User's Manual

Page | 47 Revision Date April 30, 2020 || Document Number UM-E71-314 || Rev B
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10 Technical Data
10.1 Electrical and Environmental Specifications
The Sierra unit complies with all applicable FAA guidelines and regulations for a Portable Electronic
Device (PED), and as such, is exempt from requiring formal RTCA/DO-160 airworthiness testing.
Sierra meets the electrical and environmental test categories per Table 10-1.
Table 10-1: Engineering Test Matrix
Test Description Specification Section Category Required
Temperature
1
DO-160G
4 -
-
Ground Survival Low Temperature Test
(no Short Time Operating Low Temperature
Test
2
)
DO-160G
4.5.1 A1
Yes
Operating Low Temperature Test
3
DO-160G
4.5.2 A1
Yes
Ground Survival High Temperature Test
(no Short Time Operating High Temperature
Test
2
)
DO-160G
4.5.3 A1
Yes
Operating High Temperature Test
4
DO-160G
4.5.4 A1
Yes
Altitude
DO-160G
4.6.1
A1
Yes
Decompression
DO-160G
4.6.2
A
Yes
Temperature Variation
1, 5
DO-160G
5.3.1 B
Yes
Humidity
DO-160G
6.3.1 A
Yes
Operational Shock
DO-160G
7.2.1 A
Yes
Vibration - Random
DO-160G
8 S (Curve B2)
Yes
Electrostatic Discharge (ESD)
IEC 61000-4-2
Methods
Yes
Fire, Flammability
DO-160G
26 C
Yes
Notes:
1
All temperature testing was performed with a shroud per ARINC 628 part 7.
2
Not testing Short-Time Operating Low Temperature and Short-Time Operating High Temperature since
temperature limits required are outside of the operating limit of the Sierra, as designed.
3
Modified the DO-160G, Section 4.5.2, Category A1, Operating Low Temperature, limit to -15
o
C to 0
o
C,
as designed and described in the product specification, PS-E71-314.
4
Modified the DO-160G, Section 4.5.4, Category A1, Operating High Temperature, limit from +55
o
C to
50
o
C, as designed and described in the product specification, PS-E71-314.
5
Modified to perform only one cycle of the temperature profile.