Tag Archives: control valve

Air to Close

An increase of air supply pressure to the actuator will make the main valve to close. In case there is no air supply pressure to the actuator, the main valve will open or referred as Fail Open.

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Travel Stop

Travel stop is an optional part of control valve and is used to limit the valve opening. When using travel stop. the maximum valve opening is set to a value so that valve can only open to pre-set travel, hence … Read More

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Emerson Process

Whether you’re looking for measurement and analytical devices, valves and final control elements, or systems and software, Emerson’s technology know-how and application experience enable us to develop products and solutions that deliver the proven performance and reliability our customers expect. … Read More

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Yoke is part of the actuator which is connecting to the main body valve. Yoke is also a place to mount valve accessories such as air pressure regulator, positioner, etc.

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