Bosch Plena - Page 39

Bosch Security Systems | 2006-06 | 9922 141 10377 en
Plena Voice Alarm System | Installation and User Instructions | Equipment en | 39
5.3.12.3 Back-up power
The voice alarm controller has a 24 V(DC) input to
connect a back-up power supply (e.g. a battery) which
powers the system if the mains power is not available.
See figure 5.20 for connection details.
figure 5.20: Connecting a back-up power supply
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