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差压式流量计

差压式流量计

差压式(也称节流式) 流量计是基于流体流动的节流原理,利用流体流经节流装置时产生的压力差而实现流量测量的。它是目前生产中测量流量成熟,常用的方法之一。通常是由能将被测流量转换成压差信号的节流装置和能将此压差转换成对应的流量值显示出来的差压计以及显示仪表所组成。在单元组合仪表中,由节流装置产生的压差信号,经常通过差压变送器转换成相应的标准信号(电的或气的),以供显示、记录或控制用。[1]1应用概况如流体方面:单相、混相、洁净、脏污、粘性流等;工作状态方面:常压、高压、真空、常温、高

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•标称口径范围:DN50(2“)...DN500(20“)
产物标题计算体积或质量流量的测量。
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输出形式(ON/OFF)集电极开路输出(NO/NC)(NPN/PNP输出因形式而异)
负载电流30mA以下
输出施加电压DC30V以下
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