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APP - 33 APP - 33
MELSOFT
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PPENDICES
2) Examples of access by route switching
The following shows examples of route switching during access to the
control system by Ethernet connection.
<When system switching occurs at communication error>
Control system
MX Component
Tracking cable
Ethernet
Standby system
Standby system
MX Component
Tracking cable
Control system
Communication
error
Connection to control system
Connection to control system
Fig. 1 Route switching example 1
<When standby system fault occurs>
Standby system
MX Component
Tracking cable
Control system
Connection to control system
Control system
MX Component
Tracking cable
Ethernet
Standby system
Connection to control system
Standby
system fault
Ethernet
Fig. 2 Route switching example 2