Rockwell Automation 1766-L32BXBA

64 Rockwell Automation Publication 1766-UM001O-EN-P - September 2021
Chapter 4 Communication Connections
Figure 48 - DF1 Half-Duplex Master-Slave Protocol
DF1 Half-Duplex Network (Using PC and Modems)
(1)
(1)
(2)
(2)
(3)
(3)
SLC 5/03
processor
MicroLogix 1400
MicroLogix 1400
MicroLogix 1400
CH0
CH0
CH0
CH0
1761-CBL-AP00 or 1761-CBL-PM02
(4)
1761-CBL-AM00 or 1761-CBL-HM02
(4)
DF1 master
DF1 Slave
DF1 slave
straight 9-25 pin cable
straight
9-25 pin
cable
radio modem
or lease line
radio modem
or lease line
RS-485 DF1
half-duplex
DF1 Slave
1763-NC01 (daisychain) to AIC+
(4)
AIC+
1763-NC01 (daisy chain) to AIC+
(4)
RS-485 DF1
half-duplex
24V DC power (user-supplied)
(1) DB-9 RS-232 port
(2) mini-DIN 8 RS-232 port
(3) RS-485 port
(4) Series C or later cables are required for Class I Div 2 applications.
TERM
A
B
COM
SHLD
CHS GND
TX
TX PWR
TX
DC SOURCE
CABLE
EXTERNAL
TERM
A
B
COM
SHLD
CHS GND
TX
TX PWR
TX
DC SOURCE
CABLE
EXTERNAL
TERM
A
B
COM
SHLD
CHS GND
TX
TX PWR
TX
DC SOURCE
CABLE
EXTERNAL
RSLinx software version 2.0 (or higher),
SLC 5/03, SLC 5/04, SLC 5/05, PLC-5®, or
MicroLogix 1200 processors configured for DF1
Half-Duplex master.
RSLinx 2.5 required for MicroLogix 1400.
DF1 Half-Duplex protocol
MicroLogix 1500 with 1764-LSP
or 1764-LRP Processor (slave)
SLC 5/03 (slave)MicroLogix 1000
(slave)
MicroLogix 1500 with
1764-LRP processor (slave)
MicroLogix 1400
(slave)
Modem
MicroLogix 1200
(slave)