Standard

SAE AS791

Current

Existing or new amendments and versions must be purchased separately.

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Abstract

This standard provides minimum performance criteria for air data instruments intended to provide cockpit indication of: a Indicated airspeed (V i ) b Computer airspeed (V c ) c True airspeed (V t ) d Equivalent airspeed (V e ) e Mach number (M) f Altitude (H) g Vertical speed (H pr ) h Maximum operating limit speed (V mo ) i True angle of attack (α t ) j Free air temperature (T fat ) k Total temperature (T t ) These functions shall be derived from a central air data computer (AS 417) and through system wiring applied to the respective indicator.

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  • Standard from SAE International
  • Published:
  • Document type: IS
  • Pages
  • Publisher: SAE International
  • Distributor: SAE International

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