Ecolab Versatronic Manuel D'utilisation page 332

Electrical connection
Unbalanced connection (standard)
when using a single-shielded connection cable
Slot Option/Connection option
IN 7 pH/ORP (redox)
IN 8 Asymmetrical connection (standard)
IN 9
A separate temperature sensor can be connected to a temperature input or a universal input
IN 10
for temperature compensation.
1 = glass/metal electrode (core) (A)
2 = not occupied
4 = bridge between 4 and 5
5 = bridge between 4 and 5
6 = reference electrode (inner shield) (B)
Fig. 16: Wiring diagram pH/ORP (redox) measurement, asymmetrical connection
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