1.Earth tester 4A/50Hz 2.240*128 LCD 3.Rs232 port logging toPC 4.stored 256 measurments 5.strong anti-interference

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	0.1mΩ	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 256 measurements,Rs232 port for data logging to computer,convenient for analysis and printing.

8. Small size ,lightweight and easy to carry.

CE ,4A Intelligent Digital Earth Ground Resistance Tester KD2571CN