Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of the VEMER KEO-B LCD built-in thermostat. Designed for standard flush-mounted boxes, this battery-powered thermostat offers precise temperature control for your home heating system. Please read this manual thoroughly before installation and use to ensure proper functionality and safety.

Què hi ha a la caixa
The VEMER KEO-B LCD thermostat package includes the following components:
- Thermostat unit
- White front panel
- Anthracite grey front panel
- Adapters for main civil series plates


Configuració i instal·lació
Informació de seguretat
Before beginning installation, ensure the main power supply to the heating system is disconnected. Installation should be performed by a qualified professional if you are unsure about electrical wiring.
Muntatge
The KEO-B LCD thermostat is designed for flush-mounting in standard 3-module boxes (Type 503). Its design allows for easy integration with existing structures without modifications.
Use the provided adapters to integrate the thermostat with the plates of major civil series, ensuring a consistent design with your home environment.

Cablejat
Connect the two wires from your heating system to terminals 1 and 2 on the thermostat. Terminal 1 is typically for the Normally Open (NA) contact, and Terminal 2 is for the Common (COM) contact. Refer to the wiring diagram for precise connections.

Instal·lació de la bateria
The thermostat operates on 2 x 1.5V AAA batteries. This provides a practical solution without the need for an electrical connection, ideal for flexible installations.
Per instal·lar o substituir les piles:
- Carefully remove the front panel of the thermostat.
- Insert two AAA batteries into the designated compartment, observing the correct polarity (+/-).
- Substituïu el panell frontal.

Funcionament
Pantalla i retroil·luminació
The LCD display provides clear visibility of the temperature and settings. The backlight ensures readability even in dimly lit environments. The backlight can be deactivated, which is useful in areas like bedrooms.
Ajust de temperatura
The thermostat features two physical buttons for easy temperature regulation. Use the up and down arrow buttons to set your desired temperature.
The KEO-B LCD thermostat provides manual temperature control, allowing you to directly adjust the setpoint as needed.

Manteniment
Canvi de bateria
When the battery indicator appears on the display, it is time to replace the batteries. Follow the battery installation steps outlined in the "Setup and Installation" section.
Always use 2 x 1.5V AAA alkaline batteries for optimal performance and longevity.
Neteja
To clean the thermostat, gently wipe the surface with a soft, dry cloth. Do not use abrasive cleaners or solvents, as these can damage the display or casing.
Resolució de problemes
- Thermostat not turning on: Comproveu si les piles estan correctament inserides i tenen prou càrrega. Canvieu les piles si cal.
- Lectura de temperatura incorrecta: Assegureu-vos que el termòstat no estigui exposat a la llum solar directa, corrents d'aire ni fonts de calor que puguin afectar el seu sensor.
- El sistema de calefacció no respon: Verify the wiring connections are secure. Check the heating system's power supply and settings.
- Problemes de visualització: If the display is blank or flickering, try replacing the batteries.
For persistent issues, please contact technical support.
Especificacions
| Característica | Detall |
|---|---|
| Marca | VEMER |
| Nom del model | LCD KEO-B |
| Dimensions del producte | 5.3P x 7.2W x 5H cm |
| Tipus de controlador | Botó |
| Característica especial | Visualització de la temperatura |
| Usos específics | Boiler, Heating System, Air Conditioner, Heat Pump |
| Tipus de control de temperatura | Manual |
| Tecnologia de connectivitat | Funciona amb bateria |
| Font d'alimentació | Funciona amb bateria |
| Voltage | 1.5 Volts |
| Tipus de visualització | LCD |
| Mètode de control | Tàctil (botons) |
| Tipus de muntatge | Flush Mount (503) |
| Llum de fons | Sí |
| Nombre de bateries | 2 AAA (required) |
| Color | White and Anthracite Grey |
| Material | Plàstic |
| País d'origen | Itàlia |
| Fabricant | VEMER |
| Número de model | VE267100 |
Informació de la garantia
The VEMER KEO-B LCD thermostat comes with a 2-year warranty from the date of purchase, covering defects in materials and workmanship.
Conserveu el vostre comprovant de compra per a reclamacions de garantia.
Suport tècnic
A manual is included for simple installation. For any difficulties or technical assistance, please contact VEMER technical support via email at assistenza.tecnica@vemer.it.