3-Way Solenoid Valves

ASCO 3-way solenoid valves are versatile solutions for controlling fluid and gas flow in industrial applications. These valves are commonly used with spring-return actuators to regulate airflow or liquids. Available in direct-acting or pilot-operated configurations, they offer precise control and efficient operation. Constructed from durable materials like brass or stainless steel, they ensure long service life and minimal leakage. With operating temperatures ranging from -40°F to 125°F (-40°C to 52°C), they are suitable for diverse environments. Certifications such as CSA and UL guarantee safety and reliability, making them ideal for applications in HVAC, medical equipment, and pneumatic systems, providing a reliable and efficient control solution.

4-Way Solenoid Valves

ASCO 4-way solenoid valves are designed for precise control over two separate ports, ideal for double-acting actuators in industrial automation. These valves efficiently manage the flow of air or fluids, ensuring smooth operation in applications requiring directional control. Built with durable materials like brass or stainless steel, they offer long-lasting performance and minimal leakage. With CSA and UL certifications, they meet rigorous safety standards. Suitable for various environments, these valves provide reliable and efficient control solutions for complex systems, ensuring optimal performance and durability in demanding industrial settings.

Proportional Solenoid Valves

ASCO proportional solenoid valves offer precise control of fluid or air flow in response to variable electrical input signals. Designed for applications requiring fine-tuned adjustments, these valves provide proportional flow rates, enabling smooth transitions and accurate control. Available in direct-acting or pilot-operated configurations, they are suitable for industrial automation, HVAC, and medical equipment. Constructed from durable materials like brass or stainless steel, they ensure long service life and minimal leakage. With CSA and UL certifications, these valves meet strict safety standards, making them ideal for demanding environments where precise control and reliability are essential.

Applications of ASCO Solenoid Valves

• Industrial automation
• Heating, ventilation, and air conditioning (HVAC)
• Food and beverage processing
• Medical equipment
• Boilers and pumps
• Corrosive and high-pressure environments

Industrial Automation

ASCO solenoid valves are integral to industrial automation, providing precise control of pneumatic actuators and fluid systems. They are designed to handle high-pressure and corrosive environments, ensuring reliable operation in demanding applications. With compact designs and energy-efficient coils, these valves minimize power consumption while maintaining high performance. Ideal for material handling, assembly lines, and process control, ASCO valves offer durability and low maintenance. Their explosion-proof options further enhance safety in hazardous industrial settings. Available in various sizes (1/8 to 2 NPT), they cater to diverse automation needs, ensuring consistent and efficient system operation across industries.

Heating, Ventilation, and Air Conditioning (HVAC)

ASCO solenoid valves play a crucial role in HVAC systems by controlling airflow, water, and steam flow. Their compact, energy-efficient designs ensure precise temperature and humidity regulation. Ideal for large-scale HVAC applications, these valves operate reliably in harsh environments. With models like the 8262 and 8316 series, they offer compatibility with air, water, and inert gases, making them suitable for heating and cooling systems. Their leak-tight construction and durable materials ensure long-term performance, while explosion-proof options enhance safety in hazardous HVAC settings. This makes ASCO valves a preferred choice for maintaining consistent and efficient climate control in commercial and industrial buildings.

Food and Beverage Processing

ASCO solenoid valves are widely used in food and beverage processing for precise control of liquids, gases, and steam. Their sanitary designs ensure cleanliness and compliance with food safety standards. Valves like the 8316 series offer corrosion-resistant materials, ideal for harsh environments. With low power consumption and explosion-proof options, they enhance efficiency and safety in processing lines. Compact and leak-tight designs minimize contamination risks, while proportional control models provide accurate flow regulation. ASCO valves are essential for maintaining hygiene and operational efficiency in food production, ensuring reliable performance in demanding applications.

Medical Equipment

ASCO solenoid valves play a critical role in medical equipment, ensuring precise control of gases and fluids. Designed for safety and reliability, they are used in oxygen supply systems, anesthesia machines, and patient monitoring devices. Valves like the 8316 series offer low power consumption and explosion-proof designs, crucial for medical environments. Constructed from materials like brass or stainless steel, they meet stringent hygiene standards. ASCO valves also support proportional control for exact flow regulation in sensitive applications. Their durability and compliance with safety certifications make them essential for reliable operation in life-critical medical systems, ensuring patient safety and equipment performance.

Boilers and Pumps

ASCO solenoid valves are integral to boiler and pump systems, ensuring precise control of steam, water, and fuel flow. Their durable construction and high-pressure ratings make them ideal for demanding environments. In boilers, they regulate feedwater and fuel supply, optimizing efficiency and safety. For pumps, solenoid valves enable smooth start/stop operations and prevent water hammer. Models like the 8316 series offer explosion-proof designs, critical for hazardous areas. With low power consumption and compact designs, ASCO valves minimize energy use while maintaining reliability. Their robust materials, such as brass or stainless steel, ensure longevity in harsh conditions, making them a trusted choice for industrial boiler and pump applications.

Corrosive and High-Pressure Environments

ASCO solenoid valves excel in corrosive and high-pressure environments due to their robust construction and specialized materials. Designed with stainless steel or resilient seals, they withstand harsh chemicals and extreme conditions. High-pressure models, like the 8316 series, offer explosion-proof designs, ensuring safety in hazardous areas. These valves maintain precise control over fluids and gases, even in demanding industrial settings. Their compact, leak-tight assembly minimizes potential failure points. With certifications like ATEX and IECEx, ASCO valves are trusted for reliability and durability in severe applications, making them ideal for oil, gas, and chemical processing industries where performance and safety are critical.

Technical Specifications

ASCO solenoid valves feature robust materials, high pressure ratings, and precise flow control. They offer versatile electrical options and meet global certifications like CSA and UL for safe operation.

Materials of Construction

ASCO solenoid valves are crafted from high-quality materials, including brass, stainless steel, and resilient polymers like NBR, ensuring durability and compatibility with various fluids. Brass bodies offer excellent corrosion resistance, while stainless steel provides enhanced strength for demanding environments. The valves feature epoxy-encapsulated solenoids and sealed constructions, minimizing leakage risks. These materials are selected to withstand harsh conditions, including high-pressure and corrosive applications, while maintaining precise control over fluids and gases. The use of certified materials ensures compliance with global standards, making ASCO valves reliable for industrial, food processing, and medical applications. Their robust construction guarantees long service life and minimal maintenance.

Pressure Ratings and Flow Rates

ASCO solenoid valves offer versatile pressure ratings, accommodating a range of applications. Models like the 8262 and 8263 feature pressure differentials from 10 to 150 psi, with flow factors (Cv) ranging from 0.08 to 8.0. The 8316 series excels in high-pressure scenarios, ensuring precise control. These valves are designed for both air/inert gas and liquid applications, with flow rates tailored to specific requirements. Their robust construction and precise engineering enable consistent performance across varying pressure demands, making them suitable for industrial automation, HVAC systems, and corrosive environments. This adaptability ensures optimal functionality in diverse operational conditions while maintaining reliability and efficiency.

Electrical Requirements

ASCO solenoid valves operate on a range of voltages, including 12-24V DC and 24-120V AC/DC, ensuring versatility in electrical systems. Models like the 8262 and 8263 series are designed for low power consumption, drawing as little as 1.2 watts for DC and 1.5 watts for AC, minimizing energy use. Explosion-proof designs are available for hazardous environments, meeting CSA and UL certifications. These valves are compatible with both single and dual solenoid configurations, offering flexibility for different control needs. Their efficient electrical requirements make them suitable for applications requiring reliable, energy-saving performance across industrial and commercial settings.

Operating Temperature Ranges

ASCO solenoid valves are designed to operate within specific temperature ranges to ensure optimal performance. For AC solenoids, the nominal ambient temperature range is typically -40°F to 125°F (-40°C to 52°C), while DC solenoids operate between -40°F to 104°F (-40°C to 40°C). Explosion-proof models may have slightly narrower ranges, such as -40°F to 125°F (-40°C to 52°C) for AC and -40°F to 104°F (-40°C to 40°C) for DC. These valves are suitable for various environments, including hazardous areas, ensuring reliable operation across diverse applications and conditions.

Approvals and Certifications

ASCO solenoid valves meet stringent international standards, ensuring compliance with safety and performance requirements. They are CSA certified, UL listed, and comply with CE directives. Select models are ATEX and IECEx certified for use in hazardous areas. Certain valves are certified to SIL 2 and SIL 3 standards, ensuring functional safety in critical applications. Explosion-proof designs further enhance their suitability for high-risk environments. These certifications ensure reliability, durability, and adherence to global safety norms, making ASCO valves a trusted choice for industrial and hazardous applications worldwide.

Installation and Maintenance

Proper installation ensures optimal performance and longevity. Regular maintenance, including cleaning and inspecting components, is essential. Troubleshooting common issues helps prevent operational downtime and extends valve life.

Installation Guidelines

Proper installation is crucial for optimal performance. Ensure the valve is mounted correctly, considering ambient temperature ranges (e.g., -40°F to 125°F for AC). Use compatible pipe threads (1/8″ to 1/2″) and materials (brass or stainless steel). For Explosion-Proof (EF) models, follow hazardous area regulations. Connect coils correctly, noting wattage differences for AC (1.5W) and DC (1.2W). Refer to ASCO’s installation guides for specific configurations, such as direct-acting or pilot-operated valves. Always follow safety protocols and consult technical manuals for precise instructions.

Maintenance Tips

Regular maintenance ensures optimal performance. Clean the valve and coil to prevent debris buildup. Lubricate moving parts periodically to reduce wear. Check electrical connections for tightness and damage. Inspect solenoid coils for wear and replace if necessary. Ensure ambient temperature ranges (-40°F to 125°F for AC) are maintained. For Explosion-Proof models, verify compliance with certifications like CSA and UL. Refer to ASCO’s maintenance guides for specific valve types, such as direct-acting or pilot-operated. Always follow safety protocols and manufacturer recommendations to extend valve longevity and reliability.