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en | 18VAC Input Power Supply Card
Access Easy Controller
Ver 2.0.0 | 2006.07
Hardware Manual
Bosch Security Systems
17
18VAC Input Power Supply Card
The CPU requires a 5VDC & 12VDC power source to power up while the rest of the Cards,
such as Reader Board and I/O Card, requires a 15VDC power source. This 18V AC Input
Power Supply card takes in a 18VAC input and provide both the required DC power supply for
all the other Cards and attached Readers. It is only available on the Main Controller Unit,
which house the CPU, Secure/Communication, Reader Board and I/O Cards. The Access Easy
Extension unit utilized another simplified Power Supply Card, which we will describe in the
last section of this chapter.
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NOTICE!
This card is only available for UL Listed System, CE Listed Version of Access Easy Controller
will utilize the 15V DC Input Power Supply Card instead.
DO NOT CONNECT DC POWER TO THIS CARD