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Earth Resistance Series
FR3010
FR3010E
FR2000+ Series
ES3000
ES3001
ES3002
ES3020 Series
ES3030
Insulation Resistance Series
High Voltage Test Series
DC Low resistance Series
Power Quality Analysis Series
Clamp Current Meter Series
Current Sensor Series
Other Lightning Protection Met
Earth Resistance Series
Clamp Ground Resistance Tester (High-End)
ES3020 Series
★  Resistance Range: 0.01Ω-1500Ω
★ Current Range: 0.00mA-40.0A
★ Voltage Range: 0.0V~100V
★  Ω+A same screen display
★  Fully isolated USB technology, can be connected to the computer
★  Real-time clock function
★  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
★  Safe and reliable, 500 sets of storage

ES3020E钳形接地电阻测试仪(高端型)主机 ES3020E钳形接地电阻测试仪(高端型)主机
ES3020E钳形接地电阻测试仪(高端型)侧视图 ES3020E钳形接地电阻测试仪(高端型)侧视图
ES3020E钳形接地电阻测试仪(高端型)侧视图1 ES3020E钳形接地电阻测试仪(高端型)侧视图1
ES3020E钳形接地电阻测试仪(高端型)配件图 ES3020E钳形接地电阻测试仪(高端型)配件图
ES3020E钳形接地电阻测试仪(高端型)测试环 ES3020E钳形接地电阻测试仪(高端型)测试环
I. Model comparison  
Model: ES3020 ES3020B ES3020E
Resistance range: 0.01Ω500Ω 0.01Ω- 1200Ω 0.01Ω-1500Ω
Current range: N/A 0.00mA-20.0A 0.00mA-40.0A
Voltage range: N/A N/A 0.0V~100V
Resistance accuracy: ±1%±0.01Ω ±1%±0.01Ω ±1%±0.01Ω
Resistance resolution: 0.001Ω 0.001Ω 0.001Ω
Current accuracy: N/A ±2%±1mA ±2%±1mA
Currenty resolution: N/A 0.01mA 0.01mA

II. Technical Specification
Function Ground resistant test, Loop resistance test, leakage current test, grounding voltage test.
Ambient temperature and humidity 23℃±5℃,below 75%rh
Range Grounding resistance:0.01-1500Ω  ±1%±0.01Ω
Current:0.00mA-40.0A  ±2%±1mA
Grounding voltage:0.0V~100V
Measurement Method Mutual induction
Resistance resolution 0.001Ω
Current resolution 0.01mA
Clamp Diameter 55mm×32mm
Clock Function Have
Ω+A Synchronized display Ω+A same screen display
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
USB interface With USB interface, software monitoring, storage data can be uploaded to the computer, save the print
Communication Line USB communication line 1
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
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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