OHAUS Compass Portable Electronic Scale Model CX221 User Manual

1. Úvod

This manual provides essential instructions for the safe and efficient operation, setup, and maintenance of your OHAUS Compass Portable Electronic Scale, Model CX221. The Compass CX series is designed for various weighing applications in laboratory, industrial, education, and household environments, offering reliability and ease of use.

Key features include a long battery life of up to 1,000 continuous hours, a slim and stackable design for convenient storage, and a large backlit LCD display for clear readability. The scale operates with a streamlined two-button interface.

2. Bezpečnostní informace

Please read all safety warnings and operating instructions before using the scale. Failure to do so may result in injury or damage to the scale.

• Váhu vždy používejte na stabilním a rovném povrchu, abyste zajistili přesné odečty.
• Nevystavujte váhu extrémním teplotám, vlhkosti nebo přímému slunečnímu záření.
• Do not overload the scale beyond its maximum capacity (220 g for Model CX221) to prevent damage to the weighing mechanism.
• Keep the scale clean and free from dust and debris. Use a soft, damp cloth for cleaning; do not use abrasive cleaners or immerse the scale in water.
• If using an AC adapter (not included), ensure it is compatible with the scale's power requirements.
• Zlikvidujte baterie v souladu s místními předpisy.

3. Obsah balení

Ověřte, zda jsou v balení přítomny všechny položky:

• OHAUS Compass Portable Electronic Scale (Model CX221)
• Vážící miska z nerezové oceli
• 3 x "AA" Batteries
• Uživatelská příručka (tento dokument)

4. Nastavení

4.1. Instalace baterie

1. Najděte přihrádku na baterie na spodní straně váhy.
2. Otevřete kryt bateriového prostoru.
3. Insert three (3) "AA" batteries, ensuring correct polarity (+/-).
4. Bezpečně zavřete kryt bateriového prostoru.

Alternatively, the scale can be powered by an optional AC adapter (not included). Connect the AC adapter to the power input port on the side or rear of the scale and plug it into a suitable power outlet.

4.2. Umístění

Place the scale on a firm, level, and stable surface, free from vibrations, drafts, and rapid temperature changes. Ensure the stainless steel weighing pan is correctly seated on the scale platform.

Figure 1: OHAUS Compass CX221 Portable Electronic Scale. This image shows the scale from an elevated angle, highlighting its compact design, stainless steel weighing pan, and the clear digital display.

5. Návod k obsluze

5.1. Zapnutí/vypnutí

• Váhu zapnete stisknutím tlačítka ON/OFF button. The display will illuminate and show "0.0 g" (or the last used unit) when ready.
• Chcete-li váhu vypnout, stiskněte a podržte tlačítko ON/OFF dokud se displej nevypne.

5.2 Základní vážení

1. Ensure the scale is on a stable surface and powered on, displaying "0.0".
2. Opatrně umístěte vážený předmět do středu vážicí misky z nerezové oceli.
3. Wait for the stability indicator (usually an asterisk or similar symbol) to appear on the display, indicating a stable reading.
4. Read the weight displayed on the backlit LCD.

5.3. Výběr jednotky

The CX221 model supports various weighing units including grams (g), Newtons (N), ounces (oz), and pounds/ounces (lb/oz).

• Při zapnuté váze stiskněte tlačítko JEDNOTKA button (often labeled with an arrow or unit symbol) to cycle through the available weighing units.
• Stop pressing when the desired unit is displayed.

5.4. Funkce tárování

Funkce tárování umožňuje odečíst hmotnost nádoby, takže se měří pouze čistá hmotnost obsahu.

1. Place an empty container on the weighing pan. The scale will display its weight.
2. Stiskněte tlačítko TARE/NULA button (often labeled "→0←" or "T"). The display will reset to "0.0" (or "0.00").
3. Vložte vážené položky do nádoby. Na displeji se zobrazí pouze hmotnost položek.
4. To clear the tare, remove the container from the pan. The scale will display the negative weight of the container. Press the TARE/NULA znovu stiskněte tlačítko pro návrat na „0.0“.

Figure 2: Detail of the OHAUS Compass CX221 control panel. This image focuses on the two main control buttons (ON/OFF and TARE/ZERO) and the backlit LCD display, showing the unit selection and stability indicator.

6. Údržba

6.1. Čištění

To maintain the accuracy and longevity of your scale:

• Always turn off the scale and disconnect any AC adapter before cleaning.
• Wipe the scale body and stainless steel pan with a soft, damp cloth. Mild soap can be used if necessary.
• Nepoužívejte abrazivní čisticí prostředky, rozpouštědla ani agresivní chemikálie, protože by mohly poškodit povrchovou úpravu váhy nebo její vnitřní součásti.
• Ensure no liquids enter the scale's housing or display area.

6.2. Skladování

The OHAUS Compass CX series features a stackable design for efficient storage.

• Store the scale in a dry, clean environment, away from extreme temperatures and direct sunlight.
• When stacking multiple units, ensure they are stable and do not risk falling.
• If storing for extended periods, remove the "AA" batteries to prevent leakage.

6.3. Výměna baterie

When the low battery indicator appears on the display, replace the batteries promptly to ensure continued accurate operation. Refer to Section 4.1 for battery installation instructions.

7. Řešení problémů

If you encounter issues with your OHAUS Compass CX221 scale, refer to the following common problems and solutions:

8. Specifikace

9. Informace o záruce

OHAUS products are manufactured under strict quality control. For specific warranty terms and conditions applicable to your OHAUS Compass Portable Electronic Scale Model CX221, please refer to the warranty card included with your product or visit the official OHAUS webUschovejte si účtenku jako doklad o koupi pro případné reklamace.

10. Zákaznická podpora

Should you require further assistance, technical support, or have questions not covered in this manual, please contact OHAUS customer service. Contact information can typically be found on the OHAUS official webmístě nebo na obalu produktu.

Online zdroje naleznete na adrese: www.ohaus.com