Fluke 1625 User Manual

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List of Figures
Figure Title Page
1. Fluke 1625 Earth/Ground Tester.................................... 2
2. Description of Functions ................................................ 8
3. Display ........................................................................... 10
4. Operating Elements........................................................ 21
5. Display Elements ........................................................... 23
6. Operational Modes ......................................................... 27
7. Measurement of Interference -
Voltages and Frequencies............................................... 32
8. Earthing Resistances Measurement - Method ................ 33
9. 3-pole/4-pole Measurement of Earthing Resistance -
Process............................................................................ 34
10. Earth Resistance - Maximum Permissible Value ........... 35
11. Measurement of Single Earth Electrode Resistances in
Mesh Operated Earthing Systems .................................. 36
12. 3-pole/4-pole Measurement of Single Earth
Electrode Resistances..................................................... 37
13. Measuring the Earthing Resistance without
Disengaging the Overhead Earth Wire........................... 40
14. Correcting Clip-on Transformer Errors.......................... 43
15. Compensation of Earth Electrode Connecting Lead ...... 44
16. Measurement of Soil Resistivity .................................... 45
17. Resistance Measurement (R~) ....................................... 48
18. Resistance Measurement (RF) ...................................... 49
19. Evaluation of Measured Value....................................... 50
20. Compensation of Measuring Lead Resistance ............... 51

Fluke 1625 Specifications

General

Storage Temperature	-20 °C to 60 °C
Testing Methods	3-pole fall-of-potential, 4-pole
Measurement Frequency	128 Hz
Power Supply	6 x 1.5 V AA batteries or optional AC adapter
Safety Rating	CAT II 300 V
Safety Standards	IEC 61010-1