FUZRR FR3010E Ground Resistance Soil Resistivity Tester (0.00Ω～30.00kΩ, 0.00～600V)

Ambient temperature and humidity: 23℃±5℃，below 75%rh

Power Supply: DC 9V 6-section LR14 Dry Battery Standby for more than 100 hours

Interference voltage:＜20V(should be avoided)

Interference current: <2A (should be avoided)

Measure R electrode spacing: a>5d

Measured electrode spacing: a>20h

Auxiliary Earth Resistance: Reference Conditions <100Ω, Operating Conditions <5kΩ

Range: Grounding resistance: 0.00Ω to 30.00kΩ

Soil resistivity: 0.00Ωm～9999kΩm

Ground voltage: 0.00V to 600.0V

Measurement Method: Precision 4-wire, 3-wire measurement, simple 2-wire grounding resistance

Measuring Methods

Grounding resistance: rated current change method

Soil resistivity: four-pole method

Ground voltage: average rectification (S-ES interface)

Test Frequency: 128Hz

Short-circuit Test Current: AC >20mA (sine wave)

Open Circuit Test Voltage: AC 28V max

Electrode Spacing Range: can be set from 1m to 100m

Change Gear: 

Grounding resistance: fully automatic shifting from 0.00Ω to 30.00kΩ

Soil resistivity: 0.00 Ωm～9000kΩm automatic shifting

Backlight

Gray screen backlight, suitable for dim places 

Display Mode: 4-digital super-large LCD display, blue screen backlight

Measuring Indicator: During measurement, LED flash

LCD Frame Dimension: 111mm×65mm

LCD display area: 108mm×65mm

Dimension

L×W×H: 240mm×188mm×85mm

Standard Test Wire: 4 wires: each for red 20m, black 20m, yellow 10m, and green 10m

Simple Test Wire: 2 wires: each for yellow 1.5m and green 1.5m

Auxiliary Earthing Rod: 4 PCS

Measuring Rate

Voltage to ground: about 3 times/second

Earth resistance, soil resistivity: about 7 seconds/time

Circuit Voltage: below AC 600V(The ground voltage measurement function cannot be used to measure commercial power)

Data Storage: 500 sets, “MEM” icon storage indicator, flash display “FULL” icon to indicate storage is full

Data Read: Data read function: “MR” icon display

Overflow Display: Exceeding measuring range overflow function: “OL” icon display

Alarm Function: Alarm when the measured value exceeds the alarm setting value

Battery Voltage: Low battery voltage symbol display

Automatic Shut-down: “APO” instruction, automatically shut down after 15 minutes of power on

Power Consumption

Standby: About 40mA (backlight off)

Turn on and backlight on: about 43mA

Measurement: about 75mA (backlight off)

Weight

Tester：1230g (including battery)

Testing Wires：1300g

Auxiliary earthing rod：720g(4 PCS)

Working Temperature & Humidity: -10℃～40℃；below 80%rh

Storage temperature & humidity: -20℃～60℃；below 70%rh

Overload Protection: Measuring earth ground resistance: between each interfaces of H-E、S-ES, AC 280V/3 seconds

Insulation Resistance: Over 20MΩ(between circuit and enclosure it is 500V)

Withstanding Voltage: AC 3700V/rms (Between circuit and enclosure)

Electromagnetic Features: IEC61326(EMC)

Protection Type

IEC61010-1 (CAT III 300V, CAT IV 150V, Pollution Degree 2);

IEC61010-031;

IEC61557-1 (grounding resistance);

IEC61557-5 (soil resistivity);

JJG 366-2004