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9
PROGRAMMING
Programmable controller CPU
D4000
Automatic communication
operation status storage area
D4003
D4008
Automatic communication
error code storage area
D4071
D4092
Automatic communication
operation status storage area
D4095
D4096
Input data
D4159
D5000
Output data
D5099
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(a) Automatic communication function
The setting target QJ71MT91 (192.1.0.1) and MODBUS/TCP slave device
(192.1.0.2) communicate with each other using the automatic
communication function.
Set the automatic communication parameters to the setting target
QJ71MT91.
[Communication details]
MELSECNET/H remote master station
W0FFC
W0FFF
W1000
W103F
MELSECNET/H
link refresh
W1388
W13EB
MELSECNET/H
remote master module
Automatic communication
operation status storage area
Input data
Output data
MELSEC-Q
1
MELSECNET/H
link scan
2
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