The DHT22 is a temperature and relative humidity sensor. It has a digital converter on board, which communicates with the Raspberry Pi via a 1-wire interface. The sensor requires a 3.3V power supply, ...

There was an error while loading. Please reload this page. This is a small project created to display temperatures and humidities. The system uses Arduino Uno, DHT11 ...

This switch can be used for various purposes, depending on the controlling software and, of course, your ideas. Here are some examples. The switch can be installed/mounted in three ways: Use 3M ...

Abstract: This contribution presents a hydrogel-based bistable sensor switch with a switching hysteresis for the measurement of the relative humidity via a moisture-sensitive swellable material in ...

LAS VEGAS--(BUSINESS WIRE)--RF Code, a leading provider of active IT asset management and wire-free environmental and power monitoring solutions, today introduced the R155 five-year temperature and ...