Thank you very much Pete,
I think I will try it with current sensor. I read through lot of your posts. I have two questions. I read about you connected the doorbell directly to the transformer and switched the mode to "electronically chime". But you didn't connect the "Fuze" that is part of the...
@Riza-Aslan and others,
I bought an Eziviz DB1 this week. I also wanted to capture the button press in openhab. My plan is/was to use also Homematic sensor - but a newer one: HmIP-DSD-PCB.
I have an issue that I don't know how to figure out. Attached is the connection plan.
The transformer is...