Serial Interfaces; Serial Connector Pinout; Connection Of Rs232; Connection Of Can Bus - Advantech ICR-4461 User Manual

2.9 Serial Interfaces

The RS232, RS485 CAN serial interfaces together with the two I/O interfaces are physically
connected to the 14-pin terminal block panel socket. All these interfaces are not isolated from
the router. The pinout of this connector is described in Figure
Pin Signal mark
1 RXD
2 CTS
3 GND
4 RTS
5 TXD
Pin Signal mark
6 CAN_H
7 CAN_L
Pin Signal mark
8 B (+)
9 A (-)
10 GND
Figure 20: Serial Connector Pinout
Description
Received Data
Clear to Send
Ground
Request to Send
Transmit Data
Table 9: Connection of RS232
Description
CAN High
CAN Low
Table 10: Connection of CAN Bus
Description
In/Out
In/Out
Ground
Table 11: Connection of RS485
23
ICR-4461
20 and the tables below.