1. Ro-ràdh agus Os a chionnview
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.

Figear 1: Aghaidh 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. Stiùireadh Sàbhailteachd
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.
- Na fosgail an inneal casing. Chan eil pàirtean sam bith a dh’ fhaodas an neach-cleachdaidh a chàradh a-staigh.
- Na cuir an inneal fo bhuaidh taiseachd, uisge no teòthachd anabarrach.
- Dèan cinnteach gu bheil an inneal ceangailte ri socaid cumhachd le talamh ceart.
- 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.
- Clean the device only with a dry, soft cloth. Do not use liquid cleaners.
3. Feartan toraidh
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.
- Leathan 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. Suidhich
Setting up your energy meter is a straightforward process:
- Unpack: Carefully remove the energy meter from its packaging.
- Dèan ceangal: Insert the energy meter into a standard 230V AC wall socket. The display should illuminate.
- Inneal ceangail: Plug the appliance you wish to monitor into the socket on the front of the energy meter.
- Roghainnean tòiseachaidh: 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. Stiùireadh Obrachaidh
The energy meter is controlled using the buttons located below the display.
- Putan MENU: Press to cycle through different display modes (e.g., Voltage, Current, Power, Frequency, Cost, Total kWh).
- Putan SET: Used to enter settings mode for time, date, and tariff rates. Press again to confirm selections.
- Arrow Buttons (⇄ agus +): Used to navigate through options or adjust values within settings mode. The ⇄ button typically moves between settings, while the + button increases values.
- Putan 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. A 'suidheachadh Ùine agus Ceann-latha
- Brùth agus cùm an SET am putan gus an nochd an taisbeanadh ùine.
- Cleachd an ⇄ button to select the hour, minute, day, month, and year.
- Cleachd an + putan gus an luach priobadh atharrachadh.
- Brùth SET gus gach suidheachadh a dhearbhadh agus gluasad chun an ath fhear.
- Brùth MENU gus am modh roghainnean fhàgail.
5.2. Setting Tariff Rates
The device supports two tariff rates (Tariff 1 and Tariff 2) for calculating electricity costs.
- Brùth an MENU button repeatedly until the cost display mode is shown.
- Brùth agus cùm an SET button until the tariff rate flashes.
- Cleachd an ⇄ button to select Tariff 1 or Tariff 2.
- Cleachd an + button to adjust the cost per kWh for the selected tariff.
- Brùth SET to confirm and save the tariff rate.
- Brùth MENU gus am modh roghainnean fhàgail.
6. Fiosrachadh Taisbeanaidh
The LCD provides various readings. Press the MENU putan gus gluasad tro na taisbeanaidhean a leanas:
- Uair agus Ceann-latha: Ùine agus ceann-latha làithreach.
- Voltage (V): Displays the current line voltage (me, 230V).
- Tricead (Hz): Shows the current power line frequency (e.g., 50Hz).
- Active Power (W): The real power consumed by the connected appliance.
- Apparent Power (VA): The total power in an AC circuit, including reactive power.
- Factor cumhachd: The ratio of active power to apparent power.
- Total Energy (kWh): Accumulated energy consumption in kilowatt-hours.
- Cosgais: Calculated cost based on accumulated kWh and set tariff rates.
- Ùine obrachaidh: Total time the appliance has been connected and drawing power.
7. Cumail suas
The Bachmann 852.9821 Energy Meter requires minimal maintenance.
- Glanadh: 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.
- Stòradh: Nuair nach eilear ga chleachdadh airson ùine mhòr, stòraich an inneal ann an àite fionnar, tioram, air falbh bho sholas dìreach na grèine agus teòthachd anabarrach.
8. A ’dèanamh trioblaid
If you encounter issues with your energy meter, refer to the following troubleshooting guide:
| Trioblaid | Adhbhar a dh’fhaodadh a bhith ann | Fuasgladh |
|---|---|---|
| Tha an taisbeanadh falamh. | Gun solar cumhachd. | Ensure the meter is securely plugged into a live wall socket. Check the wall socket with another appliance. |
| Leughaidhean ceàrr. | Improper settings or device malfunction. | Verify tariff settings. If issues persist, perform a factory reset using the RST button. |
| Tha na putanan neo-fhreagairt. | Mearachd bathar-bog sealach. | Unplug the device from the wall socket, wait 10 seconds, then plug it back in. |
| Inneal nach eil a’ faighinn cumhachd. | Meter malfunction or appliance issue. | Test the appliance directly in the wall socket. If the appliance works, the meter may be faulty. |
9. Sònrachaidhean Teicnigeach
Below are the technical specifications for the Bachmann 852.9821 Energy Meter:
- Àireamh Modail: 852.9821
- Brand: Bachmann
- Dath: Geal
- Voltage Raon: 160 V - 280 V AC
- Ainmeil Voltage: 230 Volt
- Max. Power Load: 3860 watt (16 A)
- Min. Power Measurement: 4 watt
- Fèin-chleachdadh: <1 watt
- Meudan (L x W x H): 21.2 x 9.2 x 7.6 cm (8.35 x 3.62 x 2.99 òirleach)
- Cuideam: 230 gram
- Siostam Tomhais: Meadrach
- Feartan: Large LCD with blue backlight, 2 separate tariff rates, child protection.

Figear 2: Dimensional drawing of the Bachmann 852.9821 Energy Meter, illustrating its length (133mm), width (71mm), and height (37mm) for precise installation planning.
10. Barantas agus Taic
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 weblàrach.
For technical support, troubleshooting assistance beyond this manual, or spare parts inquiries, please contact Bachmann customer service through their official channels.