技术参数

液体
测量原理电磁
产品标题Flowmeter for smallest flow rates with genuine loop-powered technology. Dedicated to the measurement of the smallest flow quantities.
传感器特点Flexible installation concept – numerous process connections. Energy‐saving flow measurement – no pressure loss due to cross section constriction. Maintenance‐free – no moving parts. Liner made of PFA. Sensor housing made of stainless steel. Various electrode materials available.
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. Plant safety: worldwide approvals (SIL, Haz. area).
公称口径范围 DN 2...25 (¹⁄₁₂...1⁄")
接液部件材质内衬:PFA
电极:1.4435 (316L)、Alloy C22 2.4602 (UNS N06022)合金、钽、铂
测量变量体积流量、质量流量
最大测量误差 体积流量:±0.5 % o.r. ± 2 mm/s (0.08 in/s)
测量范围 0.06 dm³...300 m³/h (0.015...80 gal/min)
最大过程压力PN 40,Cl. 150,20K
介质温度范围 –20...+150 °C (–4...+302 °F)
环境温度范围–40...+60 °C (–40...+140 °F)
传感器外壳材质1.4301 (304),耐腐蚀
变送器外壳材质 带铝合金AlSi10Mg涂层
防护等级 IP66/67,Type 4X
显示/操作四行背光显示,触摸键操作(外部操作)
通过现场显示屏和调试软件设置
提供分离型显示单元
输出 4‐20 mA HART(无源)
脉冲/频率/开关量输出(无源)
输入
数字通信 HART、PROFIBUS PA、FOUNDATION Fieldbus
电源18...35 VDC(4...20 mA HART,带或不带脉冲/频率/开关量输出)
防爆认证 ATEX、IECEx、cCSAus、INMETRO、NEPSI、EAC、TIIS
产品安全性CE认证、C-Tick认证
功能安全性功能安全遵循IEC 61508标准,允许在IEC 61511标准规定的安全应用中使用
计量认证和证书在认证标定装置上执行标定(符合ISO/IEC 17025标准)
Heartbeat Technology(心跳技术)符合ISO 9001:2008标准章节7.6 a的溯源校验要求(TÜV认证)
压力认证和证书 CRN
材料证书3.1材料证书