Lenovo ThinkSystem DE Series Hardware Installation And Maintenance Manual page 15

Specification
Acoustic noise
Environment requirements
DE2000H (24 drives)
Sound power: 6.8 bels maximum
• Air temperature:
– Operating: 10°C to 40°C (50°F to 104°F)
– Storage or shipping: –40°C to 70°C (–40°F to 158°F)
• Relative humidity:
– Operating: 20%–80%
– Storage: 5%–95%
– Shipping: 10%–95%
• Altitude range:
– Operating: 0 m to 3048 m (0 ft to 10000 ft)
– Storage: –305 m to 12 192 m (–1000 ft to 39990 ft)
Note: If you plan to operate a system at an altitude between 3280 ft to 9842 ft (1000
m to 3000 m) above sea level, lower the environmental temperature 3.1°F (1.7°C) for
every 3280 ft (1000 m) above sea level.
. 9
Chapter 1 Introduction