Table of Contents
Advertisement
5.11.2 Connection of the detector heating unit
FDB221/FDB221-AA
FDB222
1
-
-
+
+
+
-
5
+
+
4
-
Building Technologies
Fire Safety
Connect the cables for the monitored supply from the control panel and the
detector heating unit to the supplied micro terminals DBZ1190-AA.
The cables can be placed in the same cable harness as the detector line or
separately.
Several detector heating units can be connected in parallel.
Detector heating units require a separate supply.
NOTICE
Risk of icing
Malfunction
To ensure smooth operation, the detector must be checked regularly for icing.
-
DBZ1190-AA
2
-
+
3
FDBH291
Figure 21: Connection diagram for detector heating unit FDBH291
1 Detector base
2 Micro terminals
3 Detector heating unit
Detector heating unit FDBH291
FDB221/FDB221-AA
FDB222
1
-
-
+
+
+
LINE
4 Control panel
5 Control panel supply (monitored)
Mounting / Installation
-
DBZ1190-AA
2
-
+
3
FDBH291
A6V10209291_h_en_--
5
75 | 94
2016-03-03
Advertisement
Table of Contents
