Classic 21 Series 2156B7002

 

 

  • ¼” to 1 ½” Port Sizes
  • 2, 3 or 4-way valves
  • High Temperature and Low Temperature Applications
  • Readily Adaptable to Vacuum Service
  • Extreme Temperature Range Options including up to 300° F (150° C) for pressure controlled models and down to -40° F (-40° C) with Buna-N Seals

Need Help? No Problem!

Technical & Customer Service

+44 (0)1254 872277

Need Help? No Problem!

Technical & Customer Service

+44 (0)1254 872277


Product Information

Valve Type Directional Control
Series 21
Actuation Pneumatic
Return Spring
Thread Type NPT
Construction Poppet
Mounting Inline
Pilot Type External
Duty Rating Continuous Duty
Fluid Media Filtered air
Operating Pressure 30 to 150 psig (2 to 10 bar)
Pilot Supply Minimum Equal to or greater than inlet pressure
Valve Body Material Cast Aluminum
Poppet/Spool Material Aluminum and Stainless Steel
Seal Material Fluorocarbon
Application Low Temperature
Default Position Normally Open
Ambient Temperature -40 to 120 F (-40 to 50 C)
Media Temperature -40 to 175 F (-40 to 80 C)
Function 4/2 Single Pilot
Exhaust Pipe Size 1-1/2"
Size 1-1/4
Height 7.49 in (190 mm)
Width 6.49 in (165 mm)
Inlet Pipe Size 1-1/4"
Outlet Pipe Size 1-1/4"
Length 4.31 in (110 mm)
Weight 12.0 lb (5.4 kg)
Cv (1-4) 21.0
Cv (4-3) 27.0
Cv (1-2) 21.0
Cv (2-3) 27.0