QuickOPC-UA Timeout Settings

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The parameter names and default values were verified with QuickOPC 2020.2.

Parameter Default value Description
in UAClientSessionParameters
CloseTimeout 10 000 A timeout for closing the session (in milliseconds).
EndpointSelectionTimeout 30 000 A timeout for endpoint selection (in milliseconds).
SessionConnectTimeout 60 000 A session connect timeout (in milliseconds).
SessionTimeout 60 000 A session timeout (in milliseconds).
SessionTimeoutDebug 600 000 A session timeout used when a debugger is attached (in milliseconds).
in UADiscoveryParameters
DiscoveryTimeout 15 000 A maximum time a server discovery can take (in milliseconds).
in SDK configuration
OperationTimeout 120 000 Timeout used when sending requests (in milliseconds).

Documentation on how to modify the parameters that are set in the SDK configuration: User's Guide: OPC UA Application Configuration

See also: https://www.opclabs.com/forum/ua-connections/891-timeouts-reconnections