User's Manual A. Backup Battery Pack
Version 4.4.0 457 MP26x/MP27x
A.6 Environment Conditions
The table below describes the environment operating conditions for the Backup Battery
Pack.
Table A-2: Backup Battery Pack Environment Operating Conditions
Condition Description
Operating Temperature 0°C 40°C, the temperature rise of adapter surface
should be less than 20°C
Operating Relative Humidity 10% 90%
Storage Temperature -20°C +80°C
Relative Humidity 5% 95%
Storage Period* 6 months
*Batteries should be used within six months of the date of manufacture.