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, ...

Tiny Arduino UNO based humidity controller for plant's soil. - fateme81/Arduino-Humidity-Controller ...

A novel humidity sensor based on sol-gel clad polymer microring resonator is presented. This sensor is based on the principle of change in refractive index of sol-gel on exposure to moisture. This ...

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 ...

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 ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs.

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

To improve the anti-humidity property of sensors, coating the breathable and hydrophobic membrane on the surface of the sensing film is an effective strategy. In this work, the poly ...