Build Levels; Convection-Cooled Boards; Conduction-Cooled Boards - GE SBC330 3U VPX Hardware Reference Manual

A.4 Build Levels
Table A-6
Build style Temperature (°c)
Standard Operating: 0 to +55
with airflow of 300
(Level 1)
feet/minute.
Storage: -50 to +100
Shock: 10°C/minute
over range
Extended Operating: -20 to +65
with airflow of 300
Temp
feet/minute
(Level 2)
Storage: -50 to +100
Shock: 10°C/minute
over range
Rugged Air- Operating: -40 to +75
with airflow of 600
cooled
feet/minute
(Level 3)
Storage: -50 to +100
Shock: 10°C/minute
over range
Table A-7
Temperature
Build style
(°c)
Rugged
Operating: -40 to
+75 at the
Conduction-
thermal interface
cooled
Storage: -50 to
(Level 4)
+100
Shock: 10°C/
minute over
range
Rugged Operating: -40 to
+85 at the
conduction-
thermal interface
cooled
Storage:
(level 5)
-50 to +100
Shock: 10°C/
minute over
range
88 SBC330 3U VPX Single Board Computer
A.4.1 Convection-cooled boards
Low pressure
(feet)
Operating:
15,000
Storage:
50,000
Operating:
15,000
Storage:
50,000
Operating:
15,000
Storage:
50,000
Rapid
Decompression:
0 to 50,000
A.4.2 Conduction-cooled boards
Low pressure
Vibration
(feet)
Operating: Random:
70,000 0.1g
Storage: 15 to 2000 Hz
70,000 per MIL-STD-
Rapid 810E Fig 514.4
Decompression: – 8 for high
0 to 70,000 performance
aircraft.
Sine: 12g RMS
Operating: Random:
70,000 0.1g
Storage: 15 to 2000 Hz
70,000 per MIL-STD-
Rapid 810E Fig 514.4
Decompression:0 – 8 for high
to 70,000 performance
aircraft.
Sine: 12g RMS
Vibration Shock
2
Random: 0.002g / 20g peak
Hz from 10 to 2000 sawtooth, 11
Hz ms duration
Sine: 2g from 5 to
500 Hz
2
Random: 0.002g / 20g peak
Hz from 10 to 2000 sawtooth, 11
Hz ms duration
Sine: 2g from 5 to
500 Hz
2
Random: 0.04g / 20g peak
Hz from 20 to 2000 sawtooth, 11
Hz, with a flat ms duration
response to 1000
Hz. 6db/Octave
roll-off from 1000
to 2000 Hz.
Sine: 5g from 5 to
2000 Hz
Humidity/
Shock
salt fog
40g peak Up to 95% RH
2
/Hz from sawtooth, 11 with varying
ms duration temperature.
10 cycles, 240
hours
40g peak Up to 95% RH
2
/Hz from sawtooth, 11 with varying
ms duration temperature.
10 cycles, 240
hours
Humidity/
Comments
salt fog
Up to 95% RH Commercial grade
cooled by forced air,
for use in benign
environments and
software
development
applications. Optional
conformal coating
Up to 95% RH As Standard but
with varying conformal coated
temperature. and temperature
10 cycles, 240 characterized.
hours
Up to 95% RH Wide temperature
with varying rugged, cooled by
temperature. forced air. Conformal
10 cycles, 240 coated for additional
hours protection.
Comments
Mechanically compliant with
IEEE 1101.2-1992. Designed for
severe environment
applications with high levels of
shock and vibration, small
space envelope and restricted
cooling supplies. Conformal-
coated as standard. Optional
ESS.
Mechanically compliant with
IEEE 1101.2-1992. Designed for
severe environment
applications with high levels of
shock and vibration, small
space envelope and restricted
cooling supplies. Conformal-
coated as standard. Optional
ESS.
Publication No. SBC330-0HH/3