NETATMO Smart Doorbells - Understanding Chime modules and transformers

Описание: Getting a smart doorbell to work on an existing electrical circuit requires some clever electronics and a bit of luck.

In this video, we explore the function of the chime module and the problem you may encounter with existing bell transformers and doorbell chimes.

Smart doorbells are one of the most popular smart home products, but in many installations, they rely upon existing doorbell wiring, chime and transformers.


== 🕐 Time Stamps - Cut to the action 🕕 ==
00:00 How do smart doorbells work
01:14 Smart doorbells contain a functional battery
01:56 Existing doorbell installation (non-smart)
03:00 Voltage and current in the existing doorbell circuit
05:00 Smart doorbell without the chime module - PROBLEM!
06:00 Current flowing to operate smart doorbell triggers the bell
06:31 Adding a chime module
08:01 Chime module switches out of the circuit when the switch is pushed.
08:37 Gary's recap of the chime module operation
09:10 What's inside the chime module?
10:18 The problem with doorbell transformers - voltage regulation

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