ClientTimeouts in the App​.OpcUa​.config

The communication stack from Unified Automation requires configuration of the ClientTimeouts variables in the App.OpcUa.config file, located in %PIHOME64%\Connectors\OpcUa\Configuration.

Listed below are the default settings for the ClientTimeouts variables:

Note: Remember that all timeouts are in milliseconds.

ConnectionTimeout - [Default=20000]

SessionRequestTimeout - [Default=120000]

SessionWatchdogCycleTime - the time between cycles of the watchdog, which checks the status of the connection with server [Default=5000]

SessionWatchdogTimeout - maximum time that the watchdog waits for a response from the server before starting the reconnection process [Default=10000]

SessionReconnectDelay - maximum time between the reconnect attempts [Default=30000]

SessionReconnectTimeout - timeout for a reconnection [Default=30000]

SessionReconnectCreateSubscriptionDelay - the time between successful reconnection and consequent CreateSubscription() call [Default=5000]

SubscriptionTimeout - [Default=30000]

SubscriptionMaxKeepAliveTime - the maximum keep alive interval [Default=10000]

SubscriptionLifetime - [Default=600000]

CreateMonitoredItemsTimeout - [Default=60000]

BrowseTimeout - [Default=60000]

ReadTimeout - [Default=20000]

HistoryReadTimeout - [Default=60000]

GetEndPointsTimeout - [Default=10000]