Sartorius Entris II Compact Precision Scale Lab Balance

1. المقدمة

This manual provides essential instructions for the proper setup, operation, and maintenance of your Sartorius Entris II Compact Precision Scale Lab Balance, model BCE 2202-1S. This high-precision weighing system is designed for laboratory applications, featuring a high-resolution color touchscreen display, RS-232, and USB interfaces, and requiring external calibration for accurate measurements.

Please read this manual thoroughly before using the device to ensure safe and correct operation and to achieve optimal performance.

2. تعليمات السلامة

• قم بتشغيل الميزان دائمًا على سطح ثابت ومستوٍ وخالٍ من الاهتزازات.
• Ensure the power supply matches the specifications indicated on the device.
• Avoid exposing the balance to extreme temperatures, direct sunlight, or strong air currents.
• Do not disassemble the balance; refer servicing to qualified personnel.
• Keep the weighing pan and surrounding area clean and free from debris.
• Use only original Sartorius accessories and spare parts.

3. انتهى المنتجview

The Sartorius Entris II BCE 2202-1S is a compact laboratory balance designed for precise measurements. Key components include the weighing pan, a high-resolution color touchscreen display, and intuitive control buttons.

الشكل 1: أمام view of the Sartorius Entris II Compact Precision Scale Lab Balance. This image displays the balance with its stainless steel weighing pan, the digital display showing '0.00 g', and control buttons below the display, including power and tare functions. The Sartorius logo is visible on the front panel.

الشكل 2: جانب view of the Sartorius Entris II Compact Precision Scale Lab Balance with indicated dimensions. The image shows the balance from an angled perspective, highlighting its compact form factor. Dimensions are marked as approximately 8.66 inches in width, 7.56 inches in depth, and 2.13 inches in height.

4. الإعداد

1. فك التعبئة: Carefully remove the balance and all accessories from the packaging. Retain the original packaging for future transport or storage.
2. الموقع: Place the balance on a firm, level, and vibration-free surface. Ensure it is away from direct heat sources, air conditioning vents, and open windows to prevent measurement inaccuracies caused by temperature fluctuations or drafts.
3. التسوية: Use the adjustable feet at the base of the balance to level the device. Adjust until the air bubble in the spirit level (usually located near the display) is centered.
4. توصيل الطاقة: Connect the provided power adapter to the balance and then to a suitable power outlet.
5. المعايرة الأولية: This model requires external calibration. Refer to Section 5.4 for detailed calibration procedures before first use to ensure accurate measurements.

5. تعليمات التشغيل

5.1 تشغيل/إيقاف التشغيل

اضغط على قوة button (usually marked with a circle and a vertical line) to turn the balance on or off. Allow a brief warm-up period for stable readings after powering on.

5.2 الوزن الأساسي

1. Ensure the weighing pan is empty and the display shows '0.00 g'. If not, press the صفر زر.
2. ضع العنصر المراد وزنه بعناية في منتصف صينية الوزن.
3. Wait for the reading to stabilize (a stability indicator, often a small circle or arrow, will appear on the display).
4. اقرأ الوزن المعروض على الشاشة.

5.3 ترينغ

Taring allows you to subtract the weight of a container, so only the net weight of the sampيتم قياس لو.

1. Place the empty container onto the weighing pan.
2. اضغط على الوزن الصافي button (usually marked with a 'T' or '→0←'). The display will reset to '0.00 g'.
3. أضف sample to the container. The display will show the net weight of the sampليه.

5.4 المعايرة الخارجية

External calibration ensures the accuracy of your balance. This procedure requires a certified calibration weight appropriate for the balance's capacity (e.g., 2000g for a 2220g balance).

1. Ensure the balance is leveled and has been warmed up for at least 30 minutes.
2. Access the calibration menu via the touchscreen display. (Consult the on-screen prompts or the full Sartorius user manual for specific menu navigation).
3. Follow the on-screen instructions to initiate the external calibration process.
4. When prompted, place the specified calibration weight onto the center of the weighing pan.
5. Wait for the balance to complete the calibration process.
6. Remove the calibration weight when instructed. The balance will return to normal weighing mode.

6. الصيانة

6.1 التنظيف

• Disconnect the balance from the power supply before cleaning.
• Clean the weighing pan and housing with a soft, damp قطعة قماش ومنظف خفيف.
• Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the display or housing.
• Ensure no liquids enter the balance housing.

6.2 الرعاية

• Handle the balance with care; avoid dropping or subjecting it to shocks.
• Regularly check the leveling of the balance.
• Perform periodic external calibrations to maintain accuracy.

7. استكشاف الأخطاء وإصلاحها

• قراءات غير مستقرة: Check for drafts, vibrations, or temperature fluctuations. Ensure the balance is level.
• Display Error Message: Refer to the full Sartorius user manual for specific error codes. Often, a power cycle (turning off and on) can resolve minor issues.
• Balance Not Powering On: Check the power cable connection and the power outlet. Ensure the power adapter is functioning correctly.
• قراءات غير دقيقة: Perform an external calibration (refer to Section 5.4). Ensure the weighing pan is clean and correctly seated.

If problems persist, contact Sartorius customer support or an authorized service technician.

8. المواصفات

9. الضمان والدعم

For warranty information, technical support, or service inquiries, please refer to the official Sartorius website or contact your authorized Sartorius dealer. Keep your purchase receipt and product serial number readily available when contacting support.