Seagate ST33000651AS manual Environmental specifications Ambient temperature, Temperature gradient

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Drive Specifications

2.7Environmental specifications

2.7.1 Ambient temperature

Ambient temperature is defined as the temperature of the environment immediately surrounding the drive. Actual drive case temperature should not exceed 69°C (156°F) within the operating ambient conditions.

Operating	0° to 60°C (32° to 140°F)

Nonoperating *	–40° to 70°C (–40° to 158°F)

* See Section for reliability projections.

2.7.2 Temperature gradient

Operating	20°C per hour (68°F per hour
	max), without condensation

Nonoperating	30°C per hour (86°F per hour
	max)

2.7.3	Humidity
2.7.3.1	Relative humidity

Operating		5% to 95% noncondensing
		(30% per hour max)

Nonoperating		5% to 95% noncondensing
		(30% per hour max)

2.7.3.2Wet bulb temperature

Operating	37.7°C (99.9°F max)

Nonoperating	40°C (104°F max)

2.7.4 Altitude

Operating	–60.96m to 3,048m (–200 ft
	to 10,000+ ft)

Nonoperating	–60.96m to 12,192m (–200 ft
	to 40,000+ ft)

Barracuda XT SATA Product Manual, Rev. D

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Contents

100586689 Rev. D September BarracudaXTRevision Date Description of changes Revision HistoryContents Barracuda XT Sata Product Manual, Rev. D Figures Barracuda XT Sata Product Manual, Rev. D Seagate Technology Support Services Barracuda XT Sata Product Manual, Rev. D About the Serial ATA interface IntroductionDrive Specifications Formatted capacity LBA modeDefault logical geometry Power specifications Physical characteristicsRecording and interface technology Start/stop timesOperating power and current Read/write power and currentIdle mode power Standby modeTypical 12V startup and operation current profiles 3000GB Typical 5V startup and operation current profiles 3000GBTypical 12V startup and current profiles 2000GB Typical 5V startup and current profiles 2000GBVoltage tolerance Power management modesConducted noise Temperature gradient Environmental specifications Ambient temperatureHumidity AltitudeAcoustics ShockVibration Test Description Performance level Reference Standard Test for Prominent Discrete Tones PDTsElectromagnetic immunity Agency certification Safety certification WarrantyElectromagnetic Compatibility EMC FCC verificationCorrosive environment Environmental protectionChina Restriction of Hazardous Substances RoHS Directive Drive Specifications Serial ATA cables and connectors Handling and static-discharge precautionsConfiguring the drive Attaching Sata cabling Drive mountingMounting dimensions 3000GB model Mounting dimensions 2000GB model Ground 2nd mate 3V powerSegment Pin Function Definition 12V power, pre-charge, 2nd mate 3V power, pre-charge, 2nd mate12V power P14Command name Command code in hex Supported ATA commandsCommand name Word Description Value Identify Device commandNumber of current logical heads Or Write Multiple commandNumber of current logical sectors per logical track 57-58 Current capacity in sectorsFffeh BE01H00DEH Bit Word AAH Set Features commandEnable read look-ahead read cache feature default Code in features register A.R.T. command 3 S.M.A.R.T. commandsBarracuda XT Sata Product Manual, Rev. D Master/slave 9 mountingBarracuda XT Sata Product Manual, Rev. D Barracuda XT Sata Product Manual, Rev. D Barracuda XT Sata Product Manual, Rev. D Page ASIA/PACIFIC Seagate Technology LLC

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