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Proline Promass E 200科氏力质量流量计
真正回路供电两线制流量计，*低使用成本
Promass E坚固耐用，是长期使用的经济型解决方案，用于化工行业的多种标准应用中进行高精度液体和气体测量。Proline E 200是真正的回路供电两线制流量计，使用经济，能够无缝集成至现有系统中。流量计采用本安型设计(Ex ia)，在危险区中具有*高操作安全性。内置Heartbeat Technology (心跳技术)，确保过程始终安全。
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使用经济：多用途仪表；传统体积流量计的替代优选
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较少过程测量点：多参数测量(流量、密度、温度)
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节省安装空间：无前/后直管段长度要求
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仪表接线方便：独立接线腔
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操作安全：背光显示、触摸键控制，无需打开仪表
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自带验证功能：内置Heartbeat Technology (心跳技术)
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测量原理不受流体物理特性的影响(例如：粘度和密度)
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在标准应用中进行液体和气体的高精度测量，应用广泛
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一体式双测量管传感器
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介质温度：max. +150 °C (+302 °F)
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过程压力：max. 100 bar (1450 psi)
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回路供电两线制技术
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坚固耐用的双腔室外壳
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工厂安全性：通过多项国际认证(SIL，危险区)
仪表特点
特征和规格
测量原理科氏力质量流量计产品标题The genuine loop‐powered flowmeter for minimized cost of ownership. Highly accurate measurement of liquids and gases for a wide range of standard applications.传感器特点Cost-effective – multi-purpose device; an alternative to conventional volumetric flowmeters. Fewer process measuring points – multivariable measurement (flow, density, temperature). Spacesaving installation – no in/outlet run needs. Compact dual-tube sensor. Medium temperature up to +150 °C (+302°F).
变送器特点Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Loop‐powered technology. Robust dual-compartment housing.
公称口径范围DN 8 to 50 ( to 2")
接液部件材质Measuring tube: 1.4539 (904L)
Connection: 1.4404 (316/316L)
测量变量Mass flow, density, temperature, volume flow, corrected volume flow, reference density
*大测量误差Mass flow (liquid): ±0.25 %
Volume flow (liquid): ±0.25 %
Mass flow (gas): ±0.75 %
Density (liquid): ±0.0005 g/cm³
测量范围0 to 70 000 kg/h (0 to 2570 lb/min)
*大过程压力PN 100, Class 600, 63K
介质温度范围–40 to +150 °C (–40 to +302 °F)
环境温度范围–40 to +60 °C (–40 to +140 °F)
传感器外壳材质1.4301 (304), corrosion resistant
变送器外壳材质AlSi10Mg, coated
防护等级IP66/67, type 4X enclosure
显示/操作4‐line backlit display with touch control (operation from outside)
Configuration via local display and operating tools possible
Remote display available
输出4‐20 mA HART (passive)
4‐20 mA (passive)
Pulse/frequency/switch output (passive)
输入None
数字式通信HART, PROFIBUS PA, FOUNDATION Fieldbus
电源DC 18 to 35 V (4‐20 mA HART with/without pulse/frequency/switch)
DC 18 to 30 V (20 mA HART, 4‐20 mA)
DC 9 to 32 V (PROFIBUS PA)
危险区认证ATEX, IECEx, cCSAus, JPN
产品安全性CE, C-Tick
功能安全性Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511
计量认证和证书Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025)
压力认证和证书PED, CRN
船级证书3.1 material
卫生型认证和证书3-A, EHEDG
