Use Of Shielded Cables - Siemens FDOOT221 Technical Manual

5 Mounting / installation
Detector lines
5.16.1.2
90
Building Technologies
Fire Safety

Use of shielded cables

The shielding of the FDnet detector line must be connected in the detector base
with auxiliary terminals DBZ1190-xx.
There are two ways of connecting external alarm indicators:
- - -
+ + +
1
3
3
3
Connection diagram for addressed detector line with and without external alarm indicators
(with shielded cables)
1 Control panel
2 Detector base
FDB221/FDB221-AA, FDB222
- - -
2 + + +
LINE
- - -
+ + +
4
3 Auxiliary terminals DBZ1190-xx
4 External alarm indicator
- - -
+ + +
4
- - - 2
+ + +
007004_n_en_--
01.07.2012
A
B