DFRobot_Gas_Sensor__SKU_DFR0049_-DFRobot

Introduction

The gas sensor detects Hydrogen gases. It is able to give alarms when the smoke/gas leaks. You can adjust the sensitivity with the potentiometer.

This sensor will return an analog value which represents the intensity of the gas being detected.

Specification

• Type: Analog
• Detector: QM-NG1
• Power supply needs: 5V
• Current: 100mA

Pin Definition

1. Signal Output
2. GND
3. Power

Connection Diagram

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);
}

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