| Customization: | Available |
|---|---|
| Warranty: | One Year |
| Display Type: | Digital Only |
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Function
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Ground resistance,Soil resistivity,DC resistance,Ground voltage,AC current
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Ambient temperature and humidity
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23ºC±5ºC,below 75%rh
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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 ρelectrode spacing
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a>20h
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Power
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8.4V lithium battery (built-in)
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Backlight
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Controllable backlight, suitable for use in dim places
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measurement mode
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Precise four-wire, three-wire measurement, simple two-wire measurement,Selection method, double clamp method for measuring
grounding resistance |
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Measurement methods
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2.3.4-wire method measurement: Polarization method, measuring current 20mA Max
Soil resistivity: four-pole method Selectivity Measurement: Polarization Method, Measuring Current 20mA Max Double clamp method: non-contact mutual inductance measurement method, test current 1mA Max DC resistance: polarization method AC current: average rectification (clamp) Ground Voltage: Average Rectification(between S-ES interface) |
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Test voltage waveform
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Sine wave
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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 max
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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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1m~100m
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Display mode
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4-bit large LCD display, with backlight
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Measurement instructions
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LED flashing indicator during measurement
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LCD size
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111mm×68mm
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LCD display field
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108mm×65mm
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Instrument size
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L/W/H:277.2mm×227.5mm×153mm
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Clamp size
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L/T/H:101mm×27mm×214mm
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Test line
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4 strips:red 15m,black 15m, yellow 10m,green 10m each one
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Simple test line
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2strips:yellow 1.5m,green 1.5m each one
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Auxiliary Grounding rod
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4PCS:φ10mm×200mm
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Current clamp
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2PCS:Banana plug
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Current clamp diameter
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φ50mm
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Current clamp lead
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Length 2m
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Measure time
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AC current:about 2 times/sec;
Ground voltage:about 2 times/sec; grounding resistance,soil resistivity: about 7 seconds/time |
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Line voltage
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Measurement below AC100V (ground voltage measurement function cannot be used to measure commercial power)
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USB interface
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With USB interface, storage data can be uploaded to the computer, save and print
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Communication Line
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One USB communication line, 1.5m long
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Data storage
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500 groups, "MEM" storage indicates, flashing "FULL" symbol indicates that the memory is full
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Data review
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Data review function: "MR" symbol display
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Overflow display
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Over-range overflow function: "OL" symbol display
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Current clamp low current indication
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When measuring by the selection method or the double-clamp method, when the current signal received by the current clamp A is
lower than 0.5 mA, the symbol " " is displayed, and at this time, the clamping direction of the current clamp A should be checked. |
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Interference test
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Automatic identification of interference signals, "NOISE" symbol indication when the interference voltage is higher than 5V
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Auxiliary grounding test
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With auxiliary ground resistance test function, 0.00KΩ ~ 30kΩ (Rh max = 3kΩ +100R <50kΩ; Rs max = 3kΩ +100R <50kΩ)
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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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Real-time display of battery power, reminding timely charging when battery voltage is low
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Automatic Shutdown
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"APO" Indicates, automatic Shutdown After 15 Minutes
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Power consumption
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Standby: 40mA Max(Backlight off)
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Turn on backlight: 43mA Max
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measuring:120mA Max(Backlight off)
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Weight
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Instrument: 2430g(with battery)
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Current clamp:940g(2PCS)
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Test lines:1300g(including simple test line)
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Auxiliary grounding rod: 850g(4PCS)
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Working temperature and humidity
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-10ºC~40ºC;below 80%rh
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Storage temperature and humidity
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-20ºC~60ºC;below 70%rh
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Overload protection
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Grounding resistance:AC 280V/3 seconds between H-E and S-ES ports
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Insulation resistance
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20MΩ(500V between circuit and housing)
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Pressure resistance
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AC 3700V/rms(between circuit and housing)
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Electromagnetic properties
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IEC61326(EMC)
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Suitable for safety regulations
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IEC61010-1(CAT 300V,CAT IV 150V,pollution level 2);
IEC61010-031; IEC61557-1(grounding resistance); IEC61557-5(soil resistivity); JJG 366-2004. JJG 366-2004(ground resistance meter); JJG 1054-2009(Clamp grounding resistance meter). |
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