Rockwell Automation 1203 Serial Communications Module Series A - Manual (Page 30)

Chapter 3
Installation
3-14
Figure 3.5
IBM PC Compatible Serial Connections
Communications Module
9-Pin D-Shell
1
2
3
4
5
9
8
7
6
5
4
3
2
1
6
7
8
9
COM
N.C.
TX
N.C.
RX
N.C.
N.C.
N.C.
COM
COM
RI
DTR
CTS
TX
RTS
RX
DSR
DCD
IBM AT Compatible
Personal Computer
RS232 Serial Port
RS485/RS422/RS232 Communications Adapter to IBM AT
Compatible Computer RS232 Serial Port Connection Diagram
Computer Internal
Jumper Connectors
AB0409D
Figure 3.6
PLC5 Channel 0 Serial Connections
Communications Module to PLC5 RS232
Serial Port Connection Diagram
AB0486B
1
2
3
4
5
17
16
15
14
C.GND
6
18
7
19
8
20
9
21
10
22
11
23
12
24
13
25
N.C.
TXD
RES
RXD
N.C.
RTS
RES
CTS
RES
DER
N.C.
SG.GND
DTR
DCD
RES
RES
N.C.
N.C.
N.C.
RES
RES
RES
RES
N.C.
Communications Module
9-Pin D-Shell
PLC5/20, 5/40, 5/60, 5/80
Channel 0
1
2
3
4
5
9
8
7
6
COM
N.C.
TX
N.C.
RX
N.C.
N.C.
N.C.
COM