9. Setting the product
You can set control functions via Grundfos GO,
Grundfos GO Link or the HMI 300 or 301 operating
panel.
• If only one function name is mentioned, it refers to
both Grundfos GO and the operating panel.
• If a function name is mentioned in a parenthesis, it
refers to a function on the operating panel.
9.1 Setpoint
When you have selected the desired control mode,
set the setpoint.
Related information
9.5 Control mode
9.2 Operating mode
Possible operating modes
Normal
The product runs according to the
selected control mode.
Stop The product stops.
Min.
The product runs at minimum
speed. You can use the minimum curve
mode in periods in which a minimum
flow is required. When operating
according to the minimum curve, the
pump is operating like an uncontrolled
pump.
Max.
The product runs at maximum
speed. You can use the maximum curve
mode in periods in which a maximum
flow is required. When operating
according to the maximum curve, the
pump is operating like an uncontrolled
pump.
Manual
The product is operating at a manually
set speed, and the setpoint via bus and
setpoint influence function are overruled.
User-
defined
speed
The product is operating at a speed set
by the user.
TM064024
Pos. Description
1 Normal
2 Normal
3 Manual
9.3 Set manual speed
The function is only available in the HMI 300 and 301
operating panels.
Use this function to set the speed in percentage of
the maximum speed. When you have set the
operating mode to Manual, the product starts running
at the set speed.
With Grundfos GO, you can set the speed via the
Setpoint menu.
9.4
Set user-defined speed
Use this function to set the motor speed in
percentage of the maximum speed. When you have
set the operating mode to User-defined speed, the
motor starts running at the set speed.
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