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Upstream Flow Control Valves

Upstream flow control valves are proportioning control valves designed for precise control of gaseous flows upstream in the process.

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148J All-metal Flow Control Valve

148J All-metal Flow Control Valve

  • 316 S.S, Nickel, Elgiloy, KM45, Teflon
  • 10 to 30,000 sccm full scale flow ranges
  • 4 VCR® male fittings
154B High Flow Control Valve

154B High Flow Control Valve

  • 316 S.S., Nickel and Viton® wetted materials (other seal materials optional)
  • 20 to 200 slm full scale flow ranges
  • ½” Swagelok®, 8 VCR, or 8 VCO® male fittings
248D General Purpose Solenoid Control Valve

248D General Purpose Solenoid Control Valve

  • Easily adjusted or replaced without special tools
  • Modulates gas flow while maintaining precise pressure or flow
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