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### Problem description
Hello, I have a VR921 internet module which is returned over the API in /homes call, but then since control id is missing, no other data is fetched (see logs below). Also th…
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The way I read it in the docs, a heater can either be on/off or proportional. However, many boilers (at least, in NL) can only be modulated using a heating water setpoint. I could use a mapping to spe…
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**Describe the problem you have/What new integration you would like**
It would be great if ESPHome would support opentherm and directly integrate into Home Assistant
**Please describe your u…
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I all guys, i need a big help to make my project work.
I replicated the electrical schematic of the OpenTherm Master in my own board with an ESP32 but for some reason is not working (working fine u…
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### The problem
I have an opentherm gate made according to the design from the Schelte Bron website (http://otgw.tclcode.com). I have it connected via USB to my openwrt router. On the router, I use t…
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### The problem
when i call the service to set sensor.otgw_dhw_ovrd_gateway_otgw 1 and 0 seems to work fine, but when is send the command "A"the sensor gets unavaible until i reload the opentherm gat…
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Hello, i have opentherm working with a Viessman Vitodens 100w for some time now (like 1 year)
My issue, and it might be because of boiler configuration but i have spent some time checking the manua…
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Hello,
Thinking of using OpenMotics in a renovation project. Today, I bumped into this announcement (Dutch):
http://www.onemorething.nl/2015/11/nieuwe-nest-thermostaat-voor-europa-beschikbaar/
It s…
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### Discussed in https://github.com/jmcollin78/versatile_thermostat/discussions/450
Originally posted by **johnbur1** April 22, 2024
Hi, I currently use VT central boiler to switch a Shelly re…
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Geen kleine toevoeging, maar misschien zelfs een apart sub-project:
ondersteuning van OpenTherm.
Veel CV ketels gebruiken dit protocol voor communicatie met de thermostaat.
Als we OpenTherm van…