流量开关DTT31.docx

Flow switchFlowphant T DTT31, DTT35热式流量开关Flowphant T DTT31ApplicationFlow switch for monitoring and displaying relative massflow rates of liquid media in the range from0.03 to 3 m/s (0.1 to 9.84 ft/s):应用：流量开关用于监测和显示相对质量液体介质流量的范围从0.03到3米/秒（0.1至9.84英尺/秒）。Application examples: Monitoring cooling water circulation systems ofpumps, turbines, compressors and heat exchangers Monitoring pump functionality Leak monitoring in process lines Monitoring lubrication systems Filter monitoring in the beverage industry应用实例：监控系统的循环冷却水泵，涡轮机，压缩机，热交换器监测泵功能监控过程中，泄漏线监视润滑系统过滤器的监控，在饮料行业Benefits at a glanceThis compact flow switch impresses with the latest intechnology being used: Practically no pressure loss Configuration software ReadWin 2000 or FieldCarefor quick configuration and reliable storage of devicesettings Optional: 4 to 20 mA analog output to read out theflow rate as percentage value Optional: second switch output or 4 to 20 mA analogoutput for temperature monitoring Function check and process information onsite thanksto digital display at device Top housing section which can be rotated 310 and rotatable display make it possible to read the measuredvalues in all orientations DTT35: 3-A marked CIP-compliant up to 130 C (266 F)优点这种紧凑型流量开关最新的令人印象深刻技术被用于：易于安装和灵活的过程连接感谢到模块化连接几乎没有压力损失配置软件ReadWin 2000快速配置和可靠的存储设备设置可选：4至20 mA模拟输出读出流速值的百分比可选：第二个开关输出或420 mA模拟输出用于温度监控功能检查和处理信息的现场感谢要在数字显示设备顶级外壳设计，可旋转310，可旋转屏幕，让人们有可能读取测量在所有方向上的值扩展温度高达130（266）Measured variable Flow velocity of liquid media (calorimetric measuring principle) Temperature (RTD), optional for two switch outputs or additional analog output测量项：介质流速（热式原理）温度（RTD）、任意两个开关量输出或者额外的模拟量输出Measuring range测量范围： Flow: 0.03 m/s to 3 m/s (0.1 to 9.84 ft/s), as relative value between 0 and 100%; maximum displayresolution: 1% Temperature: -20 C to +85 C (-4 to 185 F); display resolution: 1 C (1 F)流速：0.03 m/s to 3 m/s (0.1 to 9.84 ft/s),相对值0到100%、最大分辨率：1%。温度：-20 C to +85 C (-4 to 185 F);分辨率：1 C (1 F)。Output输出signal DC voltage version: (short-circuit proof version) 1x PNP switch output (flow) or 2x PNP switch outputs (flow or temperature, adjustable) or 1x PNP switch output and 1x 4 bis 20 mA output, active (flow or temperature, adjustable)直流电压信号1x PNP开关量输出（流量）2x PNP开惯了输出（流量或温度，值可以调节）1x PNP开关量输出或1个4.20mA有源输出（流量、温度、可调节）Switch point non-repeatability开关点重复性Measuring range(water as medium)% of maximum valueInfluence ofmedium temperature1)Influence ofambient temperature0.03 to 0.5 m/s(0.1 to 1.6 ft/s) 2 %0.05 %/K0.04 %/K0.03 to 1 m/s(0.1 to 3.28 ft/s) 3 %0.10 %/K0.05%/K0.03 to 2 m/s(0.1 to 6.56 ft/s) 5 %0.15 %/K0.10 %/K0.03 to 3 m/s(0.1 to 9.84 ft/s) 10 %0.20 %/K0.30 %/KLong-term drift长期飘移性0.5% per year under reference operating conditions参照操作条件下0.5%每年。Switch output response tim