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氣體檢測儀氧氣測量標準范圍是多少-深國安官網

關于氣體檢測儀氧氣測量標準范圍是多少，首先人類的生存環境是在標準大氣壓下，空氣中的氧含量20.93%(體積百分比)，其次國標的規定，在進入受限空間的氧氣含量大于19.5%且小于22%。因此在受限空間作業低于氧氣的標準含量值會導致使人類呼吸將很困難，所以氣體檢測儀的量程設置必須按有關規定或標準范圍進行檢測。

相關資訊：如何區分防爆型氣體檢測儀

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