Omron C200H-MC221 Operation Manual page 80

Connecting the Computer
RS-422 Connections
66
The following connections are possible.
Set the slide switch to HOST.
20-pin half-pitch
connector
IBM PC/AT Computer
Female 25-pin
CV500-CIF01
To PC
IBM PS/2 Computer
Female 25-pin
CV500-CIF01
To PC
25-pin D-sub
connector
25-pin D-sub
connector (female)
CV500-CIF01
(OMRON) Connect as
shown
below.
2 SD
3 RD
4 RTS
5 CTS
6 DSR
7 SG
8 DCD
1 F G
2 SD
3 RD
4 RTS
5 CTS
6 DSR
7 SG
8 DCD
Section 8-2
IBM PC/AT or
compatible
Connector for the
personal computer
Female 25-pin
RS-232C Connector
Computer
3 SD
2 RD
7 RTS
8 CTS
6 DSR
5 GND
4 DTR
Female 25-pin
RS-232C Connector
Computer
1 F G
2 SD
3 RD
4 RTS
5 CTS
6 DSR
7 SG
20 DTR