壓力開關的原理與應用
一、壓力開關的概述
壓力開關是專門測量壓力的，當壓力達到某一設定值就進行輸出和報警的精密儀器儀表。簡而言之，壓力開關是檢測系統壓力時，當壓力達到設定值時它的觸點狀態會發生改變的一種控制產品。
二、壓力開關的工作原理
壓力開關是純機械形變導致微動開關動作。當壓力增加時，作用在不同的傳感壓力元器件(膜片、波紋管、活塞)產生形變，將向上移動，通過欄桿彈簧等機械結構，最終啟動最上端的微動開關，使信號得以輸出。
三、壓力開關的應用
壓力開關廣泛應用于海上平臺、水處理、醫藥、食品加工、造紙、電廠、煤氣、礦業、生物、半導體、船舶、國防、管道等各個行業。
西安仕樂克控制器制造有限公司 (www.a3025.cn)
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