Grundfos CU 241 User Manual

Pos. Symbol Description
11
Reset button:
• Press this button during startup to reset settings and start over or to reset an alarm or warning.
12
On
Off
Auto
Operating mode for the pump:
• On: The pump has been switched on manually.
• Off: The pump has been switched off manually.
• Auto: The pump is running automatically based on settings.
13 Display The display shows the pump status.
14
Setpoint
5.00 bar
Operaring mode
Normal
Actual controlled value
4.90 bar
Control mode
Const. pressure
Status Settings Assist
1 2 3
56789
Lock symbol:
If the symbol is lit, the control unit is locked from making changes.
15
Alarm and warning symbol:
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.
3. Go to Settings > Level Control > Start level P2.
4. Set the start level for pump 2.
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.
16
English (GB)

Grundfos CU 241 Specifications

General

Brand	Grundfos
Model	CU 241
Category	Control Unit
Language	English