Arduino Chilled Mirror Hygrometer

Measure the dew point and humidity with an Arduino-based Chilled Mirror Hygrometer.

Oct 28, 2019

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Components and supplies

1

IRF520 MOSFET module

1

12V 40mm TEC

1

12V 40mm high power fan

1

12V 10A power supply

1

Arduino UNO

1

3 mm LED: Yellow

1

BTS7960 motor driver

1

OPT101 light sensor

1

SparkFun Humidity and Temperature Sensor Breakout - Si7021

1

40mm heat sink

1

Thermally conductive adhesive

1

Thermal paste

1

DS18B20 Programmable Resolution 1-Wire Digital Thermometer

1

small mirror

Tools and machines

1

Hot glue gun (generic)

Apps and platforms

1

Arduino IDE

Project description

Code

Chilled Mirror Hygrometer

c_cpp

Arduino code

Downloadable files

Chilled Mirror Hygrometer schematic

Chilled Mirror Hygrometer schematic

Chilled Mirror Hygrometer schematic

Chilled Mirror Hygrometer schematic

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Table of contents

Intro

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