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FCO432 Users Guide Issue 1
Relay Connections (Option)
Connector type: 5-Pole M12 female, Code B, straight, field installable connector with screw terminals
and a PG9 cable gland (suitable for cable Ø4 to Ø8mmOD).
The FCO432 can incorporate a pair of relays for triggering auxiliary equipment such as alarms.
Note the relays are supplied from the +24V on the power connector.
Pin functions:
Relay states are shown for the instrument switched off.
Relay contact ratings
2A @ 55Vac/30Vdc (non-inductive load)
Pin Colour Relay Contact
1
Red
NO1
2
Green
NC1
3
Blue
NC2
4
Yellow
NO2
5
White
Com
The relays do not feature
any contact suppression
5