Sdi2 Devices General System Wiring; Sdi2 Bus Wiring Recommendations - Bosch B9512G-E Installation Manual

102 en | System wiring diagrams
18.5

SDI2 devices general system wiring

MOD-2
MODULE RELEASE
MOD-1
29 30
PWR+/R PWR+/R
28 29
A/Y A/Y
olice olice
B/G B/G 27 28
ting ting
27 26
COM/B COM/B
ire ire
PWR+/R PWR+/R 26 26
A/Y A/Y 25 25
24 24
B/G B/G
COM/B COM/B 23 23
ZONEX ZONEX TAMPER TAMPER RESET RESET
ZONEX TMPR
Callout ᅳ Description
1 ᅳ B208
2 ᅳ B299
3 ᅳ B308
4 ᅳ B426 or B450
5 ᅳ B520
6 ᅳ B810 or B820
7 ᅳ B901
8 ᅳ SDI2 keypads
9 ᅳ Configurable for SDI keypads and access control interface modules, or SDI2 devices
Notice!
Each SDI2 bus supports up to 99 devices.
The SDI2 power terminal (PWR+/R) is power limited. The SDI2 terminals are supervised.
18.5.1

SDI2 bus wiring recommendations

Use the following SDI2 bus wiring recommendations for SDI2 installation. The control panel
and SDI2 modules use the SDI2 bus to communicate with one another.
You can wire modules via home run, daisy chain, or single level T-tap anywhere on the SDI2
bus.
2018.07 | 10 | F.01U.303.996
1
9
Installation Manual
2 3
5 6
8 8
B9512G/B9512G-E B8512G/B8512G-E
Capacity Capacity
59 9
6 1
59 9
2 2
8 4
1 1
32 8
32 16
Bosch Security Systems, Inc.
Control Panels
4
7
8