A&D HT Series Compact Scale User Manual

Mawu Oyamba

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.

Zambiri Zachitetezo

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.
• Pewani kuyika muluwo pamalo otentha kwambiri, chinyezi, kapena dzuwa lachindunji.
• Sungani sikelo kutali ndi minda yamphamvu yamagetsi.
• Do not disassemble or attempt to repair the scale yourself. Refer to qualified service personnel.
• Yeretsani sikelo ndi chofewa, damp nsalu. Osagwiritsa ntchito zotsukira abrasive kapena kumiza unit m'madzi.

Zamkatimu Phukusi

Onetsetsani kuti zinthu zonse zilipo mu phukusi:

• A&D HT-300 Compact Scale Unit
• Buku Lachidziwitso (chikalata ichi)
• Clear Carry-Case
• AC Adaptor (optional, may be sold separately)

Zathaview

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.

Zofunika Kwambiri:

• Pani Yoyezera Chitsulo chosapanga dzimbiri
• 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

Khazikitsa

1. Kutulutsa: Chotsani mosamala sikelo ndi zowonjezera zonse kuchokera mu phukusi.
2. Kuyika: Place the scale on a firm, level, and vibration-free surface. Ensure it is away from direct sunlight, drafts, and heat sources.
3. Magetsi:
   • Kugwiritsa ntchito Battery: 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.
4. Kuyatsa Koyamba: Dinani pa ON/WOZIMA button to turn on the scale. The display will show "88888" then "0.0g" (or the last used unit) when ready.

Malangizo Ogwiritsira Ntchito

1. Kuyatsa/Kuzimitsa

• Kuyatsa: Dinani batani ON/WOZIMA batani.
• Kuzimitsa: Dinani ndikugwira ON/WOZIMA button until the display turns off. The scale also features an auto-off function to conserve power.

2. Kuyeza Koyambira

1. Ensure the scale is on a stable surface and displays "0.0g".
2. Gently place the item to be weighed on the center of the weighing pan.
3. Wait for the reading to stabilize. The "STABLE" indicator will appear on the display.
4. Read the weight displayed on the LCD.

3. Tare Function (Zeroing a Container)

The tare function allows you to subtract the weight of a container, so only the net weight of the contents is measured.

1. Place the empty container on the weighing pan. The display will show its weight.
2. Dinani pa →0/T← (RE-ZERO) button. The display will return to "0.0g" and the "NET" indicator will appear.
3. Onjezani zinthu zoti muyezedwe mumtsuko. Chiwonetserocho chidzawonetsa kulemera kwa zinthuzo.
4. To clear the tare, remove the container from the pan and press the →0/T← batani kachiwiri.

4. Changing Units of Measure

The HT-300 supports multiple units of measure (g, oz, lb-oz, ozt, N).

• Ndi sikelo, dinani batani GWANITSA button repeatedly to cycle through the available units.
• Stop pressing when your desired unit is displayed.

5. Gwira Ntchito

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 GWANITSA 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 GWANITSA batani kachiwiri.

Kusamalira

Kuyeretsa:

• Wipe the scale surface with a soft, slightly damp nsalu.
• 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.

Posungira:

• When not in use for extended periods, store the scale in its clear carry-case to protect it from dust and damage.
• Sungani pamalo ozizira, owuma, kutali ndi dzuwa komanso kutentha kwambiri.
• If using batteries, remove them if the scale will not be used for a long time to prevent leakage.

Kusaka zolakwika

If the problem persists after attempting the solutions above, please contact A&D customer support for assistance.

Zofotokozera

Chitsimikizo ndi Thandizo

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 webtsamba: www.andweighing.com