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二合一氣體檢測儀報警值設置說明-深國安官網

二合一氣體檢測儀報警值怎么去設置呢?一般是要看你測什么氣體的?例如二合一氣體檢測儀常規測較為廣泛測甲烷，氧氣這種氣體指標，那它們設置報警標準值是多少呢?測甲烷，低報報警值設置10%LEL – 25%LEL之間，高報則設置50%LEL，其次測氧氣，通常設置報警值為20.90%VOL。

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