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技術(shù)文章 / article 您的位置:網(wǎng)站首頁 > 技術(shù)文章 > 同時存在有毒和可燃氣體時 如何選擇探測器?

同時存在有毒和可燃氣體時 如何選擇探測器?

時間: 2022-10-18  點擊次數(shù): 1368次


對于同時存在有毒氣體和可燃氣體的環(huán)境,可以按照以下標準選擇氣體探測器:

①如果監(jiān)測對象既是可燃氣體又是有毒氣體,那么只需設置有毒氣體探測器。

②如果可燃氣體濃度可能超過爆炸下限的25%,有毒氣體濃度也可能達到允許濃度上限,那么需要同時設置可燃氣體探測器和有毒氣體探測器。


③如果可燃氣體濃度可能超過爆炸下限的25%,有毒氣體濃度不能達到允許濃度上限,那么只需要設置可燃氣體探測器。

④如果可燃氣體濃度不能超過爆炸下限的25%,有毒氣體濃度可能達到允許濃度上限,那么只需要設置有毒氣體探測器。


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