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TN Citect40 How to make OPC DA server run as a service




This article from InSource shows you how to run your OPC DA server a service.

  • Author: Chris Cleope
  • Published: 12/19/2019
  • Applies to: Citect


1. Open Component services and expand the tree down to DCOM Config settings. We will be looking for the one called "Schneider Electric SCADA OPC DA Server"

2. Right click and click properties Click the Security tab. For all three of these options add "Everyone" and allow all the permissions under that.


  1. Click the Identity tab and change it to "This user" and put the correct credentials in there. For my test, my computer's user was Administrator.


  1. Restart the computer.