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Seagate Surveillance HDD Product Manual, Rev. B 12
www.seagate.com Drive Specifications
2.9 Environmental specifications
This section provides the temperature, humidity, shock, and vibration specifications for Surveillance HDDs. 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. Refer to
Section 3.4 on page 18 for base plate
measurement location.
2.9.1 Ambient Temperature (drive case temperature)
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 0° to 70°C (32° to 140°F)
Non-operating –40° to 70°C (–40° to 158°F)
Operating 20°C per hour (68°F per hour max), without condensation
Non-operating 30°C per hour (86°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 37.7°C (99.9°F max)
Non-operating 40°C (104°F max)
Operating –304m to 3048m (–1000 ft. to 10,000 ft.)
Non-operating –304m to 12,192m (–1000 ft. to 40,000+ ft.)