Posted by Electric Solenoid Valves on Jun 27th 2023
What are Pneumatic Solenoid Valves?
What Are Pneumatic Solenoid Valves? How They Work, Types, and Applications
Pneumatic valves are an important component of any pneumatic system. They are used to control the pressure, rate, and amount of air that moves through the system. These valves typically work by using compressed air as a power source to actuate a specific element within the valve, such as a spool or a piston.
Once actuated, the movement of this internal component changes the configuration of the valve, directing the flow of air within the system. Depending on the specific type of valve, this change could involve starting or stopping the flow, controlling its direction, or adjusting its speed or pressure.
Changing the air flow this way within the pneumatic system can then be used to drive different types of mechanical motion. This could include moving parts within a machine, lifting heavy loads, or controlling tools in an automated assembly line.
Our Pneumatic Solenoid Valve Lineup
Our line of pneumatic solenoid valves all share identical core specifications, with slight variations among individual models, allowing for our customers’ wide range of applications and needs.
Each valve is manufactured with high-quality aluminum alloy. This provides optimal strength and durability, and the NBR O-Ring seals further enhance the valves' performance, ensuring continuous airtight connections.
They are all designed to be suitable for clean air with a 40-micron filter. This reduces the chances of valve blockage or damage from debris. Each of our pneumatic valves operates on a single solenoid with an air return mechanism, creating a powerful and efficient operation cycle.
Moreover, all of our pneumatic solenoid valves come with a coil duty of 100% ED Continuous (Max. 5 Cycles/Sec.), ensuring optimal power efficiency. They can operate within a temperature range of -4° - 158°F, have a pressure range of 22 - 116 PSI, and require no lubrication.
Each of our valves also comes with either a 110VAC or 24V DC coil voltage option, giving you the flexibility to choose a product that is in sync with your existing systems.
Pneumatic Solenoid Valve Model Specifications
| Port size (NPT) | 3-Way, 2-Position | 5-Port (4-Way), 2-Position | Cv |
|---|---|---|---|
| 1/8" | 1/8" 3 Way, 2 Position Pneumatic Solenoid Valve | 1/8" 5 Port (4 Way), 2 Position Pneumatic Solenoid Valve | 0.67 |
| 1/4" | 1/4" 3 Way, 2 Position Pneumatic Solenoid Valve | 1/4" 5 Port (4 Way), 2 Position Pneumatic Solenoid Valve | 0.89 |
| 3/8" | 3/8" 3 Way, 2 Position Pneumatic Solenoid Valve | 3/8" 5 Port (4 Way), 2 Position Pneumatic Solenoid Valve | 1.68 |
| 1/2" | 1/2" 3 Way, 2 Position Pneumatic Solenoid Valve | 1/2" 5 Port (4 Way), 2 Position Pneumatic Solenoid Valve | 2.79 |
| Typically drives | Single-acting (spring-return) cylinders | Double-acting cylinders | — |
All models: 22–116 PSI, -4 to 158°F (no freezing), aluminum alloy body, NBR O-ring seals, 110V AC or 24V DC coil. Use clean, filtered air (40 micron).
FAQ (Frequently Asked Questions)
How Do Pneumatic Solenoid Valves Differ From Other Solenoid Valves?
All solenoid valves work based on the same principle. An electric current passes through a solenoid coil, creating a magnetic field that moves a plunger to control the flow media in the system. Pneumatic solenoid valves specifically control the flow of air or gas. Other solenoid valves might be designed to control the flow of liquid, oil, or other types of gases.
Do Pneumatic Valves Require Regular Maintenance?
Like all mechanical components, pneumatic valves benefit from regular maintenance, though they are well known for being very low maintenance. This could include routine inspections, cleaning, and replacement of worn-out components. Proper maintenance can help extend the life of the valve, improve its performance, and reduce the risk of unexpected breakdowns.
Still Have Questions?
Our team of valve experts is always available to answer any questions you might have about this product offering or any of our other valve and automation products. We’re just a phone call, email, or website chat away!