Allen-Bradley MicroLogix 1200 - Connecting to a DF1 Half-Duplex Network

Publication 1762-UM001D-EN-P - March 2004
4-8 Communication Connections
Connecting to a DF1 Half-Duplex Network
Use the following diagram for DF1 Half-Duplex Master-Slave protocol
without hardware handshaking.
(1) DB-9 RS-232 port
(2) mini-DIN 8 RS-232 port
(3) RS-485 port
(4) Series C or higher cables are required.
(1)
(1)
(1)
(1)
(2)
(2)
(2)
(2)
(3)
(3)
(3)
(3)
0
1
COM
0
1
COM
0
1
COM
SLC 5/03
processor
MicroLogix 1200
MicroLogix 1200
MicroLogix 1200
CH0
CH0
CH0 to port 1
or port 2
CH0 to port 1
or port 2
1761-CBL-AP00 or 1761-CBL-PM02
(4)
1761-CBL-AM00 or 1761-CBL-HM02
(4)
1761-CBL-AM00 or
1761-CBL-HM02 to
controller
(4)
1761-CBL-AP00 or
1761-CBL-PM02 to
controller
(4)
1761-CBL-AP00 or
1761-CBL-PM02 to controller
(4)
1761-CBL-AM00 or
1761-CBL-HM02 to
controller
(4)
DF1
Master
DF1 Slave
DF1
Slave
DF1 Slave
straight 9-25 pin cable
straight 9-25
pin cable
radio modem
or lease line
radio
modem or
lease line
AIC+
AIC+
AIC+
RS-485 DF1 Half-Duplex
RS-485 DF1 Half-Duplex