Seagate ST3250623NS, ST3250823NS, ST3400632NS, ST3400832NS manual Environmental specifications

Page 17

drive activity is required, the drive makes a transition to Standby mode. In both Idle and Standby mode, the drive accepts all commands and returns to Active mode when disc access is necessary.

2.9Environmental specifications

2.9.1Ambient 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 for standard models, or 64°C (147°F) within the operating ambient conditions for all models.

Above 1,000 feet (305 meters), the maximum temperature is derated linearly to 112°F (44°C) at 10,000 feet (3,048 meters).

Operating:

0° to 60°C (32° to 140°F)

 

 

Nonoperating:

–40° to 70°C (–40° to 158°F)

 

 

2.9.2Temperature gradient

Operating:

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

 

 

Nonoperating:

30°C per hour (86°F per hour max)

 

 

2.9.3Humidity

2.9.3.1Relative humidity

Operating:

5% to 90% noncondensing (30% per hour max)

 

 

Nonoperating:

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

 

 

2.9.3.2Wet bulb temperature

Operating:

37.7°C (99.9°F max)

 

 

Nonoperating:

40°C (104°F max)

 

 

2.9.4Altitude

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.)

 

 

2.9.5Shock

All shock specifications assume that the drive is mounted securely with the input shock applied at the drive mounting screws. Shock may be applied in the X, Y or Z axis.

2.9.5.1Operating shock

These drives comply with the performance levels specified in this document when subjected to a maximum operating shock of 63 Gs based on half-sine shock pulses of 2 msec. Shocks should not be repeated more than two times per second.

NL35 Series SATA Product Manual, Rev. B

11

Page 16 Page 18
Image 17
Page 16 Page 18
Contents ST3400832NS ST3400632NS ST3250823NS ST3250623NS NL35 Series Serial ATAPage Contents NL35 Series Sata Product Manual, Rev. B List of Figures Page NL35 Series Serial ATA IntroductionAbout the Serial ATA interface Specification summary tables Drive specificationsSustained transfer rate OD Mbytes/sec Nonoperating LBA mode Default logical geometryFormatted capacity Cylinders Read/write heads Sectors per track 16,383Recording and interface technology Physical characteristicsSeek time Typical seek times msec Read WriteStart/stop times Power specificationsTypical current profiles DC power requirementsActive mode Power-management modesIdle mode Sleep modeEnvironmental specifications Acoustics Reliability Electromagnetic immunityRadio frequency environments Test Description Performance level Reference standardAgency certification Safety certificationElectromagnetic compatibility Korean RRLCorrosive environment Environmental protectionAustralian C-Tick N176 FCC verificationPage Handling and static-discharge precautions Configuring and mounting the driveSerial ATA cables and connectors Configuring the driveDrive mounting Mounting dimensions-top, side and end viewNL35 Series Sata Product Manual, Rev. B Hot-Plug compatibility Serial ATA Sata interfaceSerial ATA connector pin definitions Serial ATA device plug connector pin definitionsSignal Pin Function DefinitionCommand name Command code in hex Supported ATA commandsSupported ATA commands F4H Word Description Value Identify Device commandXx07H Bit Word Description if bit is set to Bit WordSet Features command values Set Features commandA.R.T. commands 3 S.M.A.R.T. commands3.1 S.M.A.R.T. Command Transport SCT Code in features register A.R.T. commandNL35 Series Sata Product Manual, Rev. B Internet Seagate Technology support servicesPresales Support Technical SupportData Recovery Services Call Center Toll-free Direct dial Warranty ServiceData Recovery Services Authorized Service Centers Index ITE RPM Page Page Seagate Technology LLC
Top Page Image Contents