Environmental Specifications; Acoustic Noise; Acoustic Noise Specification - Fujitsu MPD3XXXAT Product Manual

1.4

Environmental Specifications

Table 1.4 lists the environmental specifications.
Temperature
• Operating
• Non-operating
• Thermal Gradient
Humidity
• Operating
• Non-operating
• Maximum Wet Bulb
Altitude (relative to sea level)
• Operating
• Non-operating
1.5

Acoustic Noise

Table 1.5 lists the acoustic noise specification.
Sound Power
per ISO 7779 and
ISO9296
Idle mode
(Typical at 1m)
(DRIVE READY)
Seek mode (Random)
Sound Pressure Idle mode
(Typical at 1m) (DRIVE READY)
Seek mode (Random)
1 - 8
Table 1.4 Environmental specifications
Table 1.5

Acoustic noise specification

Model MPD3043AT
3.4 bels
4.0 bels
29 dBA
35 dBA
C141-E069-02EN
5°C to 55°C (ambient)
5°C to 60°C (disk enclosure surface)
–40°C to 60°C
20°C/hour or less
8% to 80%RH (Non-condensing)
5% to 85%RH (Non-condensing)
29°C
–60 to 3,000 m (–200 to 10,000 ft)
–60 to 12,000 m (–200 to 40,000 ft)
MPD3064AT MPD3108AT
MPD3084AT MPD3130AT
3.5 bels 3.6 bels
4.1 bels 4.2 bels
30 dBA 31 dBA
36 dBA 37 dBA
MPD3173AT
3.7 bels
4.3 bels
32 dBA
38 dBA