How the list scrolls, How the list scrolls -33 – Rockwell Automation FactoryTalk View Machine Edition Users Guide User Manual

Page 153

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9

Set up alarms

9-33

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displayed character is replaced with an asterisk. You can specify how many lines to
allow for each alarm message, from 1 to 10.

The number of alarm messages that fits in the display depends on the height of the
alarm list, the list’s font size, how many lines you have specified for each alarm
message, and whether the column headings are shown.

If alarms are currently being sorted by time, alarms are listed with the newest alarms
on top.

If alarms are currently being sorted by trigger value, alarms from the first trigger in the
Alarm Setup editor are listed first, with alarms from subsequent triggers listed after.
Alarms in the list from the same trigger are grouped together and then sorted by
trigger value, from lowest to highest.

If there are multiple instances of the same alarm, these alarms are sorted by time with
the newest on top.

If you assign a tag or expression to any of the ActiveAcknowledged,
ActiveUnacknowledged, InactiveAcknowledged, or InactiveUnacknowledged
connections, when a connection’s value is a non-zero value, the related type of alarm
is displayed in the alarm list. The connection value overrides the setting for the list in
the Alarm List Properties dialog box.

If you set up alarm messages in multiple languages, messages are shown in the
language that they were originally logged in. All alarm and acknowledgement times
are displayed in the current application language.

How the list scrolls

When a display containing an alarm list is opened, the highlight bar or cursor is at the
top of the list: on the most recent alarm if sorted by time; or on the first alarm for the
first trigger, if sorted by trigger value.

If alarms are sorted by time, and the top alarm is selected, as new alarms occur, the old
alarms scroll down, but the highlight bar or cursor remains at the top.

If alarms are sorted by time, when the operator selects an alarm other than the top one
in the list (by using the move down button), and new alarms occur, they are added
above the visible area if the list is full. The currently selected alarm continues to be
selected and maintains its position in the displayed portion of the list.

If alarms are sorted by trigger value, as new alarms occur the currently selected alarm
continues to be selected and maintains its position in the list.

If the sort order changes, the selected alarm continues to be selected, but it might be
displayed in a different position in the list.

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