1. Fampidirana sy Fitohizanaview
This manual provides comprehensive instructions for the safe and efficient use of your Bachmann 852.9821 Energy Meter. This device is designed to measure and display the energy consumption of connected electrical appliances. It features a large LCD with a blue backlight for clear readability, displaying various electrical parameters and supporting two separate tariff rates for accurate cost calculation.

Sary 1: anoloana view of the Bachmann 852.9821 Energy Meter, showing the digital display, control buttons (MENU, SET, arrow buttons, RST), and the integrated power socket. The display shows time and energy consumption in kWh.
2. Torolàlana momba ny fiarovana
Please read these safety instructions carefully before using the device. Failure to follow these instructions may result in electric shock, fire, or damage to the device.
- Aza sokafy ny fitaovana casing. Tsy misy piesy azo amboarina ao anatiny.
- Aza atao amin'ny hamandoana, orana, na mari-pana tafahoatra ny fitaovana.
- Hamarino tsara fa mifandray amin'ny faladia herinaratra efa voafahana tsara ny fitaovana.
- Do not overload the device. The maximum load is 3680 W (16 A at 230 V).
- Keep out of reach of children. The device includes child protection features.
- If the device is damaged, discontinue use immediately and contact qualified personnel for repair.
- Diovy amin'ny lamba maina sy malefaka ihany ny fitaovana. Aza mampiasa ranoka fanadiovana.
3. Toetran'ny vokatra
The Bachmann 852.9821 Energy Meter offers the following key features:
- Large LCD screen with blue backlight for easy reading.
- Displays various electrical parameters: Voltage (V), Frequency (Hz), Active Power (W), Apparent Power (VA).
- Records total energy consumption in kWh.
- Supports two separate tariff rates for precise cost calculation.
- Integrated timer function.
- Wide voltage range: 160 V - 280 V.
- Power measurement range: 4 W - 3680 W.
- Low self-consumption: Less than 1 W.
- Equipped with child protection.
4. Fametrahana
Setting up your energy meter is a straightforward process:
- Vahao: Carefully remove the energy meter from its packaging.
- Ampidiro: Insert the energy meter into a standard 230V AC wall socket. The display should illuminate.
- Connect Appliance: Plug the appliance you wish to monitor into the socket on the front of the energy meter.
- Fikirana voalohany: Upon first use or after a reset, you may need to set the current time and tariff rates. Refer to the "Operating Instructions" section for details on navigating the menu.
5. Torolàlana miasa
The energy meter is controlled using the buttons located below the display.
- Bokotra MENU: Press to cycle through different display modes (e.g., Voltage, Current, Power, Frequency, Cost, Total kWh).
- Bokotra SET: Used to enter settings mode for time, date, and tariff rates. Press again to confirm selections.
- Arrow Buttons (⇄ SY +): Used to navigate through options or adjust values within settings mode. The ⇄ button typically moves between settings, while the + button increases values.
- Bokotra RST: A small recessed button (often requiring a pen tip to press) used to reset all accumulated data and settings to factory defaults. Use with caution.
5.1. Fametrahana Ora sy Daty
- Tsindrio ary hazòny ny SET bokotra mandra-pamirapiratry ny fotoana.
- Ampiasao ny ⇄ button to select the hour, minute, day, month, and year.
- Ampiasao ny + bokotra hanitsiana ny sanda mitselatra.
- mpanao gazety SET hanamafisana ny toe-javatra tsirairay ary hifindra any amin'ny manaraka.
- mpanao gazety sakafo mba hialana amin'ny fomba fiasa.
5.2. Setting Tariff Rates
The device supports two tariff rates (Tariff 1 and Tariff 2) for calculating electricity costs.
- Tsindrio ny sakafo button repeatedly until the cost display mode is shown.
- Tsindrio ary hazòny ny SET button until the tariff rate flashes.
- Ampiasao ny ⇄ button to select Tariff 1 or Tariff 2.
- Ampiasao ny + button to adjust the cost per kWh for the selected tariff.
- mpanao gazety SET to confirm and save the tariff rate.
- mpanao gazety sakafo mba hialana amin'ny fomba fiasa.
6. Asehoy ny fampahalalana
The LCD provides various readings. Press the sakafo button to cycle through the following displays:
- Ora sy Daty: Ora sy daty ankehitriny.
- BOKYtage (V): Displays the current line voltage (oh: 230V).
- Frequency (Hz): Shows the current power line frequency (e.g., 50Hz).
- Hery miasa (W): The real power consumed by the connected appliance.
- Apparent Power (VA): The total power in an AC circuit, including reactive power.
- Hery Factor: The ratio of active power to apparent power.
- Total Energy (kWh): Accumulated energy consumption in kilowatt-hours.
- Vidiny: Calculated cost based on accumulated kWh and set tariff rates.
- Ora fiasana: Total time the appliance has been connected and drawing power.
7. Fikojakojana
The Bachmann 852.9821 Energy Meter requires minimal maintenance.
- Fanadiovana: Disconnect the device from the power outlet before cleaning. Use a soft, dry cloth to wipe the exterior. Do not use abrasive cleaners or solvents.
- fitahirizana: Rehefa tsy ampiasaina mandritra ny fotoana maharitra dia tehirizo ao amin'ny toerana mangatsiatsiaka sy maina ny fitaovana, lavitry ny tara-masoandro mivantana sy ny mari-pana tafahoatra.
8. Famahana olana
If you encounter issues with your energy meter, refer to the following troubleshooting guide:
| OLANA | Antony mety hitranga | vahaolana |
|---|---|---|
| banga ny fampisehoana. | Tsy misy famatsiana herinaratra. | Ensure the meter is securely plugged into a live wall socket. Check the wall socket with another appliance. |
| Incorrect readings. | Improper settings or device malfunction. | Verify tariff settings. If issues persist, perform a factory reset using the RST button. |
| Tsy mamaly ny bokotra. | Fahadisoana rindrambaiko vonjimaika. | Unplug the device from the wall socket, wait 10 seconds, then plug it back in. |
| Appliance not receiving power. | Meter malfunction or appliance issue. | Test the appliance directly in the wall socket. If the appliance works, the meter may be faulty. |
9. Famaritana ara-teknika
Below are the technical specifications for the Bachmann 852.9821 Energy Meter:
- Laharana modely: 852.9821
- marika: Bachmann
- loko: White
- BOKYtage Range: 160 V - 280 V AC
- Nominal Voltage: 230 Volts
- Max. Power Load: 3860 Watts (16 A)
- Min. Power Measurement: 4 Watts
- Fanjifana tena: <1 Watt
- refy (L x W x H): 21.2 x 9.2 x 7.6 sm (8.35 x 3.62 x 2.99 santimetatra)
- Lanja: 230 grama
- Rafitra fandrefesana: mimetatra
- Toetoetra: Large LCD with blue backlight, 2 separate tariff rates, child protection.

Sary 2: Dimensional drawing of the Bachmann 852.9821 Energy Meter, illustrating its length (133mm), width (71mm), and height (37mm) for precise installation planning.
10. Warranty sy fanohanana
Bachmann products are manufactured to high-quality standards. For information regarding warranty coverage, please refer to the warranty card included with your purchase or visit the official Bachmann website.
For technical support, troubleshooting assistance beyond this manual, or spare parts inquiries, please contact Bachmann customer service through their official channels.





