Page Date: 20. April 2002 903 - 3
Section 903
Electronic Accelerometer
PilotĀ“s Operating Handbook
EXTRA 300L
903 ELECTRONIC ACCELEROMETER
903.1 GENERAL
The standard equipped accelerometer typ AN 5745 can be replaced by an optional
"Digital Solid State Accelerometer DSA 12".
903.2 LIMITATIONS
The instrument markings and placards are provided for the acrobatic category (1 seat) only;
for the acrobatic category (2 seat) and for the normal category refer to corresponding
limitations.
Any exceedance of given limitations have to be reported by the pilot and considered by
corresponding maintenance or inspection procedure according to the SERVICE MANUAL
EA 300/L.
Instrument markings
Electronic Accelerometer DSA 12
red range -12 g - -10 g
yellow range > -10 g - -8 g
green range > -8 g - < +8 g
yellow range + 8 g - < +10 g
red range +10 g - +12 g
903.3 EMERGENCY PROCEDURES
Not affected.
903.4 NORMAL PROCEDURES
Not affected.
903.5 PERFORMANCE
Not affected.
903.6 WEIGHT AND BALANCE
Not affected.
903.7 DESCRIPTION AND OPERATION OF THE SYSTEM
The DSA 12 accelerometer measures acceleration in one certain direction. The measuring
range is between +20g and -20g. A clock inside the instrument measures time and date.
One of the output-displays is an LCD with two lines and eight positions per line. Positive
values of accelerations are always shown in the upper line of the LCD, and negative values
of acceleration always in the bottom line.
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