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--- alarm_analysis:cross_data_updates [2022/09/22 12:44] – created su
+++ alarm_analysis:cross_data_updates [2023/12/29 13:39] (current) – [Compile Alarm Properties] su
@@ Line 7: / Line 7: @@
 Cross Data Updates include the following functions...
-{{ :alarm_analysis:crossdatachecks.png?600 |}}
+{{ :alarm_analysis:crossdatachecks.png?1000|}}
+NB. Cross Data Functions incur processing overhead and should only be enabled if required.
+===== Dupe Check =====
+An event is considered a dupe if if shares the following properties with another event:
+  * Timestamp
+  * EventType
+  * AlarmIdentifier
+  * Paramater
+  * Priority
+If a dupe is identified, the Event Type is updated with a "_Dupe" suffix. The event remains in the Sequence of Events, but is removed from any KPIs.
+===== Compile Alarm Properties =====
+This process matches up ALMs and RTNs and calculates alarm duration, on-to-on duration, off-to-on duration, and flags if chattering. An alarm is considered chattering if it annunciates 3 or more times within a calendar minute.
+===== Calculate Alarm Disabled Properties =====
+Alarm Disabled properties include Alarm Disabled Duration.
+This can only be calculated if the Alarm Analysis record has properties:
+  * EventType: INT (intervention)
+  * OpAction: DISABLE_ON or DISABLE_OFF
+===== Calculate Manual Mode Properties =====
+Manual Mode properties include Manual Mode Duration.
+This can only be calculated if the Alarm Analysis record has properties:
+  * EventType: INT (intervention)
+  * OpAction: MANUAL_ON or MANUAL_OFF
-Cross Data Functions incur processing overhead and should only be enabled if required.