Proface APL3000B - Node Box PC - Manual (Page 149)

PL3000 Series Hardware Manual
7-10
7.2.3 Backup Battery
The battery unit is equipped with a Ni-H battery for backup.
„ Charging time
It takes 15 hours for the battery to become fully charged from empty with the power on.
„ Service life
7.2.4 Replacing Battery Unit
When battery replacement is needed, replace the whole battery unit. The model type of the replacement
battery unit is “APL3000-BATTU”.
Please refer to the Installation Guide included with the Replacement Battery Unit.
• If the PL unit is not used for an extensive period of time, or during initial stage of
new installation of the PL unit, the backup battery be insufficiently charged. The
battery must be fully charged with the unit powered on AC for 15 hours or more. If
the battery is insufficiently charged, the backup battery function may not work
properly.
Conditions for the battery
Service
life (years)
Hours of use per a day: 24 hours (continuous use)
Discharge: 50W 3 minutes discharge, 5 times per year
Surrounding air temperature: 30°C
about 3
• The service life of the battery varies depending on its usage condition. The values
shown above do not guarantee your battery’s service life. It is strongly
recommended that the battery be replaced with a new one as early as possible.