KROHNE OPTISWITCH 3000C Relay EN - Manual (Page 15)

5.3 Wiring plan, single chamber housing
2
3
4
1
Fig. 8: Electronics and connection compartment
1 DIL switch for mode adjustment
2 Ground terminal
3 Screwed terminals
4 Control lamp
We recommend connecting OPTISWITCH 3000 C in such a
way that the switching circuit is open when there is a level
signal, line break or failure (safe condition).
The relays are always shown in non-operative condition.
Electronics and connection
compartment
Wiring plan
OPTISWITCH 3000 C - with relay output 15
Connecting to voltage supply
30059
-EN
-060830