Dell Alienware Area 51 R2 (Late 2014) - Manual (Page 15)

Specifications
Views
System
Information
Memory
Ports and
Connectors
Dimensions and
Weight
Storage Communications Video Audio
Power Ratings
Media-Card
Reader
Computer
Environment
Computer Environment
Airborne contaminant level G2 or lower as defined by ISA‑S71.04‑1985
Operating Storage
Temperature range 5°C to 35°C (41°F to 95°F) –40°C to 65°C (–40°F to 149°F)
Relative humidity (maximum) 10% to 90% (non‑condensing) 0% to 95% (non‑condensing)
Vibration (maximum) 0.26 grms 1.37 grms
Shock (maximum) 40 G for 2 ms with a change in velocity of
20 in/s (51 cm/s)
†
105 G for 2 ms with a change in velocity of
52.5 in/s (133 cm/s)
Altitude (maximum) –15.24 m to 3048 m (–50 ft to 10,000 ft) –15.24 m to 10,668 m (–50 ft to 35,000 ft)
* Measured using a random vibration spectrum that simulates user environment.
† Measured using a 2 ms half‑sine pulse when the hard drive is in use.