29
Wind ___ IR
Fig. 16
Fan does not run
Motion is
detected
Fan runs
No motion
detected
Turn-off delay timer
starts (2 to 30 min)
Fig. 17
WARNING!
The timer circuit is under
mains voltage!
Disconnect the fan from power
mains prior to any adjustment
operations.
The fan delivery set includes a
specially designed plastic
screwdriver for fan settings
adjustments. Use the screwdriver
to alter the turn-off delay time
threshold.
Do not use a screwdriver, knife,
etc. for adjustment operations
not to damage the circuit board.
L
N
QF
QF
L
N
+
-
60%
90%
H
+
-
2min
30min
T
