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他們都在找: 壓力變送器 智能壓力變送器 電容式壓力變送器

高壓力變送器和壓力變送器的區別有哪些
發布日期:2018/5/22 9:59:21
高壓力變送器和壓力變送器的區別有哪些?概念上的差別是:高壓力變送器的測的是相對于***真空的壓力,壓力變送器測到的壓力相對于大氣壓的壓力。
在結構上有差別體現在傳感器里有個平衡壓力的小孔,高壓力變送器這個小孔要封死,壓力變送器這個小孔是打開的。
高壓力變送器和壓力變送器的區別:
1、高壓力變送器
高壓力變送器可實現對除氣系統、蒸餾塔、蒸發器和結晶器等設備內的高壓力測量,允許在10Mpa下的壓力。高壓力變送器的δ室***側接受被測高壓力信號,另***側被封閉成***真空基準室,然后將其轉換成4~20mA DC信號輸出。
2、壓力變送器
一般意義上的壓力變送器主要由測壓元件傳感器(也稱作壓力傳感器)、測量電路和過程連接件三部分組成。它能將測壓元件傳感器感受到的氣體、液體等物理壓力參數轉變成標準的電信號(如4~20mADC等), 以供給指示報警儀、記錄儀、調節器等二次儀表進行測量、指示和過程調節。
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