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Dell OptiPlex 755 - Page 179

Dell OptiPlex 755
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Small Form Factor Computer Specifications 179
Heat dissipation
938 BTU/hr
NOTE: Heat dissipation is calculated based upon the power supply
rating.
Voltage
manual selection power supplies — 90 to 135 V at 50/60 Hz; 180 to
265 V at 50/60 Hz
Backup battery 3-V CR2032 lithium coin cell
Physical
Height
9.26 cm (3.65 inches)
Width
31.37 cm (12.35 inches)
Depth
34.03 cm (13.40 inches)
Weight
7.4 kg (16.4 lb)
Environmental
Temperature:
Operating
10° to 35°C (50° to 95°F)
Storage
–40° to 65°C (–40° to 149°F)
Relative humidity 20% to 80% (noncondensing)
Maximum vibration:
Operating
0.25 G at 3 to 200 Hz at 0.5 octave/min
Storage
0.5 G at 3 to 200 Hz at 1 octave/min
Maximum shock:
Operating
bottom half-sine pulse with a change in velocity of 20 inches/sec
(50.8 cm/sec)
Storage
27-G faired square wave with a velocity change of 200 inches/sec
(508 cm/sec)
Altitude:
Operating
–15.2 to 3048 m (–50 to 10,000 ft)
Storage
–15.2 to 10,668 m (–50 to 35,000 ft)
Airborne contaminant level G2 or lower as defined by ISA-S71.04-1985
Power
(continued)

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