An economical and compact regulator for use with non-corrosive gases in lecture bottles.

Applications

• Non-corrosive gases in lecture bottles

Design Features

• Forged brass body
• Neoprene diaphragm
• 1-1/2” inlet and delivery pressure gauges
• Equipped with needle valve
• 1/8” NPTM outlet connection
• Porous metal filter protects seat from contamination
• 1/4" Hose barb supplied for outlet

Materials of Construction

• Gauges: Chrome plated brass
• Body: Brass
• Bonnet: Chrome plated die cast zinc
• Diaphragm: Neoprene
• Seat: Kel-F
• Seals: Neoprene

Specifications

• Maximum Inlet Pressure: 3000 psig (20,700 kPa)
• Maximum Flow Rate (At 2000 psig, N2):
          Model 3322B: 50 SCFH (24 SLPM)
          Model 3320B: 175 SCFH (83 SLPM)
• Flow Capacity (Cv): 0.08 (without needle valve)
• Operating Temperature: -20°F to 140°F (-29°C to 60°C)
• Porting (Regulator Body): 1/8” NPT Female
• Porting Configuration: 2 High, 2 Low

Flow Curves

Flow Curves, 3320B Series

Drawing

Drawing, 3320B

3D Model

3320