"The Fluke 1623-2 offers data storage and download capabilities via USB port. Its a distinctive earth ground tester that can perform all four types of earth ground measurement.The Earth Ground Tester is able to measure earth ground loop resistances using only clamps. This method does not require the use of earth ground stakes nor the disconnection of ground rods.3- and 4-pole Fall-of-Potential, earth resistance loop testing . 4-pole Soil Resistivity testing . Selective earth ground rod testing using 1 clamp . Stakeless earth ground rod testing using 2 clamps . IP56 rated for outdoor use . Rugged carrying case . USB data storage and transferCalibrated = RSCALAbsolute Maximum Resistance Measurement = 19.99kOhmsBest Accuracy = ±2% + 2 DigitsDisplay Type = LCDSafety Category = CAT II 300 VBattery Life = 3000 MeasurementsBattery Type = AAPower Source = BatteryDimensions = 250 x 187 x 133mmWeight = 1.1kg"

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