Digital lightning tester

QJ41SDigital lightning resistance testerSuitable for mining areas, military units, and engineering inspection departments, it can detect electrical explosion networks and electrical mines Accurate measurement of G DC resistance. The instrument has excellent principles, wide measurement range, high accuracy, strong anti-interference ability, and stable performance. The instrument adopts a backlit LCD screen to digitally display measurement results, which can be used both day and night, and the readings are intuitive and clear. The instrument adopts a handheld casing and is powered by lithium-ion batteries, which brings convenience to field and on-site measurements Charging once can last for a considerable amount of time without the need to replace the battery.

two、Main technical indicators

1Usage conditions

1.1 Environmental temperature 5-40℃

1.2 Relative humidity:20～75%

1.3 There is no strong electromagnetic interference or corrosive gas around

1.4 No severe vibration or mechanical impact

2Range, measurement range, working current(Through electric lightning G current)

3. The basic error is: Δ=± (0.2% reading+0.1% full-scale)

4. The additional temperature error is 0.05 Δ/℃

5. Power supply: provided by built-in lithium battery

6. Dimensions: 98 x 45 x 186

7. Weight: 0.3kg