|
Basic Specification
（Apply within one year after the calibration、23℃±5℃、0～70%RH、 Accuracy =±（%reading+LSD））
Insulation Resistance tester
|
3123 |
√ |
√ |
√ |
√ |
|
|
3125 |
|
√ |
√ |
√ |
√ |
|
Rated voltage |
250V |
500V |
1000V |
2500V |
5000V |
|
Measuring
Range |
0.0～99.9MΩ
100～999MΩ
1.00～2.50GΩ |
0.0～99.9MΩ
100～999MΩ
1.00～5.00GΩ |
0.0～ 99.9MΩ
100～999MΩ
1.00～9.99GΩ |
0.0～99.9MΩ
100～999MΩ
1.00～9.99GΩ
10.0～99.9GΩ |
0.0～99.9MΩ
100～999MΩ
1.00～9.99GΩ
10.0～99.9GΩ
100～1000GΩ
1.00～1.20TΩ |
|
Open circuit Voltage |
DC 250V + 20% ，-0% |
DC 500V + 20% ，-0% |
DC 1000V + 20%，-0% |
DC 2500V + 20%，-0% |
DC 5000V +20%，-0% |
|
Rated
Current |
1mA--1.2mA
(at 0.21MΩ load) |
1mA--1.2mA
(at 0.5MΩ load) |
1mA--1.2mA
(at 1MΩ load) |
1mA--1.2mA
(at 2.5MΩ load) |
1mA—1.2mA
(at 5MΩ load) |
|
Short-circuit
Current |
Approx. 1.3mA |
|
Accuracy |
±5%rdg ± 3dgt / ±20%(100GΩ or more) |
Voltage monitor display for insulation resistance range
0～5000V(resolution 1V)：±2%rdg±3dgt
Leakage current measurement
|
Current
Range |
Measuring Range |
Accuracy |
|
5uA |
0.000～5.250uA |
±10%rdg±5dgt |
|
50uA |
5.00～52.50uA |
±2.5%rdg±5dgt |
|
250uA |
50.0～262.5uA |
±2.5%rdg±5dgt |
|
1500uA |
250～1500uA |
±2.5%rdg±5dgt |
Voltage measurement
|
|
DC voltage |
AC voltage |
|
Measuring
range |
0～±1000V |
30 ～600V(50/60Hz) |
|
Resolution |
1V |
|
Accuracy |
±2%rdg±3dgt |
Temperature
measurement
|
Measuring range |
Accuracy |
|
0.0～25.0ºC |
±1ºC |
|
25.0～70.0ºC |
±2.ºC |
|
