Intermec m90 User Guide
M90 PDE Unit
20 M90 Series Portable Data Entry Unit User’s Guide
Battery Life
" NOTE:
These approximate time periods are estimated for general usage.
Your machine and configuration may differ.
Continuous Operation:
When data is continuously entered and the display remains
on (not communicating).
"
Alkaline batteries (see note) Five hours
"
Rechargeable batteries
Five hours
Normal Daily Use:
When data is entered at a normal rate one barcode scan ev-
ery five seconds.
"
Alkaline batteries (see note) 12 to 14 hours
"
Rechargeable batteries
Laser Scanner option
12 to 14 hours
CCD Scanner option
7 to 8 hours
No Active Use:
When the M90 PDE unit is not used or turned off.
"
Main batteries:
Alkaline batteries
(see note) Two months
Rechargeable batteries
Two months
"
Backup battery
Two years
When the main battery is removed, the backup battery will
preserve the program and data for two years.
" NOTE:
Alkaline batteries are not available for units with CCD scanners.