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Hello! I have some problems with calibrating MQ135 #1

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Ennorath opened this issue Apr 28, 2018 · 0 comments
Open

Hello! I have some problems with calibrating MQ135 #1

Ennorath opened this issue Apr 28, 2018 · 0 comments

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@Ennorath
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I'm using the same library and i don't know which DEFINES we should to change? I tried to change RLOAD on 1 kOm. And calibrate RZero, but result value of ppm isn't true.
My devices: MQ135, DH22
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@Ennorath