Ultra High Purity Gas regulators (VSR-920UC)

  • Single-stage pressure regulator
  • 10μin. Ra surface finish
  • Minimized internal volume for short purge times
  • All gas-wetted parts made of stainless steel SS 316L,Hastelloy C276 and PCTFE respectively
  • Internal connectors for pressure gauges
  • Flow capacity: to 2000 slpm
  • High control accuracy
  • Metal-to-metal seal to atmosphere
  • Simple outlet pressure limitation by hand-wheel
  • 100% helium-leak-tested
  • Cleaned for O2 service
  • Tied-diaphragm design

For more detailed information, click the button below to download PDF.

  • Type: single-stage
  • Inlet pressure P1: max. 300 psig
  • Outlet pressure P2: 30/60/100/150 psig
  • Surface finish: 15μin. Ra max / 10μin. Ra avg (10μin. Ra max optional)

For more detailed information, click the button below to download PDF.

  • Body: see ordering info
  • Valve seat: PFA (Vespel® optional)
  • Diaphragm: Hastelloy® C276
  • Inlets and Outlets: 3/4”/ 1” face seal or tube weld
  • Bonnet port: 1/8” FNPT(option)
  • Temperature range: -40oF to +160oF (-40oC to +71oC)
  • Leak rate:(to atmosphere) 1×10-9 mbar I/s He
    (via seat) 1×10-8 mbar I/s He
  • Flow capacity: Cv=1.6
  • Weight: approx. 2.72kg (depending on connections or options)
  • Supply pressure effect: 7 psig rise in delivery pressure per 100 psig source pressure drop

For more detailed information, click the button below to download PDF.

HPS Vigour Pte Ltd Office

Raising the Bar for Quality and Performance

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