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Comment by lovemenot | Hacker News Reader
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lovemenot
·
Does it require callibration?
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schmichael
·
Yes. All consumer CO2 detectors I’m aware of take periodic calibration.
bookofjoe
·
Not Aranet4
schmichael
·
Yes you do. Once a year:
https://aranet.com/faq/
Their data sheet also advises calibration if used at “high elevation.”
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