Airplane Factory SLING 2
Pilot Operating Handbook
Page | 2-4
DC-POH-002-X-B-6
Revision : 2.6
2.3
Airspeed indicator markings
MARKING
KIAS
SIGNIFICANCE
White arc
42-84
Flap Operating Range (lower limit is
V
S0
at maximum weight, and upper
limit is the maximum speed (V
fe
)
permissible with flaps deployed).
Green arc
46-105
Normal Operating Range (lower limit
is V
S
at maximum weight, most
forward CG with flaps retracted,
engine idling; upper limit is maximum
structural speed VNO).
Yellow arc
105-135
Manoeuvres must be conducted with
caution and only in smooth air.
Red line
135
Maximum speed for all operations.