Rockwell Automation 1746-BAS-T SLC 500 Basic Basic-T Modules User Manual
Page 47
Publication 1746-UM004B-EN-P - December 2005
Install and Wire Your Module 3-13
Figure 3.10 RS-232/423 Wiring Diagram - Module to DTE Device (Hardware
Handshaking Disabled)
(1)
Connect to the shield of the cable.
(2)
Jumpers are only needed if you cannot disable the hardware handshaking on the port.
(3)
This is a N.C. for the 1747-KE, 1746-BAS or 1746-BAS-T module.
Figure 3.11 RS-232/423 Wiring Diagram - Module to Printer (Hardware
Handshaking Enabled, Standard Printer Adapter Cable)
(1)
(1)
The 1747-CP3 cable works in this application.
(2)
Connect to the shield of the cable.
IMPORTANT
For DCE devices other than modems, connect the
DSR of the module with the DSR of the device. The
CD signal of the device (other than a modem) is not
used.
N.C.
1
RXD
2
TXD
3
DTR
4
COM
5
DSR
6
RTS
7
CTS
8
N.C.
9
DCD
TXD
RSD
DSR
COM
DTR
CTS
RTS
GND
8
2
3
6
7
20
5
4
1
1
3
2
6
5
4
8
7
(1)
(3)
(2)
(2)
(2)
(2)
Basic DTE
DTE
9-pin
25-pin
N.C.
1
RXD
2
TXD
3
DTR
4
COM
5
DSR
6
RTS
7
CTS
8
N.C.
9
CD
TXD
RXD
DSR
COM
DTR
CTS
RTS
RI
8
2
3
6
7
20
5
4
22
1
3
2
6
5
4
8
7
9
GND
1
(2)
Basic DTE
DTE
9-pin
25-pin