Ideas/ways to unlock the main door

[G.P_Bruins]

Hi Khangwei,

Happy 2020 2U!

See my reaction of April 2019 on a related subject:

Acces control Heimdall and Homey

As my access control open my door (Danalock V3 BTZE) and switches of my alarm (Heimdall) I don’t want to use any RFID device with the electronic part on the outside of the house. If you know a little bit about GND, NO and NC contacts you could bypass the RFID bit after destroying its casing. I have therefor chosen a RFID reader with a separate coil to be fitted on the outside wall and the electronic part to be fitted inside the house. I have used it in combination with a 12v relais and a modifie…

Works like a charm!

Guus