Rs-485 communications, Versions with a comm port, The comm port allows – Rockwell Automation 2707-L40X_L8X_V40X DTAM Plus Operator Interface Module Installation Instructions User Manual
Page 21
Chapter 1
DTAM Plus Overview
1–9
Versions with a Comm Port
The Comm port allows:
•
Point-to-point communications with a PLC-5 Channel 0 port
(configured as RS-422 port, DF1 protocol)
•
Point-to-point or multidrop communications with an SLC controller
DH-485 port
Figure 1.6
RS-485 Communications
DTAM Plus to Single SLC
DTAM Plus to PLC-5 Channel 0
PLC-5
SLC
Comm Port
(RS-485)
Cable (Catalog No. 2707-NC1)
Comm Port
(RS-485)
Channel 0
DTAM Plus
DTAM Plus
(Catalog No. 2707-NC4)
RS-422 Cable
(Point-to-Point Only)
(Point-to-Point )
RS-485
DTAM Plus to DH-485 Network
SLC 5/01
Interface Converter
(Catalog No. 1747-PIC)
Programming Terminal
Link Coupler
(1747-AIC)
RS-232 to
RS-485
Cable
(Catalog No. 2707-NC1)
DH-485
Comm Port
(RS-485)
Comm Port
(RS-485)
DTAM Plus
DTAM Plus
Link Coupler
(1747-AIC)
Link Coupler
(1747-AIC)
(Multidrop)
RS-485
RS-485
RS-485 Communications
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