Pneumatic Drive – Type PD
Flow Control, On/Off, Emergency shut-down and different safety operations.
Design without hydraulic emergency function.
Drive directly with compressed air up to 10 bar . On request possible direct drive with natural gas, carbon dioxide, nitrogen or noble gases or directly with flow medium.
Direct drive with flow medium is excellent solution to getting of different automatic valve functions.
Very reliable operating in the most difficult working conditions. Simple drive mode and valve design provides a very wide area of application from cryogenic areas to hot steam.
Feedback system to valve openness control as a internal and external type ( INCP , EXCP ) .
Drive combinations: Single acting with options fail to close or fail to open and double acting.