The Asco 8290A026 Solenoid Valve (8290A26) is a normally open, bronze angle-body valve designed for compact, high-reliability service in thermal and rinse utility lines. This design features a Cv of 5.7 and an entry positioned below the disc, which allows for stable flow and minimal shock during closure.
Technical Specifications
- Valve Type: Pressure Operated, Normally Open, 2-Way
- Pipe Size: 1/2″ NPT
- Flow Factor (Cv):
- On/Off: 5.7
- 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: 63 mm
Key Features and Functionality
- Fail-Open Design: Keeps the line flowing during system failure.
- Compact Actuator Size: Ideal for space-constrained setups.
- Stable Flow Control: Under-disc entry minimizes water hammer.
- Versatile Media Use: Suitable for steam, rinse water, and cleaning fluids.
- Signal Kit Compatible: Can integrate with indicator and limiter accessories.
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: Provides open-path drainage for CIP manifolds.
- HVAC Systems: Functions as a vent valve in thermal networks.
- Manufacturing: Bypasses or drains coolant from compact equipment.
- Pharma Utilities: Controls rinse flow from heated tanks.
- Washdown Systems: Supports passive flow in safety circuits.
Compliance and Approvals
- RoHS Compliant
- Type 4 Enclosure
- Type 4X Enclosure
Installation and Operational Notes
- Position the valve upright for proper actuator function.
- Flush the line thoroughly before startup.
- Avoid excess sealant on threads.
- Verify coil voltage and disconnect before service.
- Check for debris that may affect seat integrity.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
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