16
en | Power supply
C NC
OUTPUT A
Callout ᅳ Description
1 ᅳ Control panel
2 ᅳ B520 Auxiliary Power Supply Module
3 ᅳ Terminal strip wiring
4.3.5
Powered device and battery wiring
When you wire the output of a B520 to a SDI2 module, the B520 provides power to the
module while passing through data between the control panel and the module.
2019-12 | 10 | F.01U.287.185
COM AUX
R
Y
G
B
PWR A
B COM
UL Installation manual
1
C
O
M
2
3
COM
4
7 COM 8
5
COM
6
7
C
O
M
8
Bosch Security Systems B.V.
Control panels