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9.5 Network Event History
The history of events occurred in the own station and in the network can be displayed. When the master station (safety
station) is the target module, event history of the entire network can be displayed. The history data are useful for
troubleshooting at the start of the network system.
(1) Displaying event history
● The number of displayed events
Up to 1000 events can be displayed. When the maximum is reached, the events will be erased in sequence starting from
the oldest one and the latest events will be displayed.
● Incorrect display of error occurrence time and date
If an error occurs during initial processing of the safety CPU module, "0000/00/00 00:00:00" will be displayed.
1. Connect GX Developer to the safety CPU module.
2. Start CC-Link IE Field Network diagnostics from the
menu.
[Diagnostics] [CC IE Field diagnostics]
3. Click the button in the "CC IE
Field Diagnostics" window.
Or right-click a module icon in "Network Status", and
click [Network Event History].
The "Network Event History" window opens.
4. Click the button to select the
events to be collected.
5. Select events to be collected and click the
button.
Events that can be collected depend on the station type
(master station (safety station) or local station).
6. Click each title to sort the events.