Digital Temperature Module KY-028

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Dimensions	3.5 × 1.5 × 2 cm
Operating Voltage	3.3V ~ 5.5V
Temperature Measurement Range	-55°C to 125°C [-67°F to 257°F]
Measurement Accuracy	±0.5°C

Dimensions

3.5 × 1.5 × 2 cm

Operating Voltage

3.3V ~ 5.5V

Temperature Measurement Range

-55°C to 125°C [-67°F to 257°F]

Measurement Accuracy

±0.5°C

The KY-028 Digital Temperature Sensor measures temperature changes based on thermistor resistance. This module has both digital and analog outputs, there’s a potentiometer to adjust the detection threshold on the digital interface.

This module consists of an NTC thermistor, an LM393 dual differential comparator, a 3296W trimmer potentiometer, 6 resistors, 2 LEDs, and 4 male header pins. The module features analog and digital outputs.