ECOLAB Versatronic Kurz- Betriebsanleitung Seite 87

Connection diagram B balanced connection
(when using a double-shielded connection cable in conjunction with a separate grounding
pin in the liquid)
Plug-in
connection Option/Connection variant
IN 7 pH/ORP (redox)
balanced connection
IN 8
IN 9 The balanced connection serves to reduce interference by scattering electromagnetic fields
IN 10 along the sensor cable.
A separate temperature sensor can be connected to a temperature input or a universal input
for temperature compensation.
1 = Glass/metal electrode (Seele) (A) (WH)
2 = Unassigned
4 = Reference electrode (inner shield) (B) (BK)
5 = Fluid potential (grounding pin) (C) (BN)
6 = Shield (outer shield) (D) (SR)
Fig. 5: Connection diagram B, balanced connection
25
Electrical connection
417102279 Rev. 4-07.2023