SA XT for web access : System Architect XT : System information for Administrators : Setting timeout values using the internet information services version 7 and 7.5 console
  
Setting timeout values using the internet information services version 7 and 7.5 console
As an alternative to manually configuring the web.config file, you can change the Session and Execution timeout properties by using the Microsoft Internet Information Services (IIS) version 7 and 7.5 console.
1 Start the IIS Manager.
2 Expand the Machine Name in the Connections pane and select Applications Pools.
3 Right‑click SAXT Applications Pools and then click Advanced Settings.
4 To set the session timeout value, type the number of minutes in the Idle Timeout Value field and click OK.