Pin
Name
Description
Level
1
GND_CAN_RS485
Ground for CAN and RS485 group
2
CAN1_TERM
To enable CAN1-Termination, bridge with CAN1_H
3
CAN1_H
CAN bus 1 high
-24
+24 V
4
CAN1_L
CAN bus 1 low
-24
+24 V
5
CAN1_TERM
To enable CAN1-Termination, bridge with CAN1_L
6
RS485_TERM
To enable RS485-Termination: bridge with RS485_A
7
GND_CAN_RS485
Ground for CAN and RS485 group
8
n.a.
9
RS485_Y
TX+
-7
+12 V
10
RS485_Z
TX-
-7
+12 V
11
RS485_A
RX+, to enable Half-Duplex: bridge with RS485_Y
12
RS485_B
RX- ,to enable Half-Duplex: bridge with RS485_Z
Header: Molex 43045-1200 Micro-Fit 12p
Plug: Molex 43025-1200 Micro-Fit 12p, crimp contact Molex 43030-0007
Shielding with 6,3 mm male spade terminal connector
CAN/RS-485 (X39) is not galvanic isolated from System-GND/Housing
Pin
Name
Description
Level
1-5
Identical to standard
6
n.a.
7
GND_CAN_RS485
Ground for CAN group
8
CAN2_TERM
To enable CAN2-Termination, bridge with CAN2_H
9
CAN2_H
CAN bus 2 high
-24
+24 V
10
CAN2_L
CAN bus 2 low
-24
+24 V
11
CAN2_TERM
To enable CAN2-Termination, bridge with CAN2_L
12
n.a.
1 7
1
7
1
7
1
7
1
7
1
7
1
7
1
7
PRODUCT MANUAL
SANTARO core
6.4 CAN/RS-485 Interface (X39)
CAN1 / CAN2 *
* alternative assembly upon request
CAN1 Termination
RS485 Termination
RS485 Half-Duplex
CAN1 Termination
CAN2 Termination
