Access Easy Controller
Reference Battery T2-2 & T2-1
These 2 terminals are for connection to an external 12V rechargeable battery. The battery is
trickle charged when ac mains input power is present. During a power outage, this battery is
used to power the card, Convertor Cards and the Reader Board and/or I/O Cards within the
same enclosure for a limited duration depending on the total current consumption of the sys-
tem hardware.
Bosch Security Systems
Hardware Manual
18VAC Input Power Supply Card | en 131
Ver 2.0.0 | 2006.07