壓力開關在管道中的應用
日常的工業生產中，壓力開關在管道上的應用也較多，本期簡單介紹下壓力開關在管道中是如何工作的：
壓力開關的界面主要有壓力值顯示區域（顯示所選通道的壓力值為多少）、壓力通道顯示區（共有4個通道）、數字信號顯示區、減少鍵、設置鍵、增加鍵。
1.當壓力開關需測控密封壓力時，若所選通道的常開點的值高于密封壓力，那么密封圈就會損壞，從而使得系統設備開始報警。
2.當壓力開關需控制用氣壓力時，若該通道常開點的值高于控制用氣壓力，系統會停止輸送。
3.當輸送過程中的管道壓力比常閉點的值低時，系統也會停止工作。
西安仕樂克控制器制造有限公司 (www.shelok.net)
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