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Calculation Server Methodology (version 25)
The Calculation Service is a useful tool for adding additional context to your historical tag data. System administrators use the Calc Service to create new calculated tags that are derived from a…
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Calcs & Events Tile (version 25)
Active - number of active calcs/events currently running Tags Writing - number of tags being written to the Historian Hourly Count - number of TVQs (timestamp value quality) written to the Historian…
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Available Functions of the Calculation Server (version 25)
The functions available within the Calculation Server can be categorized in four different ways: Standard OPC Foundation aggregates NCALC functions and operators Steam Generation calcs Custom…
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How To Create an Event (version 25)
Events in Canary are conditioned-based, monitoring live data as it flows into the Historian. Whenever a certain condition is met (Start Trigger) for a certain amount of time (Minimum Duration) an…
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Storing Events in an External SQL Database (version 25)
By default, Canary stores its events in a SQLite database, C:\ProgramData\Canary\Events\CanaryEvents.sqlite. If wishing to store these events in an external Microsoft SQL database,…
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