Allen-Bradley SLC 500

Publication 1747-UM011G-EN-P - June 2008
RS-232 Communication Interface 219
PLC-5 Processor (Channel 0) to a Modem (Hardware Handshaking Enabled)
(1) Connect to the shield of the cable.
PLC-5 Processor (Channel 0) to a SLC 5/03, SLC 5/04, or SLC 5/05 Processor,
Personal Computer, 1770-KF3 Module, PLC-5 Processor, 1747-KE Module, or
1746-BAS Module (Hardware Handshaking Disabled)
(1)
(1) You can also use the 1747-CP3 cable.
(2) Jumpers are only needed if you cannot disable the hardware handshaking on the port.
(3) Connect to the shield of the cable.
1
2
3
4
5
6
7
8
8
3
2
20
7
6
4
5
9 22
1
8
2
20
7
6
4
5
22
3
(1)
RXD
TXD
DTR
COM
DSR
RTS
CTS
NC
DCD
RXD
TXD
DTR
COM
DSR
RTS
CTS
RI
DCD
GND
25-Pin PLC-5, CH0
9-Pin 25-Pin
DTE DCE
Modem
1
3
2
4
5
6
7
8
8
2
3
20
7
6
4
5
1
8
2
20
7
6
4
5
22
3
(2)
(2)
(2)
(2)
(3)
RXD
TXD
DTR
COM
DSR
RTS
CTS
NC
DCD
DCD
TXD
RXD
DTR
COM
DSR
RTS
CTS
GND
25-Pin PLC-5, CH0
9-Pin 25-Pin
DTE DTE
Peripheral
Device