The Asco 8290A642 Solenoid Valve is a normally closed, angle-body valve featuring a bronze body and a large 125 mm actuator. It is built for secure shut-off in high-pressure utility and process systems. Its CV of 34 and under-disc flow configuration supports a stable, low-impact closure in steam, rinse water, and auxiliary lines.
Technical Specifications
- Valve Type: Pressure Operated, Normally Closed, 2-Way
- Pipe Size: 1 1/4″ NPT
- Flow Factor (Cv):
- On/Off: 34
- Proportional: 34
- Operating Pressure Differential:
- Min: 0 psi
- Max (Fluids): 240 psi
- Max (Steam): 150 psi
- Air or Water Pilot Pressure:
- Min: 60 psi
- 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
- Reliable Shutoff: Maintains closed position until pilot pressure activates the actuator.
- Bronze Body Design: Durable construction for utility-grade fluids and process media.
- Under-Disc Flow: Enables stable closure with reduced water hammer effects.
- High Pressure Handling: Operates effectively in systems up to 240 psi.
- Control Ready: Compatible with stroke limiter and position feedback 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: Regulates hot water and steam to CIP manifolds.
- HVAC & Steam: Isolates high-pressure thermal loops for maintenance or control.
- Manufacturing: Shuts off rinse or utility supply during equipment downtime.
- Car Wash Systems: Controls injection points for detergent or rinse fluids.
- Chemical Processing: Provides mainline cutoff in drain and washdown circuits.
Compliance and Approvals
- RoHS Compliant
- Type 4 Enclosure (NEMA)
- Type 4X Enclosure (NEMA)
Installation and Operational Notes
- Install the valve in a vertical orientation to support the actuator drainage.
- Verify that the pilot air supply meets minimum operational requirements.
- Flush system piping thoroughly before initial valve operation.
- Confirm electrical specifications before coil energization.
- Perform routine maintenance in steam or high-particulate systems.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
We ship this product worldwide! Delivery is normally stock.
Request a Quote now or call us at 1-800-755-2883 for expert assistance.