Getting started programming with the Viessmann API

What does materialNumber refer to in https://developer.viessmann.com/en/doc/service-documents/v3 ?

In my quest to get more information about E0 error I was trying to use this service-documents/v3 call. But I am missing an important parameter it looks like, what is materialNumber refering to? Could some examples be shared please. Thanks in advance ...

Hilfe bei Change End Date heating.operating.programs.holiday

Hallo Zusammen Ich komme leider nicht weiter, wenns darum geht, Werte, bspw Daten zu setzen. POST auf Booleans via Device feature command using name funktioniert gut (oneTimeCharge bspw.). Ich möchte gerne das End (und anfangs-) Date des Holiday Prog...

API Abfragen - Ersteinrichtung - ich komme nicht weiter...

Hallo zusammen und @MichaelHanna, ich nutzte bisher die Viessmann API um die Daten in mein SmartHome (Loxone) zu bekommen (über HTTP-Abfragen). Seit dem 15.07.21 ist das ja auf dem alten Weg nicht mehr möglich. Wie erstelle ich denn diesen Zugriffs T...

Endpoint missing and writing method not quiet clear

Hello,I have jumped my former client into the niew API. However, I have noticed that some endpoint are still missing. For instance, I wanted to get my slope and shift but didn't find the heating.curvefeatures.Moreover, it's not quite clear on how to ...

HowTo send a command via the API ? Or what is the correct syntax?

I'm trying to send a command via the API, for example I want to activate the feature "oneTimeCharge".I tried to send such POST request: https://api.viessmann-platform.io/iot/v1/equipment/installations/My-Installation_ID/gateways/My-Gateway_Serial/dev...

API "Installation features" liefert leere Antwort

Hallo,der Versuch die Feature-Liste eine Installation zu erhalten:https://api.viessmann.com/iot/v1/equipment/installations/{installationId}/features liefert mir nur ein leeres Objekt zurück (natürlich mit gültigen Token):{ "data":[]} Mache ich was fa...

API usage questions (2)

After getting my API-Token (and refreshing it) I stumbled on the following questions: -Since the number of API-Calls are limited the use a single call for each requested value is not the intended way, how shall we concentate multiple requests in one ...

API usage questions

With the help of @MichaelHanna I was able to get my first API token. Thanks for that! Now I do have some follow up questions: Refresh Token:I noticed that the Refresh Token stays the same. Is that true for all the time?Regarding the documentation for...

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What does materialNumber refer to in https://developer.viessmann.com/en/doc/service-documents/v3 ?

Hilfe bei Change End Date heating.operating.programs.holiday

API Abfragen - Ersteinrichtung - ich komme nicht weiter...

Endpoint missing and writing method not quiet clear

HowTo send a command via the API ? Or what is the correct syntax?

API "Installation features" liefert leere Antwort

API usage questions (2)

API usage questions

Viessmann-API integration into RaspberryMatic / Ho...

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