Festo CPX-FB14 - Fieldbus Interface Specifications

1. Installation
1-27
Festo P.BE-FB14-EN en 1411d English
1.3.4 Fieldbus interface
There is 9-pin sub-D plug on the bus node for connecting the
CPX terminal to the fieldbus. This connection is used for the
incoming and continuing fieldbus line. You can connect the
CPX terminal with the fieldbus plug from Festo type
FBS-SUB-9-BU-2x5POL-B.
Note
Note that only the Festo fieldbus plug guarantees compli
ance with protection class IP65.
Before using fieldbus plugs from other manufacturers:
 Replace the two flat screws with bolts (type
UNC4-40/M3x6).
Plug on
the CPX
terminal
Pin Internal
contacting
CANopen Designation
51
96
1
2
3
4
5
6
7
8
9
Housing
(plug)
FE
n.c.
CAN_L
CAN_GND
n.c.
CAN_SHLD
GND
CAN_H
n.c.
CAN_V+
not connected
CAN bus low
Power supply to bus (0 V)
not connected
Connection to functional earth (screening)
Optional GND
CAN bus high
not connected
Power supply to bus (24 V)
Tab. 1/11: Pin assignment of the fieldbus interface of the CPX bus node