Mitsubishi Electric Melsec QJ71LP21 Reference Manual page 183

5 PARAMETER SETTINGS
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(b) Basic model QCPU and safety CPU
1) When B/W points set in [Device] under [PLC parameter] are 2K
points or more
Link devices are assigned as shown below.
Installation
location
Number
of installation
1 Module
07FF
2) When B/W points set in [Device] under [PLC parameter] are less
than 2K points
The B/W points set in [Device] are assigned.
Example: When B/W points set in [Device] are 1K points
Installation
location
Number
of installation
03FF
1 Module
CPU Module 1
B/W LB/LW
0
2048
to
points
CPU Module 1
B/W LB/LW
0
1024
to
points
MELSEC-Q
0
to
07FF
0
to
03FF
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