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技術文章 / article 您的位置:網站首頁 > 技術文章 > 如何確定在線式氣體報警儀的傳感器是否工作正常?

如何確定在線式氣體報警儀的傳感器是否工作正常?

發布時間: 2022-10-28  點擊次數: 888次

可燃氣體探測器有一個標準的方法來確認傳感器的狀態,就是傳感器靈敏度的測量,在校準氣體探測器時得到。

在氣體檢測校準結束時,每個傳感器的保留值被顯示并存儲在儀器的校準記錄中。當傳感器的保留值小于或等于校準氣體濃度的50%時,不能校準和更換傳感器。

當保留值在標定氣體濃度的50%-70%之間時,說明傳感器的靈敏度處于臨界狀態,建議更換氣體傳感器。

簡單來說,當可燃氣體探測器需要更換時,只要氣體傳感器有足夠的靈敏度或保留值,能夠成功校準,可燃氣體探測器就可以正常使用。在傳感器校準失敗之前,沒有必要更換傳感器。

當然,以上只是我們一般情況下可燃氣體探測器的更換周期。不排除可燃氣體探測器的一些其他故障。如果我們的可燃氣體探測器出現故障,建議及時聯系廠家。





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