77 系列电气转换器
拟稿人:珠海康宝莱仪表有限公司
电话:13928090839 刘先生
E-MAIL:combine1718@163.com
77 系列电气转换器简单介绍
Calibration Accuracy: ±0.25% of span Reproducibility: 0.2% of span Response Level: 0.025% of span
77 系列电气转换器Current-to-Pneumatic Transducers的详细介绍
Surface Mounting:Two 1/4 x 20 x 5/16" deep blind tapped holes
Enclosure:NEMA 3R
NEMA 4 via conduit vent
Electrical Classification
FM Approved
Model 77
Non-incendive for Class I, Div. 2, Groups A, B, C, D.Dust-ignition proof for Class II, Div. 1, Groups E, F, G.
Suitable for Class III, Div. 1 hazardous locations and NEMA 4.
Model 77XXF
Intrinsically safe for Class I/II/III, Div. 1, Groups A, B, C,D, E, F, G and NEMA 4 when used with approved
barriers and converters listed on Siemens drawing #15032-7704/7705.
73N-B1内置式阀门定位器,73N-B1 拟稿人:珠海康宝莱仪表有限公司 电话:13928090839 刘先生 E-MAIL:combine1718@163.com 73N-B1内置式阀门定位器简单介绍Single-axis, force-balance principle of operation, ensures accurate and stable positioning Feedback circuits direct the actuator’s position, ensuring adherence to the control instrument signal Range spring capability accommodates a wide variety of valve strokes and instrument spans 73N-B1内置式阀门定位器 Valve Positioners 73N-B1的详细介绍 Features & Benefits:Single-axis, force-balance principle of operation, ensures accurate and stable positioningFeedback circuits direct the actuator’s position, ensuring adherence to the control instrument signalRange spring capability accommodates a wide variety of valve strokes and instrument spansDescription The Series 73N-B1 Built-in Valve Positioners use the full force of their air supply to drive and maintain the piston or diaphragm in a pneumatic actuator to position a va...
73N-B内置式阀门定位器,73N-B 拟稿人:珠海康宝莱仪表有限公司 电话:13928090839 刘先生 E-MAIL:combine1718@163.com 73N-B内置式阀门定位器简单介绍Single-axis, force-balance principle of operation, ensures accurate and stable positioning Feedback circuits direct the actuator’s position, ensuring adherence to the control instrument signal Range spring capability accommodates a wide variety of valve strokes and instrument spans 73N-B简单介绍Single-axis, force-balance principle of operation, ensures accurate and stable positioning Feedback circuits direct the actuator’s position, ensuring adherence to the control instrument signal Range spring capability accommodates a wide variety of valve strokes and instrument spans Features & Benefits:Single-axis, force-balance principle of operation, ensures accurate and stable positioningFeedback circuits direct the actuator’s position, ensuring adherence to the control instrument signalRange spring capability accommodates a ...