Ks0040 keyestudio Analog Gas Sensor

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Introduction

This analog gas sensor MQ2 is used in gas leakage detecting equipment in both consumer electronics and industrial markets. This sensor is suitable for detecting LPG, I-butane, propane, methane, alcohol, Hydrogen and smoke. So the detecting scope of this sensor is very wide and it has high sensitivity and quick response. In addition, the sensitivity can be adjusted by rotating the potentiometer on the sensor. 
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Specification

  • Power Supply: 5V
  • Interface Type: Analog
  • Wide detecting scope
  • Quick response and High sensitivity
  • Simple drive circuit
  • Stable and long lifespan
  • Size: 49.7*20mm
  • Weight: 8g

Connection Diagram


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Sample Code

///Arduino Sample Code
void setup()
{
  Serial.begin(9600); //Set serial baud rate to 9600 bps
}
void loop()
{
int val;
val=analogRead(0);//Read Gas value from analog 0
Serial.println(val,DEC);//Print the value to serial port
delay(100);
}

Resources

Video

http://www.keyestudio.com/wp/ks0040/

PDF

https://drive.google.com/open?id=12eZsZ65_t9Leu_jYF0q4kohQiUUr4-Ev

Buy from

Official Website

http://www.keyestudio.com/keyestudio-analog-gas-sensor-for-arduino.html