Mitsubishi Electric MELSEC-Q Series - Page 133

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CHAPTER 4 FUNCTIONS
4
4.4 RAS Functions 4.4.6 Detection of duplicated control station or station No.
(b) When duplication of station No. is detected
Function Operation
Cyclic transmission The normal station added to the network does not perform cyclic transmission.
Transient transmission Not allowed for the normal station added to the network.
Control station
No. 1
Normal station
No. 2
Normal station
No. 4
Normal station
No. 3
Normal station
No. 4
Cyclic transmission among stations
No.1 to No.4
Station No. duplication occurs at added station No.4.
A normal station of an existing No. was added by mistake.
Control station
No. 1
Normal station
No. 4
Normal station
No. 4
Normal station
No. 2
Normal station
No. 3
Station No.
duplication
Stations No. 1 to 4 continue cyclic transmission.