Appendix a technical specifications, Physical specifications, Environmental specifications – Nortel Networks Instant Internet 400 Unit User Manual
Page 51: Appendix a, “technical specifications
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Setting Up the BayStack Instant Internet 400 Unit
Appendix A
Technical specifications
This appendix describes the physical and environmental specifications for your
Instant Internet 400 unit.
Physical specifications
The Instant Internet 400 unit is 17 inches wide by 15.25 inches deep and
3.875 inches high (19-inch rack-mountable, 2-rack units).
Environmental specifications
The operating and nonoperating environment for the Instant Internet 400 unit is as
follows:
•
Operating Temperature: 10° to 40° C maximum
•
Nonoperating Temperature: -44° to 66° C maximum
•
Operating Humidity
— 20% minimum to 80% maximum
— Relative Humidity: noncondensing
•
Nonoperating Humidity
— 10% minimum to 95% maximum
— Relative Humidity: noncondensing
•
Operating Altitude: 8,000 feet (2,438 meters) maximum
•
Nonoperating Altitude: 30,000 feet (9,144 meters) maximum
•
Acoustic Noise: 55dBA at 1 meter