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3/4 Inch Ports

Features
  • Poppet elastomer seals made of Viton®
  • Stainless Steel Construction
  • Manual or Electropneumatic Operation
  • Air-open / spring-close air cylinder
  • For Standard and Optional features go to Introduction


Specifications
Material
 Flanges 304ss
 Valve Body 304ss
 Air Cylinder Teflon® coated Aluminium
 Actuator Seal
AM-350 welded bellows
 Gaskets, Bonnet OFE Copper or Viton® elastomer
 Gaskets, Poppet Viton® or Kalrez® 4079 elastomer
 Gaskets, pneumatic actuator
Viton® elastomer
 Bolts  300 Series stainless steel
Electropneumatic Actuator
 Air Pressure 70 to 100 psig
 Air Control Valve 1/4" to 1½"
310 Series Humphrey solenoid valve
 Air Control Valve 2" to 10"
410 Series Humphrey solenoid valve
 Solenoid Power
120VAC 50/60Hz, 4Watts
 Power Loss
Valve closes
 Position Indicators, magnetic 0.5A, 120VAC, 10W maximum
 Position Indicators, mechanical 5A, 120/240VAC micro switch
Port Fastening
 Bolt Type Silver plated 12-point & socket head bolts
 Nut Type Hexagonal nuts
Fastening Torque for Del-Seal™ CF Port Flanges
 8-32 UNC 7 lb-ft
 0.250-28 UNF 12 lb-ft
 0.312-24 UNF 15 lb-ft
 0.375-24 UNF 26 lb-ft
Vacuum
 Range To 1x10-11 Torr
 Leak Test 2x10-10 cc/sec of He
Temperature Range
Bakeability, under vacuum in Open-Closed positions, with the following Bonnet-Poppet seal combinations
UHV Series with Copper / Viton® 200ºC open / 150ºC closed
UHV Series with Copper / Kalrez® 250ºC open / 200ºC closed
HV Series with Viton® / Viton® 150ºC open / 150ºC closed
For conversion tables click here

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