OWON ADS824A 200MHz 4-Channel Digital Oscilloscope User Manual

1. Увод

This manual provides instructions for the safe and effective operation of the OWON ADS824A Digital Oscilloscope. The ADS824A is a 200MHz, 4-channel, 12-bit digital oscilloscope designed for high-precision testing. It features a 1.25GSa/s real-time sampling rate and a 50M storage depth, making it suitable for signal integrity verification, circuit fault identification, digital circuit design, debugging, and automotive electronics testing. This device integrates an oscilloscope, frequency counter, voltmeter, and FFT spectrum analyzer into a single unit.

2. Производ је готовview

2.1 Кључне карактеристике

• 200MHz bandwidth with four analog channels.
• 1.25GSa/s real-time sampling rate and 50M storage depth.
• Up to 700,000wfms/s waveform refresh rate.
• 12-bit vertical resolution (4096 levels) for capturing microvolt-level signal fluctuations.
• Integrated functions: oscilloscope, frequency counter, voltmeter, and FFT spectrum analyzer.
• Supports 43 automatic measurements with advanced math functions and a built-in glossary.
• 7-inch multi-touch TFT-LCD display.
• Communication interfaces: HDMI, USB device, USB Host, Trig Out(P/F), LAN.
• Supports various triggering modes including edge, video, pulse width, slope, Nth edge, and logic.
• Includes 2-channel hardware decoding for RS-232/UART, I2C, SPI, CAN, and LIN protocols.

2.2 Шта је у кутији

The OWON ADS824A package typically includes:

• OWON ADS824A Digital Oscilloscope Unit
• Повер Адаптер
• Упутство за употребу
• УСБ кабл

2.3 Физички прекоview

Слика 2.3.1: Предња страна view of the OWON ADS824A Digital Oscilloscope, showing the display and control panel.

Figure 2.3.2: Front panel highlighting key specifications such as 4 channels, 1.25GSa/s, 200MHz bandwidth, and 700,000 wfms/s refresh rate.

Слика 2.3.3: Крупни план view of the control knobs for horizontal and vertical adjustments.

Figure 2.3.4: Rear panel showing the LAN, USB Device, HDMI, and USB-C Power interfaces.

Слика 2.3.5: Горња и задња страна view illustrating the overall dimensions and port layout.

3. Подешавање

3.1 Прикључак за напајање

1. Connect the provided power adapter to the USB-C Power interface on the rear panel of the oscilloscope.
2. Plug the power adapter into a suitable AC power outlet.
3. Притисните дугме за напајање које се налази на предњој плочи да бисте укључили уређај.

3.2 Повезивање сонде

1. Connect the BNC connector of the oscilloscope probe to one of the four input channels (CH1-CH4) on the front panel.
2. Ensure the probe's ground clip is securely connected to the ground reference of the circuit under test.
3. Attach the probe tip to the test point on the circuit.

4. Упутство за употребу

4.1 Основни рад

The ADS824A features a 7-inch multi-touch display for intuitive control.

Figure 4.1.1: The 7-inch multi-touch TFT-LCD display allows for direct interaction with the waveform and menu settings.

• Укључивање/искључивање: Притисните дугме за напајање на предњој плочи.
• Навигација: Use the multi-touch screen or the physical control knobs to navigate menus and adjust settings.
• Autoset: Press the 'Autoset' button to automatically adjust horizontal and vertical settings for optimal waveform display.

4.2 Waveform Display and Control

• Хоризонталне контроле: Adjust the time base (s/div) and horizontal position using the dedicated knobs.
• Вертикалне контроле: Подесите јачину звукаtage scale (V/div) and vertical position for each channel using their respective knobs.
• Зумирање: The device supports zoom windows for detailed waveform analysis.

Figure 4.2.1: Illustration of the waveform capture rate, showing the ability to display complex signals effectively.

4.3 Функције мерења

The ADS824A offers extensive measurement capabilities:

• Auto Measurements: Access 43 automatic measurement functions. A built-in glossary assists in understanding technical terms for quick setup.
• Parametric Statistics: Supports measurement indicators and cursor gating for detailed analysis.
• Cursor Gating: Utilize visual indicators and zoom windows for precise cursor measurements in FFT and XY modes.

Figure 4.3.1: Display showing the interface for 43 auto measurements and the technical terms glossary.

Слика 4.3.2: Екран views demonstrating parametric statistics and cursor gating with visual indicators.

4.4 Окидање

The oscilloscope supports various triggering options to capture specific events:

• Типови окидача: Edge, Video, Pulse Width, Slope, Nth Edge, Logic, Under-amplitude, Over-amplitude, and Timeout.
• Подешавање: Access trigger settings via the dedicated 'Trigger' button or on-screen menu.

Figure 4.4.1: Interface showing advanced triggering options and hardware decoding capabilities.

4.5 Напредне функције

• FFT Spectrum Analyzer: Perform 1M-point FFT analysis for accurate frequency component display.
• Digital Voltmeter (DVM): Integrated 4-digit voltmeter for ACrms, DC, and AC+DCrms measurements.
• Бројач фреквенције: Integrated 6-digit digital frequency counter.
• Protocol Decoding: Supports 2-channel hardware decoding for common serial protocols including RS-232/UART, I2C, SPI, CAN, and LIN.
• висока резолуција: The 12-bit vertical resolution (4096 levels) allows for capturing minute signal fluctuations, crucial for power ripple and noise analysis.

Figure 4.5.1: Display illustrating the FFT spectrum analysis and 256-level grayscale display features.

Слика 4.5.2: Екран views demonstrating 50Mpts storage depth settings, 4-digit voltmeter, and 6-digit frequency counter.

Figure 4.5.3: Comparison illustrating the enhanced detail provided by the 12-bit high-resolution display compared to a standard oscilloscope.

4.6 Повезивање екстерних уређаја

The ADS824A supports various external devices:

• УСБ домаћин: Connect a mouse or keyboard for enhanced control and efficiency.
• УСБ уређај: Connect to a computer for data transfer or remote control.
• ЛАН: For wired network connections and Web Контролна функционалност.
• ДВИ: Connect to an external display for extended or mirrored viewинг.

5. Одржавање

5.1 Чишћење

Да бисте одржали перформансе и изглед уређаја:

• Обришите спољашњост меком, дamp тканина.
• Avoid using abrasive cleaners or solvents that may damage the casinг или екран.
• Ensure no liquids enter the device openings.

5.2 Складиштење

When not in use, store the oscilloscope in a clean, dry environment away from direct sunlight and extreme temperatures.

5.3 Одржавање батерије

The ADS824A includes a built-in lithium battery for portability. Proper battery care ensures longevity:

• Пре прве употребе напуните батерију до краја.
• Избегавајте често потпуно пражњење батерије.
• If storing for extended periods, charge the battery to approximately 50% and recharge every few months.
• The built-in battery helps avoid issues caused by ground loops, providing a safe floating ground for measurements.

Figure 5.3.1: Information regarding the built-in lithium battery, emphasizing portability and ground loop avoidance.

КСНУМКС. Решавање проблема

This section addresses common issues you might encounter with the OWON ADS824A oscilloscope.

7. Спецификације

Detailed technical specifications for the OWON ADS824A Digital Oscilloscope.

Figure 7.1.1: Table detailing key oscilloscope specifications including bandwidth, sampling rate, and vertical resolution.

8. Гаранција и подршка

For warranty information and technical support, please refer to the documentation provided with your purchase or visit the official OWON website. Contact details for customer service are typically available on the manufacturer's support page.