TongHui TH2683A Insulation Resistance Tester

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Technical Parameter

Model	TH2683A	TH2683B
Resistance Test
Test Range	100kΩ – 10TΩ	100kΩ – 5TΩ
Test Accuracy	I＞10nA: ±2%, I≤10nA: ±5%
Current Test
Test Range	Range1: 100uA – 1mA, input internal resistance: 10kΩ, Range2: 10uA – 100uA, input internal resistance: 10kΩ, Range3: 1uA – 10uA, input internal resistance: 10kΩ, Range4: 100nA – 1uA, input internal resistance: 10kΩ, Range5: 10nA – 100nA, input internal resistance: 1MΩ, Range6: 1nA – 10nA, input internal resistance: 1MΩ.
Test Accuracy	±2%+3pA
Voltage Test
Range	1V – 1000V	1V – 500V
Accuracy	Voltage≥10V: ±1%+1V, Voltage＜10V: ±10%+0.1V.
Current Limit	10mA
Switch	Turn it on or off manually on the front panel, or through the built-in timer control or remote control.
Charging Time	0～999s, programmable.
Test Delay	0～999s, programmable.
Test Speed	Fast: ≤30ms, Slow: ≤60ms.
Comparator Function	4 bins: 3-bin pass, 1 bin fail.
Range Mode	Auto, Hold.
Storage	Internal storage, USB.
Standard Interface	RS232C, USB HOST, USB DEVICE, HANDLER.
General Technical Parameter
Working Humidity	10℃～40℃，≤90%RH
Power Requirement	90～121V AC (60Hz) or 198～242V AC (50Hz)
Power	＜50VA
Volume	235mmX104mmX360mm
Weight	3.6kg