どのMH Z19がリリースされています

MH-Z19 & MH-Z19B

The value stored on the MH-Z19 and is set to 400ppm. This is used as the zeroing point. Zero Calibration: This can be made in two ways: By pulling the zero HD low (0V) for 7 Secs, or be sending command 135 (0x87). As above, the Zero refers to the background CO2 value of 400ppm, not 0ppm. Currently testing is the ability to send an adjustment ...

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Wrong Temperature - wrong Co2? - MH-Z19

WifWaf/MH-Z19. Answer questions WifWaf. Thanks for the info. As the temperature value is not linear, I'm not sure if there is a way to get around it at the moment. However, on the plus side, your sensor appears to be working correctly. Just co clarify are using the MH-Z19B, not the MH-Z19C? useful! ...

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- Flicker's Style++

きっかけ ほぼになったのでのがになりめる そんなで CO2 してみたいが、のいとじていたがふとラズパイ (Raspberry Pi 3 Model B) ががってることをいす。 センサーとかないのかなとべてみたら、MH-Z19 とい…

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Wrong Temperature - wrong Co2? - MH-Z19

WifWaf/MH-Z19. Answer questions brozikcz. I have a similar issue with my MH-Z19C, firmware version The temperature random jumps about +-5 degrees celsius and the background command return similar values as the get CO2. useful! Related questions. No questions were found.

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