{"product_id":"dht22-humidity-and-temperature-sensor-module","title":"DHT22 - Temperature and Humidity Sensor Module","description":"\u003ch2\u003eDHT22 Humidity and Temperature Sensor\u003c\/h2\u003e\u003cp\u003eThe DHT22 Sensor Module is an economical and straightforward digital temperature and humidity sensor. It utilises a capacitive humidity sensor alongside a thermistor to accurately gauge the ambient air conditions and communicates the data through a digital signal on the data pin, eliminating the need for analog input pins. While it is user-friendly, it necessitates precise timing for data retrieval. A limitation to note is that new data can only be accessed every 2 seconds, meaning that readings may be up to 2 seconds outdated when using our library.\u003c\/p\u003e\u003cp\u003eTo set it up, connect the leftmost pin to a power supply of 3-5V, the second pin to your data input pin, and the rightmost pin to the ground. Although it operates using a single wire for data transmission, it is not compatible with the Dallas One Wire protocol; therefore, each sensor requires its own dedicated data pin. Key features include high precision capacitive sensing across a full range of temperature, compensated relative humidity and temperature measurements, a calibrated digital output, remarkable long-term stability, no additional components needed, extended transmission distance, and low power consumption, all packaged in a four-pin configuration that allows for easy interchangeability.\u003c\/p\u003e\u003ch2\u003eApplications:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003eHVAC\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eDehumidifiers\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eTesting and inspection equipment\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eConsumer goods\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eAutomotive automation\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eData loggers\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eWeather stations\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHome appliances\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eHumidity control\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003eMedical\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\u003cli\u003e\u003cp\u003e\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003ePackage Includes:\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\u003cp\u003e1 x DHT22 Temperature Sensor\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eDHT22 Temperature Sensor Specifications\u003c\/h2\u003e\u003ctable class=\"border-collapse border border-gray-300\" style=\"min-width: 50px;\"\u003e\n\u003ccolgroup\u003e\n\u003ccol style=\"min-width: 25px;\"\u003e\n\u003ccol style=\"min-width: 25px;\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eMeasuring range Temperature \u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e-40 to 80 °C\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eMeasuring Range Humidity \u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e0 to 99.9%RH\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eResolution Temperature \u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e0.1 °C\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eResolution Humidity \u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e0.1%RH\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eDimensions \u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e3 x 2 x 1 cms \u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003eWeight \u003c\/p\u003e\u003c\/td\u003e\n\u003ctd class=\"border border-gray-300 p-2\" colspan=\"1\" rowspan=\"1\"\u003e\u003cp\u003e5 grams\u003c\/p\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62501676188019,"sku":"R0449","price":112.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/DHT221.jpg?v=1774705741","url":"https:\/\/robodium.com\/products\/dht22-humidity-and-temperature-sensor-module","provider":"ROBODIUM","version":"1.0","type":"link"}