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Create alarm groups and items, configure alarm conditions

Alarms → Tutorial | Concept | How-to Guide | FDA 21 CRF 11 | Reference


This Tutorial Teaches you to:

  • Create alarm groups and items
  • Configure alarm conditions
  • Set up notifications
  • Enable audit trail for FDA 21 CFR Part 11 compliance

Prerequisites:


1. Configure Alarm Groups

  1. Navigate to Alarms → Groups
  2. Verify pre-defined groups exist:


GroupAckRequiredLogEvents
CriticalTrueTrue
WarningFalseTrue
AuditTrailFalseTrue


Modify Critical group:

    • Open the ComboBox Sound field
    • Select Exclamation
    • Press Enter

2. Create Alarm Items

  1. Go to Alarms → Items
  2. Add high temperature alarm:
PropertyValue
TagNameTankFarm/Tank1/Temp
ConditionHiHi
Limit85
GroupCritical
MessageTank 1 Critical Temperature: {Tag.TankFarm/Tank1/Temp}°C
Priority100
  1. Add low level alarm:
PropertyValue
TagNameTag.ankFarm/Tank1/Level
ConditionLo
Limit20
GroupWarning
MessageTank 1 Low Level Warning
Priority50

3. Configure Alarm Areas

  1. Navigate to Alarms → Areas
  2. Create hierarchy:
  • Plant
    • Production
      • Tank1
      • Tank2
    • Utilities

Assign alarms to areas:

    • Return to Alarms → Items
    • Set Area = Plant_Production_Tank1 for both alarms

4. Enable Audit Trail

  1. Go to Alarms → Global Settings
  2. In Audit Trail section:
    • Check Enable Audit Trail
    • Enable options:
      • User Logon/Logoff
      • Tag Changes
      • Operator Actions
      • Custom Messages
  3. Configure database retention:
    • Life Time: 2555 days (7 years for FDA compliance)

5. Create Alarm Display

  1. Navigate to Displays → New
  2. Name: AlarmMonitor
  3. Add AlarmViewer control from toolbox
  4. Configure properties:
    • List: OnlineAlarms
    • ShowAcknowledged: False
    • Columns: Time, TagName, Message, Value, Group
  5. Add AlarmArea control for navigation
  6. Save display

6. Test Alarms

  1. Start Runtime (Runtime → Startup)
  2. Open Alarms→ Alarms Monitor
  3. Simulate alarm conditions by changing tag values
  4. Verify the alarms showing in the alarm viewer

7. Verify Audit Trail

  1. Change AlarmViewer List to AuditTrail
  2. Verify logged events:
    • User login
    • Alarm triggers
    • Acknowledgments
    • Tag changes



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