SCHEMPP-HIRTH FLUGZEUGBAU GmbH., KIRCHHEIM/TECK
Ventus-2c
FLIGHT MANUAL
5.2 LBA-approved
data
5.2.1 Airspeed indicator system calibration
Errors in indicated airspeed (IAS) caused by Pitot/Static pressure errors may be
read off from the calibration chart below. This chart is applicable to free flight with
flaps set at "-1".
PITOT pressure source:
Near top of fin (lower port)
STATIC pressure ports:
Fuselage tail boom, 80 cm (31.5 in) forward of base
of fin and 15 cm (5.9 in) below main spar cut-out.
All airspeeds shown in this manual are indicated airspeeds (IAS) as registered by
the airspeed indicator.
November
2003
LBA-app.
Revision --
5.2.1
80
43
50
60
32
37
100
54
62
all-up mass = 412 kg / 908 lb
V
NE
= 285 km/h / 154 kt / 177 mph
177 154 285
ρ
0
=
1.226 kg/m
3
0.076 lb/ft
3
CALIBRATED AIRSPEED (CAS)
INDI
C
A
TE
D AI
RS
P
E
E
D
(
IA
S
)
mph kt km/h
174 151 280
149 130 240
137 119 220
124 108 200
112 97 180
99 86 160
87 76 140
75 65 120
62 54 100
50 43 80
37 32 60
162 140 260
120
65
75
140
76
87
160
86
99
180
97
112
200
108
124
220
119
137
240
130
149
260
140
162
280
151
174
285
154
177
km/h
kt
mph