Grundfos LC 232

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99918634 02.2023

ECM: 1360032

www.grundfos.com

Trademarks displayed in this material, including but not limited to Grundfos and the Grundfos logo, are registered trademarks owned by The Grundfos Group. © 2023 Grundfos Holding A/S, all rights reserved.

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Table of Contents5
General Information5
Hazard Statements5
Notes5
Installing the Product6
Location6
Mechanical Installation6
Electrical Connection7
Starting up the Product10
Connecting to Grundfos GO Remote10
Startup Wizard on Grundfos GO Remote10
Startup Wizard on the Operating Panel10
How to Enable Bluetooth on the Operating Panel10
How to Disable Bluetooth on the Operating Panel11
Configuring the IO Terminals Using Grundfos GO Remote11
Testing the Product11
Product Introduction11
Product Description11
Intended Use11
Features11
Application Types11
Terminals12
Identification13
Supported Communication Interface Modules and Protocols13
Control Functions13
Operating Panel13
Setting the Product14
Setting the Application Type with Grundfos GO Remote14
Setting the Sensor Type14
Setting the Start Level14
Setting the Stop Level14
Setting the High Level14
Stop Delay15
Power-On Delay15
Dry-Running Protection15
Using the same Level Switch for the Start and Stop Level15
Automatic Test Run15
Signal-Detection Time15
Setting the Maximum Number of Restarts with Grundfos GO Remote15
Setting the Service Interval with Grundfos GO Remote15
Operating the Product15
Motor Protection16
Alarm Reset18
Setting the Buzzer with Grundfos GO Remote18
Setting Units for Grundfos GO Remote18
Setting Units for the Operating Panel with Grundfos GO Remote18
Setting the User-Configurable Log with Grundfos GO Remote18
Setting a Time Schedule with Grundfos GO Remote18
Genibus18
Security18
Starting the Startup Wizard with the Operating Panel18
Servicing the Product19
Updating the Product Software19
Replacing the Battery19
Replacing the CIM Module19
Fault Finding the Product19
Overview of Alarm and Warning Codes19
Code 2 (Power Phase Missing)19
Code 4 (too Many Motor Restarts)20
Code 9 (Power Phase Sequence Wrong)20
Code 12 (Service Needed)20
Code 22 (Moisture in Motor of Pump)20
Code 25 (Wrong Configuration)20
Code 26 (Contactor Shorted)20
Code 48 (Motor Is Overloaded)20
Code 51 (Blocked)20
Code 56 (Underload, Current Sensor Measures a Value too Low)20
Code 57 (Missing Water in the Application)21
Code 69 (Winding Temperature too High)21
Code 72 (Internal Fault)21
Code 76 (Internal Fault)21
Code 84 (Memory Storage Media Faulty)21
Code 117 (Door Opened)21
Code 157 (Real-Time Clock Monitoring)21
Code 159 (Communication Error CIMXXX)21
Code 165 (Signal Fault)22
Code 181 (Signal Fault, PTC Input)22
Code 191 (High Water Level)22
Code 205 (Level Switch Inconsistency)22
Code 220 (Contactor Wear Out)22
Code 229 (Water on Floor)22
Technical Data for LC 23222
Electrical Data22
Mechanical Data23
Environmental Data23
Temperature23
Disposing of the Product24
Document Quality Feedback24

Grundfos LC 232 - Page 26

Table of Contents

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