is a separate license required to use wincc7.5 as an OPC client with 3rd party OPC servers?

Separate License required to use wincc7.5 as OPC Client ( read historical data ) with 3rd party OPC server ? 

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Split from Separate license to configure OPC server in WinCC necessary?.

Hello Nikhilkhalane,

It is not necessary to install any license. As it is said in the WinCC 7.5 manual, "Interoperability with OPC products from other manufacturers is guaranteed by participation in "OPC Interoperability Workshops".

You can check this information in the following link:

- OPC specifications and compatibility

https://support.industry.siemens.com/cs/ww/en/view/109762744/114750925835

If you want, you can also find more information about OPC DA Client here:

- Functionality of the WinCC OPC DA Client

https://support.industry.siemens.com/cs/ww/es/view/109762744/47285092619

Best regards,

s7-mencey.

PD: If this post helped you, don't forget to rate with 5 stars!

Hello N K Khalane

Only for OPC Server there is a connectivity pack license nessesary. but not for Client Channel.

Bye Murof