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China, Chinese Ground Resistance Soil Resistivity Tester Earth Resistance Test Instrument1 Industrial Products Supplier Manufacturer Details, price list catalog:
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Beijing Samyon Instruments Co., Ltd.
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Product Description Product DescriptionGround resistance Soil resistivity tester earth resistance test instrument This grounded resistance soil resistivity tester,also called the four-wire grounding resistance tester or the soil4-wire to test ground resistance and soil resistivity.Application Product ParametersFunctionTwo three four-wire measure grounding resistance, soil resistivity;Ground voltage, AC voltage measurementAmbient temperature and humidity23oC±5oC,below 75%rhPower8.4V lithium battery (built-in)Interference voltage<20V (should be avoided)Interference current<2A (should be avoided)Measure R electrode spacinga>5dMeasured electrode spacinga>20hAuxiliary ground resistanceReference condition <100Ω, working condition <5kΩRangeGrounding resistance: 0.00Ω~30.00kΩSoil resistivity: 0.00Ωm~9999kΩmGrounding voltage: 0.00V~100.0Vmeasurement modePrecise four-wire, three-wire measurement, simple two-wire measurementMeasurement methodsGrounding resistance: rated current change pole methodSoil resistivity: four-pole methodGround Voltage: Average Rectification(between S-ES interface)Test frequency128HzShort circuit test current> 20mA (Sine Wave)Open circuit test voltageAC 28V maxElectrode spacing rangeCan be set 1m ~ 100mChange gearfully automatic shifting 0.00Ω ~ 30.00kΩfully automatic shifting 0.00Ωm~9000kΩmBacklightControllable gray screen backlight, suitable for use in dim placesDisplay mode4-bit large LCD display, gray screen backlightMeasurement instructionsLED flashing indicator during measurementCompany Profile
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