– In compliance with Ground Bond Resistance Tester Calibration Regulation, with unique timing test design, current stability calculation and external load access functions, able to calibrate ground bond tester by method of quadr-pole or resistance.
– Adopting digital designing technique, wide in measurement range and high in accuracy, AC current of 2.000A-60.00A, resistance voltage signal output is 0-12V, test accuracy is ±0.5%
– Portable designing, menu type operation, coordinated with 320*240 blue LCD display, simple and convenient in application.
|Input current range||2.000A～ 60.000A|
|Current measurement accuracy||±(5%× reading)|
|Resistance setting range||5.0～119.9mΩ, 120～1200mΩ|
|Output voltage range||10.0mV～12000mV|
|Output voltage accuracy||10.0～99.9mV: ± (0.4%× reading+0.5mV)
100.0～12000mV: ± (0.5%× reading)
|Time measurement range||00:00:00.0s～ 99:59:59.9s, door limit setting function|
|Time measurement accuracy||±(1%× reading+0.2s)|
|Ground bond resistance calibration mode||– 4 terminals method
– Resistance method