Environmental Requirements

Environmental Requirements

Table 21 lists the environmental specifications of the LTO-3 Half-Height

Tape Drive.

Table 21 Environmental

Requirements

Specification

Operational

Non-operational

 

 

 

Acoustic level idling

52 dBA maximum 5.0 LwA Bels

(A-wt sum)

 

 

 

 

 

Acoustic level operational

57 dBA maximum 5.5 LwA Bels

(A-wt sum)

 

 

 

 

 

Airflow requirements

Internal: 9 CFM (front to back)

N/A

 

 

 

Altitude

max 10,000 feet MSL

40,000 feet (power off)

 

(at 25°C)

 

 

 

 

Humidity gradient

10% per hour

10% per hour

 

 

 

Relative humidity

20% to 80% non-condensing

10% to 95% non-condensing

 

 

 

Shock (1/2 sine wave)

10 Gs peak, 11 msec

40 Gs peak, 11 msec

 

 

 

Temperature

+50° to +104°F

–40° to +149°F

 

(+10° to + 40°C)

(–40° to + 66°C)

 

 

 

Thermal gradient

11°C per hour (10-40°C)

11°C per hour (10-40°C)

 

 

 

Vibration (sweep test)

0.005 inches DA (5-27 Hz)

0.1 inches (5–14 Hz)

 

0.20 G peak (27–1000 Hz)

1.0 G (14–500 Hz)

 

Sweep rate 5–1000 Hz

1.0 octave per minute

 

1.0 octave per minute

2.0 G random (5–500 Hz)

 

 

 

Quantum A-Series Tape Drives User’s Guide

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Quantum Audio A-Series manual Environmental Requirements, Specification Operational Non-operational

A-Series specifications

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