The clamp-on ground resistance tester enable the users to measure ground resistance of ground rod without the use of auxiliary ground rods. Clamp-on ground resistance tester is used in multi-grounded systems without disconnecting the ground under test.

Features & Benefits:

• Non Contact Ground Resistance Measurement
• No Auxiliary Electrodes Needed
• Recording / 116 Sets of Memory
• Ground Resistance Measurment 0.025V ~ 1500V
• Suitable for Ground Wire upto F 23mm 
• Leakage Current (0.300mA ~ 30.00A) 
• Programmable High & Low Alarm
• Programmable Data Logging
• Auto Range
• Continuity Loop Test
• Auto Power Off

Accessories:

• Resistance Verification Plate x 1
• Battery (installed) x 1
• User Manual x 1
• Carry Box x 1
• Cleaning Brush x 1

Specifications:

Ground Resistance (Auto Range) 

Range	Resolution	Accuracy Of Reading
0.025 ~ 0.250 V	0.002 V	± 1.5%rdg ± 0.05V
0.251 ~ 1.000 V	0.02 V	± 1.5%rdg ± 0.05V
1.001 ~ 10.00 V	0.02 V	± 1.5%rdg ± 0.1V
10.01 ~ 50.00 V	0.04 V	± 2.0%rdg ± 0.3V
50.01 ~ 100.0 V	0.04 V	± 2.0%rdg ± 0.5V
100.1 ~ 200.0 V	0.4 V	± 3.0%rdg ± 1.0V
200.1 ~ 400.0 V	2 V	± 5.0%rdg ± 5V
400.1 ~ 600.0 V	5 V	± 10%rdg ± 10V
600.1 ~ 1500 V	20 V	± 20%rdg

1. Loop resistance noninductive, external field <50A/m (4680) or <200A/m (4680B), external electrical field <1V/m, conductor centered.
2. Resistance Measurement Frequency : 3.333KHz

Ground & Leakage Current: Auto Ranging, 50/60Hz, TRMS, Crest Factor <3.0 for (4680) or <3.5 for (4680B)

Range	Resolution	Accuracy Of Reading
0.300 ~ 1.000 mA	0.001 mA	± 2.0%rdg ± 0.05mA
1.00 ~ 10.00 mA	0.01 mA	± 2.0%rdg ± 0.03mA
10.0 ~ 100.0 mA	0.1 mA	± 2.0%rdg ± 0.3mA
100 ~ 1000 mA	1 mA	± 2.0%rdg ± 3mA
0.200 ~ 4.000A	0.001A	± 2.0%rdg ± 0.03A
4.00 ~ 35.00A (4680B)	0.01A	± 3.0%rdg ± 0.03A

Accuracy of Resistance Calibration Plate : ±1%
Data Logging Capacity : 116 Records
Data Logging Interval : 1 ~ 255 Seconds

General Specifications:

Jaw Opening Size : 23 mm approx.

Battery Type : 9V (Alkaline)

Display : 4 Digit 9999 Counts LCD

Range Selection : Auto

Overload Indication : OL

Operating Environment : : 00 ~ 500 C, RH < 85%

Storage Environment: -200 C ~ 600 C, RH < 75%

Dimensions : 276 x 102 x 51 mm (approx.)

Weight : 790 gms including battery (approx.)

Accessories : Resistance Verification Plate x 1, Battery (installed) x 1, User Manual x 1, Carry Box x 1, Cleaning Brush x 1

Please Note that Product may differ eg. colour, size from the product Image displayed on website. Kindly check the specifications provided to make better purchase decision. M.R.P Prices and specifications are subject to change without notice.