壓力控制器低壓保護(hù)與高壓保護(hù)的區(qū)別
來源:編輯YY 時(shí)間:2013-05-23 09:27 點(diǎn)擊:次
壓力開關(guān)是一種測量壓力的儀表,采用高精度、高穩(wěn)定性能的壓力傳感器和變送電路,實(shí)現(xiàn)對(duì)介質(zhì)壓力信號(hào)的檢測、顯示、報(bào)警和控制信號(hào)輸出。應(yīng)用比較廣泛,一般應(yīng)用于石油、化工、電力等領(lǐng)域。
小編今天給大家簡單的介紹一下壓力開關(guān)低壓保護(hù)與高壓保護(hù)的區(qū)別,希望對(duì)大家能有所幫助
先介紹下壓力開關(guān)低壓保護(hù)與高壓保護(hù)的區(qū)別
低壓壓力開關(guān):當(dāng)壓力小于一定值時(shí)斷開,起到低壓保護(hù)的作用。接常開端
高壓壓力開關(guān):當(dāng)壓力大于一定值時(shí)斷開,起到高壓保護(hù)的作用。接常閉端
為了讓大家更容易理解,舉個(gè)例子說吧。
假設(shè):壓力設(shè)定0.8bar,壓差設(shè)定0.5bar
那么:高壓保護(hù):大于0.8bar斷開,小于等于0.3bar閉合。
低壓保護(hù):小于0.3bar斷開,大于等于0.8bar閉合。
西安仕樂克技術(shù)人員專業(yè)知識(shí)豐富,歡迎來電探討各種技術(shù)問題,聯(lián)系電話:18092762450。
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機(jī)械壓力控制器與電子壓力控制器的區(qū)別
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