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  1. Home
  2. General Discussion
  3. How to make a CO2 ppm meter with MQ135 sensor and Arduino NANO

How to make a CO2 ppm meter with MQ135 sensor and Arduino NANO

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  • S Offline
    S Offline
    Sandim_Kaushik
    wrote on last edited by
    #1

    I know some people might think this question is silly because I google it immediately but I have referred to MANNNNYYY blogs and videos but ALL of the comments were negative and now I dont know WHAT TO DO exactly. Really sorry being rude in this comment. PLEASE help me out :(

    mfalkviddM 1 Reply Last reply
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    • S Sandim_Kaushik

      I know some people might think this question is silly because I google it immediately but I have referred to MANNNNYYY blogs and videos but ALL of the comments were negative and now I dont know WHAT TO DO exactly. Really sorry being rude in this comment. PLEASE help me out :(

      mfalkviddM Offline
      mfalkviddM Offline
      mfalkvidd
      Mod
      wrote on last edited by
      #2

      Hi @sandim_kaushik, welcome to the forum!

      Have you tried the gas sensor example? If so, what were the results?

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      • alowhumA Offline
        alowhumA Offline
        alowhum
        Plugin Developer
        wrote on last edited by
        #3

        I'd check this out: https://forum.mysensors.org/topic/6528/mh-z19-co2-sensor/17

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