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Best Practice: Alarming for Wonderware System Platform. Altmar du Toit Wonderware Southern Africa. Agenda. What is alarms and events? Alarms in System Platform New Alarm Control Demo Conclusion. What is an Alarm. In general an alarm is a condition – in particular an abnormal condition
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Best Practice: Alarming for Wonderware System Platform Altmar du Toit Wonderware Southern Africa
Agenda • What is alarms and events? • Alarms in System Platform • New Alarm Control • Demo • Conclusion
What is an Alarm • In general an alarm is a condition – in particular an abnormal condition • Example: Normal Condition Abnormal Condition
What is an Event? • A detectable occurrence which does not need operator response • Example: Start Pump Event Occured
Alarms and Events • Grouped • Prioritized • Distributed • Visualized • Stored
Agenda • What is alarms and events? • Alarms in System Platform • New Alarm Controls • Demo • Conclusion
Alarms in System Platform Consumer Galaxy Consumer Consumer
Best practice planning alarm system • Determine Alarms before hand • Use IO/Lists • Communicate with the process department • Do not alarm on every single I/O only the absolute necessary ones • Prioritize your alarms (Critical to Info) • Build the critical alarms into your templates to enforce standards through to all the instances • Plan the areas before hand and build your model accordingly • How will you visualize the alarms?
Alarms in a Network Environment • Different Alarm Providers View2 View1 View3 AOS 01 AOS 02 Historian PLC PLC PLC
Historical Alarms • Benefit of using multiples alarm providers • No historical data loss • Minimize Network Traffic • No single point of failure
Historical Alarms and redundancy • Alarms in redundant configuration : • Described in Implementing Redundancy section of the deployment guide • Also refer to Technote 430
Agenda • What is alarms and events? • Alarms in System Platform • New Alarm Controls • Demo • Conclusion
New Alarm Controls • Alarms are viewed in the new Alarm Client Controls. • The new alarm client can be found in the graphic toolbox
New Alarm Controls • The Client Control can be embedded and configured in the graphic symbol editor • New Client Control tools are included in the graphic symbol editor
New Alarm Controls • Once the alarm control is embedded it can be configured
New Alarm Controls • Alarms can be viewed as Current or Historical
New Alarm Controls • Alarm Colours, Column Details, Query Filters, Time Settings, Run Time Behaviour, Data Binding and Event properties can be configured
Best practice visualizing alarms • If you have to use popups only use them for the absolutely critical alarms • Show alarm page on menu bar and show critical alarms only • Configure the alarm system to be dynamic • Show alarm drill down to area and show the page with the critical alarm
Demo DEMO
Agenda • What is alarms and events? • Alarms in System Platform • New Alarm Controls • Demo • Conclusion
Conclusion • Distinguish between alarms and events • Plan your model before hand – alarms are grouped according to areas • Prioritise alarms according to the severity of the alarm • Choose the correct alarm provider for your site topology • Store alarm database to the historian • Make it as easy as possible for the user to acknowledge the alarms visually
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