ISSUE 2.0
Description
An External battery box provides complete system operating power for approximately 1 hour during
commercial power outages. Actual time depends on system configuration, traffic conditions, and the
capacity of the batteries.
Conditions
• During normal operation, the batteries are continually recharged by a built-in charging circuit.
• External Battery Box can be connected to the system to back up the system in the event of
commercial power outage. Refer to the SL1000/SL1100 System Hardware Manual for further
details.
Default Settings
None
System Availability
Terminals
Not applicable
Required Component(s)
CPU
Related Features
Battery Backup - System Memory
Programming
None
Operation
None
Features and Specifications Manual
Battery Backup - System Power
SL1000/SL1100
B
1-57