The support of file directory structures is declared by aggregating an instance of the FileDirectoryTypewith the BrowseName FileSystemas illustrated in Figure 1.
The Objectrepresenting the root of a file directory structure shall have the BrowseName FileSystem. An OPC UA Servermay have different FileSystem Objectsin the AddressSpace. HasComponentis used to reference a FileSystemfrom aggregating Objectslike the Objects Folderor the Objectrepresenting a device.