Bosch B3512 - SDI2 Devices General System Wiring; SDI2 Bus Wiring Recommendations

SDI2 devices general system wiring
1 21
7
6
4
2
5
3
7 COM 8
C
OUTPUT
B
1 k End of Line Resistors
Voltage Ranges
ON-BOARD POINTS
3.7 - 5.0 VDC
2.0 - 3.0 VDC
0.0 - 1.3 VDC
Open
Normal
Short
3 COM 4 5 COM 61 COM 2
R Y G B
SDI2
Device Bus
AUX
- 12 V +
TMPR
1 COM 2 7 COM 83 COM 4 5 COM 6
RESET
COM AUX R Y G B
PWR A B COM
B C
OUTPUT
Figure 17.6: SDI2 devices system wiring (B5512 shown)
Callout ᅳ Description B5512
Capacity
B4512
Capacity
B3512
Capacity
1 ᅳ B208 Octo-input Modules 4 2 0
2 ᅳ B308 Octo-output Modules 5 3 0
3 ᅳ B426 Conettix Ethernet Communication Modules 1 1 1
4 ᅳ B450 Conettix Plug-in Communicator Interfaces 1 1 1
5 ᅳ B520 Auxiliary Power Supply Modules 4 2 2
6 ᅳ B810 wireless receivers or B820 SDI2 Inovonics Interface
Modules
1 1 1
7 ᅳ B Series keypads 8 8 4
Notice!
The SDI2 power terminal (R/PWR) is power limited. The SDI2 terminals are supervised.
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.
17.6
17.6.1
Control Panel System wiring diagrams | en 85
Bosch Security Systems, Inc. Installation and System Reference Guide 2015.07 | 12 | F.01U.287.180