Grundfos Hydro Multi-E Montage- Und Betriebsanleitung Seite 16
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10.2.3 Actual value
This display shows the value actually measured by a connected
sensor.
If no sensor is connected to the Hydro Multi-E, "-" will appear in
the display.
10.2.4 Total actual output in %
Tolerance: ± 5 %
The actual output of all operating pumps will appear in this
display.
Example
300 % corresponding to 3 pumps running at 100 % speed.
150 % corresponding to 2 pumps running at 75 % speed.
80 % corresponding to 1 pump running at 80 % speed.
10.2.5 Power input and power consumption
Tolerance: ± 10 %
This display shows the actual Hydro Multi-E input power from the
mains supply. The power is displayed in W.
The Hydro Multi-E power consumption can also be read from this
display. The value of power consumption is an accumulated value
calculated from the Hydro Multi-E's birth, and it cannot be reset.
If a pump is replaced, the accumulated power consumption will
be stored.
10.2.6 Operating hours
Tolerance: ± 2 %
This display shows the operating hours for each individual pump
of the Hydro Multi-E. The number of operating hours is an
accumulated value, and it cannot be reset.
If a pump is replaced, the number of operating hours will be reset.
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10.3 Menu INSTALLATION
10.3.1 Controller
The gain (K
) and the integral-action time (T
p
controller can be set in this display if the factory setting is not the
optimum setting:
•
The gain (K
) can be set within the range from 0.1 to 20.
p
•
The integral-action time (T
) can be set within the range from
i
0.1 to 3600 s. If "3600 s" is selected, the controller will function
as a P controller.
10.3.2 Signal relay
Select in which operating situation the signal relay should be
activated:
•
Fault
•
Operation
•
Ready.
See section
13. Indicator lights and signal
10.3.3 Buttons on the control panel
The operating buttons
and
to these values:
•
Active
•
Not active.
10.3.4 Number
A number between 1 and 64 can be allocated to the
Hydro Multi-E. In the case of bus communication, a number must
be allocated to each Hydro Multi-E.
) of the built-in PI
i
relay.
on the control panel can be set
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