I. Overview

The circuit resistance tester is a product developed by our company.IECIn compliance with industry standards and national regulations, our company has meticulously developed high-precision, digital switch testing equipment, leveraging our technical strengths. This instrument utilizes high-power constant current switch power supply technology, enabling the measurement of micro-ohm-level contact resistance. It is widely applicable for measuring contact resistance, loop resistance, as well as cable and wire welding contact resistance in various switches and electrical appliances.

II. Performance Features

1. The test current is high, fully complying with the national standards for test contact resistance.

2. High output voltage, wide measurement range.

3. The test current comes from a high-precision constant current power supply with no need for manual adjustment, ensuring quick and accurate testing.

4. Employing a four-terminal wiring method, effectively eliminating the impact of test wire resistance on the test results.

5. Tested for speediness.10Data displayed in about a second.

6. Instrument adoption128X64Pixel LCD screen, with all operations displayed in Chinese for customer convenience.。

7. The instrument features real-time printing of test data.。

8. Intelligent Power Management TechnologyThe instrument always operates in a low-power state.Effectively reduce internal heating of instrumentsEnergy conservation。

III. Technical Indicators

1. Output Current:50A、100A

Range:0～100 mΩ（50A）

0～50mΩ（100A）

2. Resolution: Low0.1µΩ

3. Please provide the Chinese content to be translated.. SureDegree:±(0.5% + 2 characters)

4. Power:1000W

5. Work MethodContinuous Measurement

6. Work Power:AC220V±10%  50HZ±1Hz

7. Utilizing Temperature:0～40℃

8. Relative HumidityNo condensation below 90%

9. Altitude:≤ 1,000 meters

10. Dimensions:393mm*232mm*302mm

11. Instrument Weight:8.2kg