Feature
Latitude E5440
Latitude E5540
Rated output voltage
19.5 +/– 1.0 VDC
19.5 +/– 1.0 VDC
Temperature range:
Operating
0 °C to 40 °C (32 °F to 104 °F)
0 °C to 40 °C (32 °F to 104 °F)
Non-Operating
–40 °C to 70 °C (–40 °F to 158 °F)
–40 °C to 70 °C (–40 °F to 158 °F)
Table 27. Physical
Physical
Latitude E5440
Latitude E5540
Touch
Non-touch
Touch
Non-touch
Height
Front - 27.70 mm
(1.09 inches)
Back - 32.20 mm
(1.27 inches)
Front - 25.20 mm
(0.99 inch)
Back - 28.65 mm
(1.13 inches)
Front - 28.25 mm
(1.11 inches)
Back - 33.60 mm
(1.32 inches)
Front - 26.00 mm
(1.02 inches)
Back - 29.70 mm
(1.17 inches)
Width
338.00 mm (13.31 inches)
379.00 mm (14.92 inches)
Depth
235.00 mm (9.25 inches)
250.50 mm (9.86 inches)
Weight
(minimu
m)
1.99 kg (4.40 lb)
2.42 kg (5.35 lb)
Table 28. Environmental
Feature
Specification
Temperature:
Operating
0 °C to 35 °C (32 °F to 95 °F)
Storage
–40 °C to 65 °C (–40 °F to 149 °F)
Relative humidity (maximum):
Operating
10 % to 90 % (non condensing)
Storage
5 % to 95 % (non condensing)
Altitude (maximum):
Operating
–15.24 m to 3048 (–50 ft to 10,000 ft ft)
Non-Operating
–15.24 m to 10,668 m (–50 ft to 35,000 ft)
Airborne contaminant level
G1 as defined by ISA-71.04–1985
62