This is the distributed alarm system developed at the SNS, consisting of

• Alarm Server that uses channel access to monitor alarm triggers in the control system
• CSS user interface for viewing current alarms as a table or hierarchical tree
• Relational Database for configuration and logging
• Web reports to analyze the number and frequency of alarms, search the alarm configuration etc.

The user interface allows operators to

• Access guidance on how to handle a specific alarm
• Invoke links to related operator interfaces or other CSS tools for the alarm trigger PVs
• Acknowledge alarms
• Edit the configuration

See also:

• ICALEPCS 2009 presentation http://icalepcs2009.spring8.or.jp/abstract/pdf/TUA001_TALK.PDF