Setpoint Setting; Pump In Control Mode Controlled (Pressure Control); Pump In Control Mode Uncontrolled; Setting By Means Of R100 - Grundfos CRE Installation And Operating Instructions Manual

Setting to Max.
Press continuously to change to the max. curve of the pump
(top light field flashes). When the top light field is on, press
3 seconds until the light field starts flashing.
To return to uncontrolled or controlled operation, press
continuously until the desired setpoint is indicated.
H
Q
Fig. 22 Max. curve duty

8.2 Setpoint setting

Set the desired setpoint by pressing the button
The light fields on the control panel will indicate the setpoint set.
See examples in sections 8.2.1 and 8.2.2.

8.2.1 Pump in control mode controlled (pressure control)

Example:
Figure 23 shows that the light fields 5 and 6 are activated,
indicating a desired setpoint of 3 bar. The setting range is equal
to the sensor measuring range (see sensor nameplate).
[bar]
6
3
0
Fig. 23 Setpoint set to 3 bar, pressure control

8.2.2 Pump in control mode uncontrolled

Example:
In control mode uncontrolled, the pump performance is set within
the range from min. to max. curve, fig. 24.
H
Fig. 24 Pump performance setting, control mode uncontrolled

9. Setting by means of R100

The pump is designed for wireless communication with the
for
Grundfos remote control R100.
Fig. 25 R100 communicating with the pump via infra-red light
During communication, the R100 must be pointed at the control
panel. When the R100 communicates with the pump, the red
indicator light will flash rapidly. Keep pointing the R100 at the
control panel until the red LED diode stops flashing.
The R100 offers setting and status displays for the pump.
or .
The displays are divided into four parallel menus, fig. 26:
0. GENERAL (see operating instructions for the R100)
1. OPERATION
2. STATUS
3. INSTALLATION
The figure above each individual display in fig. 26 refers to the
section in which the display is described.
Q
15