High-purity stainless steel line regulator for absolute pressure applications.

Applications

• Corrosive or high purity absolute pressure applications (delivery pressure from sub-atmospheric to 15 psi).

Design Features

• High-purity 316 stainless steel body
• 316 stainless steel diaphragm
• Metal to metal seals minimize diffusion of contaminants
• 2” delivery pressure gauge
• 1/4” compression tube inlet/outlet connection
• Panel mountable
• Adjustable stop limits maximum delivery pressure

Materials of Construction

• Body: 316 stainless steel
• Diaphragm: 316 stainless steel
• Seat: PTFE
• Remaining Components: 316 stainless steel & Elgiloy

Specifications

• Gauge: 316 stainless steel
• Inlet Pressure: Atmospheric to 400 psi (2760 kPa)
• Outlet Pressure: -28 inch Hg to 15 psi (103 kPa)
• Operating Temperature: -40°F to 140°F (-40°C to 60°C)
• Porting Configuration: 1 High, 2 Low
• Flow Direction: Right to Left
• Inlet/Outlet Fitting: 1/4" Compression
• Max. Inboard Leakage: 1 x 10-5 sccm - Helium
• Flow Capacity (Cv): 0.24

Flow Curves

Flow Curves, 3494 Series

Drawing

Drawing, 3494

3D Model

3494