Single Stage Pressure Regulators VSR-210UB Series

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Product Feature

  • Single-stage pressure regulator
  • 10μin. Ra surface finish (25μin. Ra optional)
  • Minimized internal volume for short purge times
  • All materials used meet ASTM A479 / A484 / A276 standards
  • Internal connectors for pressure gauges
  • Force compensation has wider flow capacity
  • High control accuracy
  • Metal-to-metal seal to atmosphere
  • Simple outlet pressure limitation by hand-wheel
  • 100% helium-leak-tested
  • Tied-diaphragm design

Dimensions (mm)

Technical Data

Type:single-stage
Inlet pressure P1max. 3000 psig
Outlet pressure P2:30/60/100/150/250 psig
Prosf pressure:2550 psig
Burst pressure:8000 psig
Surface finish:10μin. Ra (25μin. Ra optional)
Materials
Body:see ordering info
Valve seat:PCTFE (Vespel® optional)
Diaphragm:Hastelloy® C276
Inlets and Outlets: 1/4” / 3/8” or 1/2” VFS fitting or tube weld
Bonnet port:1/8” NPT(F) (on panel mount option, bonnet port is not threaded)
Temperature range:-40oF to +160oF (-40oC to +71oC)
Leak rate: (to atmosphere)
(via seat)
1x10-9 mbar I/s He
1x10-8 mbar I/s He
Flow capacity:Cv=0.65, Cv=1.1 (HF option)
Supply pressure effect3.5 psig rise in delivery pressure per
100 psig source pressure drop
4.2 psig rise in delivery pressure per
100 psig source pressure drop (FC option)
Weight:approx. 2.0kg


Flowchar

Ordering Information

Ordering Example


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