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10.5.4 RemoveLink Method

This Method provides the capability to remove a Variable representing a link. The Method shall only succeed when the Variable to be deleted is referenced from the Object the Method is called on. Servers might restrict the execution of this Method to specific users / roles. Servers will typically reject the deletion of Nodes not added with the AddLink Method.

The signature of this Method is specified below. Table 32 and Table 33 specify the Arguments and AddressSpace representation, 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 10000-4 for a general description.

Bad_InvalidArgument

See OPC 10000-4 for 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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