Double Clamp Earth Ground Resistance Tester with Soil Resistance 0.00ΩM～9000KΩM

Product Function

With 4-wire method, 3-wire method and simple 2-wire method, selection method, double clamp method to measure earth resistance, DC currentsoil resistivity, earth voltage, AC voltage, grounding lead leakage current.

Product features

1. Import FFT (Fast Fourier Transform Algorithm) and AFC (Automatic Frequency Control) technology. With unique antijamming capability and environmental adaptability, high consistency of retest.

2. Unique designed plug receptacle indicator, accurately indicating the location of the plug receptacle, operation convenient. With function selection knob, all test methods clear to display, operate simple and fast.

3. Package with waterproof protection box, waterproof, crash proof, anti-drop and durable, large-capacity rechargeable lithium battery pack, especially suitable for application at outdoor construction site

4. With the large LCD displayer of host machine, with white backlight and bar graph indication that can be seen clearly.

5. With alarm function, overload protection function, automatic shutdown function, also with the data storage, data access and data upload by USB interface function.

6. Support the bluetooth communication function of Android system, after installation the APP, mobile terminals can be used to testing operations and view test records.

Technical Specification

Power Supply

DC7.4V  2600mAh rechargeable lithium battery

2/3/4-wire Method Measure Earth Resistance

Range:0.000Ω~30KΩ;         Resolution:0.001Ω;      Accuracy: ±2%rdg ± 0.05Ω

Selection Method Measure Earth Resistance

Range:0.000Ω~3000Ω;         Resolution:0.001Ω;      Accuracy:±2%rdg ± 0.05Ω

Double Clamp Method Measure Earth Resistance

Range:0.00Ω~100Ω;          Resolution:0.01Ω;      Accuracy:±10%rdg±5dgt

Earth Voltage Measurement

Range:0.0~100.0V AC;          Resolution:0.1V;        Accuracy:±2%rdg±3dgt

Earth current Measurement

Range:0.0mA~600.0A         Resolution:0.0mA;      Accuracy:±2%rdg±3dgt

Soil Resistivity Measurement (ρ)

Range:0.00Ωm~9000KΩm;      Resolution:0.01Ωm

CT Size

φ70mm

Short-circuit Test Current

AC 250mA max

Open-circuit Test Current

AC 40V max

Test Frequency

128Hz/111Hz/105Hz/94Hz(AFC)

Data Storage

2000 groups

Automatic Shutdown

15 Minutes after power on, will automatic shut down without any operation

LCD Dimension

LCD Frame Dimension: 128mm×75mm； LCD Display Dimension:124mm×67mm

Tester Dimension

280mm(L)×260mm(W)×160mm(H)

Total Weight

6700g(include package)

Working Current

Standby: around 25mA (Backlight close); Measurement:100mA (Backlight close)

Test Wires

Red 20m, black 20m, yellow 10m, green 10m, red 1.6m, black 1.6m (total 6 pcs wires)

Auxiliary Ground Rod

4PCS：φ9mm×230mm

USB Interface

With USB interface，software monitoring, storage data can be uploaded to computer, saved and printed

Bluetooth Communication

Support the bluetooth communication function of Android system, after installation the APP, mobile terminals can be used to testing operations and view test records

Alarm Function

Measure value exceed alarm setting value, will "Toot-toot-toot" alarm indication

Battery Voltage

While battery voltage decreases to around DC 7.2V±0.1V, will display low battery voltage symbol“”, and remind to replace the battery

Accessories

Tester:1PC;Current Clamp Sensor:2PCS; Ground Rod:4PCS;  Testing wires:6PCS; USB communication cable :1PCS; Special charger: 1PCS; Tester bag:1PCS