| Customization: | Available |
|---|---|
| Warranty: | One Year |
| Display Type: | Digital Only |
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Function
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Two, three, four-wire measure grounding resistance, soil resistivity; Ground voltage, AC voltage
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Ambient temperature and humidity
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23ºC±5ºC,below 75%rh
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Power Supply
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DC 9V 6-section LR14 Dry Battery Standby for more than 100 hours
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Interference voltage
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<20V(should be avoided)
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Interference current
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<2A (should be avoided)
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Measure R electrode spacing
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a>5d
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Measured electrode spacing
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a>20h
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Auxiliary Earth Resistance
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Reference Conditions <100Ω, Operating Conditions <5kΩ
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Range
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Grounding resistance: 0.00Ω to 30.00kΩ
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Soil resistivity: 0.00Ωm~9999kΩm
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Ground voltage: 0.00V to 600.0V
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Measurement Method
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Precision 4-wire, 3-wire measurement, simple 2-wire grounding resistance
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Measuring Methods
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Grounding resistance: rated current change method
Soil resistivity: four-pole method Ground voltage: average rectification (S-ES interface) |
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Test Frequency
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128Hz
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Short-circuit Test Current
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AC >20mA (sine wave)
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Open Circuit Test Voltage
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AC 28V max
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Electrode Spacing Range
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can be set from 1m to 100m
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Change Gear
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Grounding resistance: fully automatic shifting from 0.00Ω to 30.00kΩ
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Soil resistivity: 0.00 Ωm~9000kΩm automatic shifting
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Backlight
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Gray screen backlight, suitable for dim places
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Display Mode
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4-digital super-large LCD display, blue screen backlight
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Measuring Indicator
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During measurement, LED flash
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LCD Frame Dimension
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111mm×65mm
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LCD display area
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108mm×65mm
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Dimension
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L×W×H: 240mm×188mm×85mm
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Standard Test Wire
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4 wires: each for red 20m, black 20m, yellow 10m, and green 10m
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Simple Test Wire
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2 wires: each for yellow 1.5m and green 1.5m
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Auxiliary Earthing Rod
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4 PCS
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Measuring Rate
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Voltage to ground: about 3 times/second
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Earth resistance, soil resistivity: about 7 seconds/time
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Circuit Voltage
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below AC 600V(The ground voltage measurement function cannot be used to measure commercial power)
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Data Storage
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500 sets, "MEM" icon storage indicator, flash display "FULL" icon to indicate storage is full
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Data Read
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Data read function: "MR" icon display
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Overflow Display
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Exceeding measuring range overflow function: "OL" icon display
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Alarm Function
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Alarm when the measured value exceeds the alarm setting value
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Battery Voltage
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Low battery voltage symbol display
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Automatic Shut-down
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"APO" instruction, automatically shut down after 15 minutes of power on
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Power Consumption
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Standby: About 40mA (backlight off)
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Turn on and backlight on: about 43mA
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Measurement: about 75mA (backlight off)
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Weight
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Tester:1230g (including battery)
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Testing Wires:1300g
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Auxiliary earthing rod:720g(4 PCS)
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Working Temperature & Humidity
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-10ºC~40ºC;below 80%rh
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Storage temperature & humidity
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-20ºC~60ºC;below 70%rh
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Overload Protection
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Measuring earth ground resistance: between each interfaces of H-E,S-ES, AC 280V/3 seconds
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Insulation Resistance
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Over 20MΩ(between circuit and enclosure it is 500V)
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Withstanding Voltage
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AC 3700V/rms (Between circuit and enclosure)
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Electromagnetic Features
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IEC61326(EMC)
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Protection Type
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IEC61010-1 (CAT III 300V, CAT IV 150V, Pollution Degree 2);
IEC61010-031; IEC61557-1 (grounding resistance); IEC61557-5 (soil resistivity); JJG 366-2004 |
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