Port Size 1/8 to 1 Inch G1/8 to G1 Air Valve 2/2 Way Normally Closed Valve Used for Air Flow Control in Pneumatic Systems

Product Description:

The PU220 Series is a 2/2-way normally closed solenoid valve that operates on a direct-acting principle. It is designed to provide reliable ON/OFF control for various neutral fluids, including water, air, and light oil. Crafted with a sturdy brass body and featuring a spring-return mechanism, this valve can function effectively even at zero pressure differential. This characteristic makes it particularly suitable for applications that demand instant response under low-pressure conditions.

Thanks to its compact and lightweight design, the PU220 Series is easy to install in environments where space is limited. It is available with port sizes ranging from 1/8" to 1", and orifice sizes vary from 1.5mm to 25mm. This range ensures dependable performance with minimal leakage, allowing precise control of media in a variety of industrial settings.

The PU225 Series is a 2/2-way normally closed solenoid valve that operates on a pilot-operated mechanism. This series is tailored for controlling high-flow water, air, and light oil applications. It utilizes a pressure-assisted piston design that requires a minimum differential pressure of 0.05 MPa (0.5 Bar) to function effectively, making it ideal for large-diameter piping systems.

Constructed with a durable brass body and equipped with seals made from NBR, Viton, or EPDM, the PU225 Series provides excellent flow capacities and a long service life, even under demanding industrial conditions. Port sizes range from 3/8" up to 2", with orifice sizes reaching as large as 50mm. This valve series delivers superior CV values, ensuring maximum throughput in continuous-duty operations.

Features:

The PU220 Series operates with a direct acting, spring-return mechanism that enables function even at zero pressure differential (0 MPa). This design ensures responsive control without the need for minimum pressure to activate.

Featuring a compact and lightweight build, the PU220 series is ideal for installation in areas with limited space. Its small footprint allows easy integration into tight environments without compromising performance.

Constructed from durable forged brass, the valve body offers excellent corrosion resistance and structural strength. This ensures long-lasting reliability in various industrial applications.

To accommodate different media types, the PU220 series provides multiple seal options. Standard NBR seals come included, while FKM (Viton) and EPDM seals are also available for enhanced chemical compatibility.

The series offers a wide range of orifice sizes, ranging from 1.5mm to 25mm. This variety supports diverse flow requirements across different systems.

Voltage compatibility covers numerous options including AC220V, AC110V, AC24V, DC24V, DC12V, and others, providing flexibility in power supply.

Equipped with Class B coil insulation, the PU220 ensures stable operation and thermal durability. Additionally, the coil enclosure is rated IP65, offering protection against water and dust for reliable performance in harsh conditions.

Designed for continuous use, the PU220 Series supports a 100% duty cycle, preventing overheating during prolonged operation.

The PU225 Series features a pilot-operated, pressure-assisted design that requires a minimum differential pressure of 0.05 MPa (0.5 Bar) to function reliably. This makes it especially suitable for high-flow and large-diameter applications.

Its large orifice sizes, which can be as big as 50mm, deliver high flow capacity with exceptional CV values up to 48, ensuring maximum throughput for demanding systems.

Built with a durable brass body, the PU225 ensures superior mechanical strength and corrosion resistance, supporting long-term dependability.

To meet various media compatibility needs, the series offers multiple seal options including NBR, FKM (Viton), and EPDM seals.

This series can operate within a wide pressure range, from 0.05 MPa to 1.0 MPa (0.5 to 10 Bar), enhancing its versatility across different industrial scenarios.

Port sizes are available from 3/8" to 2", allowing flexible integration into a variety of system configurations.

The coil enclosure carries an IP65 rating, providing water and dust protection for reliable operation in challenging environments.

The PU225 Series is designed for horizontal mounting, optimizing its performance in system applications.

Like the PU220, the PU225 is rated for a 100% duty cycle, enabling continuous operation without risk of overheating.

Applications:

The PU220 Series is designed for direct-acting applications across various systems. It is commonly used in general water control tasks, including hot water circulation and water treatment processes. Its reliable performance makes it suitable for maintaining efficient water systems.

In compressed air systems, the PU220 Series serves pneumatic control lines and supports industrial automation functions. It ensures precise control and reliable operation in these environments.

The series is also applicable in light oil systems, particularly for oils with a viscosity below 50 CST, helping to regulate flow within industrial equipment efficiently.

Within HVAC systems, the PU220 Series manages heating and cooling water control, contributing to effective climate control in building services.

For industrial equipment, this series provides general fluid control capabilities in manufacturing and processing machinery, ensuring smooth operation.

Additionally, the PU220 Series is ideal for vacuum systems due to its zero-differential capability, making it particularly suited for vacuum-related applications.

The PU225 Series is a pilot-operated solution designed for more demanding applications. It is commonly used in water distribution, providing main water isolation and control across industrial pipelines.

This series supports large-scale water circulation and cooling in industrial water systems, delivering robust performance for extensive operations.

In compressed air systems, the PU225 Series handles high-flow pneumatic control and automation lines, catering to the needs of industrial settings requiring greater capacity.

Light oil control remains a key application, with the series suitable for handling oils below 50 CST in various industrial contexts.

The PU225 Series contributes to large-scale HVAC and building services by effectively managing water heating and cooling systems to maintain comfortable environments.

It also plays a crucial role in process plant utilities, overseeing utility water distribution and isolation to support continuous plant operations.

Finally, the series aids in water treatment applications by controlling flow within filtration and treatment systems, ensuring optimal water quality and treatment efficiency.

Support and Services:

Our Pneumatic Solenoid Valve product is backed by comprehensive technical support and services to ensure optimal performance and customer satisfaction. We provide detailed installation guides, operation manuals, and troubleshooting tips to help you get the most out of your valve.

Our technical support team is available to assist with product selection, system integration, and resolving any technical issues that may arise. We offer expert advice on compatibility, maintenance schedules, and performance optimization to enhance the longevity and efficiency of your pneumatic systems.

In addition, we provide repair and replacement services to minimize downtime and maintain your system’s reliability. Regular updates and firmware upgrades are also available for applicable models to keep your equipment up to date with the latest technology advancements.

For customized solutions, we offer consultation services to tailor the pneumatic solenoid valve specifications to meet your unique application requirements. Our commitment is to deliver high-quality support and services that help you achieve seamless operation and maximum productivity.

Packing and Shipping:

Product Packaging:

The Pneumatic Solenoid Valve is carefully packaged to ensure safe delivery and to prevent any damage during transportation. Each valve is individually sealed in an anti-static bag and placed in a sturdy, custom-fitted foam insert. The foam insert is then secured inside a durable cardboard box. Multiple boxes are packed into a larger carton with cushioning material to provide additional protection. All packaging materials are environmentally friendly and comply with international shipping standards.

Shipping:

We offer flexible shipping options for the Pneumatic Solenoid Valve, including air freight, sea freight, and express courier services. Shipping times vary depending on the destination and selected method. All shipments are carefully tracked, and customers receive tracking information once the order is dispatched. We ensure that all products are shipped with proper documentation and comply with relevant import and export regulations to guarantee smooth customs clearance.