The Asco 8290A389 Solenoid Valve is a pressure-operated, normally open angle-body piston valve with entry under the disc. It is designed with a high Cv of 15 and supports rapid discharge and large volume transfer. This valve is commonly installed in CIP feed loops, sterilization units, and hot utility drops across beverage, dairy, and pharmaceutical processing lines.
Technical Specifications
- Valve Type: Pressure Operated, Normally Open, 2-Way
- Pipe Size: 1″ NPT
- Flow Factor (Cv):
- On/Off: 15
- 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: 50 mm
Key Features and Functionality
- Proven Durability: Reliable performance in handling aggressive fluids.
- Position Indicator: Optional proportional control for precise modulation.
- Dual Bearing Guidance: Oversized bearings ensure stable stem movement.
- Spring-loaded Seal: FKM wiper prevents grit contamination efficiently.
- Anti-water Hammer: Eliminates pipe shocks by controlling flow velocity.
Compatible Components and Related Parts
- ASCO 8290 Compact Positioner
- ASCO 8290 Signaling Box
- ASCO 8290 Linear Position Indicator
- ASCO 8290 Stroke Limiter
Industry Applications
- CIP Systems: Supply control in recirculation loops.
- Pharmaceutical Clean Utilities: Fail-open for rinse piping and tanks.
- Food Sanitation Lines: High-volume hot water distribution.
- Dairy Plant Skids: Flow regulation in heated loops.
- Personal Care Manufacturing: Utility feed for washdown operations.
Compliance and Approvals
- RoHS Compliant
- Enclosure Rated: Type 4, Type 4X
Installation and Operational Notes
- Install the valve upright to optimize actuator performance.
- Ensure piping is free of scale and debris.
- A flush system is used to protect the sealing surfaces and seat.
- Periodically inspect for wear from steam or slurries.
- Use the correct coil type for electrical compatibility.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
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