测量原理
科里奥利质量流量
产品标题
真正的两线制回路供电的流量计，用于极小流量的高精度测量。适用于化工行业应用中的极小流量测量。
传感器特点
所需安装空间小：紧凑型轻量化传感器。产品质量：自排空的测量管设计。过程安全性：耐受腐蚀性环境条件，可以在内部可能发生堵塞的管道中测量。公称口径：DN 1...4 (¹⁄₂₄...¹⁄₈")。过程压力为430.9 bar (6250 psi)。
变送器特点
仪表接线方便：配备独立接线腔。操作安全：配备带触摸键控制的背光显示单元，无需打开仪表操作。自校验：Heartbeat Technology（心跳技术）。两线制回路供电。双腔室外壳坚固耐用。
公称口径范围
DN 1 to 4 (¹⁄₂₄ to ¹⁄₈")
接液部件材质
Measuring tube: stainless steel, 1.4435 (316/316L); Alloy C22
测量变量
Mass flow, density, temperature, volume flow, corrected volume flow, reference density
测量误差
Mass flow (liquid): ±0.1 %
Volume flow (liquid): ±0.1 %
Mass flow (gas): ±0.35 % Density (liquid): ±0.0005 g/cm³
测量范围
0 to 450 kg/h (0 to 16.54 lb/min)
过程压力
430.9 bar (6250 psi)
介质温度范围
-50 to 205 °C (-58 to 401 °F)
环境温度范围
-40 to 60 °C (-40 to +140 °F)
传感器外壳材质
Stainless steel, 1.4404 (316L)
变送器外壳材质
Stainless steel, CF-3M (316L, 1.4404)
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)
防爆认证
ATEX, IECEx, cCSAus, INMETRO, NEPSI
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)
Heartbeat Technology complies with the requirements for traceable verification according to ISO 9001:2008 – Section 7.6 a (TÜV attestation)
压力认证和证书
CRN
材料证书
3.1 material
卫生型认证和证书
3-A, cGMP
