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Grove - Multichannel Gas Sensor

Product Code:MMP-0948

Ex.Tax £49.99

Availability: 5

Grove - Multichannel Gas Sensor
Questions2 Answers2 | Expand All
Rasberry pi compatibility
Hello, Could you confirm the compatibility with the Rasberry pi, the wiki give it as non-compatible. Regards,
Does this product monitor CO2.
If it does do you know the detection limit
Mark Pawlett
  • All the information available for this sensor can be found over on the Seeed Wiki -

    Detectable gases

    • Carbon monoxide CO 1 – 1000ppm
    • Nitrogen dioxide NO2 0.05 – 10ppm
    • Ethanol C2H6OH 10 – 500ppm
    • Hydrogen H2 1 – 1000ppm
    • Ammonia NH3 1 – 500ppm
    • Methane CH4 >1000ppm
    • Propane C3H8 >1000ppm
    • Iso-butane C4H10 >1000ppm
    ModMyPi LTD
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How to choose a gas sensor ?

Grove – Multichannel Gas sensor is a environment detecting sensor with a built in MiCS-6814 which can detect many unhealthful gases, and three gases can be measured simultaneously due to its three channels, so it can help you to monitor the concentration which more than one gas.

This sensor is belong to Grove system. The interface of it is I2C, so plug it onto the I2C port of Base shield, then you can start to work it.


  • Three fully independent sensing elements on one package
  • Built with ATmega168PA
  • I2C interface with programmable address
  • Heating power can be shut down for low power
  • Detectable gases:Carbon monoxide (CO) , Nitrogen dioxide (NO2) , Hydrogen (H2) , Ammonia (NH3) , Methane (CH4) , etc.


  • Voltage: 3.1~ 5.25V
  • Ripple(@Max Power):80~100mV
  • Max Heating Power: 88mW
  • Max Power: 150mW
  • ADC Precision : 10Bits
  • ŸI2C Rate: 100kHz
  • ŸVIL(@I2C): -0.5~0.99V
  • VIH(@I2C): 2.31~5.2V

Part List

  • 1 x Grove – Multichannel Gas Sensor
  • 1 x 26AWG Grove Cable


please visit SEEED support pages wiki page for more info about this product. It will be appreciated if you can help us improve the documents, add more demo code or tutorials. For technical support, please post your questions to our forum.

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