Beckhoff CX8050, Documentation

Page: 29 / 169

Mounting and wiring
CX8050, CX8051 - Embedded-PCs for
CANopen and CAN 29 Version: 1.4
Cable colors
Suggested method of using the Beckhoff CAN cable on Bus Terminal and Fieldbus Box:
BK51x0 pin
BC5150/
BX5100 BK5151,
CX805x, CX-
B510/M510 Fieldbus
Box pin FC51xx pin/
EL6751 Function ZB5100 ca-
ble color ZB5200 ca-
ble color
1 3 3 3 CAN Ground black / (red) black
2 2 5 2 CAN Low black blue
3 5 1 5 Screen Filler strand Filler strand
4 7 4 7 CAN high white white
5 9 2 9 not used (red) (red)
BK5151, EL6751, CX805x, CX-B/M510 and FC510x: D-sub, 9 pin
The CAN bus cable is connected to the FC51x1 and FC51x1/2 CANopen cards via 9-pin sub-D sockets, with
pins assigned as follows.
Pin Assignment
2 CAN low (CAN-)
3 CAN ground (internally connected to pin 6)
6 CAN ground (internally connected to pin 3)
7 CAN high (CAN+)
The unlisted pins are not connected.
The top-hat contact clip and the connector shield are connected..
Note: An auxiliary voltage of up to 30 V
DC
may be connected to pin 9. Some CAN devices use this to supply
the transceiver.
BK5151 EL6751