Rockwell Automation 2708-DH5B2L_DH5B4L Attended Workstation - Manual (Page 131)

Appendix D
Workstation Communication Pin-Out Diagrams
D–4
Figure D. 7
RS-422 Workstation/Any Host Connector
2708-DH5X4X
9-Pin RS-422
Connection
Rx +
Rx –
Tx –
Tx +
Signal Gnd
Not Used
Not Used
Not Used
Not Used
Tx +
Tx –
Rx –
Rx +
Signal Gnd
1
2
3
4
5
6
7
8
Any Host
RS-422
Connection
9
Figure D. 8
RS-422 Concentrator/Submaster
DH5X4X
Concentrator
9-Pin Connector
(Female)
Submaster
9-Pin Connector
(Female)
1
2
3
4
5
6
7
8
9
Rx +
Rx –
Tx –
Tx +
Signal Gnd
Not Used
Not Used
Not Used
Not Used
Rx +
Rx –
Tx –
Tx +
Signal Gnd
Not Used
Not Used
Not Used
Not Used
1
2
3
4
5
6
7
8
9