UA_Disconnect

Overview

Type:	Function block
Available as of:	V1.0.0.0

Functional Description

The function block UA_Disconnect is used to close the specified transport connection of an OPC UA session.

NOTE: Regardless of the result of executing, the function block UA_Disconnect releases the connection handle and all node handles of the specified connection.

Interface

Input	Data type	Description
Execute	BOOL	Upon a rising edge, the function block is being executed. Also refer to Behavior of Function Blocks with the Input Execute.
Timeout	TIME	Maximum time to respond. Value range: 2 s...60 s If the value is out of range the upper or lower limit is applied. Default value: GPL.Timeout
ConnectionHdl	DWORD	Connection handle.

Input

Data type

Description

Execute

BOOL

Upon a rising edge, the function block is being executed.

Also refer to Behavior of Function Blocks with the Input Execute.

Timeout

TIME

Maximum time to respond.

Value range: 2 s...60 s

If the value is out of range the upper or lower limit is applied.

Default value: GPL.Timeout

ConnectionHdl

DWORD

Connection handle.

Output	Data type	Description
Done	BOOL	Indicates that the execution of the function block was completed successfully.
Busy	BOOL	Indicates that the execution of the function block is in progress.
Error	BOOL	Indicates that an error was detected during execution. NOTE: Even if Error indicates FALSE, verify the corresponding ErrorIDs before processing the namespace indexes.
ErrorID	ET_Result	Provides additional diagnostic information as a numeric value. For each specified namespace URI, a separate result is provided.