IFM SI0551, Руководство по эксплуатации

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9
UK
7 Additional settings (optional)
7.1 Low flow adjustment
If the unit is used in media other than water, you should additionally adapt the unit
to the minimum flow�
Note: The following adjustment must only be carried out after the high flow adjust -
ment�
Proceed as follows:
► Let the minimum flow circulate in the installation or ensure flow standstill�
► Press the pushbutton and keep it pressed�
> LED 0 lights, after approx. 5 s it flashes.
► Release the pushbutton� The unit adopts the new value and passes into the
operating mode�
7.2 Restore the factory setting (reset)
► Press the pushbutton for at least 15 s�
> LED 9 lights, after approx. 5 s it flashes.
> After approx. 15 s LEDs 0...9 flash orange.
► Release the pushbutton. All settings are reset to the factory setting:
- operating area: 5 ...100 cm/s for water
-unlocked�
7.3 Lock / unlock the unit
The unit can be locked electronically to prevent unintentional settings�
► Press both setting pushbuttons simultaneously for at least 10 s in the operating
mode�
> The indication goes out, the unit locks or unlocks�
On delivery: unlocked.