Series 20 & 30 Tank Blanketing Valves

Provide an effective means of regulating a blanketing gas into the vapor space of liquid storage tanks.  The valve controls flow of a pressurized inert gas (most often nitrogen) into the tanks vapor space.  When the tank pressure drops below a specified setting, the blanketing valve opens and allows flow of inert gas into the vapor space.  It closes when pressure in the tank has returned to an acceptable level.  Proper use of the valve can preclude the entrance of air through relief vents and reduce exposure of tank contents to oxygen and moisture.
  • Pilot operated design provides tight operating band.
  • Optional inlet and outlet connections available.
  • Inlet gas pressures fro 10 PSIG to 200 PSIG.
  • Set points from -0.5 in.W.C. to 69.2 in.W.C.
  • Optional flow plugs to meet specific flow requirements.
  • Optional pilot and sense line gauges.
  • System purge and field test capability available.
     
Series 20: 1" NPT Inlet/Outlet and accommodates inlet gas pressures from 20PSIG to 200PSIG
Series 30: 1/2" NPT Inlet/Outlet and accommodates inlet gas pressures from 10PSIG to 200PSIG
Flange Pattern: ANSI , DIN Optional
Material/Construction:
* Stainless Steel   

PRODUCT ID: 20 & 30 Series


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