![Lenze 931M Series Communications Manual Download Page 14](http://html1.mh-extra.com/html/lenze/931m-series/931m-series_communications-manual_1882301014.webp)
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