HP EliteDesk 800 Maintenance and Service Guide - HP EliteDesk 800 G1 Tower, HP - Page 289

USDT specifications Chassis Height Width Depth 2.60 in 9.90 in 10.00 in 6.6 cm 25.1 cm 25.4 cm (depth will increase if the computer is equipped with a port security bracket) Approximate Weight 6.8 lb 3.1 kg Weight Supported (maximum distributed load in desktop position) 77 lb 35 kg Temperature Range (values subject to change with increasing altitude above sea level) Operating Nonoperating 50° to 95° F -22° to 140° F 10° to 35° C -30° to 60° C NOTE: Operating temperature is derated 1.0° C per 300 m (1,000 ft) to 3,000 m (10,000 ft) above sea level, no direct sustained sunlight. Maximum rate of change is 10° C (50° F)/Hr. The upper limit may be limited by the type and number of options installed. Relative Humidity (noncondensing) Operating (28° C (82.4° F) max wet bulb) Nonoperating (38.7° C (101.66° F) max wet bulb) 10-90% 5-95% 10-90% 5-95% Maximum Altitude (unpressurized) Operating Nonoperating 10,000 ft 30,000 ft 3,048 m 9,144 m Power Supply Operating Voltage Range Rated Voltage Range1 Rated Line Frequency Operating Line Frequency 90-264 VAC 100-240 VAC 50-60 Hz 47-63 Hz Rated Input Current N/A 1 This system utilizes an active power factor corrected external power supply. This allows the system to pass the CE mark requirements for use in the countries of the European Union. The active power factor corrected power supply also has the added benefit of not requiring an input voltage range select switch. USDT specifications 277