1. Bubuka
This manual provides comprehensive instructions for the proper use and maintenance of your Horizon SF-400D Digital Precision Scale. Please read this manual thoroughly before operating the device to ensure accurate measurements and prolong its lifespan.
The Horizon SF-400D is a versatile digital precision scale designed for various weighing applications, including jewelry, coins, herbs, spices, and medication. It offers high accuracy and multiple weighing modes, along with a convenient counting function.

Gambar 1: Horizon SF-400D Digital Precision Scale. This image shows the overall design of the scale, featuring a black body, a stainless steel weighing platform, and a blue backlit LCD display with control buttons.
2. Pancegahan Kasalametan
- Do not overload the scale beyond its maximum capacity of 500g.
- Hindarkeun ngalaan skala ka suhu ekstrim, kalembaban, atanapi sinar panonpoé langsung.
- Jauhkeun timbangan tina medan éléktromagnétik anu kuat.
- Ngabersihan timbangan ku hipu, damp lawon. Ulah make cleaners abrasive atawa neuleumkeun unit dina cai.
- Ensure the scale is placed on a stable, level surface during operation to ensure accuracy.
3. Komponén produk
Familiarize yourself with the main parts of your SF-400D scale:
- Platform Timbangan: Stainless steel surface for placing items.
- Layar LCD: Backlit screen showing weight, units, and other indicators.
- Tombol ON/OFF: Ngahurungkeun atanapi mareuman skala.
- Tombol MODE: Changes weighing units (g, oz, ct, dwt, gn, T).
- Tombol TARE: Resets the display to zero, useful for weighing items in a container.
- PCS Button: Activates the piece counting function.
- Tombol CAL: Used for calibration.
- Suku adjustable: Located on the bottom for leveling the scale.
- Tingkat gelembung: Integrated on the scale to assist with leveling.

Gambar 2: Close-up of the SF-400D display and control buttons. This image highlights the LCD screen, showing various unit indicators (g, ct, dwt, gn, T, oz), and the function buttons: PCS, MODE, TARE, ON/OFF, and CAL.

Gambar 3: Underside of the SF-400D scale showing adjustable legs. Green arrows indicate the location of the four adjustable feet, which are used to level the scale for accurate measurements.
4. Setélan
4.1. Power Supply
The SF-400D scale operates on two AA batteries (included) or an optional AC power adapter (not included).
- Open the battery compartment cover on the underside of the scale.
- Pasangkeun dua batré AA, pastikeun polaritasna bener (+/-).
- Tutup kompartemen batré.
- Alternatively, connect a compatible AC power adapter (6V, amperage not specified in product details, consult manufacturer if needed) to the power port.
4.2. Panempatan sareng Pangrataan
For optimal accuracy, the scale must be placed on a stable, flat, and level surface.
- Place the scale on your desired weighing surface.
- Observe the integrated bubble level.
- Adjust the four adjustable legs on the bottom of the scale by rotating them until the bubble is centered within the level indicator.
5. Parentah Operasi
5.1. Timbangan Dasar
- Pencét éta ON/OFF button to turn on the scale. The display will show "88888" and then "0.00" (or "0.0" depending on the unit).
- If the display does not show zero, press the TAREUT tombol ka enol skala.
- Pencét éta MODÉ button to select your desired weighing unit (g, oz, ct, dwt, gn, T).
- Gently place the item(s) to be weighed on the center of the stainless steel platform.
- Read the stable weight displayed on the LCD screen.
- Pikeun mareuman timbangan, pencét terus tahan ON/OFF button for a few seconds. The scale also features an auto shut-off function to conserve battery power.
5.2. Fungsi Tare
The Tare function allows you to subtract the weight of a container, so only the contents are weighed.
- Simpen wadah kosong dina platform timbangan.
- Wait for the display to stabilize and show the container's weight.
- Pencét éta TAREUT button. The display will reset to "0.00" (or "0.0").
- Tambahkeun barang-barang anu anjeun hoyong timbang kana wadahna. Layar ayeuna ngan ukur bakal némbongkeun beurat bersih barang-barang éta.
- Pikeun ngabersihan tare, kaluarkeun sadaya barang tina platform teras pencét TAREUT again if the display does not return to zero automatically.
5.3. Piece Counting Function (PCS)
This function is useful for counting multiple identical items.
- Turn on the scale and ensure it is zeroed.
- Pencét éta PCS button. The display will show "PCS" and a sample size (e.g., "25", "50", "75", "100").
- Pencét éta MODÉ button to cycle through the available sample sizes (25, 50, 75, 100 pieces). Select the sample size that matches the number of items you will place on the scale for sampling.
- Place the exact number of sample items (e.g., 25 pieces) onto the weighing platform according to your selected sampukuran le.
- Pencét éta PCS tombol deui pikeun ngonfirmasi sample. The display will now show the number of pieces.
- You can now add more items of the same type, and the scale will display the total count.
- To exit the counting mode, press the MODÉ kancing.
5.4. Kalibrasi
Calibration ensures the accuracy of your scale. It is recommended to calibrate the scale periodically or if you suspect inaccurate readings. You will need a known calibration weight (e.g., 500g) for this process.

Gambar 4: SF-400D display showing "CAL" during calibration mode. This image illustrates the scale's screen indicating it is in calibration mode, prompting the user to place a calibration weight.
- Ensure the scale is on a stable, level surface and turned off.
- Pencét jeung tahan tombol KAL tombol, teras pencét éta ON/OFF button simultaneously. Release both buttons when the display shows "CAL".
- The display will then show a flashing weight value (e.g., "500.00g"). This is the required calibration weight.
- Place the exact calibration weight (e.g., 500g) onto the center of the weighing platform.
- Wait for the display to stabilize and show "PASS" or return to normal weighing mode. This indicates successful calibration.
- Remove the calibration weight. The scale is now calibrated and ready for use.
- If "FAIL" or an error message appears, repeat the calibration process.
6. Pangropéa
6.1. beberesih
- Wipe the scale surface with a soft, slightly damp lawon.
- Ulah make bahan kimia kasar, cleaners abrasive, atawa neuleumkeun skala dina cai.
- Pastikeun skala tos rengse garing saméméh neundeun atawa pamakéan salajengna.
6.2. Panyimpenan
- Simpen timbangan di tempat anu tiis sareng garing, jauh tina sinar panonpoé langsung sareng suhu anu ekstrim.
- Upami disimpen kanggo waktos anu lami, cabut batréna pikeun nyegah bocor.
7. Cara ngungkulan
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Skala teu hurung. | Low or dead batteries; incorrect battery installation; no power from AC adapter. | Replace batteries; check battery polarity; ensure AC adapter is properly connected and functional. |
| Bacaan teu akurat. | Scale not level; unstable surface; needs calibration; overloaded; strong air currents or vibrations. | Ensure scale is level using adjustable legs and bubble level; place on stable surface; perform calibration; do not exceed 500g capacity; operate in a stable environment. |
| "O_Ld" or "EEEE" displayed. | Timbangan kelebihan beban. | Remove excess weight immediately. Do not exceed 500g capacity. |
| Display shows "UNST". | Unstable environment or surface. | Move the scale to a more stable location, away from vibrations or drafts. |
| Counting function not working correctly. | Lepat sample size selected; sample items not identical in weight. | Pastikeun sample size matches the number of items placed for sampling; use identical items for accurate counting. |
8. Spésifikasi
| Fitur | Rincian |
|---|---|
| Modél | SF-400D |
| Kapasitas | 500 grams (g) / 17.5 ounces (oz) |
| Accuracy (Readability) | 0.01 grams (g) / 0.0005 ounces (oz) |
| Modeu Timbangan | g (grams), oz (ounces), ct (carats), dwt (pennyweights), gn (grains), T (troy ounces), pcs (pieces) |
| Bahan Platform | Beusi sténless |
| Platform Diameter | 4.2 inci |
| tampilan | LCD kalawan lampu tukang |
| Kakuatan | 2 x AA batteries (included) or 6V AC adapter (not included) |
| Ukuran (L x W x H) | 8.25" x 6.0" x 1.75" |
| Fitur | Tare function, Piece Counting, Auto Shut-Off, Backlit Display, Adjustable Legs, Bubble Level |
9. Garansi jeung Rojongan
For warranty information or technical support, please refer to the documentation included with your purchase or contact the retailer. Specific warranty terms may vary by region and retailer.
For general inquiries or to explore other products, you may visit the Horizon Store on Amazon.





