Selecting The Frequency Of The Main Supply; Filter Selection - Burkert 8041 Manuel Utilisateur

10.4. selecting the frequency of the
main supply
Switch 1 is used to select the frequency of the current provided by
the electricity network.
→
Position switch 1 on the ON or OFF position depending on the
frequency of the main supply (see Fig. 24 and following table).
Frequency of the main supply
50 Hz
60 Hz

10.5. Filter selection

The filter is used to attenuate the fluctuations in the flow indicated by
the bar graph and on the current and frequency outputs. The 8041
transmitter can operate with or without filter.
Switch 2 is used to activate or deactivate the filter feature.
→
Position switch 2 on the mode selected (see
lowing table).
Activate filter
No
Yes
When filtrer activation is on, switch 3 is used to select the filter level:
slow or fast.
• "Slow" filter is used to even out high variations in flow (example:
fluid containing air bubbles), see Fig. 25 .
30
Position switch 1
OFF
ON
Fig. 24 and fol-
Position switch 2
OFF
ON
English
Type 8041
Adjustmentandfunctionalities
• "Fast" filter is used to even out low variations in flow (see
Actual flow
t (s)
Fig. 25 : Flow filters
→
Position switch 3 on the filter level selected (see
following table).
Flow attenuated with fast filter
t (s)
Flow attenuated with slow filter
t (s)
Fig. 24 and
Fig. 25 ).