Portable Micro Ohm Meter Digital Contact Loop Resistance Adjustable Output 2000W
Portable Micro Ohm Meter Digital Contact Loop Resistance Tester This portable micro ohm meter meets the criteria of the latest power system standard DL/T845.4-2004 and combines high-frequency switching power supply technology with advanced digital circuitry. Designed for measuring loop resistance in switching control equipment, it delivers DC 100mA test current as recommended by national standards, providing accurate resistance measurements with excellent stability for high
Place of Origin
China Mainland
Warranty
2 years
Place of origin
Hubei, China
Packaging Details
carton
Power supply
220V 50Hz
Accuracy Class
Standard Accuracy
Product Description
Portable Micro Ohm Meter Digital Contact Loop Resistance Tester
This portable micro ohm meter meets the criteria of the latest power system standard DL/T845.4-2004 and combines high-frequency switching power supply technology with advanced digital circuitry. Designed for measuring loop resistance in switching control equipment, it delivers DC 100mA test current as recommended by national standards, providing accurate resistance measurements with excellent stability for high-voltage switch maintenance.
Key Features
- High Current Output: Advanced battery technology enables sequential high current output, effectively breaking down oxide layers between switches for more precise measurements
- Strong Anti-Interference: Maintains measurement accuracy with ±1 digit stability even in strong electromagnetic interference environments
- Long Service Life:Precision resistors suppress temperature drift; rugged connectors enhance vibration resistance.
- Portable Design: Compact and lightweight construction for easy transportation and field use
Technical Specifications
| Measurement Range | 1-1999µΩ |
| Resolution | 1µΩ |
| Test Current | DC 20-120A |
| Accuracy | 5%±1 digit |
| Display | Three half-LCD (Current & Resistance) |
| Power Supply | AC220V±10%, 50Hz |
| Operating Environment | Temperature: -10ºC to 40ºC, Humidity ≤80%RH |
| Dimensions | 300×270×200mm |
| Weight | 5kg (accessories excluded) |
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