C&T VCO-6000-KBL Series User Manual page 33

Chapter 2: Switches and Connectors
COM1_2_1: RS232 / RS422 / RS485 Connector
Connector Type: 9-pin D-Sub
Pin RS232 Definition
1 DCD1
2
3
4
5
6
7
8
9
Pin RS232 Definition
10 DCD2
11
12
13
14
15
16
17
18
COM1
RS422 / 485 Full
Duplex Definition
RxD1
TxD1
DTR1
GND
DSR1
RTS1
CTS1
RI1
COM2
RS422 / 485 Full
Duplex Definition
RxD2
TxD2
DTR2
GND
DSR2
RTS2
CTS2
RI2
RS485 Half Duplex
Definition
TX1- DATA1-
TX1+ DATA1+
RX1+
RX1-
GND
RS485 Half Duplex
Definition
TX2- DATA2-
TX2+ DATA2+
RX2+
RX2-
GND
VCO-6000-KBL | User's Manual
GND
GND
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