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