Number:Temperature Heizung_Vorlauftemperatur "Temperatur: [%.2f %unit%]" <temperature>  { channel="onewiregpio:sensor:ds18s20_c712:temperature" }
Number:Temperature Heizung_Ruecklauftemperatur "Temperatur: [%.2f %unit%]" <temperature>  { channel="onewiregpio:sensor:ds18s20_e7fe:temperature" }