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stefan.brandmeier

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Recente activiteit van stefan.brandmeier

  • This device is not suited to provide reliable data on CO2

    After many futile attempts to get this device to provide even roughly correct CO2 measurements I give up. Will try to get the seller to take it back. Anyone out there who got it to measure properly...

    • 1 volger
    • 0 opmerkingen
    • 1 stem

  • The manual calibration does not work

    I triggered the manual calibration, with the device outside for more than 8 hours as described. Now the CO2 reading is twice the actual value. I have three different references and fresh outside ai...

    • 4 volgers
    • 4 opmerkingen
    • 0 stemmen