Hi all,

Greetings of the day,

I have two wincc servers one is wincc 7.5 sp2 and one more is wincc 7.5 sp1 l,

I have to communicate both system with OPC server.HDA , I have configured SPOSA application with client for my OPC server in pc station and downloaded to my OPC server, 

For OPC server I have installed wincc 7.5 sp2. System with wincc 7.5 communication with no issues.

This are the configuration I have done below are my queries

1. Can I download two different sposa application to single OPC server.

2. Shall i need to configure OPC server application or sposa application is correct.

3. I'm having SP version difference wheather it will cause any issue.

Also I'm unable to start OPCenum service in my OPC server wheather it will have any affect on my communication with wincc server.

I have  verified value are available using pI HDA tool

Murof

Hello shehin

I´m not sure about this combination.

In the Compatibility tool you can see that only Con.Sation V7.5SP2 is released with WinCC V7.5SP2 and V7.5 SP1 with WinCC V7.5 SP1:

https://support.industry.siemens.com/cs/ww/en/view/64847781

Bye Murof

 Hi Mr.murof,

Thanks for your kind information,

If I configured SPOSA Application and download to connec station client will it work or i have to configure OPC server.

And also can I download 2 different project to one connectivity station.