Festo Кабели и принадлежности - Manual (Page 35)

3. Installation
3−7
Festo P.BE−SPC200−COM−CANDN−EN en 0511a
Pin assignment of the field bus connection
There is a 5−pin plug on the field bus module for connecting
the SPC200 to the field bus. This connection is used for the
incoming cable, as well as for the continuing field bus cable.
Caution
· Make sure the polarity is correct when you connect the
data cables and the cables for the power supply.
· Also connect the screening/shield.
· Note also the instructions in the manual for your
controller or bus interface.
The following diagram shows the pin assignment of this
connection.
1
Earth connection
on the housing of
the SPC200
2
Internal screening
connection via R−C
3
Pin assignment
1
2
3
4
5
1 2 3
Pin 3 Description
1 0 V bus power supply (CAN_GND)
2 Data − (CAN_L)
3 Screen (CAN_SHLD)
4 Data + (CAN_H)
5 +24 V DC bus power supply (CAN_V+)
Fig. 3/2: Pin assignment of the field bus connection (X20) and internal screening
connection