Specifications

Publication 1747-UM011G-EN-P - June 2008
218 RS-232 Communication Interface
2760-RB Module to a Modem (Hardware Handshaking Enabled)
(1) Connect the shield of the cable to the GND pin on one end only. Leave the other end open.
2760-RB Module to a SLC 5/03, SLC 5/04, or SLC 5/05 Processor, Personal
Computer, 1770-KF3 Module, or PLC-5 Processor (Hardware Handshaking
Disabled)
(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 the shield of the cable to the GND pin on one end only. Leave the other end open.
1
3
2
7
8
6
5
4
8
1
2
3
4
5
6
7
20
22
1
3
4
5
6
7
20
2
9
(1)
(1)
TXD
RXD
RTS
CTS
DSR
COM
DTR
GND
TXD
RXD
RTS
CTS
DSR
COM
DTR
DCD
GND
RI
25-Pin 2760-RB
9-Pin 25-Pin
DTE
DCE
Modem
1
3
2
7
8
6
5
4
8
2
3
4
5
6
7
20
1
3
4
5
6
7
20
2
1
(2)
(2)
(2)
(2)
(3)
(3)
TXD
RXD
RTS
CTS
DSR
COM
DTR
GND
DCD
RXD
TXD
DTR
COM
DSR
RTS
CTS
GND
25-Pin 2760-RB
9-Pin 25-Pin
DTE DTE
Peripheral
Device
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