如何檢測壓力開關的無輸出信號
壓力開關的信號輸出保證了測出結果的精確度，如果遇到了壓力開關無輸出信號的狀況，該如何檢查呢？
1.在保證供電電源確實有電流通過的情況下，檢查壓力開關的電源輸入端是否已經接在了總電源上，在確保已經接通的情況下，再檢查是否是電源的極性接反。
2.電源接線端子是否已經接在電源線上，要保證電源，如果沒有電源，應檢查壓力開關的回路是否斷線。
3.檢查壓力開關的表頭和微動開關是否有損壞，如果有損壞應及時更換。
西安仕樂克控制器制造有限公司 (www.shelok.net)
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