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  Instrumentation | 
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  Air Velocity | 
  Transmitters | 
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  Portable Wind Meter | 
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  Vaneometer | 
  Model 480 | 
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  Ideal for
  yachtsmen, outdoorsmen,  | 
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  Swing Vane
  Anemometer, Use This  | 
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  farmers, etc. A
  welcome gift. Use  | 
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  Sensitive Dwyer Unit to Measure
  Low  | 
 
 
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  anywhere. Direct
  reading, no  | 
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  Air Velocities - at Low Cost. | 
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  calculations.
  Hold meter at eye level,  | 
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  480 is a
  durable lowpriced instrument  | 
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  back of unit to wind. White
  ball in tube  | 
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  specifically
  designed to simplify the  | 
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  indicates wind
  speed. Meter has two  | 
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  measurement of low
  air velocities  | 
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  scales for maximum
  accuracy and  | 
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  from 25 to 400 feet per minute. | 
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  easy reading -
  low, 2-10 and high,  | 
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  Use a 480 to
  measure velocity of air  | 
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  4-66 m.p.h. range.  | 
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  flow into laboratory fume hoods ,.. | 
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  In-Line Flow Sensor              Series DS | 
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  Stainless Steel Pitot Tube     Series 160 | 
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  Use with Differential
  Pressure  | 
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  ASME Design Meets AMCA
  and  | 
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  Gages or Transmitters  | 
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  ASHRAE Codes.Ideal for use with
  our  | 
 
 
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  Flow Sensors are
  averaging Pitot  | 
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  precision manometers and air
  velocity  | 
 
 
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  tubes that provide
  accurate and  | 
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  gauges, Pitot
  Tubes are constructed  | 
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  convenient flow rate
  sensing for  | 
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  from corrosion
  resistant stainless  | 
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  schedule 40 pipe.
  When purchased  | 
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  steel for a
  lifetime of service. ASME  | 
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  with a
  differential pressure gage of  | 
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  design meets AMCA and
  ASHRAE  | 
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  appropriate range, the
  result is a flow  | 
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  specifications for maximum
  accuracy  | 
 
 
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  indicating system
  delivered off the  | 
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  over a wide variety of flow
  conditions.  | 
 
 
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  shelf at an economical price. | 
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