Environmental Specifications

The HBA environmental requirements are listed in the following table.

Table 5-1 HBA Environmental Specifications

Specification Operating Non-Operating

Temperature

10 °C to 55 °C, non-condensing

-40 °C to 70 °C, non-condensing

Humidity

20% to 80% RH, non-condensing, 40 °C max, 27 °C max wet bulb, 16 hour dwells at extreme

5% to 90% RH, non-condensing, 38 °C max wet bulb

Altitude

3000m at 40 °C, 4 hour dwell

12,000m at 0 °C, 4 hour dwell

Vibration

0.20G in all axes swept for 5-500 Hz, 5 sweeps in all at 1 octave/min

1.0G in all axes swept for 5-500 Hz, 5 sweeps in all at 1 octave/min

Shock

5G, 11 ms half-sine

30G, 11 ms half-sine

Airflow

At least 200 linear feet per minute (LFPM) to avoid operating the HBA processor above the ambient temperature

At least 200 linear feet per minute (LFPM)