Rockwell Automation 2706-M1 MESSAGEVIEW 421 HARDWARE MANUAL - Manual (Page 99)

6–6 Remote I/O and RS-232 Connections
Publication 2706–816
To Allen-Bradley Dataliner DL40
Shield
DB-9 Connector (Female)
(DCE)
DB-9 Connector (Female)
(DCE)
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
TXD
RXD
Common
CTS
RTS
DTR
DSR
Common
Note: If you create a cable, connect the cable shield to metal housing or pin 9 of MessageView terminal connector.
RS-232 Communication Cable
MessageView Terminal DL40 Serial Port
NC NC
NC
DCD
Shield
TXD
RXD
DTR
RTS (CTS)
CTS (RTS)
DSR
To Allen-Bradley Dataliner DL50
DB-9 Connector (Female)
(DCE)
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
TXD
RXD
Common
CTS
RTS
DCD
DTR
DSR
Note: If you create a cable, connect the cable shield to metal housing or pin 9 of MessageView terminal connector.
RS-232 Communication Cable
MessageView Terminal DL50 Serial Port
6
7
8
NC
NC
NC
NC
NC
RXD
TXD
Common
RS-232 Terminal Block
Shield