Temperature Humidity Sensor Module (DHT11) soil moisture When it comes to measuring

When it comes to measuring the gas in ppm the analog pin has to be used

A mercury switch is an electrical switch that opens and closes a circuit when a small amount of the liquid metal mercury connects metal electrodes to close the circuit

These values are combined to create the entire byte

submersible or land use

single throw

Temperature Humidity Sensor Module (DHT11) soil moisture When it comes to measuringIntroduction : Temperature Humidity Sensor Module (DHT11) can measure temperature from 0C to 50C with 2. 0C accuracy, and humidity from 20 to 80% with 5% accuracy. You can get new data from it once every second. This sensor is pre calibrated and dont require extra components so you can start measuring relative humidity and temperature right away. Connections : Features: Operating Voltage: 3. 5V to 5. 5V. Output: Digital. Temperature Range: 0C to 50C.