Nuki opener and Elvox 940a

Good evening everyone.
Is there the possibility of connecting Opener to an Elvox 940a, 4-wire Digibus intercom ??
This is the photo of the intercom (ignore the 3 wires of the Opener, it was a failed attempt!)

Thanks for the help you will be able to give me.

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This is the scheme of the system instead:

Thanks for the help you will be able to give me.