Test function |
Output voltage |
Measuring range |
Precision |
Resolution |
Varistor |
Initial operating voltage U1mA |
10~2000V |
±2%rdg±3dgt |
1V |
Leakage current I0.75,1mA |
0.1~199.9μA |
±2%rdg±10dgt |
0.1μA |
|
Discharge tube |
Discharge voltage |
15~2000V |
±2%rdg±3dgt |
1V |
Insulation resistance |
500V |
0~1000MΩ |
±3%rdg±10dgt |
1MΩ |
Function |
Varistor、Discharge tubeDischarge voltage和漏电流测量 |
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Measurement mode |
Dc step-down method |
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Shift mode |
Fully automatic |
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背光Function |
√ |
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Screen type |
108mmX65mm color screen disy |
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Overvoltage protection |
√ |
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Data storage |
500 groups |
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Overflow disy |
显示OL |
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Automatic shutdown |
√ |
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Instrument size |
240mmX188mmX85mm |
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Power supply |
7.2V large capacity rechargeable battery |
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Safety level |
CATIII300V |