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Copyright © 2015 NEXCOM International Co., Ltd. All Rights Reserved.
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IPPC 1632P/2132P Series User Manual
Chapter 2: Jumpers and Connectors
COM1 Port: Serial Port RS232/422/485
(Isolation protection with RS232/422/485)
Connector type: DB-9 port, 9-pin D-Sub
Connector location: CN15
1
6
5
9
1
6
5
9
Pin
RS232
RS422
RS485
1
COM1_DCD
COM1_TXD-
COM1_TXD-
COM1_RXD-
2
COM1_RXD
C
C
C
3
COM1_TXD
C
Reserve
4
COM1_DTR
COM1_RXD-
Reserve
5
COM1_GND
COM1_GND
Reserve
6
COM1_DSR
COM1_RTS-
Reserve
7
COM1_RTS
C
Reserve
8
COM1_CTS
C
Reserve
9
COM1_RI
COM1_CTS-
Reserve (Could be a
+5V Power Pin)
Pin
RS232
RS422
RS485
1
COM2_DCD
COM2_TXD-
COM2_TXD-
COM2_RXD-
2
COM2_RXD
C
C
C
3
COM2_TXD
C
Reserve
4
COM2_DTR
COM2_RXD-
Reserve
5
COM2_GND
COM2_GND
Reserve
6
COM2_DSR
COM2_RTS-
Reserve
7
COM2_RTS
C
Reserve
8
COM2_CTS
C
Reserve
9
COM2_RI (Could be
a +12V Power Pin)
COM2_CTS- (Could
be a +12V Power Pin)
Reserve (Could be a
+12V Power Pin)
COM2 Port: Serial Port RS232/422/485
(Isolation protection with RS232/422/485)
Connector type: DB-9 port, 9-pin D-Sub
Connector location: CN16