5.7 Wiring principle behind C-NET devices
The screw terminals for directly connecting the fire detection cable are integrated in
every C-NET line device. The connection terminals with input (+/-) and output (+/-)
are the same for all line devices, with the exception of the detector base.
Figure 13: Wiring example of C-NET detector devices on loop
A
Connection terminal for detector base
and sounder base
1b Corresponds to +, input/output
5 Corresponds to –, input
6 Corresponds to –, output
S Shielded connection cable, optional
1 Manual call point 3 Transponder
2 Input/output modules 4 Alarm sounder with beacon
a
b
d
e
1 2 3
j
l
n
o
4 5 6
g
h
i
u
7 8 9
p
q
0 #
C
Cerberus
TM
1b
6
6
5
1b
5
FC722 / FC724
C-NET
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