CPT G-TEST, User Manual

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34
Index
1. Description _______________________________________________________ 35
1.1. Control panel _________________________________________________ 36
1.1.1. Connections and items ______________________________________ 36
1.1.2. Keyboard _________________________________________________ 37
1.1.3. LED's ____________________________________________________ 38
1.2. Measurement ranges ___________________________________________ 38
2. Battery / battery charger ____________________________________________ 39
3. Real time clock and calendar_________________________________________ 40
4. Equipment calibration checking _______________________________________ 40
5. Grounding resistance measurement ___________________________________ 41
5.1. Observations about grounding diffusion systems (GDS) ________________ 42
6. Spurious voltages measurement ______________________________________ 43
7. Soil resistivity measurement _________________________________________ 44
8. Abnormalities indications on the display ________________________________ 46
8.1. Excessively high spurious voltages ________________________________ 46
8.2. Excessively high earth resistance__________________________________ 46
8.3. Excessively high resistance in the auxiliary rods ______________________ 46
8.4. Excessively high soil resistivity ____________________________________ 47
9. Exporting data to the computer _______________________________________ 47
10. Printer _________________________________________________________ 48
11. Technical Specifications ___________________________________________ 49