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液位变送器工作原理详细介绍

文章出处:华仁仪表 发表时间:2019-03-03 11:33

液位变送器是对压力变送器技术的延伸和发展,根据不同比重的液体在不同高度所产生压力成线性关系的原理,实现对水、油及糊状物的体积、液高、重量的准确测量和传送。

液位变送器是测什么的_液位变送器工作原理

 

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(浮球)液位变送器是由测量膜片与两侧绝缘片上的电极各组成一个电容器。当两侧压力不一致时,致使测量膜片产生位移,其位移量和压力差成正比,故两侧电容量就不等,通过振荡和解调环节,转换成与压力成正比的信号。压力变送器和绝对压力变送器的工作原理和差压变送器相同,所不同的是低压室压力是大气压或真空。

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液位变送器是测什么的_液位变送器工作原理

液位变送器技术指标

液位变送器是测什么的_液位变送器工作原理

液位变送器的特点与选用

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此文关键字:液位,变送器,工作,原理,详细,介绍,液位,
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