Digital earth Clamp Tester is applicable to use in the grounding Resistance measurement of the
Power, Telecommunications, Meteorology, oilfield, construction and the industrial and electrical equipment.
The tester can measure leakage current grounding system and the neutral Current.
Long Jaw size: 65mm x 32mm. The unique long Jaw is particularly suitable where
grounding is done by flat steel or copper strips.
Range:0.01Ω to 1000 Ω, leakage current: 0.00mA to 30A
Maximum Resistance Measurement Resolution 0.001 Ω.
Display 4 Digits LCD, 47×28.5 mm in length.
Over range (OL Ω) as well as low range (L0.01 Ω) indication.
Low bat indication and Data hold facility, Jaw opening Indication, Noise signal
Double insulation level and also protected from External magnetic as well as Electric field.
External Magnetic field: <40A/m
External Magnetic field: <1V/m
Automatic range selection & Automatic Self Calibration.
Alarm with measured value
Single Measuring Time: 0.5 second.
Data Storage : 99 Groups
Setting Range of Resistance Alarm Critical Value : 1-199 Ω
Setting Range of Current Alarm Critical Value : 1-499mA(C type)
Operating Temperature: -10˚C to 55˚C
Power: 6 VDC (AA 1.5V x 4)
Dimensions : 298mm X 90mm X 66mm (Approx.) for long jaw.
Net Weight : Approx. 1320g for long jaw size.
Ranges and Accuracy at [ (20 ±3˚C) 50% RH ± 10%]
| Ranges | Resolution | Accuracy |
| 0.010 – 0.099Ω | 0.001Ω | ±(1%+0.01Ω) |
| 0.10 – 0.99Ω | 0.01Ω | ± (1% + 0.01Ω) |
| 1.0 -49.9Ω | 0.01Ω | ± (1.0% + 0.1Ω) |
| 50.0 – 99.5Ω | 0.5Ω | ± (1.5% + 0.5Ω) |
| 100-199Ω | 1Ω | ± (2% + 1Ω) |
| 200- 395Ω | 5Ω | ± (5% + 5Ω) |
| 400- 590 Ω | 10 Ω | ± (10% + 10Ω) |
| 600 – 1000 Ω | 20 Ω | ± (20% + 20Ω) |
Ranges and Accuracy of current measurement:
| Range | Resolution | Accuracy |
| 0.00mA-9.95mA | 0.05mA | ±2.5%+1mA |
| 10mA-99mA | 0.1mA | ±2.5%+5mA |
| 100mA-300mA | 1mA | ±2.5%+10mA |
| 0.30A-2.99A | 0.01A | ±2.5%+0.1A |
| 3.0A-9.9A | 0.1A | ±2.5%+0.3A |
| 10A-30A | 0.1A | ±2.5%+0.5A |
Digital earth Clamp Tester is applicable to use in the grounding Resistance measurement of the Power, Telecommunications, Meteorology, oilfield, construction and the industrial and electrical equipment.
The tester can measure leakage current grounding system and the neutral Current.
Accessories: Carrying Case, Standard Loop Resistance of 5.1Ω, Instruction Manual, Batteries
