Bosch B9512G-E Installation Manual page 103

Control Panels
MOD-2
MODULE RELEASE
MOD-1
PWR+/R PWR+/R 30 29
29 28
A/Y A/Y
olice olice
B/G B/G 28 27
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 Control panel
2 ᅳ SDI2 device (module or keypad)
3 ᅳ Daisy chain wiring
4 ᅳ Single-level T-tapped wiring
5 ᅳ Home run wiring
Notice!
There can only be a difference of 2 volts (maximum) between the AUX power terminals of the
control panel or power supply and the device for the modules and keypads to work properly
under all conditions.
Maximum cable lengths
Follow these rules when wiring the SDI2 bus:
–
–
–
Bosch Security Systems, Inc.
1
2
5
2
The SDI2 bus requires the use of unshielded cable from 12 AWG to 22 AWG (0.65 mm to
2 mm).
Refer to the SDI2 device or keypad documentation for the allowable maximum distance
from the control panel.
Maximum overall cable lengths are listed in the following table:
2
2 2
2
2 2
Installation Manual
System wiring diagrams | en 103
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2
2
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2018.07 | 10 | F.01U.303.996
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