9 environmental specifications, 1 ambient temperature, 2 temperature gradient – Maxtor DIAMONDMAX 100451230 User Manual

Page 28: 3 humidity, 1 relative humidity, 2 wet bulb temperature, 4 altitude, 5 shock, 1 operating shock

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20

DiamondMax 21 Serial ATA Product Manual, Rev. A

2.9

Environmental specifications

2.9.1

Ambient temperature

Ambient temperature is defined as the temperature of the environment immediately surrounding the drive.
Actual drive case temperature should not exceed 69°C (156°F) within the operating ambient conditions.

Above 1,000 feet (305 meters), the maximum temperature is derated linearly to 112°F (44°C) at 10,000 feet
(3,048 meters).

2.9.2

Temperature gradient

2.9.3

Humidity

2.9.3.1

Relative humidity

2.9.3.2

Wet bulb temperature

2.9.4

Altitude

2.9.5

Shock

All shock specifications assume that the drive is mounted securely with the input shock applied at the drive
mounting screws. Shock may be applied in the X, Y or Z axis.

2.9.5.1

Operating shock

These drives comply with the performance levels specified in this document when subjected to a maximum
operating shock of 68 Gs based on half-sine shock pulses of 2 msec. Shocks should not be repeated more
than two times per second.

Operating:

0° to 60°C (32° to 140°F)

Nonoperating:

–40° to 70°C (–40° to 158°F)

Operating:

20°C per hour (68°F per hour max), without condensation

Nonoperating:

30°C per hour (86°F per hour max)

Operating:

5% to 90% noncondensing (30% per hour max)

Nonoperating:

5% to 95% noncondensing (30% per hour max)

Operating:

37.7°C (99.9°F max)

Nonoperating:

200 - 750 GB models: 37.7°C (99.9°F max)

40 - 160 GB models: 40°C (104°F max)

Operating:

–60.96 m to 3,048 m (–200 ft. to 10,000+ ft.)

Nonoperating:

–60.96 m to 12,192 m (–200 ft. to 40,000+ ft.)

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