Mitsubishi Electric MELSEC IQ-R series Reference Manual page 59

Accessing multiple CPU system, redundant system
Specify the access target with the request destination module I/O No. Specify the fixed value (00H) for the station No.
Access target
Multiple CPU system Control CPU
Non-control
CPU
Redundant system CPU module
CC-Link IE
Field Network
remote head
module
*1 When executing a command that manages files, specify the I/O number other than that of the control system (03D0H) and standby
system (03D1H). Otherwise, the access target is changed and the files cannot be read/written.
Request destination module I/O No.
03FFH
Multiple CPU No.1 03E0H
Multiple CPU No.2 03E1H
Multiple CPU No.3 03E2H
Multiple CPU No.4 03E3H
*1
Control system 03D0H
*1
Standby system 03D1H
System A 03D2H
System B 03D3H
Remote head No.1 03E0H
Remote head No.2 03E1H
*1
Control system 03D0H
*1
Standby system 03D1H
Request destination module station No.
00H
6 ACCESS ROUTE SETTINGS
6.2 Details of Setting Data
6
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