Circuit and working Fig. 2 shows the circuit diagram of the humidifier. The system is built around an Arduino Uno (MOD1), a 5V SPDT relay module, a humidity sensor (DHT22), an ultrasonic humidifier, ...

Installing a smart water sensor can save you a lot of money and hassle. The best models we've tested immediately alert you to leaks and even shut off your home's water supply.

Humidity is one of the most relevant physical parameters to sense and control for a wide range of commercial and industrial applications. Consequently, there is continuing demand for the development ...

A new inductive sensor for temperature measurement in domestic induction hobs and results of its applications are presented. It consists of a coil and a resonant electronic circuit which measures the ...

It allows to obtain a reliable signal with minimum noise from its DATA pin (pin #5). The project includes a PlatformIO config file example for Wemos D1 mini ESP8266 board and an example sketch that ...

The SGP30 is a digital multi-pixel gas sensor designed foreasy integration into air purifier, demand-controlledventilation, and IoT applications. Sensirion’s CMOSens®technology offers a complete ...

Browse 500+ Arduino projects with downloadable code and circuit diagrams. Complete tutorials for beginners and advanced makers.

What Temperature Is Too Hot for Dogs? Temperatures of 90 degrees Fahrenheit or higher are typically too hot for most dogs to spend time outdoors without overheating. Some dogs will have difficulty ...