SiePortal

The integrated platform for your product selection, buying and support workflow - bringing together Industry Mall and Online Support.

Products & Services
- Menu temporary not available
- Menue temporary not available
- {{item.title}}
Support Support
{{(apiData.Support | filter:{'rank':1}:true)[0].title}} Support
- Menu temporary not available
- Menue temporary not available
- {{item.title}}
MySiePortal MySiePortal
{{(apiData.MySiePortal | filter:{'rank':1}:true)[0].title}} MySiePortal
- Menu temporary not available
- Menue temporary not available
- {{item.title}}
Cart ({{apiData.CartCount}})

Navigation

Maximum allowable number of connections in WinCC

9/29/2023 9:46 PM	Rate (0)
Davin0 Experienced Member Joined: 2/16/2020 Last visit: 1/3/2026 Posts: 28 Rating: (0)	Hi All , how many PLCs could be connected to WinCC through OPC UA WinCC Channel ?

Suggestion To thank Quote Answer

10/1/2023 6:41 AM	Rate (0)
Davin0 Experienced Member Joined: 2/16/2020 Last visit: 1/3/2026 Posts: 28 Rating: (0)	No one knows about experts ?

Suggestion To thank Quote Answer

10/6/2023 7:40 AM	Rate (0)
Murof Platinum Expert Joined: 8/3/2009 Last visit: 1/16/2026 Posts: 16644 Rating: (1944)	Hello Davin0 As I know there is no limitation for number of OPC UA Client connections in WinCC... If you use very much connections you should use a Windows Server OS because of Network communication ressources Bye Murof
	If this Information really helps, you could use the Rate function
Suggestion To thank Quote Answer
This contribution was helpful to 1 thankful Users Davin0