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Meridian Digital Telephone IP Adapter Installation and Administration Guide 29
October 2001 Planning for installation
Specification Minimum Maximum
Normal operation
Recommended:
!
Temperature
!
Relative humidity
!
0°C (32°F)
!
10%
!
65°C (149°F)
!
95% (non-condensing)
Absolute:
!
Temperature
!
Relative humidity
!
0°C (32°F)
!
5%
!
70°C (158°F)
!
95% (non-condensing)
Short term (less than 72 hours): 0°C (32°F) 70°C (158°F)
Rate of change 0°C (32°F) to 60°C (140°F) per 3 minutes
Storage
Recommended temperature -50°C (-58°F) 70°C (158°F)
Relative humidity 5% 95% RH (non-
condensing)
Temperature shock
In three minutes -50°C (-58°F) 25°C (77°F)
In three minutes 70°C (158°F) 25°C (77°F)
Non-condensing -40°C (-40°F) 70°C (158°F)
Power consumption
Vo l t ag e
Current
24VDC
0.62A