tapping into Vaillant Ebus data

Jan 26, 2025 Last reply: 1 year ago 4 Replies

I am completely clueless software wise, these days, but 40 years ago I could manage to get by....



A few years ago, with a lot of help, I somehow managed to muddle through set up a Rpi, to log my weather stations data, which it still continues to do, to this day. It appears as neat values, and graphs, as a series of webpages, in cumulusmx.



I now want to tap into the ebus data, of my Vaillant heating system, and control system. Towards this end, I have ordered a ebus, to wifi adaptor. One of these -

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I'm fine with setting that up, configuring it to my LAN etc., just struggling with the next steps...



It's been suggested I need a second Rpi, dedicated to the data collection from the ebus, something about installing ebusd on it, to translate the data, plus some higher level system, to display and collate the data? Home Assistant, or similar, but I don't need anything fancy, or difficult to set up, and many experts seem to struggle.



Which of the many Rpi models do I need for this, what memory, and what sdcard please?



Anyone able to explain to an idiot, and in simple terms, how to set it all up?



A usefull extra, would be what I think might be called a mini-NAS. Just a USB stick plugged into one of the Rpi's, able to store files, accessible to any PC on my network..


In message <vn5foc$3mang$ snipped-for-privacy@dont-email.me, Harry Bloomfield Esq snipped-for-privacy@outlook.com writes

I can't help with those questions, but it might be worth trying in

comp.sys.raspberry-pi

Adrian

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Thanks, I'll repost there!

It's quite an active newsgroup so you should be able to get some help, see you there! :-)

OK. It looks like that talks to a server running ebusd whatever that is

Dont need a separate Pi. Juts install ebusd on whatever you have

Anything from a [pi zero upwards will do Or what you have already

Ebusd will probably write its data to a file.

Mmm it appears you need to compile ebusd from source, on a Pi etc.... I spent ten minutes and that was enough to say 'this will not be trivial'

Easy enough that one. Add the stick and export it over the network using SAMBA

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