Grundfos UPED 50-12 Montage- Und Betriebsanleitung Seite 137

7.2.2 Setting of pump head
The desired pump head is set by pressing the button
"+" or "–".
The light fields on the control panel will indicate the
head set.
The table below shows examples of pump head set-
tings indicated by the light fields.
UPED 100-60
UPED 50-120
UPED 65-120
UPED 80-120
Constant-pressure control
H m
5
4
3
2
1
0
Q Q
Fig. 14
Light field 5 is activated, indicat-
ing a desired head of 3 metres.
H m
10
8
6
4
2
1
0
Q Q
Fig. 16
Light fields 5 and 6 are acti-
vated, indicating a desired head
of 5.5 metres.
Proportional-pressure control
H m
5
4
3
2
1
0
Q Q
Fig. 15
Light fields 5 and 6 are acti-
vated, indicating a desired head
of 3 metres at maximum flow.
H m
10
8
6
4
2
0
Q Q
Fig. 17
Light fields 7 and 8 are acti-
vated, indicating a desired head
of 6 metres at maximum flow.
137