Dosing Direction; Concentration - ProMinent DULCO flex Control Operating Instructions Manual

12.2.2

Dosing direction

12.2.3

Concentration

The principle of entering the concentra‐
tion:
'Manual' operating mode (settings for the 'Concentration' function)
12.2.3.1
Using this processing type, you can control a metering pump using the
current signal as shown in the diagram above.
Everything functions according to the
cessing.
'Menu / Information è Settings è Dosing direction'
The 'Dosing direction' menu enables you to select the pump's dosing
direction:
clockwise
n
anti-clockwise
n
'Menu / Information è Settings è Concentration è ...'
The desired mass concentration of feed chemical that will subsequently be
required in the dissolving medium (e.g. the main flow) can be entered
directly in the "Concentration" continuous display.
1. Select the operating mode.
'Set up' - 'Concentration' - 'Concentration control' and set to
2. Go to
'Active' .
3. Then set the data required for the feed chemical and dissolving
medium.
4. Set the desired concentration in the "Concentration" continuous dis‐
play.
The "Concentration" continuous display only
–
appears, if:
– the pump is calibrated.
the 'Concentration' menu was run through in
–
the operating mode used.
– and 'Concentration control' was switched to
'active' - in the operating mode being used.
The "Concentration" continuous display switches to
–
the "%" display mode at concentrations above
999.99 ppm.
– When changing between operating modes, the
pump saves the settings for each operating mode -
provided it is connected to supply voltage.
If the pump is to display the concentration as a
–
volume concentration, enter "1.00" kg/l for the den‐
sity of the feed chemical.
'Menu / Information è Settings è Concentration
Concentration control è Flow of main medium è ...'
è
'Menu'
Set up /
'Lower side band' type of the pro‐
49