Earth Resistance Tester 0.01 Ohm -2000 Ohm AC 0-600V Earth Resistance Measurement Telecommunications For Electric Power

Earth Resistance Tester 0.01 Ohm -2000 Ohm AC 0-600V Earth Resistance Measurement Telecommunications for Electric Power Specification: Item Type: Earth Resistance Tester Material: ABS Measuring Range and Accuracy Measurement Function Range Accuracy Resolution Ground Resistance 0.01 Ohm -20 Ohm ±2% Rdg±3dgt 0.01 Ohm 0.1 Ohm -200 Ohm Auxiliary grounding resistance 100 Ohm ±5% voltage to ground 5d A>5d Features 2 3 4-wire measurement of ground resistance soil resistivity ground voltage AC voltage measurement Power Supply DC7.4V 2600mAh rechargeable lithium battery the battery is full charged about 8.4V Backlight Controllable white screen backlight suitable for use in dim places Testing Method Precise 3-wire or simple 2-wire measurement method Measurement Methods Grounding resistance: rated current pole changing method maximum measuring current 20mA; Ground Voltage: Average Rectification Line Resistance Verification Avoid errors caused by the test line not being full inserted into the instrument interface or contactor damage instead of lengthening the test line etc. so that the ground resistance can be measured more accurately Display Mode: 4-digit large-size LCD display white screen backlight Measurement Instructions LED flashing indication during measurement LCD countdown indication LCD Size Approx. 128x75mm / 5.0x3.0in Test Line 3PCS: Red: 15 m / 49.2ft; Yellow: 10 m / 32.8ft; Green: 5 m / 16.4ft Simple Test Line 2PCS: Red: 1.6 m / 5.2ft; Black: 1.6 m / 5.2ft Auxiliary Earth Rod 2PCS: Approx. 10x150mm / 0.4x5.9in Measuring Time Ground Voltage About 3 seconds/time; ground resistance: about 15 seconds/time Measure Time More than 5000 measurement time 20 Ohm gear measuring 10 Ohm measuring time at 30 second intervals Line Voltage Ground measurement voltage: AC 600V or less Communication Interface Through the USB interface software monitoring storage data can be uploaded to the computer saved and printed Communication Line Communication cable USB communication cable 1PCS 1.5m Data Storage 400 sets flashing FULL symbols indicating that the storage space is full Data Retention Data hold function: display HOLD symbols Data Access Data access function: display READ symbols Overcurrent Indication Over-range overflow function: display OL symbols Alarm Indication The measured value exceeds the alarm