Rockwell Automation 2706-M1 MESSAGEVIEW 421 HARDWARE MANUAL - Manual (Page 104)

6–11 Remote I/O and RS-232 Connections
Publication 2706–816
To an Allen-Bradley Bar Code Gun (Catalog No. 2755-G3D)
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 Bar Code Gun
NC NC
NC
DCD
Shield Shield
TXD
RXD
DTR
RTS
CTS
DSR
To an Allen-Bradley AdaptaScan Reader
DB-9 Connector (Female)
(DCE)
RS-232 Terminal Block
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
3
1
2
4
5
6
TXD
RXD
Common
CTS
RTS
CTS
RTS
DCD
DTR
DSR
RXD
TXD
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 AdaptaScan
Shield
NC
NC
NC
Shield