Festo Compact Performance Series, Programming And Diagnosis

Page: 23 / 58

1.4.1 Connecting the field bus interface
CAUTION
•
Observe the correct polarity when connecting
the field bus interface.
•
Connect the screening/shield.
•
Connect the field bus cables to the contacts on the
bus cable socket. Connecting he
field bus
•
Observe also the instructions in further diagrams as
well as the instructions in the PLC manual for your
controller.
1
2
3
S-
not connected
S+
4
5
Node housing
Internal RC-network
Fig. 1/6: Pin assignment of field bus interface
1
2
3
1
2
3
4
5
1 MOhm
220 nF
1
3
4
2
1
3
4
2
1. Installation
CP FB8-E 9809a
1-11