QuickOPC-UA Timeout Settings
From OPC Labs Knowledge Base
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). |
| OperationTimeout[1] | 120 000 | Timeout used when sending requests (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 | ||
| (none)[1] | ||
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
- ↑ Jump up to: 1.0 1.1 Before QuickOPC 2021.3, the OperationTimeout was configurable in the SDK configuration.
