Seagate ST9120315AS ユーザーズマニュアル

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M
OMENTUS 
5400.6 SATA P
RODUCT 
M
ANUAL
, R
EV
. G
  15
  
2.10
E
NVIRONMENTAL SPECIFICATIONS
2.10.1 Ambient temperature
Ambient temperature is defined as the temperature of the environment immediately surrounding the drive. Actual drive case 
temperature should not exceed
 
70°C (158°F) within the operating ambient conditions.
Above 1000 feet (305 meters), the maximum temperature is derated linearly by 1°C every 1000 feet. 
 
Note.
The recommended storage period:
• 1 year under controlled conditions of 34°C 90%RH or less
• 90 days in uncontrolled storage conditions
2.10.2 Temperature gradient
Operating
20°C per hour (68°F per hour max), without condensation
Nonoperating
35°C per hour (95°F per hour max), without condensation
2.10.3 Humidity
2.10.3.1 Relative humidity
Operating
5% to 95% noncondensing (30% per hour max)
Nonoperating
5% to 95% noncondensing (30% per hour max)
2.10.3.2 Wet bulb temperature
Operating
37.7°C (99.86°F max)
Nonoperating
40°C (104°F max)
2.10.4 Altitude
Operating
–304.8 m to 3048 m (–1000 ft to 10,000+ ft)
Nonoperating
–304.8 m to 12,192 m (–1000 ft to 40,000+ ft)
Operating:
0° to 60°C (32° to 140°F)
Nonoperating:
–40° to 70°C (–40° to 158°F)