Garmin GDL 59 – Data Logger & Wi-Fi Datalink Installation Manual - Page 10

Table 1-2. Unit with Stand-alone Rack Characteristic Width Height Depth (Rack w/ Connectors) Unit Weight (GDL 59) Unit (GDL 59) and Stand-alone Rack Weight Specification 1.47 inches (3.73 cm) 6.91 inches (17.55 cm) 9.13 inches (23.19 cm) 1.5 lb (0.68 kg) 2.7 lb (1.22 kg) 1.4.2 Power Requirements Table 1-3. Input Voltage Characteristic Input Voltage Specification 14/28 Vdc See the Environmental Qualification Form for details on surge ratings and minimum/maximum operating voltages. Table 1-4. Maximum Current Specifications Unit Status Max Current @ 28 Vdc Off* 0.100 A On 0.572 A *DATA LINK REMOTE PWR OFF in active state Max Current @ 14 Vdc 0.100 A 1.15 A NOTE The GDL 59 is not certified for use on the emergency power bus. NOTE During the first five seconds of unit power-up, current is slightly higher due to backup capacitors being charged. Estimate initial power-up current to be ~150 mA @ 28 Vdc higher or ~300 mA @ 14 Vdc higher than the above figures. 1.4.3 General Specifications Table 1-5. General Specifications Characteristics Operating Temperature Range Humidity Altitude Range Software Compliance Maximum Average Power Input from Antenna Maximum Peak Power (1% Duty Cycle) Input from Antenna Specifications -55 to +70 °C. For more details see Environmental Qualification Form 95% non-condensing -1,500 ft to 55,000 ft RTCA/DO-178B Level D and E +15 dBm +30 dBm Page 1-4 Revision C GDL 59 Installation Manual 190-00837-00