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Mounting / Installation
5
Electrical connection
5.3.1 Connection to an addressed detector line
5.3.1.1 Use of unshielded cables
44 | 66
Building Technologies
Fire Safety
The following applies to FDnet/C-NET detector lines:
Loops, stubs and T-branches are possible.
You may only connect external alarm indicators to one detector.
Permissible cables for detectors with more than one external alarm indicator
according to the collective connection diagram may be migrated to the
FDnet/C-NET without any changes.
Note document 001508 for installation (calculation of the capacity layer).
The connection is established from base to base using twisted or non-twisted wire
pairs.
-
+
LINE
1
_
_
_
+
+
+
+
-
3
LINE
_
+
Figure 18: Connection diagram for addressed detector line with and without external alarm indicators
(without shielded cables)
1 Control panel
2 Detector
LINE
2
_
_
+
+
+
LINE
_
_
+
+
+
4
3 Auxiliary terminals DBZ1190-xx
4 External alarm indicator
LINE
_
_
_
+
+
4
LINE
2
_
_
_
+
+
007011_m_en_--
_
+
2018-06-28
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