Grundfos MAGNA 25-100, Installation And Operating Instructions Manual

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8.7 Menu INSTALLATION
This menu shows the settings that should be
considered when installing the pump.
8.7.1 Control mode
Description of function, see section 7.1 Control
modes or 7.4 Constant-curve duty .
Select one of the control modes:
• AUTO
ADAPT
• Prop. pressure (proportional pressure)
• Const. pressure (constant pressure)
• Const. curve (constant curve) .
Setting of setpoint and curve is carried out in display
8.5.1 Setpoint in menu OPERATION (not possible
when the pump is in AUTO
ADAPT
mode).
8.7.2 Automatic night-time duty
In this display, automatic night-time duty can be
activated or deactivated.
Automatic night-time duty can be set to:
• Active
• Not active,
irrespective of the control mode selected.
8.7.3 Temperature influence
Description of function, see section 7.6 Temperature
influence .
The temperature influence function can be activated
in this display when the control mode is proportional
pressure or constant pressure, see section
8.7.1 Control mode .
In the case of temperature influence, the pump must
be installed in the flow pipe. It is possible to choose
between maximum temperatures of 50 °C and 80 °C.
When the temperature influence is active, a small
thermometer is shown in the display "Setpoint" in
menu OPERATION, see section
8.5.1 Setpoint .
8.7.4 Buttons on pump
To prevent unauthorised persons from operating the
pump, the function of the buttons
, and can
be deactivated in this display. The buttons can be
reactivated only with the R100.
The buttons can be set to:
• Active
• Not active.
8.7.5 Signal relay
If an expansion module has been fitted, the signal
relay function can be set in this display.
• Fault (functions as a fault signal relay)
• Ready (functions as a ready signal relay)
• Operation (functions as an operating signal
relay).
8.7.6 Pump number
A number from 1 up to and including 64 can be
allocated to a pump or can be changed so that the
R100, Pump Management System 2000 or other
systems can distinguish between two or more
pumps.
Note
If the pump is in control mode
AUTO
ADAPT
or constant curve, the
temperature influence cannot be set
with the R100.