Ecolab Versatronic Manuel D'utilisation page 335

7.6.2 Cr measurement
Slot Option/Connection option
IN 7 CR option board (conductive conductivity measurement) 2-electrode system with 2-wire
IN 8 cable.
IN 9
1 = outer electrode + (br)
IN 10
2 = bridge between 1 and 2
3 = bridge between 3 and 4
4 = inner electrode + (wt)
5 = not occupied
6 = outer electrode Gnd (bk)
inner electrode Gnd (bk)
Fig. 19: Terminal connection diagram Cr measurement
Measuring modules
63
Electrical connection
417102269 Rev. 2-08.2020