Access Easy Controller
15V DC Input Power Supply Card | en
133
Bosch Security Systems
Hardware Manual
Ver 2.0.0 | 2006.07
18.1.1
Technical Overview of 15VDC Input Power Supply Card
There are 3 sets of termination blocks as shown in the previous page, the following provides a
brief description of the uses for each of them :-
This card is not to be used for UL Listed System
Reference DC 15V Input T1-1 & T1-2
The 15V DC Input Power Supply Card is designed for the use in other parts of the world that
does not requires UL Listing, it accepts 15VDC direct on terminal block T1 from an external
Power Supply Unit.
Reference Main Power Fail Output T2-6 & T2-5
This output allows you to indicate the power source status. When there is a power failure from
the 15VDC, it will trigger the Main Power Fail Output from normally close contact to open. To
utilize this feature, you need to connect this output to the Secure/Communication Card's
Mains Power Fail input, as shown in the following page.
Specification for 15V DC Input Power Supply Card for Main Controller Unit
Input Voltage
+15V DC
Output Voltage
+15V DC
+12V DC
+5V DC
Max. Output Current
1 A @ +15V DC
2A @ + 5V DC
or
750mA @ +12V DC
2A @ +5V DC
i
NOTICE!
This card ONLY accept 15VDC. Do not connect 110VAC or 230VAC to this terminal.