Garmin GTX 320A, Installation Manual

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Page A-4 GTX 320/320A Installation Manual
Rev M 190-00133-01
A.2 Environmental Qualification Form (GTX 320)
NOMENCLATURE: GTX 320 Airborne ATC Transponder Equipment
TYPE/MODEL/PART NO.: 010-00135-00/10 TSO - C74c Class 1A
MANUFACTURER'S SPECIFICATION AND/OR OTHER APPLICABLE SPECIFICATION: 004-00042-00
MANUFACTURER: Garmin International
ADDRESS: 1200 E 151st St, Olathe, Kansas 66062
Table A-1 GTX 320 EQF Table
Conditions RTCA DO-
160C Section
Description of Conducted Tests
Temperature and Altitude 4.0 Equipment tested to Categories A1 & D1 except
as noted
Low Temperature 4.5.1
High Temperature 4.5.2. & 4.5.3
In-Flight Loss of Cooling 4.5.4 Cooling air not required
Altitude 4.6.1
Decompression 4.6.2
Overpressure 4.6.3
Temperature Variation 5.0 Equipment tested to Category C
Humidity 6.0 Equipment tested to Category A
Shock 7.0 Equipment tested according to DO-160C, Par.
7.2.1
Operational 7.2
Crash Safety 7.3
Vibration 8.0 Equipment tested without shock mounts to
Categories B, M and N (Table 8-1)
Explosion 9.0 Equipment identified as Category X, no test
required
Waterproofness 10.0 Equipment identified as Category X, no test
required
Fluids Susceptibility 11.0 Equipment identified as Category X, no test
required
Sand and Dust 12.0 Equipment identified as Category X, no test
required
Fungus 13.0 Equipment identified as Category X, no test
required
Salt Spray 14.0 Equipment identified as Category X, no test
required
Magnetic Effect 15.0 Equipment tested to Class Z
Power Input 16.0 Equipment tested to Category B
Voltage Spike 17.0 Equipment tested to Category A