Pinout can bus

9-Pin D, CAN Bus Pin Out

9 Pin (male) D-Sub CAN Bus PinOut
Pin # Signal Names Signal Description
1 Reserved Upgrade Path
2 CAN_L Dominant Low
3CAN_GND Ground
4 Reserved Upgrade Path
5 CAN_SHLD Shield, Optional
6 GND Ground, Optional
7 CAN_H Dominant High
8 Reserved Upgrade Path
9 CAN_V+Power, Optional
Some systems may use pin 8 as an error line, to indicate an error on the net.
{Back to Industrial CANbus Index}

10-Pin header, CAN Bus Pin Out10-Pin Header CAN Bus PinOut
Pin # Signal Names Signal Description
1 Reserved Upgrade Path
2 GND Ground, Optional
3 CAN_L Dominant Low
4 CAN_H DominantHigh
5 CAN_GND Ground
6 Reserved Upgrade Path
7 Reserved Upgrade Path
8 CAN_V+ Power, Optional
6 Reserved Upgrade Path
7 Reserved Upgrade Path{Industrial CANbus Index}

RJ-Style, CAN Bus Pin Out

RJ10, RJ45 CAN Bus PinOut
RJ45 Pin # RJ10 Pin # Signal Name Signal Description
1 2 CAN_H DominantHigh
2 3 CAN_L Dominant Low
3 4 CAN_GND Ground
4 - Reserved Upgrade Path
5 - Reserved Upgrade Path
6 - CAN_SHLD CAN Shield, Optional
7 -CAN_GND Ground
8 1 CAN_V+ Power, Optional
{Industrial CANbus Index}

7-Pin Open Style, CAN Bus Pin Out
7-Pin Open Style CAN Bus PinOut
Pin # Signal NamesSignal Description
1 CAN_GND Ground
2 CAN_L Dominant Low
3 CAN_SHLD Shield, Optional
4 CAN_H Dominant High
5 CAN_V+ Power, Optional
4-pin Open StyleConnectors either use pins 1-4 (Version A) or pins 2-5 (Version B). 3-pin Open Style Connectors use pins 2-4. The bus node provides the male pins of the connector.