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MELSEC-Q
8 TROUBLESHOOTING
8.1.3 Network monitor details
The remote master station information, data link information, and parameter status of
the host station can be checked.
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Displayed as shown below when
diagnosis is executed from the
remote I/O station.
11)
[Network info.]
The information same as "Host information" in Section 8.1.1 is displayed.
[Remote Master Station Information]
1) Assign Remote Master Station (SW0057)
The station number (0) of the remote master station is displayed.
2) Present Remote Master Station (SW0056)
The station number of the station which actually controls the remote I/O
station is displayed.
3) Transmission Information (SB0056)
The type of the station which controls the remote I/O station is displayed.
The displayed type is changed to the remote sub-master station
automatically when the remote master station is down.
• Remote Master Station
• Remote Sub-Master Station Communication
4) Remote Sub-Master Station Communication (SB0058)
The cyclic transmission status (communication by the remote sub-master
station) when the remote master station is down is displayed.
• Yes
• None