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10.5.4 RemoveLink Method

This Methodprovides the capability to remove a Variablerepresenting a link. The Methodshall only succeed when the Variableto be deleted is referenced from the Objectthe Methodis called on. Serversmight restrict the execution of this Methodto specific users / roles. Servers will typically reject the deletion of Nodesnot added with the AddLink Method.

The signature of this Methodis specified below. Table 32and Table 33specify the Argumentsand AddressSpacerepresentation, respectively.

Signature

RemoveLink (

[in] 0:NodeId VariableToBeDeleted

);

Table 32– RemoveLink Method Arguments

Argument

Description

VariableToBeDeleted

NodeId of the Variable containing a link, that should be deleted. Variable shall be referenced from the Object with a HasComponent Reference where the Method is called on.

Method Result Codes (defined in Call Service)

Result Code

Description

Bad_UserAccessDenied

See OPC 10000-4for a general description.

Bad_InvalidArgument

See OPC 10000-4for a general description.

Table 33– RemoveLink Method AddressSpace definition

Attribute

Value

BrowseName

RemoveLink

References

NodeClass

BrowseName

DataType

TypeDefinition

ModellingRule

0:HasProperty

Variable

0:InputArguments

0:Argument[]

0:PropertyType

0:Mandatory

Conformance Units

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