Rockwell Automation 2708-DH5B2L_DH5B4L Attended Workstation - Manual (Page 130)

Appendix D
Workstation Communication Pin-Out Diagrams
D–3
Figure D. 5
RS-232 Workstation/Host 25-Pin Modem
2708-DH5X2X
Workstation
9-Pin Connection
Host 25-Pin
Connection
Frame Gnd
Rx
Tx
DTR
Signal Gnd
DSR
RTS
CTS
Not Used
Tx
Rx
RTS
CTS
DSR
Signal Gnd
DCD
Not Used
DTR
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
1
20
Figure D. 6
RS-232 Concentrator/Submaster
DH5X2X
Concentrator
9-Pin Connector
(Female)
Outer Shell
Rx
Tx
DTR
Signal Gnd
DSR
RTS
CTS
Not Used
Rx
Tx
DTR
Signal Gnd
DSR
RTS
CTS
Not Used
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
Submaster
9-Pin Connector
(Female)