Single Bus DHT11 Digital Temperature and Humidity Sensor Module Arduino electronic building blocks Factory direct, stable supply, welcome to wholesale! First, dimensions: length 30.5mmX wide 12mmX high 7.2mm Second, the sensor model: DHT11 temperature and humidity sensor three, working voltage: DC 5V Four characteristics: A humidity measurement range :20 --- 90% RH 2, humidity measurement accuracy: ± 5% RH 3, the temperature measuring range :0 --- 50 ℃ 4, the temperature measurement accuracy: ± 2 ℃ 5, the working voltage: DC5V/3.3V 6, the digital signal output 7, data port with pull-up 8, with 3mm screw holes for easy installation Five, wiring methods: VCC → 3.3V/5V power supply positive GND → negative power DATA → microcontroller IO port Tips: Do not connect the VCC and GND in reverse, shall be burnt! Six, shipping list: 1 As shown DHT11 temperature and humidity sensor module 1 (tested good) 2 . schematics, manuals, test procedures (sent via email after purchase or provide a download address to download) |