5 Aggregate specific usage of Services ToC Previous Next

5.1 General ToC Previous Next

OPC 10000-4 specifies all Services needed for OPC UA Aggregates. In particular:

  • The Browse Service Set or Query Service Set to detect Aggregates and their configuration.
  • The HistoryRead Service of the Attribute Service Set to read the aggregated history of the HistoricalNodes.
  • The CreateMonitoredItems Service allows specifying a filter for each MonitoredItem to read aggregated data.

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