防爆壓力開關的概述
一、防爆壓力開關的原理與結構
1.防爆壓力開關主要是通過堅固的密封殼體將容易爆炸的接線觸點密封起來，從而防爆的效果。
2.當設備的壓力增加時，作用在不同的傳感壓力元件即防爆壓力開關內部的膜片、波紋管、活塞三大元件會產生形變，向上移動，通過欄桿彈簧等機械結構，啟動最上端的微動開關，使得開關量信號輸出。
二、防爆壓力開關的應用注意
當使用介質為高溫水或蒸汽時，防爆壓力控制器不能直接安裝于高溫管道上,否則會照成壓力控制器的損壞。
西安仕樂克控制器制造有限公司 (www.a3025.cn)
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