Seagate ST92811A Computer Drive User Manual


 
Momentus 5400.1 Product Manual, Rev. F
11
2.10 Environmental 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 60°C (140°F) within the operating ambient conditions.
Above 1,000 feet (305 meters), the maximum temperature is derated linearly by 1°C every 1000 feet.
2.10.2 Temperature gradient
2.10.3 Humidity
2.10.3.1 Relative humidity
2.10.3.2 Wet bulb temperature
2.10.4 Altitude
Operating 5° to 55°C (41° to 131°F)
Nonoperating –40° to 65°C (–40° to 149°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 33°C (91.4°F max)
Nonoperating 40°C (104°F max)
Operating –198.12 m to 3,048 m (–650 ft to 10,000+ ft)
Nonoperating –304.8 to 12,192 m (–1,000 ft to 40,000+ ft)