Product Description:
The ASCO solenoid valve lineup presents an extensive selection of high-performance valves, including 2/2-way, 3/2-way, and 5/2-way configurations. These valves are expertly designed to ensure reliable control of fluids and pneumatics across various sectors such as industrial automation, process management, and applications in hazardous environments.
Within this portfolio, customers can find different valve designs tailored to specific needs. Pilot-operated spool valves, represented by the 531, 551, 553, and 8551 series, are ideal for high-flow pneumatic applications. The 320 series offers direct-acting valves that provide dependable operation even without differential pressure. Additionally, the pilot-operated diaphragm valves in the 8210 and 8262 series serve general service requirements for controlling liquids and gases.
The product range accommodates port sizes from 1/4" up to 1" and is available with bodies made from materials like aluminum, brass, and stainless steel. This variety allows for effective use with clean air, inert gases, water, light oils, and even corrosive substances. Valve types include 2/2-way models that are either normally closed or normally open, universally designed 3/2-way valves, and 5/2-way models available as single or double solenoids featuring spring return or bistable mechanisms.
Notably, the 551 and 8551 series are equipped with a distinctive convertible flow plate. This innovative feature enables a single valve to operate either as a 3/2-way or a 5/2-way valve, providing flexibility in application.
Many valves in the ASCO range come with NAMUR mounting interfaces in accordance with the VDI/VDE 3845 standard, facilitating the direct attachment of actuators. Protection ratings vary between IP65, IP66, and IP67, ensuring durability under challenging conditions. For hazardous environments, explosion-proof options carry certifications like ATEX, IECEx, UL, and CSA. Moreover, low-power configurations are available for installations in remote or alternative power settings.
Recognized and trusted by industries around the globe, ASCO solenoid valves are known for their consistent, long-lasting reliability. They boast fast response characteristics and minimal internal leakage, making them a dependable solution for complex control systems.
Features:
Comprehensive Series Range
The product lineup includes a broad selection of series such as 531, 551, 553, 8320, 8210, 8551, 8262, and 320, designed to meet a variety of application needs across different industries.
Multiple Valve Configurations
These valves come in several configurations including 2/2-way options with normally closed or normally open states, 3/2-way universal valves, as well as 5/2-way valves featuring either single or double solenoid functions, providing versatile control solutions.
Convertible Flow Plate Design
A notable feature of the 551 series is its convertible flow plate, allowing easy transformation from a 3/2-way valve into a 5/2-way valve by simply replacing the flow plate, enhancing operational flexibility.
Variety of Body Materials
The valves are manufactured using multiple body materials including black anodized aluminum, brass, and stainless steel (316L). This diversity ensures excellent compatibility with different media and environmental conditions.
Wide Port Size and Thread Options
Port sizes range from 1/4" up to 1", with thread types available in G, NPT, and BSP standards, allowing seamless integration into existing systems.
NAMUR Mounting Interface
The valves feature a NAMUR mounting interface that enables direct actuator installation according to the VDI/VDE 3845 standard, simplifying assembly and maintenance.
Pilot-Operated and Direct-Acting Valves
For high-flow pneumatic applications, pilot-operated spool valves are offered, whereas direct-acting valves provide reliable operation even without differential pressure, catering to a variety of functional requirements.
Single & Double Solenoid Designs
The series includes both spring return (monostable) and bistable (dual solenoid) constructions, which enhance operational reliability and control flexibility.
High Flow Capacity
With flow rates reaching up to 700 liters per minute for 1/4" models and up to 3000 liters per minute for 1/2" models, these valves ensure efficient fluid handling in demanding applications.
Wide Operating Pressure Range
The pneumatic series operates effectively between 2 to 10 bar, while certain models are capable of handling pressures up to 24 bar for liquid service applications.
Broad Temperature Range
Standard valves operate reliably between -25°C and +60°C, with specialized Arctic versions available that perform down to -60°C for extreme environmental conditions.
Multiple Protection Classes
Protection ratings including IP65, IP66, and IP67 are available, ensuring robust defense against dust and water ingress.
Hazardous Area Certifications
The valves are certified for hazardous locations with approvals including ATEX, IECEx, UL, CSA, NEPSI, KOSHA, and InMetro, ensuring compliance with global safety standards.
Low-Power Operation
Designed to consume as little as 1.7 watts, these valves are ideal for remote installations and alternative power setups.
Pipeable Exhaust Ports
The inclusion of pipeable exhaust ports enhances protection against harsh environmental factors by directing exhaust flow away from critical areas.
Manual Override
Many models come equipped with a manual override feature, facilitating easy commissioning and maintenance without specialized tools.
Lead-Free and Drinking Water Compliant Versions
Certain configurations comply with the Safe Drinking Water Act requirements, offering lead-free options suitable for potable water systems.
SIL Certification
TÜV and EXIDA have certified the 551 and 553 series with Safety Integrity Levels SIL 2 (with hardware fault tolerance HFT=0) and SIL 3 (HFT=1), ensuring high functional safety for critical applications.
Technical Parameters:
| Brand |
ASCO |
| Port Sizes |
1/4" – 1" |
| Seal Material |
NBR / PUR |
| Voltage Options |
DC24V, AC110V, AC220V |
| Solenoid Type |
Single, Double |
| Function |
3/2~5/2, 3/2~5/2 Ex, 3/2 NC~5/2, 3/2 Universal |
| Valve Type |
Pilot-operated Spool Valve, Direct-acting |
| Body Material |
Brass, Aluminum, Stainless Steel |
This ASCO solenoid coil and solenoid valve coil product range features multiple technical parameters tailored for diverse industrial applications, ensuring reliable performance and compatibility.
Applications:
Pneumatic actuator control is achieved through direct NAMUR mounting on quarter-turn actuators, suitable for both double-acting and single-acting types. This precise control mechanism enhances the efficiency and reliability of actuator operations.
In the realm of industrial automation, these pneumatic control systems serve general-purpose functions across manufacturing and process automation environments. Their versatility makes them ideal for a wide range of applications.
Process control benefits significantly from these technologies by enabling effective valve actuation and fluid management within chemical, petrochemical, and hybrid industries. This ensures smooth and accurate process handling.
The oil and gas sector employs pneumatic control systems to manage liquid petroleum gases, such as propane, particularly in equipment like grain dryers, incinerators, and space heaters, optimizing safety and operational performance.
Water and wastewater treatment facilities rely on these controls for industrial water management, the operation of car wash equipment, and the management of treatment systems, promoting sustainable and efficient water use.
In pharmaceutical and food processing environments, pneumatic controls are implemented in clean room applications that require environmentally protected construction to maintain hygiene and comply with stringent standards.
HVAC and building automation systems utilize these controls to regulate air and water flow in heating, ventilation, and cooling systems, contributing to optimal indoor climate control and energy efficiency.
Packaging machinery benefits from pneumatic control systems by improving the handling and processing of materials, enhancing the speed and precision of packaging operations.
Air compressors and pumps are effectively managed through pneumatic controls, ensuring proper regulation and functionality of compressed air and pump systems in various industrial settings.
Commercial laundry and kitchen equipment employ these control solutions for efficient and reliable operation, catering to the demands of commercial and industrial environments.
For hazardous areas, explosion-proof and intrinsically safe pneumatic systems are available, designed to meet safety requirements for Zone 1, 2, 21, and 22 environments, thereby minimizing risks in volatile settings.
Remote and alternative power locations benefit from low-power pneumatic constructions tailored for solar, battery, and other remote installations, enabling control in off-grid scenarios.
Special versions of pneumatic control systems are designed for arctic environments, capable of operating reliably at temperatures as low as -60°C, addressing the challenges of extreme cold conditions.
Cryogenic applications utilize these systems to control liquid gases such as nitrogen, argon, and oxygen, ensuring safe and precise handling in ultra-low temperature processes.
Gas burners in commercial and industrial settings require high-pressure control, which is efficiently achieved through these pneumatic solutions, promoting effectiveness and safety.
Clean rooms benefit from environmentally protected valves equipped with pipeable exhausts, ensuring sensitive areas maintain their strict cleanliness standards.
Finally, chemical and hybrid industries are supported by a broad array of actuator piloting applications, enabling diverse and complex control requirements to be met with reliability.
Customization:
Our ASCO Solenoid Valve product, model SCG8551A001MS, offers comprehensive product customization services to meet your specific needs. Manufactured in CHINA and certified with CE, this valve combines reliability with quality assurance.
We provide a minimum order quantity of just 1 unit, with pricing available upon negotiation, ensuring flexibility for all customer sizes. Packaging is tailored to your requirements, using carton packaging or as specified by clients to guarantee safe delivery.
With a supply ability of 5000 pieces per month and a delivery time of 1-7 work days after payment, we ensure prompt fulfillment of your orders. Payment terms include T/T, Western Union, and Paypal for your convenience.
The valve body is available in brass, aluminum, or stainless steel materials, allowing you to choose the best option for your application. Function options include 3/2~5/2, 3/2~5/2 Ex, 3/2 NC~5/2, and 3/2 Universal configurations to suit diverse operational requirements.
Voltage options for the solenoid coil include DC24V, AC110V, and AC220V, providing compatibility with various electrical systems. Port sizes range from 1/4" to 1", accommodating different piping setups.
Our valve types include pilot-operated spool valves and direct-acting valves, ensuring optimal performance in your pneumatic or hydraulic systems. Whether you need an ASCO solenoid coil, solenoid valve coil, or ASCO pilot coil, we offer customized solutions to fit your technical specifications.
Choose our ASCO Solenoid Valve customization services for a high-quality, versatile product tailored precisely to your industrial needs.
Support and Services:
ASCO solenoid valves are designed to provide reliable and efficient fluid control solutions for a wide range of industrial applications. Our technical support team is dedicated to assisting customers with product selection, installation guidance, troubleshooting, and maintenance recommendations to ensure optimal performance and longevity of your ASCO solenoid valve.
For installation, it is important to follow the specific guidelines provided in the product manual, including proper orientation, electrical connections, and pressure ratings. Always verify compatibility with the media and operating environment to prevent damage and ensure safety.
In case of operational issues, common troubleshooting steps include checking electrical supply and coil resistance, inspecting for debris or blockages in the valve, and verifying that the valve is receiving the correct control signals. Regular maintenance such as cleaning and periodic inspection can help prevent failures and extend the valve's service life.
ASCO also offers a range of replacement parts and accessories to support your maintenance needs. Our technical specialists are available to provide detailed product information and assist with custom configurations or special requirements.
For comprehensive support, please refer to the detailed product documentation and technical resources available on the ASCO website. Utilizing these resources along with expert advice ensures you get the maximum benefit from your ASCO solenoid valve.
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