Fieldbus Valve Positioner

Instrumentation and Control - Energy

Figure 15. Gate valve 34 Figure 16. Relief valve 36 Figure 17. Electric Solenoid Actuator 38 Figure 18. Typical piston actuators 39 Figure 19. Diaphragm actuator 40 Figure 20. Valve and actuator configurations 41 Figure 21. Direct acting actuator and reverse acting control valve 42 Figure 22. Centrifugal pump 43 Figure 23. Mechanical seal 44 ...

  Valves