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ASCO™ Series 290 Pressure Operated Piston Valve
The ASCO Series 290 is a pressure-operated, direct acting angle-body piston valve built for demanding applications.
Its straight-through body design is available in bronze or stainless steel. The valve is suitable for general service applications (air, inert gas, water, oil, and light slurries), plus steam, hot water, and auxiliary fluids within the food and beverage industry. Many optional features available including a visual/electrical position indicator or a stroke limiter.
ASCO™ Series 290 Pressure Operated Piston Valve

Specs

Valve Actuation
Motorized, Pneumatic - Air Pilot
Body Material
Bronze, Stainless Steel
Media
Aggressive Liquids/Gases, Air, Inert Gas, Fuel Oil, Hot Water, Light Oil, Oxygen, Steam, Water
Pipe / Port Size
1/2 "; 3/8 "; 3/4 "; 1 "; 1 1/4 "; 1 1/2 "; 2 "; 2 1/2 "
Port Type
NPTF
Function
2 way - 2/2 Normally Closed, 2 way - 2/2 Normally Open
Flow
From 2.0 Cv to 6.0 Cv, From 6.0 Cv to 14.0 Cv, Over 14.0 Cv
Operating Environment
Indoor, Outdoor
Standards / Regulations
RoHS, Type 4, Type 4X

Features

  • Proven durability in handling aggressive fluids such as steam, hot water, solvents, and light slurries
  • Optional features include position indication and proportional control
  • Rugged water-tight actuator made from tough fiber composite and protected with a double O-ring seal
  • Spring-loaded stem seal: FKM fluoroelastomer wiper keeps harmful grit way from the stem area for exceptional durability
  • Smooth stem movements guided by two oversized bearings for maximum reliability
  • Anti-water hammer design: fluid passes under the disc resulting in slower closure
  • Some versions are compatible with FDA CFR21 for food and beverage applications

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