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*1 Add/remove slave stations one by one. If multiple slave stations are added/removed at a time, all stations on the network
will be reconnected, and an error may momentarily occur in all the stations.
(b) Station number and connection position
Modules can be connected in any order regardless of the station number.
(c) Cascade connection
Up to 20-layer connection is available for the cascade connection.
Remark
For wiring method, refer to Page 64, Section 6.3.
Ring topology
The network is configured into a ring using Ethernet cables.
Data link continues with the stations that are operating normally.
*1
Item Description
Ring topology
The system will continue data link among
normal stations only.
Master station (safety station)
(Station No. 0)
Fault
Station No. 1
Station No. 0
(
Master station
)
(safety station)
Station No. 3 Station No. 2
Switching hub
Up to 20-layer
cascade connection