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Acoustic library interface reliability – Dell PowerVault 132T LTO/SDLT (Tape Library) User Manual

Page 85

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Shipping Shock and Vibration

Acoustic

Library Interface

Reliability

Swept Sine

Range

Peak G

Desktop & Rackmount 3-500-3

0.3

Random Vibration

Frequency

G2/Hz

Desktop

5
17
45
48
62
65
150
200
500

2.0x10 -7
2.2x10 -5
2.2x10 -5
2.2x10 -5
2.2x10 -5
2.2x10 -5
2.6x10 -5
2.2x10 -5
2.2x10 -2

Rackmount

5
17
45
48
62
65
150
200
500

2.0x10 -5
1.1x10 -3
1.1x10 -3
8.0x10 -3
8.0x10 -3
1.0x10 -3
1.0x10 -3
5.0x10 -4
5.0x10 -4

Shock

Pulse Amplitude (G) Pulse Width

Desktop
V
H
Rackmount
V
H

  

75
50
  

50
50

  

2
2
  

3
3

Sinusoidal

Frequency

Peak (G)

All three axis

2 — 200 — 2

0.5 g

Random Vibration

Frequency

PSD Level (G2/Hz)

All three axis

2
4
8
40
55
70
200

0.0010
0.0300
0.0300
0.0030
0.0100
0.0100
0.0010

Shock

  

  

All six faces

Acceleration: 25 G,
25 ms, Square wave

Velocity: 55.5 m/s change in half sine wave pulse, 2-3 ms duration

Drop

Height

  

All six faces, 1 edge, 1 corner 24"

  

Designation

Class 3C Table Top Unit

Upper Limit of Operating Sound Power*

62 dB (6.2 Bels)

Upper Limit of Idle Sound Power**

60 dB (6.0 Bels)

Maximum Operator Position Sound Pressure

61 dB

*Operating is defined as exercising both robotic and tape drive components.
**Idle mode is defined as the unit being powered on with no robotic or tape
drive action.

SCSI

The library can communicate through external HD 68 pin SCSI connectors on the Drive Module.
LVD

Fibre
Channel

The library can communicate through FC drives. A fibre channel interface is also provided in the optional Storage Networking Controller. It will
support 50 Micron Multi-Mode Short-wave and 65 Micron Multi Mode Fibre.

MTBF (Mean Time Between Failures)

100,000 hours

MTTR (Mean Time To Repair)

Less than 30 minutes

MSBF (Mean Swap Between Failures)
(A swap is defined as a pick and a place followed by a pick and a place)

500,000 swaps