Siemens FDOOT241-9 - Connection of the Detector Heating Unit

Mounting / Installation
66
Building Technologies 007004_k_en_--
Fire Safety & Security Products 16.04.2009
5.10.2 Connection of the detector heating unit
z Connect the cables for the monitored supply from the control panel and the
detector heating unit to the supplied micro terminals DBZ1190-AA.
z The cables can be placed in the same cable harness as the detector line or
separately.
z Several detector heating units can be connected in parallel.
z Detector heating units require a separate supply.
The detector must be checked periodically for possible icing.
+
-
+
-
+
-
+
-
DBZ1190-AA
-
+
LINE
FDBH291
+
-
+
-
+
-
-
+
FDBH291
-
+
DBZ1190-A
A
FDB221
/
FDB221-A
A
FDB222
FDB221
/
FDB221-A
A
FDB222
1
2
1
2
33
4
5
Connection diagram for detector heating unit FDBH291
1 Detector base 4 Control panel
2 Micro terminals 5 Control panel supply (monitored)
3 Detector heating unit