8 Considerations for Selecting a Directional Control Valve

8 Considerations for Selecting a Directional Control Valve

The Pneumatic directional control valve manufacturer constancy is essential in any weighty mechanical application. Picking the right valve may be the most fundamental decision you’ll make concerning whether you will experience dissatisfaction, individual time, or breakdowns. Suitable valve assurance can help avoid possible business impedances, natural fiascoes, or even loss of life. 

Each considerable industry application and its working environment are unprecedented. To pick the most strong from different sorts of the directional control valves, you should consider all the variables of your specific application. Considering more than 25 years of contribution making the business’ most strong valves, our modelers at Airmax pneumatics have consolidated the going with examinations as a part of our proposed valve decision cycle:

1. Application Environment – Consider all suitable common concerns, which among others join the presence of buildup, soil, and bugs; environment and temperature; and the adaptability and transparency of the zone the valve will be used in. 

2. Media – Determine what media the valve will control, which could consolidate compacted air, pressure-driven oil, water, vaporous petroleum, or inactive gases. 

3. Working and Available Pressure – What are the base and most extraordinary weight necessities? Will the valve be pilot-worked, manual, or solenoid-pilot? If the last referenced, will it be inside coordinated (InPilot) or distantly guided (ExPilot)? 

4. Stream/Port Size and Location – It is vital for assembled the valve size regarding the stream factor (Cv) instead of the application. Different kinds of valves can have extensively fluctuating stream factors at a comparative port size. Port size isn’t the most exact way to deal with properly gauge a valve and every now and again prompts bigger than normal valves, additional material, pointless expense, and higher foundation costs. Totally ported inside stream zones ensure the best stream for the contrasting port (pipe) affiliation. 

5. Limit – Do you require a 2-or 3-position valve? For example, a 2-position valve is most customarily used to compress or depressurize a fluid power circuit. A 3-position valve plays out a comparable limit as a 2-position valve yet adds a third ability to an incited valve. The third limit happens when the directional control valve is in the center position. The most notable center positions are to a great extent ports blocked (APB) for miss the mark last applications, chamber ports open to drain, straight open to both chamber ports, and all ports open (APO). 

6. Kind of Operators – Know the essential voltage, current, zone request, and passage affirmation. Decide the sort of required electrical affiliation. Flying leads, DIN (Hirschman style) connectors and crossing point boxes are for the most part ordinary. Class F circle security is standard, while Class H is open for high-temperature applications. Power use is in like manner basic. Low-power solenoid twists are open in 1.8W, 0.85W, and 0.5W. 

7. Rule or Speed Control – Consider if pressure regulators, speed controls, stream control valves, just as check valves are fundamental for your application. 

8. Improved Functionality for Safety and Redundancy–Versa offers various decisions for overhauling steadfast quality and prosperity. For added prosperity, consider the Latching/Manual reset and the Shut Off Valve (SOV). Snaring manual reset valves are particularly suitable for applications where it is appealing or needed to genuinely reset or restart a structure. Close Off Valves give a plan pilot control circuit in a solitary valve for measures with various control signals. The inadequacy of either sign will make the valve move to the unactuated position. To add abundance, consider the Redundant Valve (RS). Abundance Valves give equivalent control circuits in a singular valve to avoid measure obstructions for help or dissatisfaction of a single control circuit. The two circles ought to be de-strengthened to move to the unactuated position. 

While very likely, not these examinations will be appropriate to your particular application, working through the entire cycle guarantees no material ones are missed. Additionally, by following this cycle, you can promise you are pondering all the colossal environmental components critical to pick a solid, illustrated, trustworthy valve for your precise application.


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