Errata exists for this version of the document.
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.