Lenze 931M-931W - Manual (Page 14)

Electrical installation
Connection of CAN bus slave
4

14 KHB 13.0003-EN 2.0
4.2 Connection of CAN bus slave
X4.1 / X4.2
Input contact
pattern
Output contact
pattern
Pin Signal Explanation
1 CAN_SHLD CAN_Shield
2 — Reserved
3 CAN_GND CAN_Ground
4 CAN_H CAN_HIGH (high is dominant)
5 CAN_L CAN_LOW (low is dominant)
4.3 Connection of CAN bus master
Below, you can find the assignment of a 9-pole Sub-D socket used by most CAN masters for
the connection of fieldbus devices.
CAN bus connection to a 9-pole Sub-D socket
View Pin Signal Explanation
1
6
2
7
3
8
4
9
5
1 — Reserved
2 CAN_L CAN_LOW (low is dominant)
3 CAN_GND CAN_Ground
4 — Reserved
5 (CAN_SHLD) Optional CAN_Shield
6 (GND) Optional ground
7 CAN_H CAN_HIGH (high is dominant)
8 — Reserved
9 (CAN_V+) Optional external voltage supply of CAN
Tab. 1 CAN Sub-D socket