I have a half dozen or so DS18B20 temperature sensors in different places in my house and they seem to work like a champ unless the temperature falls below freezing. The temperature value reads as something in the 7300-7400 range in either C or F (same value for both oddly enough). Initially I just…

DS18B20 gives unexpected readings below 0C 32F freezing

Topic		Replies	Views
DS18S20 temp sensor won't go below 32F Sensors	7	2557	May 6, 2021
ds18b20 sensor send a -127 °C value when temperature is lower than -20° C Sensors	4	3881	May 6, 2021
DS18B20 non legge temperature sotto i -15'C Hardware	4	1443	May 7, 2021
DS18B20 in error below -15°C / 4.1°F Sensors	4	916	May 6, 2021
DS18S20 reading -39 deg C at room temp... why? Sensors	15	6644	May 6, 2021