Description - Chauvin Arnoux CA 6470 Mode D'emploi

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1 4 safety terminals (dia. 4mm) marked H (auxiliary electrode), S (probe), E (earth electrode),
and ES (earth probe),
2 battery charging connector
3 optical interface connector for connection with a PC
4 5-position rotary switch :
- OFF
- mΩ : 2 or 4 pole resistance measurement,
- 3 pole : measurement of earth resistance / earth coupling
- ρ : measurement of ground resistivity (Wenner or Schlumberger method)
- SET-UP : instrument configuration
5 START/STOP pushbutton: measurement start / stop :
→ pressed briefly (< 2 s.) : fast measurement ; resistance of auxiliary rod is not measured
→ pressed and held (> 2 s.) : resistance of all auxiliary rods is measured.
6 6-key keypad ; each key controls a main function and a secondary function.
Described below are the key functions for all the positions of the rotary switch EXCEPT
!
THE SET-UP position (see below §3.3 for these functions)

2 DESCRIPTION

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