| 摘要 |
<p>Valve actuator system and a system for operation of valves, which valve comprises a valve housing, which valve housing comprises at least one inlet and at least one outlet, which valve housing further comprises a valve closing element, which valve element is mechanical connected to a valve actuator, which valve actuator comprises at least one piston, which piston is moved in a housing by a pressurized fluid in at least one direction, which valve actuator is connected to a control valve which control valve regulates a flow of a liquid medium from a pressure source to a first cavity chamber in the hosing of the valve actuator where the valve is a sanitary valve primarily for regulation of a flow of Fluid food, which valve actuator is activated by a liquid medium.</p> |
