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Earth Tester
Clamp Ground Resistance Tester (Practical)
★ Resistance Range:0-500Ω
★  New black screen design, luxury
★  Quick self-test function without waiting
★  Using fast filtering technology, strong anti-interference ability
★  New design, long life clamp head
★  500 sets of storage

ES3020钳形接地电阻测试仪(实用型)主机 ES3020钳形接地电阻测试仪(实用型)主机
ES3020钳形接地电阻测试仪(实用型)侧视图 ES3020钳形接地电阻测试仪(实用型)侧视图
ES3020钳形接地电阻测试仪(实用型)侧视图1 ES3020钳形接地电阻测试仪(实用型)侧视图1
ES3020钳形接地电阻测试仪(实用型)配件图 ES3020钳形接地电阻测试仪(实用型)配件图
ES3020钳形接地电阻测试仪(实用型)测试环 ES3020钳形接地电阻测试仪(实用型)测试环
Function Ground resistant test, Loop resistance test
Range 0.01Ω-500Ω
Resolution 0.001Ω
Accuracy ±1%±0.01Ω
Power Supply DC6V Alkaline Dry Battery (1.5V LR6 X 4)
Measurement Method Mutual induction
Clamp Diameter 55mmx32mm
Clock Function Have
Display Mode 4-digit LCD display, black screen design
LCD Dimension 46mm×29mm
Meter Dimension W/T/H: 85mm×58mmx285mm
Sampling Speed About 2 times/second
Data Storage 500 Groups, the symbol “MEM” gives indication, “FULL” mark will flash to indicate the memory has been full
Data Review "MR" symbol indication when reviewing data
Overflow Display Exceed measurement range overflow function: “OL ” symbol display
Test Method Clamp CT, Integral Method
Interference Test Automatic identify interference signal, "NOISE" symbol indication when the interference current is large
Alarm Function Alarm when the measured value exceeds the alarm setting value
Battery Voltage Real-time display of battery power, reminding timely charging when battery voltage is low
Automatic shut-down "APO" instruction, automatic shutdown after 5 minutes boot
Power Consumption 50MA Max
Weight Instrument: 1180g (with battery)
Working Temperature and Humidity -10°C~40C; below 80% rh
Insulation Resistance 20Ω or more (500V between circuit and outside)
Pressure Resistance AC 3700V/rms(between circuit and outside)
Suitable for Safety Regulations IEC61010-1(CAT III 300V, CAT IV 150V, Pollution Degree 2); IEC61010-031; IEC61557-1 (grounding resistance)

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