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流量計是如何來實現流量的控製調節
流量計就是流量儀表,流量儀表種類很多,流量儀表本身是不帶調節流量功能,但是可以通過信號反饋來給予控製調節信息。
流量儀表可以輸出4-20mAdedianliuxinhao,zailiuliangtiaojiehekongzhixitongzhongliuliangjidezhuyaozuoyongjiushijiangceliangdaodeliuliangzhuanhuaweidianliuxinhaochuanshugeikongzhixitong,tongguokongzhixitonglaikaiqiheguanbifamenshixianliuliangtiaojiehekongzhi。
要實現流量調節控製,現場需要有三種設備:智能流量儀表、流量控製係統、調tiao節jie閥fa或huo閥fa門men。如ru現xian場chang沒mei有you控kong製zhi係xi統tong和he閥fa門men,那na我wo們men就jiu需xu要yao配pei流liu量liang定ding量liang控kong製zhi儀yi和he電dian動dong調tiao節jie閥fa來lai滿man足zu要yao求qiu。其qi中zhong流liu量liang計ji作zuo為wei測ce量liang機ji構gou,計ji量liang現xian場chang流liu量liang大da小xiao,並bing將jiang流liu量liang轉zhuan化hua為wei4-20mAxinhao,jiangxinhaoshusonggeikongzhixitong,womenxuyaozaikongzhixitongzhongzuohaoxianchangsuoxuliuliangdesheding,dangliuliangdadaoshedingzhishi,kongzhixitongjiangxinhaoshusongzhitiaojiefa,tiaojiefakaiqihuoguanbifamen,zhenggexitongjiushizheyanggongzuode。
所以,流量計是真的可以做到流量的調節和控製的,而且準確。
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