Control Functions; Operating Panel; Setting The Product; Setting The Application Type With Grundfos Go Remote - Grundfos CU 241 Instrucciones De Instalación Y Funcionamiento

Communication interface module
CIM 300
CIM 500
* Not supported.

5. Control functions

5.1 Operating panel

1 2
15
14
13
12
Pos. Symbol Description
1 Display
ft
2 Units
m
3 High level
4 Not in use
5 Start level
6 Stop level
7 Dry-running level
Up/Down buttons:
8
• Press these buttons to navigate between
submenus or change the value settings.
OK button:
9
• Press this button to save changed values.
Connect button:
• Press this button to connect the control
10
unit to Grundfos GO Remote via
Bluetooth.
Reset button:
• Press this button during startup to reset
11
settings and start over or to reset an
alarm or warning.
10
Protocol
BACnet
Modbus TCP
PROFINET IO
GRM IP
3 4 5 6 7
8
9
10
11
8
Pos. Symbol Description
Operating mode for the pump:
• On: The pump has been switched on
manually.
1
12
On Off Auto
• Off: The pump has been switched off
manually.
• Auto: The pump is running automatically
based on settings.
Setpoint
13 Display The display shows the pump status.
5.00 bar
Lock symbol:
14
If the symbol is lit, the control unit is locked
Operaring mode
from making changes.
Alarm and warning symbol:
15 Red: Alarm
Yellow: Warning
The control unit enables manual setting and monitoring of the
system.

6. Setting the product

Make sure that all settings are entered according to the
pump and system requirements to avoid malfunction.
6.1 Setting the application type with Grundfos GO
Remote
1. Go to Settings > Level control > Application type.
2. Select the type.
• Empty
• Fill

6.2 Setting the sensor type

6.2.1 Setting the sensor type with Grundfos GO Remote
1. Go to Settings > Level control > Sensor type.
2. Select the type.
• Analog sensors
• Digital sensors
6.2.2 Setting the sensor type with the operating panel
1. Press and hold OK until S-1 or S-2 starts flashing.
2. Select the sensor type using the Up and Down buttons.
• S-1: Analog sensors
• S-2: Digital sensors.
3. Press OK to confirm the setting.
4. Continuously press OK to confirm all other settings and to exit
the setup.

6.3 Setting the start level

6.3.1 Setting the start level with Grundfos GO Remote
The settings apply to analog sensors. For digital sensors, the
setting is automatically activated.
1. Go to Settings > Level control > Start level P1.
2. Set the start level for pump 1.
6.3.2 Setting the start level with the operating panel
The settings apply to analog sensors. For digital sensors, the
setting is automatically activated.
1. Press and hold OK until the display and dry running start
flashing.
2 3
Status Settings Assist
Control mode
Const. pressure
Actual controlled value
Normal
4.90 bar
9 8 7 6 5