EFD1000 E5 Dual Electronic Flight Instrument (EFI) Install Manual
DOCUMENT # 900-00041-001
PAGE 177-226
REVISION D
© Copyright 2019 Aspen Avionics Inc.
Nomenclature: ................ Analog Converter Unit (ACU and ACU2)
Part Number: .................. 910-00004-001 and 910-00004-10x
TSO Numbers: ................ TSO-C113
Manufacturer: ................. Aspen Avionics, Inc.
Address: ......................... 5001 Indian School Road NE, Albuquerque, NM 87110
DO-160 Revision: ........... DO-160E
Date Tested: ................... 2/2008
Table 13-3: ACU Environmental Qualification Form
CONDITIONS
SECTION
DESCRIPTION OF TESTS CONDUCTED
Temp/ Altitude (Pressurized)
4.0
Equipment tested to Category C4, controlled temp and pressurized to <15,000’
Temp/ Altitude
4.0
Equipment tested to Category A1, Operating low temperature -40C, Operating High
+55C, Short Time Operating Low -40C, Short-Time Operating High +70C, Loss of
Cooling, N/A, Ground Survival Low -55C, Ground Survival High +85C and non-
pressurized to 35,000’
Temperature Variation
5.0
Equipment tested to Category C, internal, temperature controlled - 2 deg. C/minute
Humidity
6.0
Equipment tested to Category A
Operational Shocks and
Crash Safety
7.0
Equipment tested to Category B
Vibration (Fixed Wing)
8.0
Equipment tested to Category S, aircraft Zone 2 for Fixed Wing Reciprocating &
Turboprop Engines, Multi Eng over 5700 KG (12,500 lbs.), Multi Eng Less than 5700 KG
(12,500 lbs.), and Single Eng Less than 5700 KG (12,500 lbs.) using vibration test curve
M.
Explosive Atmosphere
9.0
Equipment identified as Category X, no test performed
Waterproofness
10.0
Equipment identified as Category X, no test performed
Fluids Susceptibility
11.0
Equipment identified as Category X, no test performed
Sand and Dust
12.0
Equipment identified as Category X, no test performed
Fungus
13.0
Equipment identified as Category X, no test performed
Salt Fog Test
14.0
Equipment identified as Category X, no test performed
Magnetic Effect
15.0
Equipment tested to Category Z , causes < 1.0 deg deflection to compass 0.3 meter away
Power Input
16.0
Equipment tested to Category B
Voltage Spike
17.0
Equipment tested to Category A
Audio Freq Conducted
Susceptibility
18.0
Equipment tested to Category B
Induced Signal Susceptibility
19.0
Equipment tested to Category ZC
RF Susceptibility
20.0
Equipment tested to Category WW, (Conducted/Radiated) Bench test to show compliance
with interim HIRF rules. 100V/m
RF Emissions
21.0
Equipment tested to Category M, significant EM apertures, not in direct view of radio
receiver antenna (Equip mounted in cockpit or cabin area)
Lighting Induced Transient
22.0
Equipment tested to Category B3K33, moderately exposed all-metal airframes, airframes
composed of metal framework and all composite skin panels or carbon fiber composite
airframes whose major surface areas have been protected with metal meshes or foils
Lightning Direct Effects
23.0
Equipment identified as Category X, no test performed
Icing
24.0
Equipment identified as Category X, no test performed
ESD
25.0
Equipment tested to Category A
Fire, Flammability
26.0
Equipment identified as Category X, no test performed
Other Tests
Fire resistance was conducted by analysis in accordance with Federal Aviation Regulations
Part 25, Appendix F.
