Dell Latitude 14 Rugged Extreme 7414 Guide De Mise En Route page 85

Feature Specifications
Temperature — –51°C to 71°C (–60°F to 160°F)
storage
Relative humidity 10% to 90% (noncondensing)
(maximum) —
operating
Relative humidity 0% to 95% (noncondensing)
(maximum) —
storage
Altitude –15.24 m to 4572 m (–50 ft to 15,000 ft)
(maximum) —
operating
Altitude –15.24 m to 9144 m (–50 ft to 30,000 ft)
(maximum) —
nonoperating
Airborne G1 as defined by ISA-71.04–1985
contaminant level
20