The Asco 8290A390 Solenoid Valve is a pressure-operated, direct-acting angle-body piston valve optimized for rapid-cycling steam applications. Its robust design and high-temperature capabilities make it well-suited for demanding steam and hot water systems.
Technical Specifications
- Valve Type: Pressure Operated, Normally Closed, 2-Way
- Pipe Size: 1/2″ NPT
- Flow Factor (Cv):
- On/Off: 5.7
- Operating Pressure Differential:
- Min: 0 psi
- Max (Steam): 150 psi
- Air or Water Pilot Pressure:
- Min: Varies
- Max: 150 psi
- Maximum Fluid Temperature: 366°F (186°C)
- Construction:
- Body Material: Bronze
- 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
- High-Temperature: Ensures reliable operation in demanding steam systems.
- Durable Construction: Built to withstand demanding industrial environments.
- Position Indication: Optional visual/electrical indicators monitor valve status.
- Double O-ring Seal: Protects actuator internals, ensuring long life.
- Rapid Cycling: Allows for efficient and precise steam control.
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: Controls steam and hot water in CIP systems.
- HVAC & Steam Systems: Manages thermal flow in boilers and heat zones.
- Manufacturing & Automation: Regulates coolant, air, and oil in machinery.
- Automotive & Car Wash: Operates in hot, contaminated water systems.
- Chemical & Petrochemical: Controls aggressive fluids in batch or reactor processes.
Compliance and Approvals
- RoHS Compliant
- Type 4 Enclosure
- Type 4X Enclosure
Installation and Operational Notes
- Install with the actuator upright.
- Clean piping thoroughly before installation.
- Flush the system to clear debris.
- Inspect and clean internal parts regularly.
- Disconnect power before coil replacement.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
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