Infrared (IR) Flame Sensors With Arduino and Buzzer #Heat Flame Sensor #Arduino

Heat flame sensors are pivotal components in fire detection and safety systems, tasked with detecting flames or high temperatures in various environments. They play a crucial role in safeguarding industrial facilities, commercial buildings, and residential spaces against the devastating impact of fires. By promptly identifying potential fire hazards, heat flame sensors enable the activation of fire suppression systems and the initiation of evacuation procedures, ultimately minimizing property damage and protecting human lives. Their swift response to flames or elevated temperatures makes them indispensable in critical applications such as industrial furnaces, boilers, and fire detection systems. As technology advances, heat flame sensors continue to evolve, offering enhanced sensitivity, reliability, and adaptability to diverse operational environments. Their integration with intelligent control systems and IoT platforms has further expanded their capabilities, allowing for seamless monitoring, data analysis, and remote management. In summary, heat flame sensors stand as vital guardians against the destructive force of fires, embodying an essential aspect of modern safety and security infrastructure across multiple sectors. 

1 × Arduino UNO

1 × Flame Sensor

1 × Jumper Wires

1 × Buzzer

1 × (Optional) 9V Power Adapter for Arduino

1 × (Optional) Transparent Acrylic Enclosure For Arduino Uno

Connect the flame sensor to Arduino as shown below

Flame sensor - Arduino uno

VCC - 5V

D0 - 2

GND - GND

Now connect the buzzer to Arduino

Buzzer - Arduino uno

GND - GND

VCC(+) - ~5

• Open the below code with Arduino IDE
• Select Board and the Port
• Click Upload button on Arduino IDE to upload code to Arduino
• Direct the flame sensor to a flame.
• See the result on Serial Monitor.

The working model of the fire detector allows us to observe the output in the serial monitor and the buzzer. When there is no flame or fire, there is no sound in the buzzer, and it is printed as "The fire is not detected." Conversely, when there is fire or flame, the buzzer emits a sound, and it is printed as "The fire is detected." This demonstrates the functionality of the fire detector in detecting the presence or absence of fire.