Garmin GDL 90 Installation Manual

Also see for GDL 90: Installation manual

Appendix A - Certification DataGDL 90 Installation Manual 560-1049-00 Rev B A-1APPENDIX A - CERTIFICATION DATAA.1 GDL 90 ENVIRONMENTAL QUALIFICATIONThe GDL 90 has been tested to the following environmental categories per procedures defined in RTCA/DO-160D.Tests were conducted in February to April 2004 using the original 1997 revision of DO-160D and the specificationdefined in PD3536.Environmental Qualification FormNomenclature: GDL 90Part No.: 430-6081-1xx-xxxTSO No.: C145a, C154Manufacturer:Garmin AT2345 Turner Road SESalem, Oregon 97302Environment Section Category CommentTemperature and Altitude 4 F1 & A1 Operating temp ........ –20°C to +55°CShort time hi temp .... to +70°CGround survival temp –55°C to +85°CAltitude .................... 55,000 feetDecompression 55,000 feetOverpressureLoss of cooling test -- not requiredNo external cooling required provided internal fansare unobstructed and operatingTemperature Variation 5 B Minimum 5°C per minuteHumidity 6 B Severe humidity environment.Operational Shocks and CrashSafety7 B5R meets operational and crash safety shock tests 20Gs at 11 ms.Vibration 8 S(M & B) Standard vibration. Meets without shock mounts.Explosion Proofness 9 X not applicable, no test requiredWaterproofness 10 X not applicable, no test requiredFluids Susceptibility 11 X not applicable, no test requiredSand and Dust 12 X not applicable, no test requiredFungus Resistance 13 X not applicable, no test requiredSalt Spray 14 X not applicable, no test requiredMagnetic Effect 15 Z < 0.3 meterPower Input 16 A & B for 28 and 14 volt systemsVoltage Spike 17 AAudio Frequency ConductedSusceptibility - Power Inputs18 ZInduced Signal Susceptibility 19 CRadio Frequency Susceptibility(Radiated and Conducted)20 UV- [1] Equipment tested to Category U (Conducted)Equipment tested to Category V (Radiated)No Pulse tests performed.Emission of Radio FrequencyEnergy21 MLightning Induced TransientSusceptibility22 A3XX Equipment tested to pin test waveform set A, level3. No cable bundle test required.Lightning Direct Effects 23 X not applicable, no test requiredIcing 24 X not applicable, no test requiredElectrostatic Discharge (ESD) 25 A[1] The GDL 90 passes Category V (Radiated) for all TSO functions except temporary degraded receiversensitivity at one frequency in the 2 to 3 GHz band.