Specifications

B–10 RS-232 Communication Interface
Publication 1747-6.2
Pin Assignments for Wiring Connectors
Use the following pin assignments to wire the connectors of
Allen-Bradley control devices with modems and peripheral devices
that support RS-232 communication. See the table below to find the
wiring diagram that you need.
To Connect this Device To this Device Remarks
See this
Page
Modem Hardware Handshaking Enabled B–11
IBM AT
Peripheral DTE
Hardware Handshaking Disabled B–11
4 an
Modem Hardware Handshaking Enabled B–11
SLC 5/03, SLC 5/04, and
Poc o
Peripheral DTE Hardware Handshaking Disabled B–12
SLC 5/05
P
r
oc
ess
o
rs
IBM AT
Using a 1747-CP3 Cable B–12
1747-
Modem Hardware Handshaking Enabled B–12
1747-
KE
Peripheral DTE
Hardware Handshaking Disabled B–13
1746-
Modem Hardware Handshaking Enabled B–13
1746-
BAS
Peripheral DTE
Hardware Handshaking Disabled B–14
1770-KF3 Modem Hardware Handshaking Enabled B–14
276 -R
Modem Hardware Handshaking Enabled B–14
276
0
-R
B
Peripheral DTE
Hardware Handshaking Disabled B–15
1771- (P -2)
Modem Hardware Handshaking Enabled B–15
1771-
KGM
(P
LC
-2)
Peripheral DTE Hardware Handshaking Disabled B–16
177 - (P - )
Modem Hardware Handshaking Enabled B–16
177
5
-
KA
(P
LC
-
3
)
Peripheral DTE Hardware Handshaking Disabled B–17
P - (c ann l )
Modem Hardware Handshaking Enabled B–17
P
LC
-
5
(c
h
ann
e
l
0
)
Peripheral DTE Hardware Handshaking Disabled B–18
1 -R (P - 2 )
Modem Hardware Handshaking Enabled B–18
5
1
30
-R
M
(P
LC
-
5/
2
50
)
Peripheral DTE Hardware Handshaking Disabled B–19