1. Úvod
This manual provides essential information for the proper installation, operation, and maintenance of your Radwag WTC 2000 NTEP Precision Balance. Please read this manual thoroughly before using the device to ensure safe and efficient operation. The WTC 2000 is a Class III NTEP certified balance, suitable for legal-for-trade applications, offering a maximum capacity of 2000g with a readability of 1.0g.
2. Bezpečnostní informace
- Váhu vždy používejte na stabilním, rovném povrchu bez vibrací.
- Nevystavujte váhu extrémním teplotám, vlhkosti nebo přímému slunečnímu záření.
- Do not overload the weighing pan beyond the maximum capacity of 2000g.
- Před čištěním nebo prováděním jakékoli údržby odpojte napájení.
- Use only the original power adapter supplied with the balance.
- Keep the balance away from strong electromagnetic fields.
3. Konec produktuview
The Radwag WTC 2000 Precision Balance is designed for accurate and reliable weighing in various industrial and scientific applications. It features a backlit LCD display for clear readings and a durable construction with a stainless steel weighing pan.
Obrázek 3.1: Přední strana view of the WTC 2000 Precision Balance, showing the display and control buttons.
Obrázek 3.2: Strana view of the WTC 2000 Precision Balance, highlighting its compact design.
4. Nastavení
4.1 Vybalení
Carefully remove the balance from its packaging. Retain all packaging materials for future transport or storage. Verify that all components listed in the packing list are present and undamaged.
4.2 Umístění
Place the balance on a firm, level, and vibration-free surface. Ensure the location is free from drafts, direct heat sources, and rapid temperature changes, which can affect weighing accuracy.
4.3 Vyrovnání
Adjust the leveling feet located at the bottom of the balance until the air bubble in the spirit level (usually located near the display) is centered. This ensures accurate measurements.
4.4 Připojení napájení
Connect the supplied power adapter to the balance's power input port and then plug it into a suitable electrical outlet. Allow the balance to warm up for at least 30 minutes before initial use for optimal stability.
Figure 4.1: The balance display showing 0.00g, indicating readiness for weighing after setup.
5. Provoz
5.1 Základní vážení
- Turn on the balance by pressing the MOC tlačítko.
- Wait for the display to show 0.00g. If not, press the TARE/NULA tlačítko pro vynulování displeje.
- Vážený předmět opatrně umístěte do středu vážicí misky.
- Read the stable weight value displayed on the LCD.
- Vyjměte předmět z pánve.
5.2 Kalibrace
The WTC 2000 balance features external calibration. Refer to the on-screen prompts and the full technical manual for detailed calibration procedures using certified calibration weights. Regular calibration ensures continued accuracy, especially for legal-for-trade applications.
5.3 Pokročilé funkce
The WTC 2000 offers several advanced weighing modes and functions:
Figure 5.1: Visual representation of the WTC 2000's key functions.
- Plus/Minus Control: This function allows for checking if a sample's mass falls within predefined minimum and maximum thresholds. The display provides a visual bar graph for quick assessment.
- Percent Weighing: Measures the weight of a sample jako procentotage referenční hmotnosti.
- Počítání dílů: Enables counting of identical items by weighing a sample and calculating the total quantity.
- Peak Hold: Captures and displays the maximum weight applied to the pan during a measurement cycle.
- GLP Procedures: Supports Good Laboratory Practice (GLP) protocols for data integrity and traceability.
- ALIBI Memory: Automatically saves up to 100,000 measurements, including date, time, mass result, tare value, operator information, and product name. Data can be previewed, printed, and retained in a looped memory system.
Figure 5.2: Plus/Minus Control interface.
Figure 5.3: ALIBI Memory feature for data logging.
5.4 Komunikační rozhraní
The WTC 2000 balance is equipped with multiple communication interfaces for connectivity with peripheral devices such as printers, computers, or USB flash drives.
Obrázek 5.4: Zadní view of the balance showing RS232, USB-A, and USB-B ports.
Figure 5.5: Detailed diagram of the communication ports.
- 2x RS232: For connecting to serial devices like printers or older computer systems.
- USB-A: For connecting USB flash drives for data transfer.
- USB-B: For connecting the balance directly to a computer.
6. Údržba
6.1 Čištění
K čištění váhy použijte měkký kartáčamp cloth with a mild detergent. Do not use abrasive cleaners or solvents. Ensure no liquids enter the balance housing or ports. The stainless steel weighing pan can be removed for separate cleaning.
6.2 Péče a skladování
When not in use, keep the balance covered to protect it from dust and debris. Store the balance in a dry, temperature-controlled environment. Avoid dropping or subjecting the balance to mechanical shocks.
7. Řešení problémů
| Problém | Možná příčina | Řešení |
|---|---|---|
| Váha se nezapne | No power, faulty adapter, power button issue | Check power connection, try another outlet, ensure adapter is functional. |
| Nepřesné údaje | Not level, vibrations, drafts, temperature changes, needs calibration | Re-level the balance, move to a stable location, perform calibration. |
| Display shows "Err" message | Přetížení, vnitřní chyba | Remove excess weight, turn off and restart the balance. If persistent, contact support. |
| Komunikační problémy | Incorrect cable, driver issues, port settings | Verify cable connections, install necessary drivers, check port settings on connected device. |
8. Specifikace
Below are the key technical specifications for the Radwag WTC 2000 Precision Balance:
| Parametr | Hodnota |
|---|---|
| Maximum Capacity (Max) | 2000 g |
| Čitelnost (d) | 1.0 g |
| Verification Unit (e) | 1.0 g |
| Rozsah táry | -2000 g |
| Čas stabilizace | 2 s |
| Nastavení | Externí |
| Nivelační systém | Manuál |
| Zobrazit | LCD (podsvícený) |
| Třída ochrany | IP43 |
| Rozměry vážící misky | 128 mm x 128 mm |
| Rozměry balení | 330 x 250 x 140 mm |
| Čistá hmotnost | 1 kg |
| Hrubá hmotnost | 2 kg |
| Komunikační rozhraní | RS232 (x2), USB-A, USB-B |
| Napájení | Adapter: 100 – 240V AC 50/60Hz 0.6A, 12V DC 1.2A |
| Operation Time on Batteries | 15 h (average time) |
| Podmínky prostředí | +15 ÷ +30 °C |
Příslušenství a software
The WTC 2000 balance supports various accessories and software for enhanced functionality:
- Napájecí adaptéry: RS 232 cables (scale - printer), Cigarette lighter receptacle power supply cables.
- Zobrazuje: Receipt Printer, RS 232, RS 485 cables.
- style="font-weight: bold;">Software: RAD-KEY, R-Panel, Scales Editor 2.1, LabVIEW Driver, R-LAB.
Rozměry zařízení
The overall dimensions of the WTC 2000 Precision Balance are approximately 230mm (width) x 160mm (depth) x 60mm (height).
Figure 8.1: Device dimensions (side and front views).
For more detailed information, including the full datasheet and NTEP Certificate of Conformance, please visit the official Radwag webmísto: radwag.com/en/,w1,5W1
9. Záruka a podpora
Radwag products are manufactured to high-quality standards. For warranty information, please refer to the documentation included with your purchase or contact your local Radwag distributor. For technical support, troubleshooting assistance, or service inquiries, please contact Radwag customer service or visit the official Radwag webstránky pro kontaktní údaje.