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MELSEC-Q
7 APPLICATION FUNCTIONS
(b) Return to system as standby station:
The multiplexed remote master station returns to the system as the sub-
master operating station (standby station).
The multiplexed remote sub-master station continues the control of the
remote I/O stations.
Multiplexed remote
master station
Multiplexed remote
sub-master station
Master operation
Remote I/O station Remote I/O station Remote I/O station
Return of multiplexed remote master station to normal
Multiplexed remote
master station
Multiplexed remote
sub-master station
Master operation
Information
transfer
Sub-master operation
Remote I/O station
Remote I/O station Remote I/O station
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