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General| Brand | Grundfos |
|---|---|
| Model | CU 241 |
| Category | Control Unit |
| Language | English |
Safety warnings indicating hazardous situations that could cause death or serious injury.
Instructions for physically mounting the control unit and making electrical connections.
Steps for connecting to Grundfos GO Remote and using the startup wizard.
Steps for installing a Communication Interface Module (CIM) into the control unit.
A comprehensive list and explanation of all alarm and warning codes for fault diagnosis.
Specifics on screws and torque value for mounting the control unit.
Essential precautions when handling electronic components to prevent static damage.
Steps to remove the back cover and prepare the unit for module fitting.
Instructions for correctly fitting the Communication Interface Module into the control unit.
Steps for refitting the back cover and securing cables after CIM module installation.
Guidance on connecting the 24 VDC power supply, checking voltage and polarity.
Steps to enable Bluetooth on the operating panel to facilitate GO Remote connection.
How to test pump start/stop based on level in emptying applications.
How to test pump start/stop based on level in filling applications.
Detailed explanation of how levels control pumps in the Empty application mode.
Detailed explanation of how levels control pumps in the Fill application mode.
Description of each terminal's purpose on the control unit.
Explanation of the details provided on the product's nameplate for identification.
List of supported CIM modules and their corresponding communication protocols.
Detailed explanation of the display, buttons, and symbols on the CU 241 operating panel.
Procedure to set the application type (Empty/Fill) using Grundfos GO Remote.
Guide to configuring sensor type using the operating panel or Grundfos GO Remote.
Steps to set the start levels for pump 1 and pump 2 via GO Remote or the operating panel.
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