测量原理 | 超声波流量测量 | |
产品标题 | Economical Ultrasonic flowmeter with integrated temperature measurement.
Bidirectional measuring of demineralized water applications for Utilities, e.g. boiler condensate return lines. | |
传感器特点 | Long-term stability – reliable, robust sensor. Reducing further measuring point – multivariable device. Dependable flow measurement – high turndown (200:1).
Measurement accuracy up to ±0.5 % (flow) or according to EN 1434 Cl. 2, ±2.0 °C (± 3.6 °F) (temperature). Process temperatures up to 150 °C (302 °F). Entire meter housing made of stainless steel. | |
变送器特点 | Time-saving local operation without additional software and hardware – integrated web server. Extended calibration intervals – integrated device verification due to Heartbeat Technology. Easy commissioning – brief parameter explanations.
4-20 mA HART, pulse/frequency output. Local display for reading and monitoring available. Robust transmitter housing. | |
公称口径范围 | DN 50...150 (2...6") | |
接液部件材质 | 测量管:1.4301 (F304)
过程连接:1.4571、1.4404 (F316L)、1.0038 (S235JR)、1,4306 (F304L)、1.4307 (F304L)、A105 | |
测量变量 | 体积流量、质量流量计算值、声速、流速、温度 | |
最大测量误差 | 体积流量:
- ±0.5 % o.r.,流速在0.5...10 m/s (1.6...33 ft/s)之间时 - ±0.7 % o.r.,流速低于0.5 m/s (1.64 ft/s)时 | |
测量范围 | 0.025...5 m/s (0.02...16.4 ft/s)
0...6360 dm3/min (0...1680 gal/min) | |
最大过程压力 | PN 25 / ASME Cl. 150 | |
介质温度范围 | 0...150 °C (17.8...302 °F) | |
环境温度范围 | -20...60 °C (-4...140 °F) | |
传感器外壳材质 | 不锈钢 | |
变送器外壳材质 | 一体式:带铝合金AlSi10Mg涂层 | |
防护等级 | 标准:IP66/67,Type 4X 开放式外壳:IP20,Type 1 | |
显示/操作 | 四行背光显示(无现场操作) 通过网页服务器和调试软件设置 | |
输出 | 4...20 mA HART(有源) 脉冲/频率/开关量输出(无源) | |
输入 | 无 | |
电源 | 19.2...28.8 VDC | |
防爆认证 | 无 | |
产品安全性 | CE认证、C-tick认证、EAC认证 | |
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 | PED | |
材料证书 | 3.1材料证书 |