Nortel Networks 400-S User Manual download pdf (Page 76)

76 Appendix A Technical specifications

209375-A

Environmental specifications

The operating and nonoperating environment for the Instant Internet 400-S unit is

as follows:

• Operating temperature: 0° to 40° C maximum

• Nonoperating temperature: -25° to 70° C maximum

• Operating humidity

— 8% minimum to 80% maximum

— Relative humidity: noncondensing

• Nonoperating humidity

— 5% minimum to 80% maximum

— Relative Humidity: noncondensing

• Operating altitude: 8,000 feet (2,438 meters) maximum

• Nonoperating altitude: 30,000 feet (9,144 meters) maximum

• Acoustic Noise: 50dBA at 3 feet

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Nortel Networks 400-S User Manual Page 76