Intel E6700 Mechanical Design Guidelines - Page 44
Shock Test Procedure
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Balanced Technology Extended (BTX) Thermal/Mechanical Design Information g2/Hz Figure 5-2. Random Vibration PSD 0.1 0.01 0.001 0.0001 1 Vibration System Level + 3 dB Control Limit - 3 dB Control Limit 10 100 Hz 1000 5.2.1.2 Shock Test Procedure Recommended performance requirement for a system: •Quantity: 2 drops for + and - directions in each of 3 perpendicular axes (that is, total 12 drops). • Profile: 25 G trapezoidal waveform 225 in/sec minimum velocity change. (systems > 20 lbm) 250 in/sec minimum velocity change. (systems < 20 lbm) •Setup: Mount sample system on tester. Figure 5-3. Shock Acceleration Curve 44 Thermal and Mechanical Design Guidelines
Balanced Technology Extended (BTX) Thermal/Mechanical Design Information
44
Thermal and Mechanical Design Guidelines
Figure 5-2. Random Vibration PSD
5.2.1.2
Shock Test Procedure
Recommended performance requirement for a system:
•
Quantity: 2 drops for + and - directions in each of 3 perpendicular axes (that is,
total 12 drops).
•
Profile:
25 G trapezoidal waveform
225 in/sec minimum velocity change. (systems > 20 lbm)
250 in/sec minimum velocity change. (systems < 20 lbm)
•
Setup:
Mount sample system on tester.
Figure 5-3. Shock Acceleration Curve
Vibration System Level
0.0001
0.001
0.01
0.1
1
10
100
1000
Hz
g
2
/Hz
+ 3 dB Control Limit
- 3 dB Control Limit