Gabatarwa
This user manual provides comprehensive instructions for the safe and efficient operation, maintenance, and troubleshooting of your A&D HT Series Compact Scale, model HT-300. Please read this manual thoroughly before using the scale to ensure proper functionality and to prevent damage.
Bayanin Tsaro
Always observe the following safety precautions to ensure safe operation and to prevent damage to the scale or injury to the user:
- Do not overload the scale beyond its maximum capacity (310 g for HT-300).
- Use the scale on a stable, level surface to ensure accurate readings.
- A guji fallasa wannan sinadari ga yanayin zafi mai tsanani, danshi, ko hasken rana kai tsaye.
- Tsare sikelin daga filaye masu ƙarfi na lantarki.
- Do not disassemble or attempt to repair the scale yourself. Refer to qualified service personnel.
- Tsaftace ma'auni da taushi, damp zane. Kada a yi amfani da masu tsabtace ƙura ko nutsar da naúrar cikin ruwa.
Abubuwan Kunshin
Tabbatar cewa duk abubuwa suna nan a cikin kunshin:
- A&D HT-300 Compact Scale Unit
- Manual Umarni (wannan takarda)
- Clear Carry-Case
- AC Adaptor (optional, may be sold separately)
Samfurin Ƙarsheview

Figure 1: A&D HT-300 Compact Scale. This image shows the top view of the scale, highlighting the weighing pan, the LCD display, and the control buttons for power, hold, and re-zero/tare functions.
The A&D HT-300 Compact Scale is designed for precise weighing in various environments, including schools, laboratories, and for weighing small items like jewelry. It features a stainless steel pan, a backlit LCD display, and multiple units of measure.
Mabuɗin fasali:
- Stainless Steel Weighing Pan
- Backlit LCD Display for clear readings
- Multiple Units of Measure (g, oz, lb-oz, ozt, N)
- Stable, Net, and Zero Indicators
- AC Adaptor Option for continuous power
- Clear Carry-Case for portability and protection
Saita
- Cire kaya: A hankali cire sikelin da duk kayan haɗi daga marufi.
- Wuri: Place the scale on a firm, level, and vibration-free surface. Ensure it is away from direct sunlight, drafts, and heat sources.
- Tushen wutan lantarki:
- Ayyukan Baturi: Open the battery compartment on the underside of the scale and insert the required batteries (check battery type and polarity).
- AC Adaptor (Optional): If using the AC adaptor, plug it into the scale's power input jack and then into a suitable wall outlet.
- Ƙarfin Farko A Kunna: Danna maɓallin KASHE/KASHE button to turn on the scale. The display will show "88888" then "0.0g" (or the last used unit) when ready.
Umarnin Aiki
1. Kunnawa / Kashewa
- Don kunnawa: Danna KASHE/KASHE maballin.
- Don kashe: Latsa ka riƙe KASHE/KASHE button until the display turns off. The scale also features an auto-off function to conserve power.
2. Nauyin Asali
- Ensure the scale is on a stable surface and displays "0.0g".
- Gently place the item to be weighed on the center of the weighing pan.
- Wait for the reading to stabilize. The "STABLE" indicator will appear on the display.
- Read the weight displayed on the LCD.
3. Tare Function (Zeroing a Container)
Aikin tarin yana ba ku damar rage nauyin akwati, don haka ana auna nauyin abin da ke ciki kawai.
- Place the empty container on the weighing pan. The display will show its weight.
- Danna maɓallin →0/T← (RE-ZERO) button. The display will return to "0.0g" and the "NET" indicator will appear.
- A zuba kayan da za a auna a cikin akwati. Nunin zai nuna nauyin kayan.
- To clear the tare, remove the container from the pan and press the →0/T← button sake.
4. Changing Units of Measure
The HT-300 supports multiple units of measure (g, oz, lb-oz, ozt, N).
- Da zarar an kunna sikelin, danna maɓallin RIKE maɓalli akai-akai don zagayawa ta cikin na'urorin da ake da su.
- Stop pressing when your desired unit is displayed.
5. Aikin Riƙewa
The hold function allows you to temporarily freeze the displayed weight, even after the item is removed from the pan.
- While an item is on the pan and the weight is stable, press and hold the RIKE button for a few seconds. The display will show "HOLD" or a similar indicator.
- The weight will remain displayed even if the item is removed.
- To release the hold, press the RIKE button sake.
Kulawa
Tsaftacewa:
- Wipe the scale surface with a soft, slightly damp zane.
- For stubborn stains, use a mild detergent. Avoid harsh chemicals, abrasive cleaners, or solvents.
- Ensure no liquid enters the interior of the scale.
- The stainless steel pan can be removed for more thorough cleaning if necessary.
Ajiya:
- When not in use for extended periods, store the scale in its clear carry-case to protect it from dust and damage.
- Ajiye a wuri mai sanyi, bushe, nesa da hasken rana kai tsaye da matsanancin zafi.
- If using batteries, remove them if the scale will not be used for a long time to prevent leakage.
Shirya matsala
| Matsala | Dalili mai yiwuwa | Magani |
|---|---|---|
| Sikeli baya kunna. | Low or dead batteries; AC adaptor not connected properly. | Replace batteries; check AC adaptor connection. |
| Karatuttuka mara inganci. | Scale not on a level surface; vibrations; air currents; overloaded. | Place on stable, level surface; avoid drafts; do not exceed capacity. |
| Display shows "EEEE" or "O-Err". | Kuskuren lodi. | Remove item immediately. Do not exceed maximum capacity. |
| Display shows "Lo". | Ƙananan alamar baturi. | Sauya batura. |
| Scale does not zero. | Something on the pan; scale not stable. | Remove all items from pan; ensure scale is stable. |
If the problem persists after attempting the solutions above, please contact A&D customer support for assistance.
Ƙayyadaddun bayanai
| Siffar | Daki-daki |
|---|---|
| Lambar Samfura | HT-300 |
| Matsakaicin Iya | 310g ku |
| Iya karantawa (d) | 0.1g ku |
| Raka'a Ma'auni | g, oz, lb-oz, ozt, N |
| Nau'in Nuni | LCD tare da Hasken baya |
| Weighing Pan Material | Bakin Karfe |
| Tushen wutar lantarki | Batteries (not specified in input, assuming common types like AA/AAA) or Optional AC Adaptor |
| Girman samfur | 7.68 x 5.35 x 1.85 inci |
| Nauyin samfur | 1.21 fam |
| Siffofin Musamman | Backlit Display, Multiple Weighing Units, Auto Shut Off, Stable/Net/Zero indicators |
Garanti da Taimako
A&D Company, Ltd. provides a limited warranty for this product against defects in materials and workmanship. The specific terms and duration of the warranty may vary by region and purchase date. Please retain your proof of purchase for warranty claims.
For technical support, service, or warranty inquiries, please contact A&D customer service through their official website or the contact information provided with your product packaging. When contacting support, please have your model number (HT-300) and purchase details ready.
For more information, visit the official A&D website: www.andweighing.com





