This thread is talk about the eBUS adapter and ebusd software used to talk to eBUS enabled heating systems. This is primarily Vaillant heat pumps and combi boilers. But Atag boilers also allow connectivity. You can purchase the hardware adapter from here (it ships from Germany) https://ebusd.eu/…

Name: Tutorial: Heat Pump Monitoring using emoncms and Home Assistant (heatpumpmonitor.org)
Uploaded: 2025-04-05T09:23:26Z
Description: Tutorial from the geek [Tutorial: Heat Pump Monitoring using emoncms and Home Assistant (heatpumpmonitor.org)]

I currently use this in cron: * * * * * /usr/bin/flock -n /tmp/ebusReadViaCron.lock /opt/dro/ebusReadViaCron.sh >> /dev/null 2>&1 And the script has some metrics it reads only once, and most others every ten seconds: root@emonpi:~# cat /opt/dro/ebusReadViaCron.sh #!/usr/bin/env bash for i in $(s…

At some point I’ll ask what all that means :rofl: My heads burst, this is my first project into any sort of linux OS command line stuff. [{22D01424-7C99-4742-9D09-188D81A6B275}] I have now managed to get (Nearly live) data streaming onto this backdrop. (updating 1-4min) will need a better app to …

That looks awesome John. I might ask what all those elements are that you are reading there and copy that. :laughing:

This is what I’m pulling at the moment. There are one or two on the list that arn’t 100% right yet (Fan speed I have as % but looks like I’m pulling the RPM value) mqtt: sensor: - name: "V System Pressure" state_topic: "ebusd/hmu/BuildingCircuitWaterPressure" value_template: "{{ v…

[2b3c6beffb8c42b4405aca653823e1e63806a345] And so you know what goes where.

Tutorial from the geek [Tutorial: Heat Pump Monitoring using emoncms and Home Assistant (heatpumpmonitor.org)]

A pity he couldn’t get the name of the conductor the c.t. goes on correct. The c.t. normally goes on the LINE conductor. Both Line and Neutral conductors are regarded as LIVE because neither is necessarily at earth potential.

What tutorial / link did you use for the backdrop and positioning the data on it please ?

Didnt have tutorial. I drew the fridge circuit on another platform, saced as pic. And just used picture elements card on homeassistant dashboard. Its really not a good element though, looking for better ways to set it up. Ideally something that will save a screenshot of that picture at various tim…

[image] John_C: I drew the fridge circuit on another platform, saced as pic. And just used picture elements card on homeassistant dashboard. There are some cool examples of similar picture cards. I’d love to get something like this set up!!! [image] Heat pump with dynamic colors…