1.4Environmental Specifications
Table 1.4 lists the environmental specifications.
| Table 1.4 | Environmental specifications | |
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Temperature |
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• | Operating |
| 5°C to 55°C (ambient) |
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| 5°C to 60°C (disk enclosure surface) |
• |
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• | Thermal Gradient |
| 20°C/h or less |
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Humidity |
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• | Operating |
| 8% to 80%RH |
• |
| 5% to 85%RH | |
• | Maximum Wet Bulb |
| 29°C |
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Altitude (relative to sea level) |
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• | Operating |
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• |
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1.5Acoustic Noise
Table 1.5 lists the acoustic noise specification.
Table 1.5 Acoustic noise specification
| Operating | Model | MPB3021AT | MPB3032AT | MPB3052AT | |
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| MPB3043AT | MPB3064AT | ||
| mode |
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Sound Power | Idle mode |
| 3.6 bels | 3.7 bels | 3.8 bels | |
per ISO7779 and ISO9296 | (DRIVE READY) | |||||
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(Typical at 1m) |
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Seek mode (Random) | 4.2 bels | 4.3 bels | 4.3 bels | |||
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Sound Pressure | Idle mode |
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| 35 dBA |
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(Typical at 1m) | (DRIVE READY) |
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Seek mode (Random)
40 dBA
1 - 8 |