Mitsubishi Electric QJ71MB91 User Manual page 267

9
PROGRAMMING
(2) Communications
In the program example shown in this section, the following MODBUS device
assignment parameters are set for the setting target , QJ71MB91.
(a) MODBUS device assignment parameter assignment diagram
MELSECNET/H remote I/O
Y0
Y100
Y2FF
Y1FFF
D0
D3500
D8999
D12287
QJ71MB91 buffer memory
5000H
5500H
58FFH
5FFFH
station device
Output (Y)
512 points
Data register (D)
5500 points
User free area
1024 points
Figure 9.41 MODBUS device assignment parameter settings
9.3 Program Examples for Use in MELSECNET/H Remote I/O Network
9.3.2 MODBUS device assignment parameters
MODBUS device
Coil
000001
512 points
000512
065536
Input register
300001
303500
5500 points
308999
365536
Holding register
400001
1024 points
401024
465536
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