（10.0% of rdg+5 digits)
±（2.0% of rdg+5 digits)
Low Battery Indication
HV red indication lamp light