DHW Status - where is the data feed?

[Lakee (Tony Lake)]

Maybe worth a read…

Heat pump DHW sensor diagnostic tips?

We had our Vaillant Arotherm Plus system installed last week and I have been spending the weekend familiarising myself with the data available in emoncms. British Gas did the install including the emonpi kit. All the data makes sense except the DHW data and perhaps the error value. Other than one period of about 15 minutes duration the DHW value has remained at 0. The 15 minute active period occurred at 11:00 am approximately 24 hrs after the system was powered up. The tank is meant to be heat…