YHLD型智能电磁流量计是一种测量导电介质体积流量的感应式仪表，在进行现场监测显示的同时，可输出标准的电信号，供记录﹑调节﹑控制使用。可广泛应用于自来水、化工、煤炭、环保、轻纺、冶金、造纸等行业。 YHLD Intelligent Electromagnetic Flowmeter is a kind of inductive meter, measuring volume flow of conducting medium. When conducting on-site monitoring display, it can output a standard signal, which is used for record, adjustment and control. It can be widely used in tap water, chemicals, coal, environmental protection, textile, metallurgy, paper making and other industries.主要特点 Main features: ● 测量管内无可动部件，便于维护管理；无阻流部件，因此无压力损失No moving parts inside measuring pipe, easy maintenance and management. Unimpeded flow of parts, less pressure loss. ● 流量的测量不受流体的密度、粘度、温度、压力和电导率变化的影响，传感器感应电压信号与平均流速呈线性关系，测量精度高Fluid density, viscosity, temperature, pressure and electrical conductivity change does not affect the flow measurement, a linear relationship between mean velocity and the sensor of voltage signal, high accuracy. ● 合理选用衬里及电极材料，可实现良好的耐腐蚀性和耐磨性 A reasonable selection of lining and electrode materials, achieving good corrosion resistance and wear resistance. ● 低频矩形波激磁，不受工频及现场各种杂散干扰的影响，工作稳定可靠Low-frequency square wave excitation, good ant-jamming, reliable and stable● 量程宽，可测下限流速低 Wide-range meter, Lower limit of the measured low velocity主要技术参数 Main technical parameters:● 仪表口径 Meter diameter: DN10~DN1600● 公称压力: PN1.0 ~ PN4.0（特殊要求协议供货）Nominal pressure rating: PN1.0~PN4.0 (special requirement need supply by agreement)● 法兰连接 Flange coupling: Chinese standard GB/9119-2000 [carbon steel, stainless steel] [OEM Manufacturer]Following required flange standard by customer supply with agreement.[Metric unit/inch unit]Our company supply the Inch Unit with USA, German Japanese Standard etc. ● 介质温度 Medium temperature: -20 C~120 C● 防护等级 Protection level: IP65、IP67、 IP68● 电 极: 1.标准型为不锈钢1Cr18Ni9Ti （0Cr18Ni12Mo2Ti） 2.特殊型为哈氏合金B或C﹑钛﹑钽﹑铂铱合金Electrode: 1. Standard stainless steel 1Cr18Ni9Ti (0Cr18Ni12Mo2Ti) 2. Hastelloy B or C, Titanium, Tantalum, platinum iridium alloy.● 测量管: 不锈钢1Cr18Ni9Ti [Chinese standard] Measuring tube: Stainless steel 1Cr18Ni9Ti[Chinese standard] or Stainless steel 304● 衬 里: 聚胺脂橡胶﹑软橡胶﹑硬橡胶、氯丁橡胶、氟塑料Lining: polyurethane rubber, soft rubber, hard rubber, neoprene rubber, fluoroplastics. ● 可测介质电导率Electrical conductivity of measured medium: 5 s/cm● 可测流速: 标准量程0.4m/s ~ 10m/sFlow velocity: calibrated span 0.4m/s -- 10m/s.● 测量精度: 0.2, 0.5, 1.0, 1.5. Measuring accuracy:0.2%,0.5%,1.0%, 1.5%● 工作电压: 220VAC 10%;24VDC 10%;Working volt: 220VAC 10%; 24VDC 10%; ● 最大功耗 Maximum power dissipation: 20VA ● 通讯方式 Communication: RS485 HART● 输出信号 current signal Output : 0~10mA, 4~20mA [24VDC, 220VAC Power supply] 容积脉冲输出 Volume pulse output: 0~100 pulse/s 频率输出 frequency output: 0~50Hz● 防爆标志 Explosion-proof mark: ExdIICT6