Nortel Networks Instant Internet 400 Unit Network Router User Manual


 
51
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