Sdi2 Devices General System Wiring; Sdi2 Bus Wiring Recommendations - Bosch B6512 Installation Manual

78 en | System wiring diagrams
18.6

SDI2 devices general system wiring

1 1
5
7
Callout ᅳ Description
1 ᅳ B208
2 ᅳ B308
3 ᅳ B426
4 ᅳ B450
5 ᅳ B520
6 ᅳ B810 or B820
7 ᅳ Compatible keypads
8 ᅳ B901
Notice!
The SDI2 power terminal (R/PWR) is power limited. The SDI2 terminals are supervised.
18.6.1

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 | 16 | F.01U.287.180
2
3
6
8
Installation Manual
SDI2
Device Bus
R Y G B
AUX
1 COM 2
- 12 V +
COM AUX R Y G B 1 COM
PWR A B COM
4
B6512 B5512/
capacity B5512E
capacity
9 4
9 5
1 1
1 1
4 4
1 1
12 8
4 0
Control Panels
ON-BOARD POINTS
Voltage Ranges
C
Open 3.7 - 5.0 VDC
OUTPUT
Normal 2.0 - 3.0 VDC
B
Short 0.0 - 1.3 VDC
1 k End of Line Resistors
3 COM 4 5 COM 6 7 COM 8
2 3 COM 4 5 COM 6 7 COM 8
B4512/ B3512/
B4512E B3512E
capacity capacity
2 0
3 0
1 1
1 1
2 2
1 1
8 4
0 0
Bosch Security Systems, Inc.