DHT22 Digital Temperature And Humidity Sensor Overview: DHT22, also known as AM2302 or RHT03, is a calibrated digital temperature and humidity sensor that uses a standard single-wire interface to detect ambient temperature and humidity. Features: High Precision: Humidity: Measurement range 0% - 99.9... 続きを読む
ExplorIR-WH-20 NDIR CO2 Sensor Carbon Dioxide for Safety Monitoring ## Core Principles Solid-state LED NDIR (Non-Dispersive Infrared) technology featuring a patented gold-plated optical cavity; eliminates the need for traditional infrared bulbs, offers shock and vibration resistance and a long ... 続きを読む