Alarm Acknowledgment
There are several methods for acknowledging alarms:
•Using Alarm visualization object in the displays.
•Tag properties.
•Alarm group or Alarm item runtime properties.
Acknowledge All Alarms
You can use the <Alarm.AckAll> property that acknowledges all active Alarms .
Acknowledge Single Alarm or Highest Priority Alarm
The <Alarm.PriorityItem.UnAck> property allows acknowledgment of the highest priority Alarm configured in <Edit.Alarms.Items> the "Priority" column if there is a pending ack alarm.
Acknowledge a Specific Alarm
To acknowledge a specific alarm use the <Alarm.Items.IDxx.Unack> property.
To verify the contents of the IDxx Alarm columns, go to Alarm item and add the ID column (right-click in the table and select "ID").