The Asco 8290A032 Solenoid Valve (8290A032) is a high-capacity, pressure-operated, normally open angle-body valve with a 63 mm operator and under-disc entry. Designed to discharge significant volumes of process media under demanding thermal loads, this valve ensures reliability across high-pressure water, steam, and utility circuits.
Technical Specifications
- Valve Type: Pressure Operated, Normally Open, 2-Way
- Pipe Size: 1 1/2″
- Flow Factor (Cv):
- On/Off: 52
- Operating Pressure Differential:
- Min: 0 psi
- Max (Fluids): 160 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
- High-Volume Flow Capability: Designed for rapid media evacuation.
- Under-disc Fluid Entry: Prevents pressure shock during closure.
- Contaminant-Resistant Seal: FKM wiper blocks grit ingress.
- Encapsulated Actuator Housing: Withstands harsh washdown environments.
- Precision Stem Guidance: Dual bearings ensure alignment and lifespan.
Compatible Components and Related Parts
- ASCO 8290 Compact Positioner
- ASCO 8290 Signaling Box
- ASCO 8290 Linear Position Indicator
- ASCO 8290 Stroke Limiter
Industry Applications
- Steam Control Systems: Handles condensate, discharge, and isolation.
- Sanitary Processing: Integrated in thermal loops and wash systems.
- Water Treatment Plants: Manages thermal purge and flow bypass.
- Chemical Reactors: Relieves pressure and directs hot effluent.
- Food Plant Utilities: Coordinates hot water and vapor circuits.
Compliance and Approvals
- RoHS Compliant
- NEMA Type 4 (Watertight)
- NEMA Type 4X (Corrosion-Resistant)
Installation and Operational Notes
- Install with the actuator in an upright position.
- Match the pilot supply to the service conditions.
- Do not obstruct the valve exhaust outlet.
- Use filtered pilot air or water supply.
- Torque threaded joints per valve guidelines.
Series Catalog
Asco 8290 Angle Body Multi-purpose Valves
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