SEN0128
SEN0128 Datasheet
Analog Gas Sensor MQ3 SKU:SEN0128
| Part | Datasheet |
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SEN0128 |
SEN0128 (pdf) |
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| Analog Gas Sensor MQ3 SKU:SEN0128 Contents • 1 Introduction • 2 Specification • 3 Connecting Diagram • 4 Sample Code • 5 Version history Introduction The analog gas sensor - MQ3 is suitable for detecting alcohol, this sensor can be used in a Breathalyser.It has a high sensitivity to alcohol and small sensitivity to Benzine. The sensitivity can be adjusted by the potentiometer. Specification • Power supply needs 5V • Interface type Analog • High sensitivity to alcohol and small sensitivity to Benzine • Fast response and High sensitivity • Simple drive circuit • Stable and long life • Size:36.4x26.6mm Connecting Diagram Sample Code ///Arduino Sample Code void setup Serial.begin 9600 //Set serial baud rate to 9600 bps void loop int val=analogRead 0 ;//Read Gas value from analog 0 Serial.println val,DEC ;//Print the value to serial port delay 100 ; Powered By DFRobot 2008-2017 |
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