MDM MDM-1 FOX, Flight Manual

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MDM-1 „FOX” FLIGHT MANUAL
Appr. 2.3
Issue III
2.3 Airspeed indicator markings
Airspeed indicator markings and their colour-code significance are shown below:
Marking (IAS) value or range Significance
[km/h] [kt]
Green arc 92 ÷ 225 50 ÷ 122
Normal operating range .
Lower limit is 1.1 V
S1
at maximum weight and
most forward C.G.
Upper limit is Rough Air speed
1
.
Yellow arc 225 ÷ 282 122 ÷ 152
Caution operation range.
Manoeuvres must be conducted with caution
and in smooth air only.
Upper limit is Never Exceed speed.
Red radial line 282 152 Maximum speed for all operations
Yellow triangle 115 62 Approach speed at maximum weight.
2.3A Electronic accelerometer markings
Marking Value Significance
Red diode on front instrument panel
and
(TL-3424) WARNING MAX or WARNING MIN
message on upper part of instrument display.
(MGL INFO-1) Pointer on yellow field and
acceleration value highlighted by a yellow flashing
background
+7g / -5g
Maximum allowed
(positive / negative)
manoeuvring load factor
with two person crew.
Red diode on front instrument panel
and
(TL-3424) ALARM MAX or ALARM MIN
message on upper part of instrument display.
(MGL INFO-1) Pointer on red field and
acceleration value highlighted by a red flashing
background
+9g / -6g Maximum allowed
(positive / negative)
manoeuvring load factor
with one person crew.
(allowed take-off weight
450kG)
2.4
Power-plant - NOT APPLICABLE
2.5 Power-plant instrument markings - NOT APPLICABLE
1
Leaving markings for the upper airspeed limit of the Normal Operating Range at V
A
=214 km/h (116kt), i.e. at a value
lower than allowed for the design V
RA
=225 km/h (122kt), is considered conservative and accepted for gliders S/N up to
251 inclusive.
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Rev. 7/ June 2019