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Mq9 Carbon Monoxide Methane And Lpg Gas Sensor

Rs. 87.00 Rs. 101.00

This is MQ-nine Carbon Monoxide, Methane, and LPG Gas Sensor Module may be used to experience Carbon Monoxide and Methane Gas. Sensitive fabric of the MQ9 gasoline sensor is SnO2, which with decrease conductivity in clean air.

It makes detection by the approach of cycle high and low temperature, and come across CO while the low temperature (heated via 1.5V). The sensor’s conductivity is higher at the side of the gasoline attention rising.

When a high temperature (heated via five.0V), it detects Methane, Propane, and many others. Flamable gasoline and cleans the other gases adsorbed underneath low temperature.




SPECIFICATIONS
Model                     MQ-9
Operating Voltage(VDC)    5
Current Consumption (mA)  150
Do output                 TTL digital 0 and 1 (0.1 and 5V)
Ao output                 0.1-0.3V (relatively clean)

OVERVIEW:

-Good sensitivity to CO/Combustible Gas

-High sensitivity to Methane, Propane, and CO

-Long life and low cost

-Simple drive circuit

-Input voltage: DC 5±0.2V

-Current Consumption: 150mA

PACKAGE INCLUDES:

1 PCS x Mq 9 Carbon Monoxide Methane And Lpg Gas Sensor


//SOURCE CODE TAKEN FROM BELOW LINK

//http://arduinolearning.com/gas-sensors/mq-9-gas-sensor.php


void setup() 

{

  Serial.begin(9600);

}

 

void loop() 

{

  float sensorVoltage; 

  float sensorValue;

 

  sensorValue = analogRead(A0);

  sensorVoltage = sensorValue/1024*5.0;

 

  Serial.print("sensor voltage = ");

  Serial.print(sensorVoltage);

  Serial.println(" V");

  delay(1000);

}

15 days 

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