Digital Earth Resistance Tester 0.00Ω~2000Ω Earth Ground Tester

Features:

Precision 3-wire method or 2-wire method to measure earth resistance.
Lightweighted, easy to carry, and operation convenient.

Measurement Range & Accuracy

Measurement Function	Measuring Range	Accuracy	Resolution
Earth Resistance	0.10Ω~20Ω	±2%rdg±3dgt (Auxiliary earth resistance 100Ω±5%,earth voltage <10V)	0.01Ω
	0.1Ω~200Ω		0.1Ω
	1Ω~2000Ω		1Ω
Earth Current	0mA~100A AC	±2%rdg±3dgt	1mA
Earth Voltage	0V~200V AC	±2%rdg±3dgt	1V

2.Technical Specification

Power Supply	DC 9V (alkaline dry battery LR6 1.5V 6 sections)
Display Mode	LCD Screen
LCD Size	LCD display area: 58mm × 46mm
Backlight	Controllable brightness, suitable for use in dim place
Measurement	Precision three-wire measurement, simple two-wire measurement
Measuring Method	Earth resistance: rated current pole-change method, measuring current 20mA Max; Earth voltage: effective value acquisition Current: effective value acquisition
Test Frequency	128Hz
Test Current	＞20mA(Sine wave)
Current Clamp Jaw Size	Clamp Jaw 35mm×40mm
Auxiliary Pile Judgment	Can avoid error caused by excessive earth resistance of the auxiliary grounding pole
Line Resistance Verification	Avoid errors caused by the test line not being fully inserted into the tester interface or poor contact, as well as the errors caused by the user replacing or lengthening the test line,which makes the measurement of earth resistance more accurate.
Test Line	3 PCS: red 15m, yellow 10m, green 5m each 1 piece
Simple Test Line	Red 1.5m
Auxiliary Ground Rod	2 PCS: φ9mm×230mm
Measurement Time	Current: about 2 times/second; Earth voltage: about 2 times/second; Earth resistance: about 15 seconds/time
Measurement Times	More than 5000 times (measure 10Ω in 20Ω gear, measure once, stop for 30 seconds and then test)
Line Voltage	Measurement of earth voltage: measurement below AC 200V
Overflow Display	Over-range overflow function:“OL”symbol display
Battery Voltage	When the battery voltage drop to about 7.2V, the low battery voltage symbol flashes to remind to replace the battery.
Working Current	Backlight: 56mA Max
	Standby: 20mA Max (backlight off)
	Measurement: 200mA Max (backlight off)
Tester Size	160mm×100mm×66mm
Weight	Tester: about 470g (include battery)
	Current clamp: about 190g
	Total weight: about 2125g (include accessory)
Overload Protection	Measuring earth resistance: AC 280V/3 seconds between E-P and E-C ports
Insulation Resistance	Over 10MΩ(500V between the circuit and the housing)
Withstand Voltage	AC 3700V/rms (between circuit and housing)
Electromagnetic characteristics	IEC61010-4-3,wireless frequency electromagnetic field≤1V/m
Suitable Safety Standard	IEC61010-1,IEC1010-2-31,IEC61557-1,pollution level 2,CAT Ⅲ 300V
Working Temperature & Humidity	-10℃~40℃; below 80%RH
Storage Temperature & Humidity	-20℃~60℃; below 70%RH

General
Characteristic	Precision 3-wire method or 2-wire method to measure earth resistance
English Instruction	Yes
Range	2000Ω

Digital Earth Resistance Tester 0.00Ω~2000Ω Earth Ground Tester

Brand: ROKTOOLS
Product Code: EGRT-10301
Availability: In Stock

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