Powered Device And Battery Wiring - Bosch B9512G Installation Manual

18 en | Power supply
Callout ᅳ Description
1 ᅳ B520 Auxiliary Power Supply Module
2 ᅳ 14 AWG - 16 AWG (1.8 mm - 1.5 mm) wire
3 ᅳ Ground device (grounding rod or cold water pipe)
Wiring to the control panel
Notice!
Terminal wiring
Use the terminal strip labeled with PWR, A, B, and COM for SDI2 IN to wire to corresponding
control panel SDI2 terminals. Do not use interconnect wiring.
Use 12 AWG to 22 AWG (2.0 mm to 0.6 mm) wire.
1
Callout ᅳ Description
1 ᅳ Control panel
2 ᅳ B520 Auxiliary Power Supply Module
3 ᅳ Terminal strip wiring
4.2.5

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 | 06 | F.01U.304.001
MOD-2
MODULE RELEASE
MOD-1
PWR+/R PWR+/R 29 30
28 29
A/Y A/Y
olice olice
28 27
B/G B/G
ting ting
26 27
COM/B COM/B
ire ire
PWR+/R PWR+/R 26 26
A/Y A/Y 25 25
B/G B/G 24 24
COM/B COM/B
23 23
UL Installation manual
2
PWR A B COM PWR A B COM
R
Y
G
B
Control panels
3
Bosch Security Systems B.V.