Dht22 Temperature And Humidity Sensor

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Dht22 Temperature And Humidity Sensor

Dht22 Temperature And Humidity Sensor


Mouser No:
426-SEN0137
Mfr. No:
SEN0137
Temperature Sensor Development Tools DHT22 Temperature and Humidity Sensor

$9.50

Quantity
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DHT22 capacitive humidity sensing digital temperature and humidity module is one that contains the compound has been calibrated digital signal output of the temperature and humidity sensors.

Application of a dedicated digital modules collection technology and the temperature and humidity sensing technology, to ensure that the product has high reliability and excellent long term stability.

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:

  • ESP32 Arduino: Getting temperature from a DHT22 sensor
  • ESP32 Arduino: DHT22 Minimum Sampling Period
  • ESP32 Arduino: Getting humidity measurements from a DHT22 sensor
  • ESP8266 Arduino Tutorial: Getting temperature and humidity with a DHT22 sensor


  • 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.



    Hardware List:



    DFRduino UNO R3 Arduino Compatible Gravity: UART OBLOQ IOT Module Microsoft Azure DHT22 Temperature and Humidity Sensor Sharp GP2Y1010AU0F Compact optical Dust Sensor Gravity: i2C BMP280 Barometer Sensor Gravity: Analog Ambient Light Sensor For Arduino LCD12864 Shield for Arduino Quadruple relay module







    Type Selection of Temperature Sensors













































    Name





    Gravity: I2C Non contact IR Temperature Sensor For Arduino





    Gravity: Analog LM35 Temperature Sensor For Arduino







    Gravity: Waterproof DS18B20 Sensor Kit







    Gravity: DS18B20 Temperature Sensor





    Gravity: Analog High Temperature Sensor











    SKU





    SEN0226





    DFR0023





    KIT0021





    DFR0024





    SEN0198









    Operating Voltage





    3.3V/5V





    3.3V/5V





    3.0V 5.5V





    3.3V 5V





    3.3V 5.5V









    Operating Current





    2.7 A





    2.7 A





















    2.8 A









    Operating Temperature





    40 85





    40 150





    55 125





    55 125





    30 350 C









    Range of temperature measurement





    0 65





    0 100





    55 125





    55 125





    55 125









    Precision of temperature measurement





    0.01





    0.5





    0.5





    0.5





    0.5









    Temperature deviation





    0.5





    0.5





    0.5 C





    0.5





    0.5









    Dimension





    30 22 mm





    30 22 mm





    33 22 mm





    22 32 mm





    42 32 18 mm









    Interface





    Gravity I2C





    Gravity analog





    Gravity digital





    Gravity digital





    Gravity digital









    Data type





    Digit





    Digit





    Digit unibus





    Digit unibus





    analog









    Price





    8.80





    4.50





    8.00





    4.00





    16.00









    Brief introduction







    BMP280 Barometer sensor supports Arduino and can measure both temperature and atmospheric pressure.

    It can be applied to enhance GPS navigation coordinate with IMU sensor to realize indoor and outdoor navigation. Compared to the last generation BMP180 barometer sensor, it has a lower power consumption, higher resolution and higher sampling frequency.



    Application: Enahnced GPS navigation e.

    g. time to first fix improvement, dead reckoning, slope detection

    Indoor navigation floor detection, elevator detection

    Outdoor navigation, leisure and sports applications

    Weather forecast

    Health care applications e.

    g. spirometry

    Vertical velocity indication e.

    g. rise/sink speed



    A Temperature Sensor can be used to detect ambient air temperature, the output voltage is proportional to temperature.

    It has good linearity and high sensitivity. Application:Medical treatments

    Personal controls

    Industrial controls

    Aeronautics and astronautics.





    Waterproof temperature sensor DS18B20 is widely used in many fields, such as soil temperature measurement, hot tank temperature control etc.

    It supports multipoint measurement.

    Application:



    Constant temperature control

    Industrial system Consumer electronics Thermistors

    Refrigerators

    Barns Tanks Telecommunication rooms Power communication rooms



    Cables etc.





    A Temperature Sensor can be used to detect ambient air temperature.

    It can be connect to three wire in parallel to achieve multipoint temperature measurement.

    Application:

    Constant temperature control

    Industrial system Consumer electronics Thermistors

    Refrigerators

    Barns Tanks Telecommunication rooms Power communication rooms Cables etc.





    It used a PT100 resistance type high temperature probe to measure a temperature range between 30 350 C.

    Application:

    Especially for high precision of temperature measurements.



    Medical treatments

    Motors

    Industrials

    Temperature counts

    Resistance counts















































    Name





    Gravity: i2C BMP280 Barometer Sensor





    Infrared Thermometer Module









    Gravity:SHT1x Humidity and Temperature Sensor







    Gravity: DHT11 Temperature Humidity Sensor For Arduino





    DHT22 Temperature and Humidity Sensor











    SKU





    SEN0206





    SEN0093





    DFR0066





    DFR0067





    SEN0137









    Operating Voltage





    3.3V 5V







    3V 5V





    3.3V 5V





    3.3V 5V





    5V









    Operating Current





    1.2mA





    4mA 9mA







    2 A







    0.5mA 2.5mA







    1.5mA









    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

















    Temperature deviation





    0.5





    0.6





    0.4 C





    0.1





    0.5









    Dimension





    31.5 18 mm







    12 13.7 35 mm







    32 27 mm







    22 32 mm







    22 32 mm











    Interface





    Gravity I2C





    Digitalx3







    Gravity 2 wire digital







    Gravity digital





    Gravity digital









    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











    Humidity deviation







    NA





    NA





    4.5 RH





    5 RH





    2 RH









    Price





    16.00





    49.00





    21.05





    5.20





    9.50









    Brief introduction







    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

    Airline industry

    Military



    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



    Application:

    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.

    Application:

    Medical equipment

    HVAC

    Meteorology

    Humidity regulator Dehumidifier

    Tests and measurements

    Automobile

    Automatically control



    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.

    Application:Medical equipment

    HVACMeteorologyHumidity regulator Dehumidifier Tests and measurementsAutomobile

    Automatically control



    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



    Application:

    Medical equipment

    HVAC

    Meteorology Humidity regulator Dehumidifier

    Tests and measurements Automobile Automatically control









    Specification



  • 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"




  • Shipping List



  • DHT22 sensor x1
  • Analog sensor cable x1
  • Dht22 Temperature And Humidity Sensor
    • Dimensions - 38 mm x 20 mm
    • Packaging - Bulk
    • Product - Add-On Modules
    • Type - Humidity, Temperature Sensor
    • Brand - DFRobot
    • Manufacturer - DFRobot
    • Operating Supply Voltage - 5 V
    • Product Type - Temperature Sensor Development Tools
    • Standard Pack Qty - 1
    • Subcategory - Development Tools
    • Tool Is For Evaluation Of - DHT22