Setting The Product; Setpoint; Operating Mode; Set Manual Speed - Grundfos CRE Series Installation And Operating Instructions Manual

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
The product runs according to the
Normal
selected control mode.
Stop The product stops.
The product runs at minimum
speed. You can use the minimum curve
mode in periods in which a minimum
Min. flow is required. When operating
according to the minimum curve, the
pump is operating like an uncontrolled
pump.
The product runs at maximum
speed. You can use the maximum curve
mode in periods in which a maximum
Max. flow is required. When operating
according to the maximum curve, the
pump is operating like an uncontrolled
pump.
The product is operating at a manually
Manual set speed, and the setpoint via bus and
setpoint influence function are overruled.
User-
The product is operating at a speed set
defined
by the user.
speed
H
1
2
Min.
Stop
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.
Max.
3
Q
49