ASDI Vaporaire Venturi LPG/Air Mixer V7.0-V250.0  



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ASDI Venturi LPG/Air Mixer

  • Solid state progressive sequencer performs pre-programmed logic On/Off switching functions to accurately match each venturi to any flow demand (21-250 MMBTU/hr) (Bellows type pressure switch provided on 7-14 MMBTU/hr models).
  • Adjustable mixed gas delivery pressures are available between: 4-5 psig, 6-8 psig, 9-10 psig, 11-12 psig, and 13-15 psig. Consult factory for adjustable ranges on air assist.
  • Accumulator tanks are fabricated and stamped in accordance with ASME Unfired Pressure Vessel Code, Section VIII, Division 1.
  • Accumulator tank design pressure: 50 psig and 650¢XF. 100% turndown capability.
  • Low vapor pressure safety switch prevents rich mixtures from developing due to inadequate motive pressure.
  • High mixed gas pressure safety switch prevents over pressurization of gas accumulator.
  • Two or more units can easily be operated in parallel to meet the growing requirements of your business.
  • All external metal surfaces are mechanically cleaned, primed, and painted.
  • 120V/1ph electrical system (220V/1ph optional).
  • Shipped complete with all operating and safety controls.


  • Provides an LPG/Air mixture to supplement or replace natural gas.
  • Connects directly to existing natural gas fuel lines.
  • Mixed gas delivery pressures available up to 15 psig for propane and 8 psig for butane without air assist.
  • Mixed gas delivery pressures available up to 40 psig with air assist.
  • Available with or without accumulator tank.
  • No modifications to your burner equipment are necessary.
  • No orifices to change and no sooting or fouling of combustion equipment.
  • Complies with Class I, Division 1, Group D requirements.
  • Compact and easy to service.
  • 100% Turndown.
  • Innovative Therma
  DMC Gas Equipment Limited  
  Unit 11, 11/F, Tower One,
Ever Gain Plaza,
88 Container Port Road,
Kwai Chung, NT, Hong Kong
  TEL: +852 2851-2121
FAX: +852 2851-2129

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