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Gas Controls for Disposable Cylinders
Series 3970 -
Regulator for Non-Corrosive Gases

Description

These compact regulators are designed to provide a constant fixed flow rate of non-corrosive gases and mixtures from disposable cylinders fitted with a CGA 600 outlet connection. They provide both pressure and flow control. When regulator is supplied without 1/4” flow control hose barb the 3970 is an adjustable pressure regulator.

Features

  • Adjustable delivery pressure.
  • Integral needle valve for shut-off and to control flow.
  • Integral CGA 600 connection provides compactness and minimal loss of gas during installation and removal.
  • 0-300 psig inlet pressure gauge to monitor cylinder pressure.

Specifications

  • Inlet pressure: 300 psig max.
  • Operating temperature: 0° to 160°F
  • Inlet connection: CGA 600
  • Outlet connection:
    • 1/4" female or
    • 1/4" hose barb with flow control orifice
  • Cylinder pressure gauge: 0-300 psig
  • Cv: 0.04

Materials of Construction

  • Body: aluminum
  • Diaphragm: neoprene
  • Seat: neoprene
  • CGA gasket: composite cork
  • Gauge: stainless steel, brass connection

How To Order

Model No.*Del.Press. Range
psig
Outlet
3970 0-60 1/4" NPT female
3970HB 0-60 1/4" hose barb with flow control orifice