The sensor includes a capacitive sensor wet components and a high-precision temperature measurement devices, and connected with a high-performance 8-bit microcontroller. The product has excellent quality, fast response, strong anti-jamming capability, and cost-effective.
Standard single-bus interface, system integration quick and easy. Small size, low power consumption, signal transmission distance up to 20 meters, making it the best choice of all kinds of applications and even the most demanding applications.
DHT22 has higher precision and can replace the expensive imported SHT10 temperature and humidity sensor.
It can measure the environment temperature and humidity to meet the high demand.
The product has high reliability and good stability. If it's used and combined with special sensor Arduino expansion board,it will be easily implemented the interactive effect which related to the temperature and humidity perception.
Note: DHT22 digital temperature and humidity sensor is designed for analog sensor interfaces.The analog port will be used as the digital which will not occupy the original digital port of the Arduino.The lines of the sensor which can transform the analog function to digital that can be use on digital port.
DHT22 temperature sensor tutorial:
Project 1: Environmental Monitoring System Based on OBLOQ-IoT Module
This product is mainly applied in electronic laboratory to monitor and control indicators such as temperature, humidity, light and dust, and timely upload them to the cloud data space to achieve remote monitoring and control of dehumidifier, air purifier, exhaust fan and dimmable light, etc. in the laboratory.
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DHT22 Temperature and Humidity Sensor
Sharp GP2Y1010AU0F Compact optical Dust Sensor
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Gravity: Analog Ambient Light Sensor For Arduino
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Quadruple relay module
|Infrared Thermometer Module||Gravity:SHT1x Humidity and Temperature Sensor||DHT22 Temperature and Humidity Sensor|
|Operating Temperature||-40℃～125 ℃||-10℃~50℃||-40℃~128.8℃||0℃～50℃||-20℃-80℃|
|Range of temperature measurement||-70.01℃～382.19℃||-33℃～220℃||-40℃~128.8℃||0℃～50℃||-40℃-80℃|
|Precision of temperature measurement||0.5℃||2℃(full range)||0.5℃||2℃|
|Data type||Digit||Digit||Digit (unibus)||Digit (unibus)||Digit (unibus)|
|Range of humidity measurement||NA||NA||0-100%RH||20-90%RH||0-100%RH|
non-contact measurement uses infra-red radiation to measure the temperature and does not require a direct touch. Additionally, this method of measurement can be read quickly and accurately. This module has a FOV of 35° Wave length 5.5um-14um
Application: Environmental monitor
Home automation Automobile electronics
It is a long distance thermometer specially designed for a high sensitivity, high accuracy, low noise and low power consumption. Wave length:5um-14um This module has a FOV of 26.6°x 2 = 53.2°
Medical equipment Fire alarm systems telecommunications
It consists of 1 capacitive humidity module and 1 energy gap temperature module, perfect integration of 1 14bit A/D converter and 1 2-wire digital interface.
CMOSens technology makes it of advantages such as low power consumption, fast response, strong anti-jamming capacity etc.
Humidity regulator Dehumidifier
Tests and measurements
This sensor includes a resistive element and a sense of wet NTC temperature measuring devices. It has excellent quality, fast response, anti-interference ability and high cost performance advantages. Its signal transmission distance up to 20 meters. These features make it a variety of applications and even the most demanding applications.
It contains a resistive element and a sense of wet NTC temperature module. Compared to DHT11, it has smaller humidity deviation, faster response, stronger anti-interference ability and higher cost performance
Medical equipment HVAC
Meteorology Humidity regulator Dehumidifier
Tests and measurements
- Supply Voltage: 5V
- Temperature Range:-40-80℃ / resolution0.1℃ / error
- Humidity Range: 0-100%RH / resolution0.1%RH / error±2%RH
- Wiring map: VCC,GND,S
- Size: 38 x 20mm(1.50x0.79")
- DHT22 sensor x1
- Analog sensor cable x1
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