Festo CPX-FB13 - Page 36

1. Installation
1−22
Festo P.BE−CPX−FB13−EN en 0811c
Connection with M12 adapters (reverse key coded)
Two different adapters are available for connecting the
CPX−FB13 to the field bus via M12 plug connectors. You can
disconnect the M12 adapters from the CPX terminal without
interrupting the bus cable (T−TAP function).
 Type: FBA−2−M12−5POL−RK (part no. 533118)
 Type: CPX−AB−2−M12−RK−DP (part no.541519)
Connection to the field bus is made with a 5−pin M12 plug
with
PG9 screw connector. Use the second connection socket
for the continuation of the field bus.
M12 adapter
Reverse key coded
Pin no. Bus IN Pin no. Bus OUT
5
2
3
4
1
5
1
4
3
2
1. n.c.
2. RxD/TxD−N
3. n.c.
4. RxD/TxD−P
5. PE
M12 thread: Functional earth,
shield
1. VP (P5V)
2. RxD/TxD−N
3. DGND (M5V)
4. RxD/TxD−P
5. PE
M12 thread: Functional earth,
shield
Protective cap or plug with bus
termination resistor if connection is
not used.
Bus IN
Bus OUT
Bus IN
Bus OUT
FBA−2−M12−5POL−RK CPX−AB−2−M12−RK−DP
Tab.1/9: Pin assignment of the M12 adapters for the field bus interface