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  • Alarm Scan Rate
    • Set to 0 to indicate that alarms are required.
  • Event Scan Rate
    • Set to -1 to disable polling for Events.
    • If the 'Record Info Scan Rate' is set to -1, the 'Event Scan Rate' can be set to 0. With this setup, the EventPoller will not run on it own nor will it poll on notifications from the RecordInfoPoller. 
  • Periodic History Scan Rate
    • Set to a positive number to launch the PeriodicHistoryPoller with specified poll rate.
  • Daily History Scan Rate
    • Set to -1 to disable polling for Daily History records.
    • If the 'Record Info Scan Rate' is set to -1, the 'Daily History Scan Rate' can be set to 0. With this setup, the DailyHistoryPoller will not run on it own nor will it poll on notifications from the RecordInfoPoller. 
  • Record Info Scan Rate
    • Set to -1 to disable the RecordInfoPoller so that there will be no notifications to Alarm, Events and History pollers on any 'RecordInfo' change such as 'Last Record Sequence number Used', etc.

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The second way is to set Record Info scan rate and obtain alarms from Periodic History records on notifications from the 'Record Info' poller as shown below:

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