Instruction Manual

Specifications B–5
Serial Communications Module
The following fugure shows how the I/O image table for the
programmable controller relates to the 1336 REGEN Converter
when a Serial Communications Module is used.
PLC, SLC
or PC
DF1/DH485
Serial Messages
(Write)
DF1/DH485
Serial Messages
(Read)
1203–Gx2
DF1/DH485 to SCANport
N40:0–63 BTW Emulation
N41:0 Logic Command
N41:1 Reference
N41:2 Not Used
N41:3 Not Used
N41:4 Not Used
N41:5 Not Used
N41:6 Not Used
N41:7 Not Used
N41:8 Not Used
N41:9 Not Used
N40:0–63 BTR Emulation
N41:0 Logic Status
N41:1 Feedback
N41:2 Not Used
N41:3 Not Used
N41:4 Not Used
N41:5 Not Used
N41:6 Not Used
N41:7 Not Used
N41:8 Not Used
N41:9 Not Used
1336 REGEN Converter
Message Handler
Logic Command
Bus Voltage Reference
Message Handler
Logic Status
Actual Bus Voltage
SCANport