2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) 2pcs DHT11
2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11)
DHT11 Specification: Power supply voltage: 3.3~5.5V DC Output: the single bus digital signal Measuring range: 20-90%RH humidity, temperature 0~50° The measurement accuracy of +-5%RH: humidity, temperature +-2 ° Resolution: 1%RH humidity, temperature 1 ° Exchangeability: fully interchangeable Long term stability: < ± 1%RH Read more DHT11 : Interface Description: 1.VCC:External 3.3 V-5 V 2.GND:External GND 3.DO:Small board switch digital output interface, connect the microcontroller IO port Read more DHT22 : Specification: Type: DHT22 temperature and humidity sensor Operate Voltage: DC 3~5.5V Signal Output Type: Digital Temperature Range: -40 ℃ ~ 80 ℃ Temperature Measurement Accuracy: ± 0.5 ℃ Humidity Range: 0~100%RH Humidity Measurement Accuracy: ± 2%RH DHT22: it is suitable for connection to all standard boards such as Arduino, RN-Control, Raspberry Pi and all other microcontrollers. Used for automatic control, weather stations, home appliances, humidity regulators, medical treatment, dehumidifiers, etc. Read more
Product Features
- DHT11 digital temperature and humidity sensor is a digital signal output with a calibrated temperature and humidity combined sensor.It uses a dedicated digital modules and acquisition of temperature and humidity sensor technology to ensure that products with high reliability and excellent long term stability.
- Sensor consists of a resistive element and a sense of wet NTC temperature measurement devices, and with a high-performance 8-bit microcontroller connected.
- The single-wire wiring scheme makes it easy to be integrated to other applications.And the simple communication protocol greatly reduces the programming effort required.
- Humidity Measure Range 20%-95%,humidity measurement error: +-5%; Temperature Measure Range 0-50C,temperature measurement error: +-2 degrees.
- Working voltage: DC 3.3V-5V.Output form: digital output.