The batteries can power the system for a duration of 90 minutes in the case of a power
outage.
AC power fails The collector or repeater battery pack maintains system functions
for approximately 90 minutes. A message indicating the AC
failure is sent to the Network Collection Engine.
AC power is restored A message is sent to the Network Collection Engine indicating
AC power has been restored.
The battery pack specifications are listed in the following table.
Type Sealed-lead acid, rechargeable
Power 6V, 4.5 amp-hours
Life Five years at 33° C. Battery life decreases by 50% for each 8° C
rise in temperature above 25°C.
Charge time 10 hours at 25° C
The battery in the collector or repeater uses three EnerSys Cyclon lead-acid cells,
connected in series, to provide a nominal voltage of 6 volts. The battery is terminated with
a four position Molex connector (Molex P/N #39-01-4041) with the following pinout:
1 Red +V BATT
2 Black Ground
3 White Thermistor
4 White Thermistor
For information on battery disposal/recycling, contact EnerSys at 1.800.363.7797 or
recycling@enersys.com.
TDC-0971-011 CCU 100 and Repeater 100 Installation Guide 63
Proprietary and Confidential
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