The Asco 8290A492 Solenoid Valve offers durable fluid handling for steam, hot water, solvents, and light slurries in high-capacity, normally open service. Its rugged fiber composite actuator is sealed with dual O-rings and protected by an FKM wiper, while the straight-through bronze body ensures unimpeded media flow.
Technical Specifications
- Valve Type: Pressure Operated, Normally Open, 2-Way
- Pipe Size: 2 1/2″ NPT
- Flow Factor (Cv):
- On/Off: 130
- Operating Pressure Differential:
- Min: 0 psi
- Max (Fluids): 240 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: Under 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: 125 mm
Key Features and Functionality
- Fail-Open Operation: Maintains flow during power interruption.
- Oversized Cv Capacity: Efficiently handles bulk discharge volumes.
- Straight-Through Flow Path: Minimizes restriction in high-flow circuits.
- Actuator Protection: Fiber-reinforced housing with dual sealing system.
- Optional Feedback Kits: Supports stroke limiter and position sensors.
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: Used in open-loop drain and washdown headers.
- Manufacturing: Relieves excess heat or coolant from production lines.
- Automotive/Car Wash: Directs rinse water to discharge safely.
- HVAC/Steam: Opens flow path for thermal expansion control.
- Chemical Processing: Vent or bypass valve in auxiliary circuits.
Compliance and Approvals
- RoHS Compliant
- Type 4 Enclosure
- Type 4X Enclosure
Installation and Operational Notes
- Orient the actuator vertically for gravity-assisted drainage.
- Debris-free piping ensures longer seal life.
- Use minimal thread compound to prevent internal fouling.
- Flush the valve body after installation to remove residue.
- Isolate power and match coil specs before service.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
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