Sonnenkraft HKM20 Manual página 29

Indicator fields for displaying the pump setting
The GRUNDFOS ALPHA2 unit features eight different
settings wich can be selected via the push button.
The current pump setting is displayed via eight different
indicator fields.
Button
Indicator field
actuation
AUTO
0
(factory setting)
1 PP1
2 PP2
3 CP1
4 CP2
5 III
6 II
7
8 AUTO
Indicator field as a status display for automatic
night setback
If the indicator is illuminated, the automatic night setback
function is activated.
Button for activating automatic night setback
The automatic night setback function can be acti-
vated/deactivated by pressing this button.
The automatic night setback function can only be used if
the heating system is equipped with a corresponding
function (see ‚Automatic night setback').
If the pump's automatic night setback feature has been
activated, the indicator field illuminates
Factory setting: Automatic night setback = active
Note:
The automatic night setback function cannot be selected
if the pump has been set to speed level I, II or III.
Button for selecting the pump setting
The pump setting changes every time the button is
pressed.
Pressing the button eight times cycles through all of the
settings once.
Description
ADAPT AUTO
ADAPT
Lower proportional pressure curve
Upper proportional pressure curve
Lower constant pressure curve
Upper constant pressure curve
Fixed speed, speed level III
Fixed speed, speed level II
I Fixed speed, speed level I
AUTO
ADAPT ADAPT
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