Honeywell FMZ Series Pilot's Manual page 89

Flight Management System (FMS) for the Agusta AW139/AB139 Helicopter
PERF DATA 2/4 -- Hover ceiling, velocity hover limit, and velocity
D
flyaway limit are displayed on the PERF DATA 2/4 page, shown in
Figure 4--21. Hover ceiling, velocity hover limit, and velocity flyaway
limit are determined by using density altitude information computed
by the FMS and the tables in the Agusta ECM. Current range speed
and distance are displayed on line 4 and current endurance speed
and distance are displayed on line 5.
Operational Example
4-20
Honeywell International Inc. Do not copy without express permission of Honeywell.
Figure 4- -21
PERF DATA 2/4
A28- - 1146- - 181
REV 3 Mar 2009