2700系列电流压力传感器结合了经济的启动成本，低空气消耗，可靠的性能。该装置将可变电流信号转换成比例气动输出。它的输入和输出端口都在前面和后面，NEMA 4X外壳使得该设备可以安装在室内或室外，但是，该设备并不是抗振动的。它是FM和CSA批准的本质安全操作。2700是专为远程或面板安装。一个整体体积助推器提供高流量，增加控制速度的关键应用。其他特点包括外部零点和跨距调整，便于现场校准。
该系列2800电流压力传感器采用闭环压力反馈系统，紧密控制输出和补偿振动、安装角度、温度和供应压力的变化。这些特性使这种装置非常适合安装在阀门上。控制机制是一个压电陶瓷驱动器封装在一个保护性的皮肤，它提供了一个恒定的防御湿度和污染物。这些特性使该单元非常适合用于要求高的应用程序。2800还来在一个NEMA 4X封闭和现场可逆。它是FM和CSA批准的本质安全，以及。为了便于安装，这种型号的输入和输出端口都在前面和后面，可以很容易地面板安装
Service:Oil free, clean dry air filtered to 40 microns.
Input Signal:4-20 mA.
Air Supply:Minimum: 5 psig (0.3 bar) above maximum output; Maximum: 100 psig (6.9 bar).
Output:3 to 15 psig (0.2 to 1.0 bar), 6 to 30 psig (0.4 to 2.1 bar).
Accuracy:Series 2800: ±0.1% of span.
Linearity:Series 2700: <±0.5% of span.
Hysteresis:Series 2700: <0.5% of span; Series 2800: <0.1% of span.
Repeatability:Series 2700: <0.5% of span; Series 2800: <0.1% of span.
Supply Pressure Sensitivity:Series 2700: <0.1% of span per 1.0 psig (0.1 bar).
Power Requirement:Loop powered.
Temperature Limits:Series 2700: -20 to 150°F (-29 to 66°C); Series 2800: Operating: -40 to 160°F (-40 to 71°C); Storage: -40 to 200°F (-40 to 93°C).
Pressure Connections:1/4" female NPT.
Electrical Connection:1/2" female NPT.
Air Consumption:Series 2700: 0.03 scfm (.01 l/s) at midrange typical; Series 2800: 0.025 scfm (.01 l/s) at midrange typical.
Output Capacity:4.5 scfm (2.1 l/s) at 25 psig (1.7 bar) supply; 12.0 scfm (5.7 l/s) at 100 psig (6.9 bar) supply.
Enclosure:Chromate-treated aluminum with epoxy paint.
Enclosure Rating:NEMA 4X (IP65) and intrinsically safe.
Weight:Series 2700: 1.3 lb (0.59 kg); Series 2800: 0.8 lb (0.37 kg).
Agency Approvals:CE, CSA, FM.
FM Intrinsically Safe Ratings:
Class I, II, III, Division 1, Groups C, D, E, F and G; Class I, Division 2, Groups A, B, C and D; Class II and III, Division 2, Groups F and G.
CSA Intrinsically Safe Ratings:
Class I, Division 2, Groups C and D; Class II, Groups E, F and G; Class III.
Model Description 2713-WPCurrent to pressure transducer, 4-20 mA input, 3-15 psig (0.2-1.0 bar) output. |
