English
Various grounding systems can be quickly and easily tested at any place.
Power supply: 9V DC voltage
instructions | Calibration basis | sound |
Low (red) | R<800KΩ | nothing |
Good (green) | 800KΩ≤R≤9MΩ | have |
High (red) | R>9MΩ | nothing |
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Tel: 0576-87071888
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Tel: 0576-87071888
0576-87071889
Mobile: 136 6168 8095
mail box:
zxl@zjyiyuan.cn
zj@zjyiyuan.com