Festo CPV Series Manual page 30

1. Installation
Pin assignment
of the field bus
interface
CP-DN8 9806NH
Fasten the field bus cable correctly to the pins of the
bus cable socket. Observe also the following connect-
ing instructions as well as the instructions in the manual
for your controller or scanner.
CAUTION
• Observe the correct polarity when connecting the
field bus interface and the voltage supply for the
bus interface/internal logic.
• Connect the screening/shield.
3
5
4
1
2
Screening (CAN_SHLD)
3
+ 24 V DC bus interface/logic (CAN_V+)
4
0 V bus interface/logic (CAN_GND)
5
Data + (CAN_H)
6
Data - (CAN_L)
7
Internal screening connection in the CP valve terminal
Node housing PE
Fig. 1/11: Internal RC resistor network
2
1
6
7
1-21