Battery Backup - System Power
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 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
SL1100
ISSUE 2.0
1-74
Battery Backup - System Power
B
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