ISO 5221:1984
ISO 5221:1984


Gives different methods of measuring air flow rate in an air handling duct which, without the need of calibration, meet various specific requirements in the field of air distribution and air diffusion. For the purpose of this standard an "air handling duct" is defined as a tight section of ductwork which cross-section may be circular or, excluding for Pitot-static tubes, rectangular.

General information 

  •  :  Withdrawn
     : 1984-01
  •  : 1
     : 33
  •  : ISO/TC 144/SC 3 Measurement techniques
  •  :
    91.140.30 Ventilation and air-conditioning systems

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