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電接點雙金屬溫度計應用及原理

電接點雙金屬溫度計應用于生產現場,對溫度需自動控制和報警。直接測量各種生產過程中-80~500℃范圍內體、蒸汽和氣體介質溫度。
電接點雙金屬溫度計特點 :
1 現場顯示溫度,直觀方便;
2 具有自動切斷電源和報警功能;
3 安全可靠,使用壽命長; ·
4多種結構形式,可滿足不同要求。
工作原理 電接點雙金屬溫度計是利用溫度變化時帶動觸點變化,當其與上下限觸點接觸或斷開的同時,使電路中的繼電器動作,從而自動控制及報警。
免费看黄色视频

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