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压力变送器

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液位变送器安装要求怎么工作的

液位变送器安装要求怎么工作的

产品说明:  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,安装简单,使用方

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13151342466

  • 产品说明

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  1,液位变送器采用电容测量原理,探极的外绝缘层可根据不同的介质相应的绝缘材料(如选用耐高温,耐腐蚀,压力变送器抗老化且化学稳定性极高的聚四氟乙烯材料),正常工作中与被测液体之间处于绝缘状态,安装时一定注意保护好探极线的外绝缘层,一旦损伤,将导致使用缩短或安装失败,传感器线安装结束后,使其全部浸入液体时,探极线与液体(或金属容器外壁)的绝缘电阻应>20M(用数字万用表20M测量),测量绝缘电阻时,应将探极线与变送器的连接暂时断开。

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