Trafag,8716,8726,8736,8746,SF6气体密度继电器

类型： Trafag,SF6气体密度继电器,气体密度控制器,8716,8726,8736,8746 联接型式： 轴向 
型号： 111 精度等级： 1 
品牌： Trafag,SF6气体密度继电器,气体密度控制器,8716,8726,8736,8746 环境温度： -10-40（℃）  
加工定制： 是 公称直径： 100（mm）  
测量范围： 0-160（MPa）    
 
Trafag,SF6气体密度继电器,SF6气体密度控制器,8716,8726,8736,8746

应用于SF6和其它气体

   

     Trafag,8716,8726,8736,8746,SF6气体密度继电器,气体密度控制器基本参数：

    压力范围：0...1 MPa (0...1000 kPa)

    输出：微动开关触点控制

    适用温度：-30-50度

    适用气体：SF6和其它气体

    精度等级：

    Reference pressure <650 kPa @ 20°C abs.:± 650 kPa abs.:± <12 kPa @ -30...+50°C

 

    Trafag,8716,8726,8736,8746,SF6气体密度继电器,气体密度控制器产品特点：

   

Principle: Reference gas measurement测量原理参考室气体
Exact switching following isochore精确的微动开关
Excellent vibration resistance良好的抗振性
No false alarms at low temperatures在低温下不存在虚假报警
Stainless steel or aluminum sensor不锈钢或铝传感谢器
Galvanically separated circuits分立隔离电路
Switch point adjustment in factory工厂设定开关点
   Application
    High voltage technology

 

   Main characteristics

    Gas Density Monitor for SF6 and other gases
?  Principle:                    R eference gas measurement
?  Measuring range absolute:     0...1.1 MPa
                                  (0...1100 kPa)
?  Output:                       floating change-over contact
?  Switch point:                 factory calibrated


    Main features
?  Exact switching following isochore at all temperatures
?  Excellent vibration resistance
?  No contact bouncing
?  Either stainless steel or aluminium/stainless steel probe
?  Independent, galvanically separated circuits

 

    Ordering information







    Specifications


    Main characteristics
    Principle:                   R eference gas measurement
    Measuring range absolute:    0...1.1 MPa(0...1100 kPa)
    Output:                      floating change-over contact
    Switch point:                factory calibration

 

   accuracy
    Reference pressure  2 MΩ
    Dielectric strenght:        2 kV terminal to ground
    Life time (mechanical)
      micro switch 20:          1 Mio. cycles
      micro switch 28:          10 Mio. cycles
    max. difference from the lowest to the highest
      switch point: 130kPa
    Switching differential typ.
      micro switch 20:          <15 kPa
      micro switch 28:           80 kPa:               <15 kPa


    Electrical connection
    Screwed cable gland:        see accessories
    Screw terminal:             plugable, 0.2...2.5 mm2


   environmental conditions
    Ambient temperature:        –40...+80°C
    Media temperature:          –40...+80°C
    Protection:                 IP67
    Humidity:                   max. 95% relative
    Vibration:
      @ min. 5 kPa distance from switch point no contact bouncing

      under 20...80 Hz:         4 g
    Vibration resistance:       100 Hz, 20g, 15 min.
    Shock:                      50g/ 11ms


    Mechanical data
    Material
      Measurement system
      Sensor:                   1.4435,1.4404, 1.4571
                                (AISI316L, AISI316)
        Filling:                  Gas
      Housing (density monitor): AIS i10Mg
    Screwed cable gland:         brass nickel plated
    Weight:                      ~ 800...1000 g
    Pressure connection:         1.4404 (AISI 316L)
                                 (see data sheet H72502)

 

   Electrical data switch





   Protection





   Dimensions







   Dimensions