1. Johdanto
This manual provides detailed instructions for the proper use and maintenance of your Brecknell PB500 Digital Pocket Scale. The PB500 is a versatile, low-cost digital scale designed for precise measurements in various units. Its compact and lightweight design makes it highly portable, suitable for a range of applications requiring accurate weight determination.
Tärkeimmät ominaisuudet:
- Multi-functional digital display.
- Measures in grams (g), ounces (oz), pennyweight (dwt), and troy ounces (ozt).
- Counting function for repetitive item counting.
- Tare function to zero out container weight.
- Automaattinen virrankatkaisutoiminto akun käyttöiän säästämiseksi.
- Durable ABS plastic case with a built-in protective cover that doubles as a draft shield.

Image 1: The Brecknell PB500 Digital Pocket Scale with its protective cover closed, demonstrating its compact form factor and a sample item (rings) on the weighing area.
2. Asennus
Follow these steps to prepare your PB500 scale for use:
- Purkaminen: Carefully remove the scale from its packaging. Inspect for any visible damage.
- Akun asennus: The PB500 scale typically uses standard AAA batteries (not specified, but common for pocket scales). Locate the battery compartment on the underside of the scale. Open the compartment, insert the batteries according to the polarity indicators (+/-), and close the cover securely.
- Sijoitus: Place the scale on a flat, stable, and level surface. Uneven surfaces can affect weighing accuracy. Avoid areas with vibrations, drafts, or extreme temperature changes.
- Open Protective Cover: Gently open the hinged protective cover. This cover can also be used as a draft shield during weighing to minimize environmental interference.

Image 2: The Brecknell PB500 Digital Pocket Scale with its protective cover open, showing the weighing platform and the digital display with control buttons.
3. Käyttöohjeet
Familiarize yourself with the scale's functions for accurate measurements.
3.1. Peruspunnitus
- Virta päälle: Paina ON/OFF button to turn on the scale. The display will show '88888' and then '0.0g' (or the last used unit).
- Aseta kohde: Aseta punnittava esine varovasti punnitusalustan keskelle.
- Read Weight: The stable weight will be displayed on the LCD screen.
- Virta pois: Paina ON/OFF button again to turn off the scale. The scale will automatically shut off after a period of inactivity to save battery life.
3.2. Painoyksiköiden vaihtaminen
The PB500 supports multiple weighing units:
- grammaa (g)
- Unssia (oz)
- Pennyweight (dwt)
- Troy Ounces (ozt)
To change the unit, press the MODE button repeatedly until the desired unit is displayed.
3.3. Taaraustoiminto
Taara-toiminnolla voit vähentää säiliön painon, jolloin mitataan vain sisällön nettopaino.
- Aseta tyhjä astia punnitusalustalle.
- Odota, että näyttö tasaantuu.
- Paina TAARA button. The display will reset to '0.0g' (or current unit).
- Lisää punnittavat tuotteet astiaan. Näytössä näkyy vain tuotteiden paino.
- To clear the tare, remove all items from the platform and press TAARA again, or simply turn the scale off and on.
3.4. Laskentafunktio (PCS)
This feature is useful for counting multiple small items of uniform weight.
- With the scale on and displaying '0.0g', press and hold the LASKEA painiketta, kunnesample size (e.g., '25') appears on the display.
- Paina MODE button to cycle through available sample sizes (e.g., 25, 50, 75, 100). Select the sample size that matches the number of items you will place on the scale for calibration.
- Place the exact number of sample esineitä (esim. 25 kappaletta) punnitusalustalle.
- Paina LASKEA -painiketta uudelleen vahvistaaksesiample. The display will now show the count of the items.
- You can now add more items, and the scale will display the total count.
- Poistuaksesi laskentatilasta, paina MODE -painiketta.

Image 3: The Brecknell PB500 Digital Pocket Scale in use, showing small items like rings and earrings, highlighting its precision for delicate measurements.
4. Huolto
Asianmukainen hoito varmistaa vaa'an pitkän käyttöiän ja tarkkuuden.
- Puhdistus: Pyyhi vaaka kevyesti d:lläamp cloth. Do not use abrasive cleaners, solvents, or immerse the scale in water. Ensure no liquids enter the scale's interior.
- Varastointi: When not in use, close the protective cover to shield the weighing platform and display from dust and damage. Store the scale in a cool, dry place, away from extreme temperatures and humidity.
- Akun vaihto: If the display shows a low battery indicator or the scale fails to turn on, replace the batteries promptly. Always use new batteries of the specified type. Remove batteries if the scale will not be used for an extended period to prevent leakage.
- Vältä ylikuormitusta: Do not place items exceeding the maximum capacity (500g) on the scale, as this can damage the internal sensor.
5. Vianmääritys
If you encounter issues with your PB500 scale, refer to the following common problems and solutions:
| Ongelma | Mahdollinen syy | Ratkaisu |
|---|---|---|
| Vaaka ei käynnisty. | Tyhjät tai väärin asennetut paristot. | Vaihda paristot uusiin varmistaen oikean napaisuuden. |
| Epätarkat tai epäjohdonmukaiset lukemat. | Unstable surface, drafts, overload, or dirty platform. | Place scale on a stable, level surface. Avoid drafts. Ensure item weight is within capacity. Clean the weighing platform. |
| Näytössä näkyy 'EEEE' tai 'O-Ld'. | Ylikuormitus. | Remove the item immediately. The weight exceeds the scale's maximum capacity. |
| Display shows 'UNST'. | Unstable reading. | Ensure the scale is on a stable surface and there are no vibrations or drafts. |
6. Tekniset tiedot
| Merkki | Brecknell |
| Malli | PB500 |
| Valmistajan osanumero | SBWPB500 |
| Näytön tyyppi | Digitaalinen nestekidenäyttö |
| Paino Kapasiteetti | 500 grammaa (g) |
| Readability / Graduation | 0.1 grammaa (g) |
| Punnitusyksiköt | g, oz, dwt, ozt |
| Muototekijä | Kädessä pidettävä |
| Materiaali | Akryylinitriilibutadieenistyreeni (ABS) |
| Tuotteen paino | 5.6 unssia (noin 0.16 kg) |
| Tuotteen mitat | 8.6 x 5.6 x 1.25 tuumaa (L x L x K) |
| UPC | 641438632861 |
7. Takuu ja tuki
For warranty information, please refer to the documentation included with your purchase or visit the official Brecknell websivusto. Takuuehdot voivat vaihdella alueittain ja jälleenmyyjiltä riippuen.
If you require technical assistance, have questions about your scale, or need to report a defect, please contact the retailer from whom you purchased the product or refer to the manufacturer's customer support channels. Contact details are typically available on the manufacturer's websivusto tai tuotepakkaus.