1. Introducció
This manual provides essential instructions for the installation, operation, and maintenance of your BUDERUS Ecomatic/Logamatic ERC Room Controller with AM 1 Module. Please read this manual thoroughly before attempting any installation or operation to ensure safe and efficient use of the device. The ERC room controller is designed to manage your heating system, providing comfortable indoor temperatures and energy efficiency.

Imatge 1.1: The BUDERUS Ecomatic/Logamatic ERC Room Controller shown within its packaging, alongside its accompanying installation manual. This image illustrates the product as it would appear upon unboxing, highlighting the controller's white casing and the included documentation.
2. Informació de seguretat
ADVERTIMENT: Improper installation or maintenance can lead to serious injury, death, or property damage. Always adhere to the following safety guidelines:
- Installation and removal of modules must only be performed by a qualified professional.
- Before any installation work, switch off the wall-mounted boiler or heating system.
- The control unit contains electrostatically sensitive components. Avoid touching the circuit board directly to prevent damage.
- Ensure all electrical connections are secure and comply with local regulations.
- No exposeu el dispositiu a la humitat ni a temperatures extremes.

Imatge 2.1: The cover of the "Montageanweisung Regelgerät ERC" (Installation Instructions Control Unit ERC) manual. It prominently features a warning triangle symbol, indicating important safety information regarding the installation and handling of the device.
3. Producte acabatview
The BUDERUS Ecomatic/Logamatic ERC is a room controller designed for precise temperature management within your living space. It features a clear display, a rotary knob for temperature adjustment, and mode selection buttons.

Imatge 3.1: Un front de primer pla view of the BUDERUS Ecomatic/Logamatic ERC Room Controller. The image clearly shows the digital display, the central rotary knob for temperature settings (ranging from 10 to 30 degrees Celsius), and the mode selection buttons labeled "Nacht" (Night), "Man" (Manual), and "Auto" (Automatic).
3.1. Components
- Pantalla digital: Shows current temperature, operating mode, and other relevant information.
- Pom giratori: S'utilitza per ajustar la temperatura ambient desitjada.
- Botons de mode:
- Nacht (Night): Activates night setback temperature.
- Home (manual): Allows continuous manual temperature setting.
- Auto (Automatic): Operates according to a programmed time schedule.
- AM 1 Module: An integrated module for enhanced functionality (specific functions depend on the heating system).

Imatge 3.2: The cover of the "REGELGERAET ERC LOGAMATIC RAUM CONTROLLER" manual, displaying a schematic illustration of the room controller. This image provides a general visual representation of the device's form factor and primary controls.
4. Configuració i instal·lació
The installation of the BUDERUS Ecomatic/Logamatic ERC Room Controller should only be carried out by a certified heating technician. This ensures proper wiring, safe operation, and compliance with all relevant electrical and building codes.
4.1. Ubicació de muntatge
Choose an interior wall in a main living area, away from direct sunlight, drafts, or heat sources (e.g., radiators, lamps, televisions). The recommended mounting height is approximately 1.5 meters (5 feet) from the floor for accurate temperature sensing.
4.2. Connexió elèctrica
The controller connects to your heating system via specific terminals. Refer to the detailed wiring diagrams provided in the professional installation manual for your specific boiler model. Ensure the main power supply to the heating system is disconnected before making any electrical connections.

Imatge 4.1: La part posterior view of the BUDERUS Ecomatic/Logamatic ERC Room Controller. This perspective highlights the mounting holes for wall installation, the terminal block area for electrical connections, and a label indicating "SOFTWARE SV-1.4". This view is crucial for professional installers.
4.3. Configuració Inicial
After installation and power-up, the controller may require initial configuration, such as setting the date, time, and basic heating parameters. Follow the on-screen prompts and refer to the specific instructions for your heating system's integration with the ERC controller.
5. Instruccions de funcionament
5.1. Configuració de la temperatura
To adjust the desired room temperature, rotate the large central knob. The current setting will be displayed on the screen. Turning the knob clockwise increases the temperature, and counter-clockwise decreases it. The range is typically from 10°C to 30°C.

Imatge 5.1: Un front view of the BUDERUS Ecomatic/Logamatic ERC Room Controller, with its digital display showing a series of 'A' characters, indicating a potential test mode or initial power-up sequence. The rotary knob is set to approximately 18 degrees Celsius.
5.2. Selecció del mode de funcionament
Use the buttons below the display to select the desired operating mode:
- Nacht (Night): Activates a pre-set night setback temperature for energy saving.
- Home (manual): The heating system will maintain the temperature set by the rotary knob continuously, overriding any programmed schedules.
- Auto (Automatic): The controller follows the programmed time schedule for heating and temperature settings.
5.3. Configuració avançada
For advanced settings such as programming time schedules, holiday modes, or specific system parameters, refer to the comprehensive operating manual provided with your heating system or consult a qualified technician. These settings are typically accessed through specific button combinations or menu navigation on the display.
6. Manteniment
The BUDERUS Ecomatic/Logamatic ERC Room Controller requires minimal maintenance to ensure optimal performance.
- Neteja: Gently wipe the exterior of the controller with a soft, dry, or slightly damp cloth. Do not use abrasive cleaners, solvents, or chemical sprays, as these can damage the casing o components electrònics.
- Inspecció: Periodically check for any visible damage or loose connections. If any issues are observed, contact a qualified technician.
- Actualitzacions de programari: Software updates are typically handled by qualified service personnel during routine heating system maintenance. The current software version is 1.4.
7. Solució De Problemes
If you encounter issues with your ERC Room Controller, consider the following basic troubleshooting steps. For complex problems, always contact a qualified heating technician.
| Problema | Causa possible | Solució |
|---|---|---|
| La pantalla està en blanc | Sense font d'alimentació; connexió fluixa. | Check power to the heating system. Ensure connections are secure (professional assistance recommended). |
| Heating not responding to settings | Incorrect operating mode; system fault; external thermostat interference. | Verify operating mode (Auto, Man, Nacht). Check boiler status. Consult technician if problem persists. |
| Lectura de temperatura inexacta | Controller located near heat source/draft; sensor fault. | Ensure controller is not exposed to direct heat or cold drafts. If problem persists, contact technician. |
| Codis d'error a la pantalla | Mal funcionament del sistema. | Note the error code and consult your heating system's main manual or contact a qualified technician for diagnosis. |
8. Especificacions
| Característica | Detall |
|---|---|
| Marca | BUDERUS |
| Model | Ecomatic/Logamatic ERC |
| Fabricant | BUDERUS |
| Color | Blanc |
| Versió del programari | 1.4 |
| Piles necessàries | No |
| ASIN | B01BBTBB0G |
| Primera data disponible | 15 de gener de 2020 |
9. Garantia i Suport
Specific warranty details for the BUDERUS Ecomatic/Logamatic ERC Room Controller are typically provided at the point of purchase or within the main documentation of your complete heating system. As this product is often sold as a component of a larger system, warranty terms may vary.
For technical support, warranty claims, or service, please contact your authorized BUDERUS dealer or a qualified heating technician. Ensure you have your product model number (Ecomatic/Logamatic ERC) and any relevant purchase information available when seeking support.
You can find more information on the official BUDERUS weblloc: www.buderus.com





