Feature

●Temperature range: -40 to 80 degree celsius, Temperature measurement accuracy: +/- 0.5℃ degree celsius
●Humidity measuring range: 0~100%RH, Humidity measurement accuracy: ±2%RH
●Main Chip: AOSONG AM2302 High Sensitive Temperature Humidity Sensor.
●Operate Voltage: DC 3~5.5V
●With fixing screw hole, convenient to install and fixed.

[2pcs DHT11]




[2pcs DHT22]





Description

DHT11DHT11

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

DHT11DHT11

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

DHT22DHT22

dht22dht22

dht22dht22

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 Compatible with Arduino, RN-Control, Compatible with Raspberry Pi and all other microcontrollers.

Used for automatic control, weather stations, home appliances, humidity regulators, medical treatment, dehumidifiers, etc.