PS Engineering Inc. ®
PAR200A Audio Selector Panel, COM radio Controller and Intercom System
Installation and Operator’s Manual
200-228-0200
Appendix F
Rev. 4, DEC. 2017
Appendix F – RTCA
DO160G Environmental Qualification Form
Audio Selector Panel/Intercom/Communications Transceiver Controller
Part Number: 050-228-( )
FAA TSO Number: C139, C169a EASA ETSO C139, 2C169a
Manufacturer: PS Engineering Incorporated 9800 Martel Road
Lenoir City TN 37772
Conditions
Section
Conducted Tests
Temperature and Altitude
Low Temperature
High Temperature
In-flight Loss of Cooling
Altitude
Decompression
Overpressure
4.0
4.5.1
4.5.2
4.5.4
4.6.1
4.6.2
4.6.3
Equipment tested to CAT A1 & C1
-55°
C
Survival,
-20°C
Low
Operating
(A1)
-40 Low Short Term Operating
+85°C Survival, +70°C High Short Time Operating + 55˚C
High Operating
Not Applicable, no cooling required
35,000’ unpressurized (C1)
Not Applicable
Not Applicable
Temperature variation
5.2
Equipment tested to Category B (5˚/Minute)
Humidity
6.0
Equipment tested to Category A
Shock
7.0
Equipment tested Standard B
Operational
7.2
Equipment tested to Category E
Crash Safety
7.3
Equipment tested to Category E
Vibration
8.0
Equipment tested to Category S & R
Explosion
9.0
Category X, not tested
Waterproofness
10.0
Category X, not tested
Fluids Susceptibility
11.0
Category X, not tested
Sand and Dust
12.0
Category X, not tested
Fungus
13.0
Category X, not tested
Salt Spray
14.0
Category X, not tested
Magnetic Effect
15.0
Equipment tested to Category Z
Power input
16.0
Equipment tested to Category B(X)(X)
Voltage Spike
17.0
Equipment tested to Category A
Audio Frequency Susceptibility
18.0
Equipment tested to Category B
Induced Frequency Susceptibility
19.0
Equipment tested to Category A
Radio Frequency Susceptibility
20.0
Equipment tested to Category TT
Radio Frequency Emission
21.0
Equipment tested to Category M
Lightning Induced Transient Sus-
ceptibility
22.0
Equipment tested to Category XXA2E2
Lightning Direct Effects
23.0
Category X, not tested
Icing
24.0
Category X, not tested
ESD
25.0
Category X, not tested