[WIP] New Grünbeck Cloud Binding

Sorry, I did not have time to continue working on the binding. It basically works with OH3 but loses connection to the softener on a regular basis. Feel free to contribute, if you want to.

did you tested allready?

Hello, i have OH3 and a Grünbeck SD21.
Can i have a .jar file to work on OH3
Thank you

Send me the file please to

The JAR File could be downloaded via https://github.com/dsgrafiniert/openhab-addons/releases/download/refs%2Fheads%2Fdev%2Foh30-gruenbeckcloud/org.openhab.binding.gruenbeckcloud-3.1.0-SNAPSHOT.jar

Contributions are welcome: GitHub - dsgrafiniert/openhab-addons: Add-ons for openHAB

hello, thank you for the binding.
I installed the binding. bridge and softener shows me online.
unfortunately, I do not get any values.
zero for all channels.
what can I do?


i have installed the binding and added bridge and Thing.

but get following Error in the log

any idea ?


2021-09-08 10:56:54.501 [INFO ] [.handler.GruenbeckCloudBridgeHandler] - Start getDeviceInformation

2021-09-08 10:56:54.560 [ERROR] [.handler.GruenbeckCloudBridgeHandler] - error during negotiateWS [Ljava.lang.StackTraceElement;@349b2806

2021-09-08 10:56:54.561 [INFO ] [.handler.GruenbeckCloudBridgeHandler] - lastUpdate at least 60 sec ago. Entering Realtime again

2021-09-08 10:56:54.561 [INFO ] [.handler.GruenbeckCloudBridgeHandler] - enterRealtime

2021-09-08 10:56:54.586 [INFO ] [.handler.GruenbeckCloudBridgeHandler] - Start refreshToken

2021-09-08 10:56:54.822 [INFO ] [.handler.GruenbeckCloudBridgeHandler] - refeshRealtime // heartbeat

2021-09-08 10:56:54.849 [INFO ] [.handler.GruenbeckCloudBridgeHandler] - Start refreshToken

Having the same issue.
Getting thing information from: https://prod-eu-gruenbeck-api.azurewebsites.net/api/devices/softliQ.D/BS5000xxxx Where BS5000xxxx is the softnerid x’es is replaced digits

does de Binding work by anyone ?

Greets Stephan

Jupp - same Issue -
With the link SMadsen provided you can retrieve the data in a browserwindow however when adding the information to the binding it is not working
A pitty …


Is there any other option to make this work?
I have an SC18 and I#m even not sure what the correct SoftenerID might be.