VSR-920UA SERIES

Product Features

• 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

 

Technical Data

• Type: single-stage
• Inlet pressure P1: max. 300 psig
• Outlet pressure: P2 30/60/100/150 psig
Materials
• 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): 1x10-9 mbar I/s He
• Leak rate (via seat): 1x10-8 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

 

 

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