Introducció
The EMOS P5821 Energy Cost Meter is designed to provide a clear overview of your electricity consumption. This practical device allows you to monitor the power usage of your household appliances, helping you understand and manage your energy costs effectively. It measures power (W), energy consumption (kWh), voltage, amperage, and calculates costs.

Imatge: Frontal view of the EMOS P5821 Energy Cost Meter, showing the LCD display, control buttons (HISTORY, ENERGY/+, COST/-, SET/OK, RESET), and the integrated power socket.
Informació de seguretat
- Ensure the device is connected to a properly grounded power outlet.
- Do not exceed the maximum load capacity of 3680 W.
- Keep out of reach of children. The device features child protection/safety.
- No desmunteu ni intenteu reparar el dispositiu vosaltres mateixos. Poseu-vos en contacte amb personal qualificat per al servei tècnic.
- Eviteu l'exposició a la humitat o temperatures extremes.
Característiques del producte
- Mesurament exhaustiu: Measures power (W), energy consumption (kWh), voltage, amperage, and calculates electricity costs.
- Ampli rang de mesura: Power measurement from 2 W to 3680 W, energy measurement from 0 kWh to 999 kWh.
- Pantalla LCD: Clear display for easy reading of measurements.
- Protecció de sobrecàrrega: Integrated LED indicator for overload situations, enhancing safety.
- Còpia de seguretat de la bateria: Includes 2x 1.5 V (LR44/AG13) batteries to retain data during power outages.
- Seguretat infantil: Equipped with child protection features.
Contingut del paquet
En desembalar, assegureu-vos que tots els articles estiguin presents i no estiguin danyats:
- 1 x EMOS P5821 Energy Cost Meter (Wattmeter)

Image: The EMOS P5821 Energy Cost Meter shown within its retail packaging, displaying product information and model number P5821.
Configuració
- Engegada inicial: Plug the EMOS P5821 Energy Cost Meter into a standard wall socket. The LCD display should illuminate.
- Instal·lació de la bateria (si no n'hi ha preinstal·lada): The device uses 2x 1.5V (LR44/AG13) batteries for data backup. Locate the battery compartment, typically on the back, and insert the batteries with correct polarity.
- Connecteu l'aparell: Plug the appliance you wish to monitor into the socket on the front of the EMOS P5821 meter.

Imatge: Anglesa view of the EMOS P5821 Energy Cost Meter, highlighting the LCD screen and the blue control buttons for various functions.
Instruccions de funcionament
Once an appliance is connected and powered on, the meter will begin measuring its electricity consumption. Use the buttons to navigate through different display modes and settings.
Funcions del botó:
- HISTÒRIA: Premeu per view historical data or switch between different time-based measurements (e.g., daily, weekly, total).
- ENERGY/+: Cycles through various energy-related displays such as current power (W), voltage (V), amperage (A), and total energy consumption (kWh). Also used to increase values during setting.
- COST/-: Displays the calculated cost of electricity consumed. Can also be used to decrease values during setting.
- SET/OK: Enters setting mode (e.g., to set electricity tariff) or confirms a selection.
- RESET: Resets all accumulated data and settings to default. Use with caution.
To set the electricity tariff for cost calculation, press the SET/OK botó i utilitzeu ENERGY/+ i COST/- to adjust the price per kWh, then press SET/OK de nou per confirmar.
Manteniment
- Netegeu el dispositiu amb un drap suau i sec. No utilitzeu productes de neteja abrasius ni dissolvents.
- Ensure the ventilation slots (if any) are not blocked.
- Replace the backup batteries (LR44/AG13) periodically, or if the display shows signs of fading when unplugged.
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| La pantalla està en blanc. | No power from wall socket or backup batteries are depleted. | Check wall socket. Replace LR44/AG13 backup batteries. |
| No readings for connected appliance. | Appliance not powered on, or not drawing sufficient power (below 2W). | Ensure appliance is switched on. The meter has a minimum measurement threshold of 2W. |
| Overload indicator (LED) is on. | Connected appliance exceeds the maximum load of 3680 W. | Unplug the appliance immediately. Do not connect appliances exceeding 3680 W. |
| Incorrect cost calculation. | Electricity tariff not set correctly. | Enter setting mode (SET/OK) and adjust the price per kWh to your local tariff. |
Especificacions
- Marca: EMOS
- Número de model: P5821 (FHT 9999)
- Número de peça: FHT 9999
- Dimensions del producte: 7 x 9 x 18.5 cm
- Pes: 10 g
- Font d'alimentació: Mains powered, with battery backup
- Còpia de seguretat de la bateria: 2x 1.5 V (LR44/AG13) batteries (not included by default, check packaging)
- Measurement Range (Power): 2 W - 3680 W
- Measurement Range (Energy): 0 kWh - 999 kWh
- Protecció de sobrecàrrega: Sí
- Seguretat infantil: Sí
- ASIN: B014WKT7RA
- Primera data disponible: 15 de gener de 2020


Image: Left: Side profile of the EMOS P5821 Energy Cost Meter, illustrating its compact design. Right: Rear view of the meter, showing the battery compartment cover and the plug.
Garantia i Suport
For warranty information, technical support, or service inquiries, please refer to the official EMOS weblloc web o poseu-vos en contacte amb el vostre distribuïdor local. Conserveu el rebut de compra com a comprovant de compra.
Fabricant: EMOS
Weblloc: www.emos.eu
UPC: 8595025366986





