Specification—2205 Service
Table 1-2
Environmental Characteristics
Characteristics
Performance Requirements
Temperature
Operating
0°C to +40°C (+32°F to +104 °F).
Nonoperating
-5 5 °C to +75°C (~67°F to +167°F).
Tested to MIL-T-28800C, paragraphs 4.5.5.1.3 and
4.5.5.1.4, except in 4.5.5.1.3 steps 4 and 5 (0°C
operating test) are performed ahead of step 2
(-5 5°C nonoperating test}. Equipment shall remain
off upon return to room ambient during step 6.
Excessive condensation shall be removed before
operating during step 7.
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Altitude
Operating
To 4,570 meters (15,000 fe e t). Maximum operating
temperature decreased 1°C per 300 m (1000 feet) ,
above 1500 m (5,000 feet).
Nonoperating
To 15,250 meters (50.000 feet).
Relative Humidity
Operating (+30° C to +40 °C)
85%, +0%, -5%.
Nonoperating {+30° C to +60 °C)
85%, +0%, -5%.
Vibration
Operating
15 minutes along each of three major axes at a total
displacement of 0.015 inch p-p (2.4 g at 55 Hz) with
frequency varied from 10 Hz to 55 Hz to 10 Hz in one
minute sweeps. Hold for 10 minutes at 55 Hz in each
of three major axes. All major resonances must be
above 55 Hz,
Shock
Operating and Nonoperating
30 g, half-sine, 11-m s duration, three shocks per axis
each direction, for a total of 18 shocks.
Radiated and conducted
emission requirements
Meets VDE 0871, Class B and FCC Regulations.
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