Sdi2 Devices General System Wiring; Sdi2 Bus Wiring Recommendations - Bosch B5512 Reference Manual

Control Panel
17.6

SDI2 devices general system wiring

1 1
4
6
Figure 17.6: SDI2 devices system wiring (B5512 shown)
Callout ᅳ Description
1 ᅳ B208 Octo-input Modules
2 ᅳ B308 Octo-output Modules
3 ᅳ B426 Conettix Ethernet Communication Modules
4 ᅳ B450 Conettix Plug-in Communicator Interfaces
5 ᅳ B520 Auxiliary Power Supply Modules
6 ᅳ B810 wireless receivers or B820 SDI2 Inovonics Interface
Modules
7 ᅳ B Series keypads
Notice!
The SDI2 power terminal (R/PWR) is power limited. The SDI2 terminals are supervised.
17.6.1

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.
Bosch Security Systems, Inc.
2 2
5
7
Installation and System Reference Guide
System wiring diagrams | en
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
3
B5512 B4512
Capacity Capacity
4 2
5 3
1 1
1 1
4 2
1 1
8 8
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
B3512
Capacity
0
0
1
1
2
1
4
2015.07 | 12 | F.01U.287.180
85