Seagate ST3400820ACE Manual De Usuario
14
DB35.3 Series PATA Product Manual, Rev. C
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
Actual drive case temperature should not exceed
75°C (167°F) within the operating ambient conditions. Rec-
Above 1,000 feet (305 meters), the maximum temperature is derated linearly to 112°F (44°C) at 10,000 feet
(3,048 meters).
(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
Operating
ST3320820ACE, ST3300820ACE and ST3250820ACE
ST3500830ACE and ST3400820ACE
ST3750840ACE
ST3320820ACE, ST3300820ACE and ST3250820ACE
ST3500830ACE and ST3400820ACE
ST3750840ACE
0° to 65°C (32° to 149°F)
0° to 62°C (32° to 143.6°F)
0° to 60°C (32° to 140°F)
0° to 62°C (32° to 143.6°F)
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
37.7°C (99.9°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.)