CO2 concentration in extract air, in PPM.
Exhaust air temperature (air leaving unit outside), in Celsius.
Extract air temperature (air leaving rooms), in Celsius.
Relative humidity of extract air, in percent (%).
Outdoor air temperature (incoming fresh air), in Celsius.
Supply air temperature delivered to rooms, in Celsius.
Supply air temperature at heat recovery cell output, in Celsius.
Current sensor readings from the ventilation unit.