The Aliases Node is formally defined in Table 9.
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Attribute |
Value |
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BrowseName |
Aliases |
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References |
NodeClass |
BrowseName |
DataType |
TypeDefinition |
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OrganizedBy by the Objects Folder defined in OPC 10000-5 |
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HasTypeDefinition |
ObjectType |
AliasNameCategoryType |
Defined in 6.3 |
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This is the root folder for all alias related Objects. It can contain instances of AliasNameType Objects and / or instances of AliasNameCategoryType Objects.
If the Server supports ModelChange Events for AliasNames, this Node shall contain the NodeVersion Property. If a Server supports the NodeVersion Property for this Node, then it shall support the NodeVersion Property for all instances of AliasNameType and AliasNameCategoryType. A Client can check this required Node to determine if the Server supports ModelChangeEvents for AliasNames.