Access Easy Controller
18VAC Input Power Supply Card | en
129
Bosch Security Systems
Hardware Manual
Ver 2.0.0 | 2006.07
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 18VAC input source, 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 Converter Card's Mains
Power Fail input, as shown below.
T1
18VAC INPUT POWER SUPPLY BOARD
T2
CN2
J1
T11
CN1
T1
1
2
3
4