Dell Latitude E7440 Owner's Manual page 62

Feature
Operating
Non-Operating
Table 29. Physical
Feature Latitude 7240
Height 20.0 mm (0.79 inch)
Width 310.5 mm (12.22 inches)
Depth 211.0 mm (8.3 inches)
Weight (with 3- 1.36 kg (2.99 lb)
cell battery)
Table 30. Environmental
Feature
Temperature:
Operating
Storage
Relative humidity (maximum):
Operating
Storage
Altitude (maximum):
Operating
Non-Operating
Airborne contaminant level
62
Specification
0 °C to 40 °C (32 °F to 104 °F)
–40 °C to 70 °C (–40 °F to 158 °F)
Specification
0 °C to 60 °C (32 °F to 140 °F)
–51 °C to 71 °C (–59 °F to 159 °F)
10 % to 90 % (non condensing)
5 % to 95 % (non condensing)
–15.2 m to 3048 m (–50 to 10,000 ft)
0° to 35°C
–15.24 m to 10,668 m (–50 ft to 35,000 ft)
G2 or lower as defined by ISA S71.04–1985
Latitude 7440
21.0 mm (0.80 inch)
337 mm (13.2 inches)
231.5 mm (9.1 inches)
1.63 kg (3.6 lb)