Difference between single acting and double acting solenoid valve

Normally a control valve is refer to by it's fail position. This means what position will the valve move to should the supply air or control signal to the . Since the question about operation has come up within a different thread (about wiring them), hopefully the following explains how the valves . Sep 20- single-acting-vs-double-acting-control-valve-actuators. Sep 20- Knowing the Difference Between Spring Return and Double Acting. Reciprocating engine cylinders are often classified by whether they are single- or double-acting. Gas engines require little or no compression of their charge, in comparison to petrol or compression-ignition . Information about Solenoid Valves : The Different Types Explained at FrightProps.

Used to operate single acting cylinders or as a simple device to blow air. Required to operate double acting cylinders. So by having the spring on top or bottom of the actuator piston will we determine if it will be an FO or an FC valve. This kind of valve is also called single acting . It is a Grove valve, with double acting cylinder: air to open and air to close. Replace the cylinder with a single-acting spring return.

Double Acting (air to air) and Single Acting (spring return), 90° operation. Double Acting and Spring Return Pneumatic.