Allen-Bradley SLC 500

B–18 RS-232 Communication Interface
Publication 1747-6.2
PLC-5 (Channel 0) to a SLC 5/03, SLC 5/04, or SLC 5/05 Processor , IBM
AT , 1770-KF3, 1773-KA, 5130-RM, PLC-5, 1747-KE, or 1746-BAS
(Hardware Handshaking Disabled)
➀
DCD 1
3
2
4
5
6
7
8
8
2
3
20
7
6
4
5
TXD
RXD
DTR
COM
DSR
RTS
CTS
GND 1
8
2
20
7
6
4
5
22
3
DCD
NC
RXD
TXD
DTR
COM
DSR
RTS
CTS
9 Pin 25 Pin
(DTE)
(DTE)
Peripheral
➁
➁
➁
➁
25 Pin PLC–5 (ch. 0)
Device
➂
➀
You can also use cable 1747-CP3.
➁
Jumpers are only needed if you cannot disable the hardware handshaking on the port.
➂
Connect to the shield of the cable.
5130-RM to a Modem (Hardware Handshaking Enabled)
DCD 1
2
3
4
5
6
7
8
8
3
2
20
7
6
4
5
RXD
TXD
DTR
COM
DSR
RTS
CTS
GND 1
8
2
20
7
6
4
5
22
3
DCD
NC
RXD
TXD
DTR
COM
DSR
RTS
CTS
25 Pin 5130–RM
9 Pin 25 Pin
➀
(DTE) (DCE)
Modem
9 22RI
➀
Connect to the shield of the cable.