joerggehle
about 5 years ago
Comparison of the sensors DHT22, BMP180, BME280 and SHT21. At temperature measurement the sensors are good to very good. At air pressure measurement, the BMP180 and BME280 sensors are satisfactory. At humidity, only the SHT21 is OK, DHT22 and BMP280 are practically unusable. For all sensors the offset was corrected.
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joerggehle
about 5 years ago
The DHT22 was removed and a SDS011 was added. The Channel with SDS011 data only is now privat. The accuracy of the tempature is now +/- 0.2 C°, the accuracy of the air pressure is +/- 1 hPa.
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