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Ross Asia No.2151B2002(21 series) Inline poppet valve with extended temperature range

Made in Japan
Manufacturer : Ross Asia
Model : No.2151B2002(21series)

Features

  • 1/4″ to 1 1/2″ port sizes
  • 2, 3, or 4-way valve
  • Hot and cold applications
  • Easily adapted for vacuum service
  • Extreme temperature range options up to 300°F (150°C) on pressure control models Down to -40°F (-40°C) with Buna-N seals

Specifications

Explanation 21 Series Cryogenic 2/2 Single Pilot Valve, Normally Closed, 1/4″ NPT (In-Out)
Valve type Direction control
Series 21
Actuation Air pressure
Function 2/2 Single pilot
Initial position Normally closed
Return Spring
Thread type NPT
Inlet pipe size 1/4″
Outlet pipe size 1/4″
Construction Poppet
Attachment In line
Pilot type External
Size 03-Aug
Average resume 2.3
Duty class Continuous work
Fluid medium Filtered air
Working pressure 30-150 psig (2-10 bar)
Minimum pilot supply Above inlet pressure
Length 3.56 inches (90mm)
Width 3.11 inches (79mm)
Height 3.71 inches (94mm)
Weight 1.8 lbs (0.8 kg)
Valve body material Cast aluminum
Poppet/spool material Aluminum and stainless steel
Seal material Fluorocarbon
Application Low temperature
Ambient temperature -40 to 120F (-40 to 50C)
Medium temperature -40 to 175F (-40 to 80C)

 

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