Function: Earth resistance measurement, Earth voltage measurement, Low resistance measurementPower Supply: DC 9V (Zi-Mn dry battery R14S 1.5V 6 PCS, continuous standby for 300 hours )Measuring Mode: Precise 3-pole measurement, simple 2-pole measurementMeasuring Method: Earth ground resistance: constant current change-pole method, measurement current 3mA Max,820Hz;Voltage to ground: average value rectificationData Mode: Average value, maximum, minimumWire Resistance Verification: Avoid error caused by testing wire such as failed to be fully inserted into tester interface or by poor contact or by user’ s replacing or lengthening testing wires, making it more accurate for earth ground resistance measurement.Display Mode: 4-digital super-large LCD display, blue screen backlight, LCD dimension: 128mm×75mm;Display field:124mm×67mmMeasuring Indication: During measurement, LED flash indicator, LCD count down displayEarth Ground Resistance: Range:0.01Ω~2000Ω;Resolution:0.01Ω;Accuracy:±1%rdg±3dgtEarth Ground Voltage: Range:0V~600V AC;Resolution:1V;Accuracy:±1%rdg±3dgtTester Dimension: LWH:215mm×190mm×95mmTesting Wires: Three wires: each for Red 20m, Yellow 10m, and Green 5mSimple Testing Wire: 2 wires: each for Red 1.5m and Green 1.5mAuxiliary Earthing Rod: 2 PCS: Φ10mm×150mmMeasuring Rate: Earth voltage measurement: 3 times/second; Earth resistance: 5 seconds/timeMeasuring Times: Over 5000 times (20Ω range measuring 10Ω for one time and repeat after 25 seconds)
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