Arduino Flow Meter Sensor Code: In this project, we are going to build a flow meter sensor and pressure sensor using Arduino and displaying it on a LCD display. Flow sensor has a rotor and a Hall ...

//Arduino IDE Code for taking the data readings from mutiple flow sensors and sending the sensor data to the NodeMCU through serial communication. volatile int flow_frequency2; // Measures flow sensor ...

The air flow sensor is located directly in the intake air stream, between the air cleaner and throttle body where it can measure incoming air. (hot wire automotive mass air flow sensor) Primary ...

Programmable-Air consists of a built-in high-pressure pump, vacuum pump, pneumatic valves, pressure sensor, and an Arduino Nano.

If you have allergies than you've likely considered picking up an air quality sensor for you house at some point. However, a good air quality monitor will run you upwards of $290.