The AliasNamesfunctionality (illustrated in Figure 1) defines a number of ObjectTypes, Methods, DataTypesand References. Figure 2illustrates an example of the Objectmodel defined for AliasNames.

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Figure 1– AliasNames Overview

The model also includes some well-known fixed instances. The key functionality of AliasNamesis to reference the information that an AliasName is assigned to. These can be any Node. The AliasNamescan be grouped according to types of functionality. The OPC Foundation defines some initial groups, but the groups can be extended by companion specifications, vendors or end users to meet their needs.

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Figure 2– AliasNames Example