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壓力變送器工作原理簡介

壓力變送器用于測量液體、氣體或蒸汽的液位、密度和壓力,然后將壓力信號轉變成4-20mADC信號輸出。主要有電容式壓力變送器和擴散硅壓力變送器,陶瓷壓力變送器,應變式壓力變送器等。  介質壓力直接作用于敏感膜片上,分布于敏感膜片上的電阻組成的惠斯通電橋,利用壓阻效應實現了壓力量向電信號的轉換,通過電子線路將敏感元件產生的毫伏信號放大為工業標準信號。 
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相關產品推薦:工業溫度變送器 精巧型壓力變送器 智能型投入式液位變送器 一體型投入式液位變送器 防雷型投入式液位變送器 智能微差壓變送器 分體型投入式液位變送器 智能絕對壓力變送器 工業高溫型壓力變送器 高壓型壓力變送器 無腔平膜型壓力變送器 壓縮機專用壓力變送器 智能高靜壓差壓變送器 工業卡箍平膜高溫壓力變送器 工業齊平膜壓力變送器
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