ASAIR Air temperature and humidity sensor DHT22, module
Code: LA131011
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Product detailed description
The DHT22 thermometer and hygrometer is an easy-to-use module that contains everything you need in its housing. So you only need to connect it with three wires. The module already has a pullup resistor and capacitor in it, just connect it to Arduino.
Specifications:
- Power supply: 3.3-5.5VDC
- Resolution: 16
- Humidity measurement range: 0-100% RH
- Temperature measurement range: -40 to +80?
- Humidity measurement accuracy: 2.0% RH
- Temperature measurement accuracy: 0.5?
- Pins: VDD, DATA, GND
- Size: 26x16x10mm
Included in delivery:
- 1pc Digital temperature and humidity sensor DHT22 AM2302
- 1pc Cable
Remark:
- This product is not a standalone functional unit and may require professional installation.
- Product images are for illustration purposes only and may sometimes differ from the actual appearance of the item. However, this does not change its basic properties.
Additional parameters
| Category: | Temperature, humidity and pressure sensors |
|---|---|
| Warranty: | 2 years |
| Weight: | 0.008 kg |
| Output: | Digital |
| Sensor type: | Temperature, Air humidity |
3,7
3 ratings
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5
M
Michal
Michal
Spokojenost, i na 10m kabelu funguje překvapivě přesně!
1
TV
Tomáš Vojtěch
Tomáš Vojtěch
Mám 3 DHT22 čidla. Jedno ukazuje RH 90 %, druhé 54 % a třetí 42 %. Výsledky měření teploty jsou o fous stabilnější, ale taky to lítá +-3 stupně. Výsledek: je to naprosto k ničemu.
5
M
Martin
Martin
Spokojenost, dostatečně přesný. Zkoušel jsem i na 3,5m dlouhém kablíku bez stínění a finguje bezvadně.
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