This isn’t about connecting a temperature sensor in your Arduino ... which was done with a homemade ‘calibration box’ in a freezer consisting of two very heavy ceramic pots with a bag ...

If the Arduino loses sight of the DHT22 temperature sensor inside the freezer, then the alarm sounds continuously. And if [Adam] is ever curious about the temperature in the freezer, it’s right ...

The feature-rich T-1000 IntelliTemp Temperature Sensor is the ideal choice for accurate ambient ... Ideal for computer rooms, freezers, greenhouses, blood banks, vacation homes, storage rooms, wine ...