Originally Posted by
Sergei.a320
SMF - Speed Monitoring Function ,its a function of FAC that enables FAC to analyze 4 different sources (3 ADRs and One DBUS(syntetic speed calculated by FAC using AOA,LOAD FACTOR,weight,GPS alt and current configuration). It compares all of these sources between each other and monitor individually each ADR in order to detect Icing Conditions. It also assigns one of 3 Validity status( RELIABLE , FAULT, UNCERTAIN) to each speed source and shows it on ECAM.
@ Sergie.a320
Airbus does not know about SMF and DBUS on new A32x. Can you please explain what you mean ?
Thank you