HP Model 735 hp DDS-DC tape drive user's guide (a1658-90696) - Page 14

Shock, Altitude, Transportation, Suspended Particles, Acoustic Noise Emissions

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Introduction • Shock Operating (3 axes for drives) no performance change Operating (3 axes for drives) no data loss Non-Operating (3 axes) no damage 5.0 g peak for 3 ms: half sine 8.0 g peak for 11 ms: half sine 0 km to 15.2 km (0 to 50,000 ft) • Altitude Operating Non-Operating 0 km to 4.6 km (0 to 15,000 ft) 0 km to 15.2 km (0 to 50,000 ft) • Transportation Vibration Type 1 package (3 axes) Swept Sine 0.5 g peak, 5-200-5 Hz @ 1 octave/min Random 5 min dwell at peak resonance 5-100 Hz @ 0.015 g2/Hz 100-200 Hz @ -6 dB/octave 200 Hz @ 0.0038 g2/Hz(≈1.47 g rms) (30 min/axis) Impact Type 1 package 10 vertical impacts (6 faces and 4 bottom package corners from 910 mm height) • Suspended Particles Operating and Non-Operating Suspended particle environment, particles

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Introduction
1–4
•
Shock
Operating (3 axes for drives)
no performance change
5.0 g peak for 3 ms: half sine
Operating (3 axes for drives)
no data loss
8.0 g peak for 11 ms: half sine
Non-Operating (3 axes)
no damage
0 km to 15.2 km (0 to 50,000 ft)
•
Altitude
Operating
0 km to 4.6 km (0 to 15,000 ft)
Non-Operating
0 km to 15.2 km (0 to 50,000 ft)
•
Transportation
Vibration
Type 1 package (3 axes)
Swept Sine
0.5 g peak, 5–200–5 Hz @ 1 octave/min
5 min dwell at peak resonance
Random
5–100 Hz @ 0.015 g
2
/Hz
100–200 Hz @ –6 dB/octave
200 Hz @ 0.0038 g
2
/Hz(
≈
1.47 g rms)
(30 min/axis)
Impact
Type 1 package
10 vertical impacts (6 faces and 4 bottom package corners from
910 mm height)
•
Suspended Particles
Operating and Non–Operating
Suspended particle environment,
particles <200 microgram/cubic meter
•
Acoustic Noise Emissions
<5.0 bel soundpower