The flame sensor detects the presence of fire or flame based on the Infrared (IR) wavelength emitted by the flame. It gives logic 1 as output if a flame is detected, otherwise, it gives logic 0 as ...

This circuit diagram illustrates a fire and smoke detection system using an Arduino UNO R4 WiFi, MQ2 smoke sensor, and a flame sensor (fire sensor). The Arduino is the central controller that receives ...

This simple fire alarm circuit uses a smoke sensor, a piezo buzzer for audible alerts, and an LED for visual signaling. When the smoke sensor detects the presence of smoke or gases, it sends a signal ...

To use the fire alarm system, follow these steps: Assemble the hardware components according to the circuit diagram provided. Upload the code to the Arduino board. Adjust the sensitivity of the alarm ...

Make Your Own Flame Sensor. By EFY Bureau-October 17, 2024. 0. RELATED ARTICLES. ... Here we outline how to construct a simple and reliable Flame-Sensing Fire Alarm System using an Arduino Nano board.