Grundfos CU 301 Manuel D'instructions page 16

5.2 Menu STATUS
The STATUS menu for the CU 301 provides operat-
ing data about pump/motor and sensor. It is not pos-
sible to change or set values in this menu.
When [OK] is pressed continuously in this display,
the displayed value is being updated.
The measuring accuracy is stated in section
8. Technical data.
5.2.1 Operating mode
Possible operating modes:
• Max.
Pump operation has been set to maximum speed,
-1
i.e. 10,700 min .
• Normal
Normal operating mode, i.e. pump operation is
based on the pressure set in display
5.1.1 Pressure setting.
• Min.
Pump operation has been set to minimum speed,
-1
3,000 min .
• Stop
The pump has stopped.
The operating mode was selected from one of the
following:
• CU 301 (On/Off button on the CU 301)
• R100
• Sensor (signals received via the sensor input).
5.2.2 Actual pressure
The actual system pressure measured by the pres-
sure sensor.
Tolerance: ±1%.
16
5.2.3 Speed
The actual speed stated in min
Tolerance: ±1%.
5.2.4 Temperature
The actual temperature of the motor electronics
stated in "C" or "F", based on language selected in
"settings".
Tolerance: ±5%.
Relation to other displays
To select "F", choose the language "US English" in
the settings menu.
5.2.5 Power input and power consumption
Power input
The actual motor power from the electricity supply.
The power input is displayed in W (watt).
Note: This value is used for the calculation of mini-
mum power limit (dry-running stop).
Power consumption
The accumulated motor power consumption in kWh.
The value of power consumption is accumulated
from the pump's birth and it cannot be reset.
The value
• is stored in the motor electronics, and it is kept
even if the CU 301 is replaced.
• is updated in the software every 2 minutes of con-
tinuous operation. The displayed value is updated
every two hours.
Tolerance: ±5%.
-1
(rpm).