Part 8 – Data Access

Part 8 specifies the use of OPC UA for data access.

Part 9 – Alarms and Conditions

Part 9 specifies use of OPC UA support for access to Alarms and Conditions. The base system includes support for simple Events; this specification extends that support to include support for Alarms and Conditions.

Part 10 – Programs

Part 10 specifies OPC UA support for access to Programs.

Part 11 – Historical Access

Part 11 specifies use of OPC UA for historical access. This access includes both historical data and historical Events.