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2/3/4 -Wire Method Measure Earth Resistance (R)
Range: 0.00Ω~30.00Ω/Resolution: 0.01Ω/Accuracy: ±2%rdg±3dgt
Range: 30.0Ω~300.0Ω/Resolution: 0.1Ω/Accuracy: ±2%rdg±3dgt
Range: 300Ω~3000Ω/Resolution: 1Ω/Accuracy: ±2%rdg±3dgt
Range: 3.00kΩ~30kΩ/Resolution: 10Ω/Accuracy: ±4%rdg±3dgt
Selection Method Measure Earth Resistance (R)
Range: 0.00Ω~30.00Ω/Resolution: 0.01Ω/Accuracy: ±2%rdg±3dgt
Range: 30.0Ω~300.0Ω/Resolution:0.1Ω/Accuracy: ±2%rdg±3dgt
Range: 300Ω~3000Ω/Resolution: 1Ω/Accuracy: ±2%rdg±3dgt
Double Clamp Method Measure Earth Resistance (Re)
Range: 0.01Ω~0.99Ω/Resolution: 0.01Ω/Accuracy: ±10%rdg±5dgt
Range: 1.0Ω~29.9Ω/Resolution: 0.1Ω/Accuracy: ±10%rdg±5dgt
Range: 30Ω~100Ω/Resolution: 1Ω/Accuracy: ±10%rdg±5dgt
Earth Voltage
Range: AC 0.0~100.0V/Resolution: 0.1V/Accuracy: ±2%rdg±3dgt
AC Current
Range: 0.00mA~600.0A/Resolution: 0.00mA/Accuracy:±2%rdg±3dgt
Soil Resistivity (ρ)
Range:0.00Ωm~99.99Ωm/Resolution:0.01Ωm / According to the precisionof R(ρ=2πaR, a:1 m-100m, π=3.14)
Range:100.0Ωm~999.9Ωm/Resolution:0.1Ωm /
Range:1000Ωm~9999Ωm/Resolution:1Ωm /
Range:10.00kΩm~99.99kΩm/Resolution:10Ωm /
Range:100.0kΩm~999.9kΩm/Resolution:100Ωm /
Range:1000kΩm~9000kΩm/Resolution:1kΩm /
Measurement Method
2/3/4-wire method: change-pole method, measure current 20mA Max
Selection method: change-pole method, measure current 20mA Max
Double clamp method: Sensing measurement method, test current 1mA Max
Soil Resistivity: 4-pole method(Wenner method)
Voltage to earth: average rectification(between P(S)-ES)
AC current: clamp sensor measurement
Test Current: > 20mA (sine wave)
Open-Circuit Test Current: AC 40V max
Data Storage: 2000 groups
Test Voltage Wave: Sine wave
Dead Hold: Data hold function: “HOLD” symbol display
Deta Access: Data access function: “READ” symbol display
Overflow Display: Over range overflow function: “OL” symbol display
Test Frequency: 128Hz/111Hz/105Hz/94Hz(AFC)
Tester Dimension: 215mm(L)X178mm(W)X85mm(H)
Weight: 5.8kg(include accessories and packing)
Automatic Shutdown: 15 minutes without any operation after starting up, the tester will shutdown automatically
Electromagnetic Properties: IEC61326(EMC)
LCD Dimension: 128mmX75mm; LCD display area: 124mmX67mm
Clamp Sensor: CT Size: φ50mm, clamp current sensor cable length: 2m
Electrode Distance Range: Can be set 1m~100m
Power Supply: DC 9V (Alkaline dry battery LR14 1.5VX6 PCS )
Working Current: Standby: 45mA Max(Backlight off 25mA);Measurement:100mA Max(Backlight off)
Test Line: Red 20m, black 20m, yellow 10m, green 10m, red 1.6m, black 1.6m (total 6PCS)
Auxiliary Ground Stage: 4PCS,φ9mm×230mm
USB Interface: With USB interface, software monitoring, storage data can be uploaded to computer for saving and printing
Interference Test: Automatic identify the interference signal, interference voltage higher than 5V will display “NOISE” symbol
Auxiliary Earth Test: With auxiliary earth resistance test function: 0.00KΩ-30kΩ(100R+rC<50kΩ, 100R+rP<50kΩ)
Alarm Function: When the measured value exceed alarm setting value, will have “Du--du--du” alarm sound
Battery Voltage: While battery voltage drop to DC 7.5V, low battery voltage symbol“ ” will display, and remind to replace the battery
Overload Protection: Measure earth resistance: between each interfaces of C(H)-E、P(S)-ES, AC 280V/3 seconds Accessories
Tester:1PCS; Clamp current sensor: 2 PCS; Ground stake: 4PCS; Test line: 6PCS ; USB communication cable: 1PCS;
Tool bag :1PCS; LR14 battery: 6PCS
