Digital Resistance Ground Earth Tester UT501A 1000V Insulation Resistance Tester Earth Ground Resistance Earth Ground Resistance Meter Multimeter Voltmeter, Digital Earth Resistance Tester

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About Digital Resistance Ground Earth Tester UT501A 1000V

Specification: Display: LCD, 1999 count Overload Indication: "＞5.5GΩ" for insulation resistance measurement; "OL V" forvoltage measurement. Accuracy: ±(a% reading + digits); calibration per year Working Temperature: 0-35℃ Working Humidity: ≤75% Working Altitude: 2000m Storage Temperature: -20~60℃ Storage Humidity: ≤80% Battery: 6pcs x 1.5V Battery (NOT included) Size (Approx.): 150*100*71mm/5.9*3.9*2.8in Weight (Approx.): 837g/29.5oz Insulation Resistance Measurement Rated Voltage: 100V 250V 500V 1000V Test Range: 0.00MΩ~5.5GΩ （When It is about less than 4.0MΩ, buzzer outputs alarming sounds. ) Note: (100V)0.00MΩ~100MΩ  Opened Voltage: DC 100V±10% DC 250V±10% DC 500V±10% DC 1000V±10%  Rated Test Current: When load is 100KΩ, the rated testing current is 0.9mA ~1.1mA. When load is 250KΩ, the rated testing current is 0.9mA ~1.1mA. When load is 500KΩ, the rated testing current is 0.9mA ~1.1mA. When load is 1MΩ, the rated testing current is 0.9mA ~1.1mA. Shorted Current About less than 1.8mA.  Accuracy: 0.00MΩ~99MΩ: (3%+5digits; 100M ~5.5GΩ: ±（5%+5digits） Voltage Measurement AC Voltage Test Range: 30V~750V(50Hz/60Hz)  Resolution: 1V Accuracy ±（2%+3digits）   Package List: 1 x Insulation Resistance Tester 2 x Test Lead 2 x Crocodile Clip 1 x Black Bag 1 x Gallus