3.3.9 Fan
Unit size 12 13 14
Heat sink fan
Number 1
Speed-variable —
Table 22: Fan
NOTICE
Destruction of the fan!
► Take care that no foreign substances drop into the fan!
3.3.9.1 Switching behaviour of the fan
The fan has different switch-on and switch-off points. The switching point for the switch-
on temperature ① of the fan is adjustable. The switching point for the switch-off temper-
ature ②cannotbechangedandisalways5°Cbelowtheswitch-ontemperature.
0
20
40
60
80
100
0 20 40 6050 70 9080 100
3010
①
②
Temperature/°C
Fan speed / %
Legend
Temperature curve
Setting range for the switch-on temperature
①
Switch-on point
②
Switch-off point
Figure 8: Switching behaviour of the fan
3.3.9.2 Switching points of the fan
The switching point for the switch-on temperature is adjustable between 0.1°C and
50°C.Thedefaultvalueis50°C.
39
UNIT DATA