Digital Equipment StorageWorks UltraSCSI DS-BA370 Series, User Manual

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UltraSCSI Enclosure Specifications
UltraSCSI RAID Enclosure A–3
Operating Environments
DIGITAL recommends maintaining the following environments to ensure
proper operation of this product.
Condition Specification
Optimum Operating Environment
(Suggested for optimum operation)
Temperature 18°C to +24°C (+64°F to +75°F) with an
average rate of change of
3°C/hour maximum and a step change of
3°C or less
Relative humidity 40% to 60% (noncondensing) with a
step change of 10% or less (noncondensing)
Altitude Up to 2400 m (8000 ft)
Air quality Not to exceed a maximum of 500,000 particles,
0.5 micron or larger, per cubic foot of air.
Nominal airflow 50 cubic ft/minute
Heat Dissipation 3070 BTUs/hr
Minimum Operating Environment
(Required for proper operation)
Temperature +10°C to +40°C (+50°F to +104°F)
Reduce rating by 1.8°C for each 1000 m
altitude (1.0°F for each 1000 ft altitude)
Relative humidity 10 to 85% at maximum wet bulb temperature of
+32°C (+90°F) and a minimum dew point
of +2°C (+36°F)
Altitude Up to 2400 m (8000 ft)
Air quality Not to exceed a maximum of 500,000 particles,
0.5 micron or larger, per cubic foot of air.
Nominal airflow 40 cubic ft/minute
Heat Dissipation 3070 BTUs/hr
Non-Operating Operating Environment
(Shipping or short term storage)
Temperature –40°C to +66°C (–40°F to +150°F)
Relative humidity 10% to 80% noncondensing
Altitude 4900 m (16,000 ft)