Attributes

Size (mm) 40
Size (in.) 1-1/2
Flange Ends CF275
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VAT28432-GE21

VAT Pneumatic UHV Angle Valve with CF275 Flange Ends

$599.00

Out of stock

Part ID: VAT28432-GE21


 
 
 
 
VAT’s Series 284 UHV Angle Valve is excellent for pumping and venting of UHV systems when an extremely low outgassing rate is important. Suited for most corrosive gases.
 
Pneumatic valves come standard with a position indicator and without a solenoid valve. Solenoid valves are available upon request.
 
 
 
 
 
Main Features
 
 
     
  • Sizes: DN 16–63 mm (5/8″–2.5″)
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  • Actuator: pneumatic single acting with closing spring (NC)
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  • Body material: stainless steel
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  • Feedthrough: bellows
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  • Standard flanges: CF-R (rotatable)
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Resources
 
  
 
 
 
Technical Data
 
 
     
  • Leak rate: 
       
    • Valve body: < 5x10-10 mbar ls-1
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    • Valve seat: < 1x10-9 mbar ls-1
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  • Pressure range: 5×10-10 mbar to 5 bar (abs)
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  • Differential pressure on the plate: 
       
    • In opening direction: ≤ 2.0 bar
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    • In closing direction: ≤ 5.0 bar
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  • Differential pressure at opening: ≤ 1 bar
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  • Cycles until first service: 3 million
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  • Temperature: 
       
    • Valve body: ≤ 150°C
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    • Pneumatic actuator: ≤ 150°C
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    • Solenoid valve & position indicator: ≤ 80°C
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  • Material: 
       
    • Valve body: 
         
      • DN 16, 40: AISI 304 (1.4301)
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      • DN 63: AISI 316L (1.4404, 1.4435)
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    • Plate: AISI 316L (1.4404, 1.4435)
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    • Bellows: AISI 316L (1.4404, 1.4435)
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  • Seal: 
       
    • Bonnet: metal
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    • Plate: FKM (Viton™)
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  • Mounting position: any
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  • Solenoid valve: 24 V DC (others on request)
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  • Position indicator contact rating: 
       
    • Voltage: 5–50 V AC/DC
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    • Current: 5–100 mA
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  • Valve position indication: visual (mechanical)
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