1. Insulation resistance tester:
| Rated voltage | 250V | 500V | 1000V | 2500V |
| Test range | 0.0~99.9MΩ 100~499MΩ |
0.0~99.9 MΩ 100~999 MΩ |
0.0~99.9 MΩ 100~999 MΩ 1.00~1.99GΩ |
0.0~99.9 MΩ 100~999 MΩ 1.00~9.99GΩ 10.0~99.9GΩ |
| Open circuit voltage | DC 250V +30%, -0% |
DC 500V +30% -0% |
DC 1000V +20% -0% |
DC 2500V +20% -0% |
| Rated current | 0.5MΩloading 0.5mA~0.55mA |
0.5MΩ loading 1mA~1.2mA |
2.5MΩ loading 1mA~1.2mA |
2.5MΩ loading 1mA~1.2mA |
| Short- circuit current |
Approx. 1.3mA | |||
| Accuracy | ±5%rdg±3%dgt | |||
30~600V (Resolution 1V)
| DV | AV | |
| Measuring range |
±30~±600V | 30~600V(50/60Hz) |
| Resolution | 1V | |
| Accuracy | ±2%rdg±3dgt | |
| Technology parameter | Technology index |
| Display | Max. 999 counts LCD display(1000 counts only at 1T is displayed)Bar graph/ max. 36 point. |
| Over range indication | OL mark appears on insulation resistance range. LO mark appears on voltage's range. |
| Auto- ranging | Range shifts to upper range: 1000 count Range shifts to lower range: 95 counts (merely on the insulation resistance range) |
| Sample rate | 0.5~ 10 times/sec |
| Operable altitude | Less than 2000m (Indoor use) |
| Operation circumstance | Temperature 0~40℃, humidity <= 85% |
| Storage circumstance | Temperature -20~ 60℃, humidity <= 90% |
| Overload protection | Insulation resistance : AC 1200V/ 10s Voltage : AC 720V/ 10 s |
| Voltage resistance | AC8320 (50/60Hz)/ 5 second (between electrical circuit and enclosure) |
| Insulation resistance | 1000M of more/ DC 1000V (between electrical circuit and enclosure) |
| Power supply | DC12V (8x1.5V LR14 battery) |
| Battery's life | Approx. 15 hours |
| Dimension | 153x96x220mm |
| Weight | 1032g (without batteries and test wires) |
