Dell OptiPlex E1 User Manual download pdf (Page 29)

System Overview 1-21

DC power supply

wattage . . . . . . . . . . . . . . . . 145 W

Power-supply heat

dissipation . . . . . . . . . . . . . . 808 BTU (nominal)

Power supply voltage. . . . . . 90 to 135 V at 60 Hz; 180 to 265 V at 50 Hz

Backup battery. . . . . . . . . . . 3-V CR2032 coin cell

Height . . . . . . . . . . . . . . . . . 10.9 cm (4.3 inches)

Width. . . . . . . . . . . . . . . . . . 40.89 cm (16.1 inches)

Depth. . . . . . . . . . . . . . . . . . 43.69 cm (17.2 inches)

Weight (minimum). . . . . . . . 10.89 kg (24.0 lb)

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 1 octave/min

Storage . . . . . . . . . . . . . 0.5 G at 3 to 200 Hz at 1 octave/min

Maximum shock:

Operating. . . . . . . . . . . . left side (for computers operating in a verti-

cal orientation) and bottom half-sine pulse

with a change in velocity of 50.8 cm/sec

(20 inches/sec)

Storage . . . . . . . . . . . . . 27-G faired square wave with a velocity

change of 508 cm/sec (200 inches/sec)

Altitude:

Operating. . . . . . . . . . . . –16 to 3048 m

(–50 to 10,000 ft)

Storage . . . . . . . . . . . . . –16 to 10,600 m (–50 to 35,000 ft)

The maximum operating temperature of 35°C (95°F) is for altitudes below 914.6 m (3000 ft).

Above 914.6 m (3000 ft) the maximum operating temperature is reduced.

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Dell OptiPlex E1 User Manual Page 29