1.Ground tester 2.240*128 big LCD,Rs232 3.stored 256 measurments 4.strong anti-interference 5.CE OEM

Ground Resistance Tester

Test item	EarthResistance	SoilResistance		Test item	Contact voltage Step Voltage
Test Range	0~50Ω	0~1000Ω		Test Range	0~1000V/35kA
Accuracy	5%±3d	5%±3d		Accuracy	5%±3d
Min.Resolution	1mΩ	0.1Ω		Min.Resolution	0.1V/35kA
Test Current	4A	10mA		Input impedance	150kΩ
Auxiliary earth resistance of potentialterminal	≤200Ω	≤5kΩ		Test Current	1A
Resistance of test leads on currentterminal	≤100Ω	≤200Ω		Total RC	≤50Ω
Power supply	AC220V ±10%
Operating	-10°C~+50°C   ≤85% RH
Dimensions	338mm×320mm×126mm
Weight	≈8kg

Specifications:

1.Exclusive technology of synchronous frequency locked detection,strong anti-interference capacity,large injecting current of 4A/50Hz

2.Advanced technology to eliminate measurement error from test leads.

3.Direct 50Hz earth resistance measurement, no conversion needed.

4.240×128 big LCD,high resolution,clear display.

5.User-friendly interface,auto-ranging and easy operation.

6.Auto alarm for over limit of auxiliary earth resistance on current terminal or open circuit for current leads.

7.On-device storage for 120 measurements,Rs232 port for data logging to computer,convenient for analysis and printing.

8. Small size ,lightweight and easy to carry.