Seagate SkyHawk Product Manual, Rev. B
16
Drive Specifications
2.7
Environmental specifications
This section provides the temperature, humidity, shock, and vibration specifications for NAS HDDs. This section provides
the temperature, humidity, shock, and vibration specifications.
2.7.1 Drive case temperature
Ambient temperature is defined as the temperature of the environment immediately surrounding the drive. Above 1000ft.
(305 meters), the maximum temperature is derated linearly by 1°C every 1000 ft. Drive case temperature should be
measured at the location indicated in
2.7.2 Temperature
†
Seagate does not recommend operating at sustained case temperatures above 60
°
C.
Operating at higher temperatures will reduce useful life of the product.
2.7.3 Temperature gradient
2.7.4 Humidity
2.7.4.1
Relative humidity
2.7.4.2
Wet bulb temperature
2.7.5 Altitude
Non-operating (Ambient)
–40° to 70°C (–40° to 158°F)
Operating ambient (min °C)
5° (41°F)
Operating (Drive case max °C)
70
†
(158°F)
Operating
20°C per hour (36°F per hour max), without condensation
Non-operating
30°C per hour (54°F per hour max)
Operating
5% to 90% non-condensing (30% per hour max)
Nonoperating
5% to 95% non-condensing (30% per hour max)
Operating
26°C / 78.8°F (rated)
Non-operating
29°C / 84.2°F (rated)
Operating
–304m to 3048m (–1000 ft. to 10,000 ft.)
Non-operating
–304m to 12,192m (–1000 ft. to 40,000+ ft.)
