The Handheld Loop Resistance Tester is powered by a high capacity and high magnification lithium battery, with a compact design and handheld operation, making it easy to carry. A specialized testing equipment mainly used for measuring the contact resistance, loop resistance, and other micro ohmic resistance of switches, circuit breakers, and other equipment.
Functional characteristics(Customisable)
- Adopting a 7-inch full color high-definition touch screen;
- Large output current, wide testing range, multiple current options, maximum support for 100A current output;
- The maximum testing time for full gear can reach 60 seconds, which meets the requirements of national standards and meets the requirements of on-site use;
- Wide range (up to 50m Ω at 30A), high resolution of 0.01u Ω, and accuracy of 0.5%;
- Equipped with complete protection functions such as open circuit protection and overheat protection;
- Equipped with test data storage function, capable of storing 1000 pieces of test data;
- High capacity lithium battery power supply, can use ≥ 600 tests per charge (1 second test duration);
- Equipped with power management function, effectively reducing internal heating of the instrument and improving its service life.
- Equipped with Bluetooth function and can be configured with a Bluetooth printer (optional).
Technical indicators
- Measuring range:
| Output current |
Measuring range |
| 100A |
0~5mΩ |
| 80A |
0~10mΩ |
| 50A |
0~20mΩ |
| 30A |
0~50mΩ |
- Output current:30A,50A,80A,100A optional
- Test time:1s,5s,10s,30s,60s optional
- Resolution ratio:0.01uΩ
- Accuracy:0.5%±1uΩ
- Maximum power:200W
- Charging Voltage:DC12.6V
- Number of tests:More than 600 times (fully charged, test time 1 second)
- Test Line: resistance≤10mΩ
