Part 8 – Data Access

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

Part 9 – Alarms and Conditions

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

Part 10 – Programs

Part 10specifies OPC UA support for access to Programs.

Part 11 – Historical Access

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