Waveshare MQ-3 Gas Sensor

Description

Overview
1. Sensitive for alcohol, ethanol
2. Output voltage boosts along with the concentration of the measured gases increases
3. Fast response and recovery
4. Adjustable sensitivity
5. Signal output indicator

Specifications
1. Power: 2.5V ~ 5.0V
2. Dimension: 40.0mm * 21.0mm
3. Mounting holes size: 2.0mm

Applications
1. Car alcohol alarm
2. Breathalyser

How to Use
In the case of working with a MCU:
1. VCC: 2.5V ~ 5.0V
2. GND: Power supply ground
3. AOUT: MCU.IO (analog output)
4. DOUT: MCU.IO (digital output)

Package Contents
1. MQ-3 Gas Sensor x1
2. 4-pin custom connector jumper wire x1

Waveshare MQ-3 Gas Sensor

Product form

SKU: ZY15927471

  • In stock (Processing Time 1 - 72 hours)

€11,13

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    Description

    Overview
    1. Sensitive for alcohol, ethanol
    2. Output voltage boosts along with the concentration of the measured gases increases
    3. Fast response and recovery
    4. Adjustable sensitivity
    5. Signal output indicator

    Specifications
    1. Power: 2.5V ~ 5.0V
    2. Dimension: 40.0mm * 21.0mm
    3. Mounting holes size: 2.0mm

    Applications
    1. Car alcohol alarm
    2. Breathalyser

    How to Use
    In the case of working with a MCU:
    1. VCC: 2.5V ~ 5.0V
    2. GND: Power supply ground
    3. AOUT: MCU.IO (analog output)
    4. DOUT: MCU.IO (digital output)

    Package Contents
    1. MQ-3 Gas Sensor x1
    2. 4-pin custom connector jumper wire x1

    Additional Information

    Icon for truckShipping Info

    IMPORTANT INFO - PLEASE CHECK BEFORE ORDERING.



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      In order to ensure a fast and efficient delivery, we need to have the method of contact with you. Email and Phone Number is a very important detail and must be accurate. All orders with an incorrect email or phone number will be canceled immediately.

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    - If your order is less than 150€ excluding shipping costs, then the Taxes are already included in the price. This means that there will be NO extra charge upon delivery.
    - If your order is more than 150€, you will NOT be charged Taxes at the checkout, and you will have to pay upon delivery based on your local VAT rate.

     

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