Performance of 9kW Daikin

[squarepeg77 (Jonathan)]

By calibration, I mean this:

Daikin Altherma, ESPAltherma & Home Assistant with OpenEnergyMonitor

Following my own experiences with ESPAltherma and the use of R1T & R2T (Before and After BackUp Heater respectively), I would suggest that users would be wise to “calibrate” the temperature sensors in the HP prior to using their data for meaningful measurements. These are NOT certified or calibrated sensors, intended for accurate billing measurements, merely devices intended to allow the HP to function. Simply, by allowing the heating circuit water temperature to even out, one can compare the r…