Dell OptiPlex 3040 Owner's Manual page 50

Table 31. Power
NOTE: Heat dissipation is calculated by using the power supply wattage rating.
Power
Coin cell battery
Table 32. Physical dimension
Feature
Height
Width
Depth
Weight
Table 33. Environmental
Feature
Temperature range
Operating
Storage
Relative humidity (maximum)
Operating
Storage
Maximum vibration
Operating
Storage
Maximum shock
Operating
Storage
Altitude
Operating
Storage
Airborne contaminant level
50
Wattage
240 W
Specifications
350.00 mm (13.77 inches)
154.00 mm (6.06 inches)
274.00 mm (10.78 inches)
8.00 kg (17.64 lb)
Specification
5°C to 35°C (41°F to 95°F)
–40°C to 65°C (–40°F to 149°F)
20 percent to 80 percent (non-condensing)
5 percent to 95 percent (non-condensing)
0.26 Grms
2.20 Grms
40 G
105 G
–15.2 m to 3048 m (–50 to 10,000 ft)
–15.20 m to 10,668 m (–50 ft to 35,000 ft)
G1 or lower as defined by ANSI/ISA-S71.04-1985
Maximum Heat
Dissipation
819.00 BTU/hr
3 V CR2032 lithium coin cell
Voltage
100 V AC to 240 V AC,
50 Hz to 60 Hz, 4A/2A