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Axial fans
DESIGN - DECO / DECO ALU
INSTALLATION
5- Electrical connection and operation (cont.)
DESIGN H
DECO H
DECO H Alu
L N
L N
S
S
4• Occupancy detection operation
The fan is activated when movement of a person is detected within a radius of 1 to 4 m, within an angle of 100° horizontal to the
sensor.
Once the person stops moving, the fan continues to operate for a pre-set time T, between 2 and 30 minutes.
DESIGN P
L N
Work with mains power off.
Switch S not supplied.
8
3• Humidity-controlled operation
The axial fan is activated using the switch S or when the humidity level H, pre-set between 60% and 90%, is
exceeded.
Once the fan is turned off or when the humidity level drops below the threshold, it continues to operate for the
time specified on the timer (between 2 and 30 minutes).
S
S
L N
L
N
L
N
H
-
+
60%
90%
-
2min
T
T
-
+
-
+
2min
30min
2min
30min
T
T
-
+
+
2min
30min
30min
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