Howell Laboratories, Inc.
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HowellModel 5642 -Air Control Panels

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Air pressure is regulated by two (or, for the -G531, one) pressure regulators. Flow rate of air being delivered to the using equipment is measured by a direct-reading float-in-tube flowmeter.

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Configurations other than those shown below may be special-ordered.

  • Air control panel in accordance with NAVSHIPS Standard Drawing 803-1385925 Rev. E. Designed for either automatic or manual operation.
  • Bypass: A manual bypass valve is provided to allow continued operation in the event of malfunction of any of the automatic components.
  • Relief Valve: Preset adjustable relief valve protects downstream equipment from overpressurization.
  • Dimensions: 30″ wide x 17″ high x 9-1/2″ deep.
  • Weight: 70 lb (110 lb crated).
  • Operation: Either automatic or manual, continuous or intermittent.
  • Power Requirements: No electrical power required.
  • Air Requirements: Clean, dry compressed air at 80 to 150 psig.
  • Filter: Prevents introduction of any particulates larger than 25 microns.
  • Calibration: External ports are provided for calibration of the dew point alarm system and of pressure gauges.

Controls & Indicators:

  • Purge/test valve
  • Inlet, intermediate & outlet pressure gauges
  • Inlet & outlet shutoff valves
  • Test switch
  • Emergency shutoff valves
  • Intermediate & outlet pressure regulators