Section 3 1MRK 500 124-UEN
HMI500
32 Operation Manual
Distributed busbar protection REB500
3.5.8.3 Deleting events
An event is marked by clicking on it. Several events can be marked by holding the
mouse button and moving the pointer over them. Clicking in the blank field at the
top left of the window (next to “Type”) marks all the events in the list.
3.5.8.4 Deleting the PC list
Single events, groups of events or all events can be deleted. Mark events you wish
to delete and click on “Delete PC list”. Deleting can take several seconds.
3.5.8.5 Deleting the system list
All the events stored in the protection system are deleted.
3.5.8.6 Deleting events that have been viewed
All the protection events viewed since opening the window are deleted.
3.5.8.7 System events when starting
A number of system signals that are generated when starting the system are
recorded as events. Up to the instant that system clocks are automatically
synchronized, events may have an incorrect date and time. These events are not
displayed if “Only events with a valid time tag” was selected.
3.5.9 Security event list
It is possible to upload the security events stored on the protection system devices.
The security events can be uploaded by using the “Refresh” button or using the
“Update cyclically” button to get the data every four seconds from the target
device. For details see “Cyber security guideline”
3.5.10 Reset latching relays
All latched signals are reset and the corresponding display on the local control unit
is deleted.
Figure 20 Reset latching relays
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