VSR-920UA

  • Single-stage pressure regulator
  • Minimized internal volume for short purge times
  • All gas-wetted parts made of stainless steel SS 316L, Hastelloy C276 and PFA respectively
  • Internal connectors for pressure gauges
  • High performance, high flow
  • 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

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

  • Body: see ordering info
  • Valve seat: PFA
  • Diaphragm: Hastelloy®C276
  • Inlets and Outlets: 3/4″ NPT and tube fitting
  • Bonnet port: 1/8″ NPT(option)
  • Temperature range: -40°F to +160°F (-40°C to +71°C)
  • Leak rate (to atmosphere): 1×10-9 mbar I/s He
  • Leak rate (via seat): 1×10-8 mbar I/s He
  • Flow capacity: Cv=1.6
  • Weight: approx.2.68kg ( depending on connections and 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.

Raising the Bar for Quality and Performance

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