Bargraph to display insulation resistance.
Displays the value of external AC voltage along with flashing symbol.
Auto null function to automatically subtract the test lead resistance before displaying the real continuity resistance value.
Live circuit warning beeper.
Releasing the test button automatically discharges the charges stored in the circuit under test.
200mA continuity measuring current to IEC 61557.
Minimum 1mA current on insulation tests to IEC 61557.
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