Lenovo ThinkEdge SE70, User Manual, Page: 19 / 46

Operating environment
Note: The operating environment is not applicable for hardware accessories. The operating temperature of
various accessories depends on the corresponding accessory temperature specification.
The operating environment for the industrial device must be:
• Over Voltage Category II
• Pollution degree 2
• Dry location
• IP Protection class: IP51
Maximum altitude (without pressurization)
• Operating: From 0 m (0 ft) to 4572 m (15 000 ft)
• Storage: From 0 m (0 ft) to 12 192 m (40 000 ft)
Temperature
• Operating
– 1.6 L (65 W adapter) Ambient temperature from –20°C (-4°F) to 60°C (140°F) (with the air flow speed at
0.7 m/s)
– 2.0 L (300 W adapter) Ambient temperature from 0°C (32°F) to 40°C (104°F) (with the air flow speed at
0.7 m/s)
• Storage in original shipping packaging: From -40°C (-40°F) to 60°C (140°F)
• Storage without packaging: From -40°C (-40°F) to 85°C (185°F)
Note: If your computer is stored or transported in temperatures less than –20°C (-4°F), allow the computer
to rise slowly to an optimal operating temperature before use. Using the computer in a lower operating
temperature might result in irreparable damage to your computer.
Relative humidity
• Operating: 95% (non-condensing) at 40°C (104°F)
• Storage: 10%-90% (non-condensing) at 60°C (140°F)
USB specifications
Note: Depending on the model, some USB connectors might not be available on your computer.
Statement on USB transfer rate
Depending on many factors such as the processing capability of the host and peripheral devices, file
attributes, and other factors related to system configuration and operating environments, the actual transfer
rate using the various USB connectors on this device will vary and will be slower than the data rate listed
below for each corresponding device.
USB device Data rate (Gbit/s)
3.2 Gen 1
5
3.2 Gen 2
10
3.2 Gen 2 × 2
20
Chapter 1
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Meet your computer
13