1. ບົດແນະນຳ
This manual provides essential instructions for the proper installation, operation, and maintenance of your OHAUS PA4102C Pioneer Precision Balance. To ensure accurate results and prolong the lifespan of your instrument, please read this manual thoroughly before use and keep it for future reference.
The OHAUS PA4102C is a precision laboratory balance designed for accurate weighing applications, featuring a 4100g capacity and internal calibration for reliable performance.
2. ຂໍ້ມູນຄວາມປອດໄພ
- Operate the balance only under the environmental conditions specified in this manual.
- ຮັບປະກັນການສະຫນອງພະລັງງານ voltage matches the requirements specified on the balance.
- Do not operate the balance in hazardous environments or with unstable power sources.
- Avoid spilling liquids or powders into the balance housing.
- Do not attempt to open or service the balance yourself. Refer all servicing to qualified personnel.
- Always place the balance on a stable, level surface away from vibrations, drafts, and direct heat sources.
3. ຜະລິດຕະພັນເກີນview
The OHAUS PA4102C Pioneer Precision Balance is engineered for reliable and precise weighing. Key features include a clear digital LCD display, a front-mounted bubble level for easy leveling, and selectable environmental settings to adapt to various operating conditions.

An image showing two OHAUS Pioneer precision balances. The balance on the left features a transparent draft shield, typically used for higher precision models. The balance on the right is a simpler model without a draft shield, designed for general weighing tasks. Both balances have a digital LCD display and a stainless steel weighing pan. The PA4102C model is a precision balance with a 4100g capacity and internal calibration.
4. ຕັ້ງຄ່າ
4.1 ການຫຸ້ມຫໍ່
Carefully remove the balance and all accessories from the packaging. Retain the packaging for future transport or storage.
4.2 ການຈັດວາງ
Place the balance on a firm, stable, and level surface. Ensure the location is free from vibrations, drafts, direct sunlight, and rapid temperature changes. Allow the balance to acclimate to the room temperature for at least 30 minutes before operation.
4.3 Leveling the Balance
Adjust the leveling feet located at the base of the balance until the air bubble in the front-mounted level indicator is centered within the circle. This ensures accurate weighing results.
4.4 ການເຊື່ອມຕໍ່ພະລັງງານ
Connect the supplied AC adapter to the balance and then to a suitable power outlet. The balance may perform a self-test upon initial power-up.
4.5 ການສອບທຽບເບື້ອງຕົ້ນ
The PA4102C features internal calibration. After initial setup and warm-up, it is recommended to perform an internal calibration. Refer to the operating instructions section for details on initiating the internal calibration procedure.
5. ຄໍາແນະນໍາການດໍາເນີນງານ
5.1 ເປີດ/ປິດ
- ເພື່ອເປີດ: ກົດປຸ່ມ [ເປີດ/ປິດ] button. The display will show a self-test sequence and then settle at 0.00g.
- ເພື່ອປິດ: ກົດຄ້າງໄວ້ [ເປີດ/ປິດ] ກົດປຸ່ມຈົນກ່ວາຈໍສະແດງຜົນປິດ.
5.2 ການຊັ່ງນໍ້າໜັກພື້ນຖານ
- Ensure the balance is level and displaying 0.00g.
- ຄ່ອຍໆວາງສິນຄ້າທີ່ຈະຊັ່ງນໍ້າໜັກໄວ້ທີ່ໃຈກາງຂອງຖາດຊັ່ງນໍ້າໜັກ.
- Wait for the stability indicator (usually a star or circle) to appear on the display.
- Read the stable weight value from the digital LCD display.
5.3 Taring (Zeroing a Container)
- Place an empty container onto the weighing pan.
- ກົດ [TARE] or [ZERO] button. The display will return to 0.00g.
- Add the material to be weighed into the container. The display will show the net weight of the material.
5.4 ການເລືອກຫົວ ໜ່ວຍ
ກົດ [UNIT] button (if available) to cycle through available weighing units (e.g., grams, kilograms, milligrams, ounces). The selected unit will be indicated on the display.
5.5 Environmental Settings
The balance allows selection of environmental settings to optimize performance in varying conditions. Consult the on-screen menu or specific button functions to adjust these settings (e.g., for stable, normal, or unstable environments). This helps to compensate for drafts or vibrations.
6. ບໍາລຸງຮັກສາ
6.1 ການທໍາຄວາມສະອາດ
Clean the balance regularly using a soft cloth dampened with a mild detergent or water. Do not use abrasive cleaners, solvents, or harsh chemicals. Ensure no liquids enter the balance housing.
6.2 ການກວດສອບການປັບທຽບ
Although the PA4102C has internal calibration, it is recommended to periodically verify its accuracy using external calibration weights. If discrepancies are found, perform an internal calibration.
6.3 ການເກັບຮັກສາ
When not in use for extended periods, disconnect the power adapter and store the balance in a clean, dry, and stable environment, ideally in its original packaging.
7. ການແກ້ໄຂບັນຫາ
- ການອ່ານທີ່ບໍ່ສະຖຽນ: Check for drafts, vibrations, or temperature fluctuations. Ensure the balance is level. Recalibrate if necessary.
- Display Shows 'Error': Refer to the balance's on-screen error codes (if any) or consult the manufacturer's support. Often, this indicates an overload or internal fault.
- Balance Does Not Turn On: ກວດສອບວ່າອະແດບເຕີໄຟຟ້າໄດ້ເຊື່ອມຕໍ່ຢ່າງຖືກຕ້ອງ ແລະ ປລັກໄຟໃຊ້ງານໄດ້.
- ການອ່ານທີ່ບໍ່ຖືກຕ້ອງ: Ensure the balance is level and has been calibrated recently. Check for debris under the weighing pan.
8. ຂໍ້ມູນຈໍາເພາະ
| ຄຸນສົມບັດ | ຂໍ້ມູນຈໍາເພາະ |
|---|---|
| ຍີ່ຫໍ້ | ໂອໂຮສ |
| ໝາຍເລກຕົວແບບ | PA4102C (Article No. 001530) |
| ຄວາມອາດສາມາດ | 4100 g |
| ການປັບທຽບ | Calibration ພາຍໃນ |
| ຈໍສະແດງຜົນ | Digital LCD (without backlight) |
| ການປັບລະດັບ | Front Bubble Level |
| ການຕັ້ງຄ່າສິ່ງແວດລ້ອມ | Selectable for optimal adaptation |
| ຂະໜາດແພັກເກັດປະມານ | 10 x 10 x 10 cm |
| ນ້ໍາຫນັກຊຸດໂດຍປະມານ | 10 ກິໂລກຣາມ |
| ວັດສະດຸ | ປົກກະຕິ |
9. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information, please refer to the warranty card included with your product or contact your authorized OHAUS dealer. Technical support can be obtained by contacting OHAUS customer service directly or through your local distributor. Please have your model number (PA4102C) and serial number ready when requesting support.





