新疆昌晖厂家超低价格直供智能型电磁流量计
关键词:电磁流量计、智能电磁流量计、一体化电磁流量计、分体化电磁流量计、防腐电磁流量计、污水计量流量计典型应用:各种腐蚀性或非腐蚀性介质的计量、环保污水排放计量,可接流量积算仪等控制仪表使用产品简介CR-LDY电磁流量计由传感器和转换器两部分构成。它是基于法拉第电磁感应定律工作的,用来测量电导率大5μS/cm导电液体的体积流量,是一种测量导电介质体积流量的感应式仪表。除可测量一般导电液体的体积流量外,还可用于测量强酸、强碱等强腐蚀液体和泥浆、矿浆、纸浆等均匀的液固两相悬浮液体的体积流量。广泛应用于石油、化工、冶金、轻纺、造纸、环保、食品等工业部门及市政管理、水利建设、河流疏浚等领域的流量计量。-LDY一体化-LDF分体化产品特点测量管内无阻流件,压力损失为零,不易堵塞;只要合理选用电极及衬里材料,即可达到耐腐蚀、耐磨损的要求;测量结果与液体的压力、温度、密度、粘度、电导率(不小于最低电导率)等物理参数基本无关,不受环境影响,所以测量精度高;采用现代模拟信号转换技术和高性能超大规模集成芯片,对信号进行隔离、滤波、放大及数字处理,精确显示测量结果;具有测量值断电保护及空管报警功能,可对流体的流向进行设置,因而传感器安装不受液体流动方向限制,可实现双向测流;采用带背光点阵式多高清晰显示屏,同屏显示瞬时、累积流量,并能显示测量参数、报警参数等;仪表断电时,内部EEPROM可确保设定参数不丢失;电磁流量计的量程范围宽(最大流量/最小流量),正常适用范围20:1,特殊可达100:1或更大;仪表配置有多种输出功能、可与计算机、单元组合仪表配套,可完成打印、通讯和联网的要求。结构原理根据法拉第电磁感应原理,在与测量管轴线和磁力线相垂直的管壁上安装了一对检测电极,当导电液体沿测量管轴线运动时,导电液体切割磁力线产生感应电势,此感应电势由两个检测电极检出,数值大小与流量成比例,其值为:式中:E=KBVDE-感应电势;K-与磁场分布及轴向长度有关的系数。B-磁感应强度;V-导电液体平均流速;D-电极间距;(测量管内直径)传感器将感应电势E作为流量信号,传送到转换器,经放大,变换滤波及一系列的数字处理后,用带背光的点阵式液晶显示瞬时流量和累积流量。转换器有4~20mA输出,报警输出及频率输出,并设有RS-485等通讯接口。技术参数介质电导率>5μS/cm介质流速推荐流速:0.5~10m/s,可测量流速:0.1~15m/s量程范围满量程20mA对应流量规格详见下表,在口径范围内可任意设置精度等级测量示值±0.25%,±0.5%,±1%环境温度-10℃~50℃介质温度60℃(橡胶内衬)、120℃(四氟内衬)、180℃(四氟内衬)工作压力DN10~50:PN≤4MPaDN65~200:PN≤1.6MPaDN250~1000:PN≤1.0MPaDN1200~2000:PN≤0.6MPaDN2200:PN≤0.25MPa以上各口径如需要更高压力,可以特殊订货电源AC220V50Hz(90~245VAC50Hz)DC24V(20~36VDC)DC3.6V(锂电池供电)防护等级标准型IP65,防水型IP68电极材质316L,Hc,Hb,Ti,Ta,Pt衬里材质氯丁橡胶,聚四氟乙烯,聚氯乙稀法兰标准GB9119-2000流量选择表通径最小起始流量推荐起始流量满量程20mA对应流量规格选择(m3/h)100.030.100.4,0.5,0.6,0.8,1.0,1.2,1.6,2.0,2.5150.070.201.0,1.2,1.6,2.0,2.5,3.0,4.0,5.0,6.0200.120.352.0,2.5,3.0,4.0,5.0,6.0,8.0,10.0,12.0250.200.553.0,4.0,5.0,6.0,8.0,10.0,12.0,14.0,16.0320.301.05.0,6.0,8.0,10.0,12,16,20,25400.501.58.0,10.0,12,16,20,25,30,40500.802.512,16,20,25,30,40,50,60,70651.304.020,25,30,40,50,60,80,100,120802.005.525,30,40,50,60,80,100,120,1601003.008.540,50,60,80,100,120,160,200,250,1254.801460,80,100,120,160,200,250,300,4001507.0020100,120,160,200,250,300,400,500,60020012.035160,200,250,300,400,500,600,800,100025019.055200,250,300,400,500,600,800,1000,1200,160030028.080300,400,500,600,800,1000,1200,1600,2000,250035038.0105400,500,600,800,1000,1200,1600,2000,2500,300040050.0135500,600,800,1000,1200,1600,2000,2500,3000,400045060.0175600,800,1000,1200,1600,2000,2500,3000,4000,500050075.0215800,1000,1200,1600,2000,2500,3000,4000,5000,6000600110.03051000,1200,1600,2000,2500,3000,4000,5000,6000,10000700150.04151200,1600,2000,2500,3000,4000,5000,6000,10000,12000800200.05451600,2000,2500,3000,4000,5000,6000,10000,12000,16000900250.06902000,2500,3000,4000,5000,6000,10000,12000,16000,200001000300.08502500,3000,4000,5000,6000,10000,12000,160000,20000,250001200450.012506000,10000,15000,20000,25000,30000,350001400600.017008000,10000,20000,30000,40000,500001600800.0250010000,20000,30000,40000,50000,6500018001000.0300015000,20000,30000,40000,50000,60000,70000,8000020001200.0350020000,40000,60000,80000,10000022001500.0400020000,40000,60000,80000,100000,120000外形结构及尺寸通径耐压MPa外形尺寸(mm)法兰连接尺寸(mm)LHBbDKn-φ104.015041024015590604-φ1415410956520410105752530511585323201401004-φ184033515011050200345165125651.63701801458-φ18803801951601002504002151801254302452101503004602802408-φ222001.035052033529525040057039035012-φ2230050062044040035067050046016-φ2240060072556551545077561556520-φ2650082567062060093078072520-φ30700700104089584024-φ308008001150101595024-φ3390090012501115105028-φ331000100013551230116028-φ3612000.6120016801405134032-φ331400140018801630156036-φ361600160020901830176040-φ361800180023002045197044-φ392000200025002265218048-φ4222000.25220027002405231552-φ45一体式外形尺寸图分体式外形尺寸图)
青岛昌润自动化仪表有限公司
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