This sensor module utilizes DHT11 as the sensitive component and has a bypass capacitor and a pull-up resistor on-board. The DHT11 is a pre-calibrated digital output temperature and humidity sensor. The single-wire wiring scheme makes it easy to be integrated to other applications. The simple communication protocol greatly reduces the programming effort required.
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
Size: 28 * 12 * 7.2mm
1.VCC:External 3.3 V-5 V
3.DO:Small board switch digital output interface, connect the microcontroller IO port
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