隔膜壓力開關常見故障分析
來源:編輯YY 時間:2014-08-05 14:23 點擊:次
隔膜壓力開關是應用在具有腐蝕性、高粘度、溫度過高等惡劣環境中的常用壓力開關,由于隔膜壓力開關可以針對特殊的介質進行控制,其應用領域也是尤為廣泛的。但是如果長期連續使用隔膜壓力開關,出現精度不準的情況時該如何找出故障根源呢。
1.溫度影響
雖然隔膜壓力開關可以適用在溫度過高的環境中,但是如果壓力開關中沒有冷凝裝置,一些極為高溫的蒸汽或者液體會跑入到壓力開關的彈簧管中,影響了彈簧管及時動作,導致誤差的產生,最終影響了精度值。
2.量程影響
分析是否有長期超量程工作的狀態,如果隔膜壓力開關長期處于超負荷工作狀態,勢必會引起彈簧的形變,影響了測量精度。
3.振動環境影響
精密儀器儀表如果長期處于振動環境中是很容易損壞的,隔膜壓力開關也一樣,如果在振動環境中沒有加裝固定裝置,壓力開關壓力表的齒輪會漸漸磨損,指針也開始松動,最終導致測量結果不精準。
如果您還想繼續了解有關隔膜壓力開關的相關知識,可以點擊查看隔膜壓力開關的訂購事項這篇文章,幫助您選購出更好的隔膜壓力開關。
[返回]
上一篇:
機械壓力開關的優缺點介紹
下一篇:
壓力開關的控制形式
相關文章
“shelok”牌西安仕樂克專業生產
壓力開關,
智能壓力開關,
差壓壓力開關,
防爆壓力開關精度高,性能優,質量穩定,品種齊全,廣泛適用于石油、化工、冶金、電廠、醫藥等行業。
服務熱線:
18092762450 傳真:
傳真:029-88921196 聯系人:崔經理聯系電話:
18092762450
Copyright © 2011-2012 版權所有 西安壓力開關廠 地址:西安市國際港務區新絲路產業園
主站蜘蛛池模板:
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|