2.10Environmental specifications
2.10.1Ambient temperature
Ambient temperature is defined as the temperature of the environment immediately surrounding the drive. Actual drive case temperature should not exceed 70°C (158°F) within the operating ambient conditions.
Above 1,000 feet (305 meters), the maximum temperature is derated linearly by 1°C every 1000 feet.
Operating: | 0° to 60°C (32° to 140°F) |
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Nonoperating: | |
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2.10.2Temperature gradient
Operating | 20°C per hour (68°F per hour max), without condensation |
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Nonoperating | 35°C per hour (95°F per hour max), without condensation |
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2.10.3Humidity
2.10.3.1Relative humidity
Operating | 5% to 95% noncondensing (30% per hour max) |
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Nonoperating | 5% to 95% noncondensing (30% per hour max) |
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2.10.3.2Wet bulb temperature
Operating | 37.7°C (99.86°F max) |
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Nonoperating | 40°C (104°F max) |
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2.10.4Altitude
Operating | |
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Nonoperating | |
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Momentus 5400.6 SATA Product Manual, Rev. A | 11 |