The Asco 8290A401 Solenoid Valve is a pressure-operated, normally closed angle-body piston valve with entry above the disc, which is ideal for rapid cycling and frequent actuation. It features a 1″ NPT stainless steel body and a 50 mm actuator, providing high Cv performance for clean utilities and thermal processes.
Technical Specifications
- Valve Type: Pressure Operated, Normally Closed, 2-Way
- Pipe Size: 1″ NPT
- Flow Factor (Cv): On/Off: 15
- Operating Pressure Differential:
- Min: 0 psi
- Max (Steam): 150 psi
- Air or Water Pilot Pressure:
- Min: IV (Varies)
- Max: 150 psi
- Maximum Fluid Temperature: 366°F (186°C)
- Construction:
- Body Material: Stainless Steel
- Disc Entry: Above the Disc
- Disc Material: Brass
- Disc Seal: PTFE
- Stem Material: 431 Stainless Steel
- Stuffing Box: Brass
- Stuffing Box Seal: PTFE Chevron
- Wiper Seal: FKM
- Operator Size: 50 mm
Key Features and Functionality
- Angle-Body Flow Design: A straight-through path reduces pressure loss.
- Pressure-Operated Actuation: Suitable for demanding service cycles.
- Steam Service Rated: Handles high-temperature condensate and vapor.
- All-Stainless Construction: Withstands corrosive and washdown environments.
- Optional Stroke Control: Compatible with stroke limiter and indicators.
Compatible Components and Related Parts
- ASCO 8290 Compact Positioner
- ASCO 8290 Signaling Box
- ASCO 8290 Linear Position Indicator
- ASCO 8290 Stroke Limiter
Industry Applications
- Food & Beverage: Regulates CIP discharge and hot water recirculation loops.
- Manufacturing & Automation: Provides rapid cycling for coolant return lines.
- HVAC & Steam Systems: Isolates flow in high-pressure heating circuits.
- Automotive & Car Wash Systems: Controls high-flow rinse and washdown stations.
- Chemical & Petrochemical: Modulates delivery in batch fluid transfer systems.
Compliance and Approvals
- RoHS Compliant
- Type 4, Type 4X Enclosure Rated
- For Stainless Steel (316) Pilot and Exhaust Port Fittings, add suffix SS
Installation and Operational Notes
- Mount the valve upright for optimal condensate drainage.
- Avoid sealant on the first pipe threads.
- Flush the system thoroughly after installation.
- Match coil voltage before energizing the unit.
- Schedule internal inspection for scale or wear.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
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