Chapter 5 Specifications

 

 

 

 

 

Reliability

 

 

 

 

 

 

Specification

 

Operational

Non-operational

 

 

 

 

 

 

Humidity gradient

 

10% per hour

10% per hour

 

 

 

 

 

 

Altitude

 

max 10,000 feet MSL

40,000 feet (power off)

 

 

 

 

(at 25°C)

 

 

 

 

 

 

 

Shock (1/2 sine wave)

 

10 Gs peak, 11 msec

40 Gs peak, 11 msec

 

 

 

 

 

 

Vibration (sweep test)

 

0.005 inches DA (5-43 Hz)

0.1 inches (5-–15Hz)

 

 

 

 

0.50 G peak (43–1000 Hz)

1.0 G (15–500 Hz)

 

 

 

 

sweep rate 5-1000Hz;

1.0 octave per minute

 

 

 

 

1.0 octave per minute

 

 

 

 

 

 

 

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)

 

 

 

 

 

 

 

 

 

 

The internal drive operates without degradation of error rates with 100

 

Injected Noise

 

 

 

 

mV of noise injected between the chassis and 0 V at the power connector

 

 

 

at any frequency between 45 Hz and 20 MHz.

Reliability

The LTO-3 Tape Drive is designed for maximum reliability and data integrity. Table 10 summarizes the reliability specifications.

LTO-3 Tape Drive User’s Guide

45

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Image 59
Quantum LTO-3 manual Reliability, Injected Noise