Dell E2221HN User Manual page 14

Environmental characteristics
Model
Temperature:
Operating
Non-operating:
Storage Shipping
Humidity:
Operating
Non-operating:
Storage Shipping
Altitude:
Operating (maximum)
Non-operating (maximum) 12,192 m (40,000 ft)
Model
Thermal dissipation
│
14 About your monitor
E2221HN/E2421HN
0°C to 40°C (32°F to 104°F)
-20°C to 60°C (-4°F to 140°F)
10% to 80% (non-condensing)
5% to 90% (non-condensing)
5,000 m (16,400 ft)
E2221HN
54.59 BTU/hour (maximum)
44.36 BTU/hour (typical)
E2421HN
68.24 BTU/hour (maximum)
51.18 BTU/hour (typical)