Soil Resistivity Tester 

Features: 

1. Soil resistivity tester supports 2, 3 and 4‑wire grounding resistance measurement.

2. 4‑digit large LCD display with white screen backlight, suitable for use in dimly lit places.

3. IP65 protection grade, good waterproof, compact and portable, supports multiple functional tests.

4. Ground resistance measurement range is 0.00‑30.00kΩ, and soil resistivity is 0.00Ωm‑9000kΩm.

5. Support ground voltage, AC voltage measurement, high accuracy, long-term use.

 Technical Specifications：

 Item Type: Soil Resistivity Tester

Material: ABS

Model: ETCR3100C

Function: 2, 3 and 4 wires to measure grounding resistance, soil resistivity; grounding voltage, AC voltage measurement

Working Voltage: DC7.4V 2600mAh x1 Rechargeable lithium battery, the battery is fully charged about 8.4V (built-in battery)

Adapter: US Standard AC100-240V

 Range:

1. Grounding Resistance: 0.00 - 30.00kΩ

2. Soil Resistivity: 0.00Ωm - 9000kΩm

3. Grounding Voltage: 0V - 600V

Measurement Method: Precise 4-wire, 3-wire method measurement, simple 2-wire measurement of ground resistance

 Measurement:

Grounding Resistance: Rated current pole changing method, measuring current 20mA Maximum

Soil Resistivity: Quadrupole Method (Winner Method)

Voltage To Ground: Average Value Rectification (Between P(S)-ES Interface)

Test Frequency: 128Hz/111Hz/105Hz/9Hz (AFC)

Short Circuit Test Current: AC 20mA Maximum

Open Circuit Test Voltage: AC 40V Maximum

Test Voltage Waves: Sine Waves

Electrode Spacing Range: 1m-100m can be set

 Shift:

1. Grounding Resistance: 0.009-30.00kΩ Automatic Gear Shift

2. Soil Resistivity: 0.00Ωm-9000kΩm Automatic Gear Shift

Backlight: Controllable white screen backlight, suitable for dim places

Display Mode: 4-Digit Large LCD Display, White Screen Backlight

Measurement Indication: LED flashes during measurement, LCD countdown, progress bar graph indication

 Measure Time:

1. Voltage to ground: about 3 times/sec.

2. Grounding resistance, soil resistivity: about 15 seconds/time

Measurement Times: More than 5000 times (short-circuit test, test once, stop for 30 seconds and then test)

Line Voltage: Measurement below AC600V

Communication Interface: With USB interface, software monitoring, stored data can be uploaded to the computer, saved and printed

Data Storage: 300 groups, "MEM" storage indication, display "PULL" sign to indicate that the storage is full

Data Retention: "HOLD" sign indicates when data is retained

Data Access: "READ" sign indicates when accessing data

Overflow Display: "OL" sign indication when over-range overflow

Interference Test: Automatic identification of interference signals, the "NOISE" sign indicates when the interference voltage is higher than 5V

Auxiliary Grounding Test: With auxiliary grounding resistance test function, 0.00KΩ-30kΩ (100R+rC<50kΩ, 100R+rP<50kΩ

Alarm Function: When the measured value exceeds the alarm setting value, "beep one beep one beep one" alarm prompt

Automatic Shutdown: 10 minutes after startup, automatic shutdown

Battery Voltage Prompt, Overload Protection: Support

Working Temperature and Humidity: -10℃-40℃; below 80%RH

Storage Temperature and Humidity: -20℃-60℃; below 70%RH

Protection Level: IP65

Insulation Resistance: 20MΩ or more (500V between the circuit and the case)

Withstand Voltage: AC 3700V/rms (between circuit and housing)