8 Standard Objects and their Variables ToC Previous Next

8.2 Objects used to organise the AddressSpace structure ToC Previous Next

8.2.1 Overview ToC Previous Next

To promote interoperability of clients and Servers, the OPC UA AddressSpace is structured as a hierarchy, with the top levels standardised for all Servers. Figure 1 illustrates the structure of the AddressSpace. All Objects in this figure are organised using Organizes References and have the ObjectType FolderType as type definition.

readme_files/image004.png Figure 1 – Standard AddressSpace structure

The remainder of this provides descriptions of these standard Nodes and the organization of Nodes beneath them. Servers typically implement a subset of these standard Nodes, depending on their capabilities.

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