1. Введение
The OWON ADS824A is a high-performance 4-channel digital storage oscilloscope designed for precise signal analysis. Featuring a 12-bit high-resolution, 200MHz bandwidth, and a maximum sample rate of 1.25GSa/s, it is suitable for a wide range of electrical measurement and debugging tasks. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your device.
2.Основные характеристики
- 12-bit High-Resolution: Offers 4096-level vertical resolution, significantly higher than standard oscilloscopes, for precise power ripple and noise analysis.
- 4 аналоговых канала: Capable of simultaneously measuring up to four signals.
- Полоса пропускания 200 МГц: Обеспечивает ample frequency range for various applications.
- 1.25GSa/s Max. Sampле Оценить: Ensures detailed capture of transient events.
- 50M Record Length: Allows for extended waveform capture and analysis.
- 700,000 wfms/s Waveform Refresh Rate: Enhances the detection of transient anomalies.
- 7-inch Multi-Touch Screen: A 1024x600 pixel TFT-LCD screen with user-customizable menu support for intuitive operation.
- Built-in Lithium Battery (Optional): A 5000mAh built-in Li-ion battery provides portability and enables safe floating ground and mains voltagэлектронные измерения.
- Многофункциональные возможности: Acts as a Digital Oscilloscope, Protocol Analyzer, High-precision Frequency Counter, Voltmeter, and Spectrum Analyzer (5-in-1).
- Advanced Triggering and Decoding: Supports 2-channel hardware decoding for UART, I2C, SPI, CAN, and LIN protocols.
- 43 Auto Measurements: Includes a comprehensive set of automatic measurement functions with advanced math capabilities.
- Богатые интерфейсы: Equipped with LAN, USB Device, HDMI, and USB Type-C power input ports.
- External Peripheral Support: Connect external mouse, keyboard, and supports external Wi-Fi modules (optional) and network printers.
3. Product Structure and Interfaces
The ADS824A oscilloscope features a robust design with clearly labeled controls and ports for ease of use.
3.1 Передняя панель
The front panel includes the 7-inch multi-touch screen, control knobs, function buttons, and the four analog input channels (CH1, CH2, CH3, CH4). For dual-channel models, only CH1 and CH2 are available.
3.2 Задняя панель
На задней панели расположены различные варианты подключения:
- Порт локальной сети: For connecting to a network router.
- Порт USB-устройства: For connecting to a computer (SCPI Standard Compliant).
- Порт HDMI: For connecting to an external monitor.
- USB Type-C Power Interface: For power input (requires 12V/3A external power bank).
- Trig Out (P/F) Port: For trigger output.
- Слот для замка безопасности: Для обеспечения безопасности устройства.
- Терминал заземления: Для надлежащего заземления.
4. Настройка
4.1 Распаковка и осмотр
Upon receiving your ADS824A oscilloscope, carefully unpack all components and inspect for any signs of damage. Retain the packaging for future transport or storage.
4.2 Включение устройства
- Connect the provided power adapter to the USB Type-C Power Interface on the rear panel.
- Подключите адаптер питания к подходящей розетке.
- Чтобы включить осциллограф, нажмите кнопку питания, расположенную на передней панели.
If your model includes the built-in lithium battery, ensure it is charged for portable operation. The external power bank must meet 12V/3A output requirements.
4.3 Подключение зондов
Connect the oscilloscope probes to the desired input channels (CH1-CH4) on the front panel. Ensure the probes are properly calibrated before taking measurements.
5. Инструкция по эксплуатации
5.1 Основные операции
The ADS824A features a 7-inch multi-touch screen for intuitive control. You can interact with the device using touch gestures or by connecting an external mouse and keyboard.
5.2 Auto Measurements
The ADS824A oscilloscope has 43 built-in auto measurement values, including channel measurements and inter-channel measurements. It supports displaying up to 8 measurement values simultaneously and can perform statistics on these values.
- Press the "Measure" button or tap the on-screen icon to access the measurement menu.
- Select the desired measurement values to add. The screen will provide definitions to assist in selection.
- К view statistics, navigate to the "Statistics" option within the measurement menu. You can select the number of samples for statistical analysis.
- Use the "Snapshot" option to view all measurement values at once.
5.3 Digital Voltmeter (DVM) Measurement
The ADS824A includes a 4-digit digital voltmeter function.
- Tap the house icon (Utility menu) on the screen.
- Select "DVM" to enable the 4-digit voltmeter.
- Using the oscilloscope probes, you can measure AC RMS, DC, and AC+DC RMS values.
5.4 Advanced Triggering and Decoding
The oscilloscope supports advanced triggering modes and 2-channel hardware decoding for various serial protocols.
5.5 Waveform Math and FFT Analysis
The device offers advanced waveform math functions and a 1M-point FFT spectrum analyzer for detailed signal analysis.
6. Технические характеристики
Below are the detailed specifications for the ADS824A model:
| Особенность | ADS824A |
|---|---|
| Полоса пропускания (-3 дБ) | 200МГц |
| Канал | 4 |
| Максимум. сampле скорость | 1.25ГСб/с |
| Acquire mode | Sample, Peak, High Res, Average, Segmentation |
| Max. waveform capture rate | Max. 700,000wfms/s |
| Диапазон вертикальной чувствительности | 500µV/div - 10 V/div |
| Sampдиапазон скорости линга | 1 нс/дел - 1000 с/дел, шаг 1-2-5 |
| Входное сопротивление | 1 MΩ±2%, parallel with 20 pF±5 pF |
| Коэффициент затухания зонда | 1.00X-1.00MX, step by 1-2-5, support custom |
| Тип триггера | Edge, Video, Pulse, Slope, Runt, Windows, Timeout, Nth, Logic, RS232/UART, I2C, SPI, CAN, LIN |
| Декодирование шины | RS232/UART, I2C, SPI, CAN, LIN |
| Автоматическое измерение | Period, Frequency, +Width, -Width, Rise Time, Fall Time, Scr Duty, +Duty, -Duty, Vavg, Vpp, VRMS, Overshoot, Vmax, Vmin, Vtop, CycRms, Vbase, Vamp, Preshoot, Std Dev, +Pulse Cnt, -Pulse Cnt, Rise Cnt, Fall Cnt, Area, Cyc Area, Delay(A1-B1), Delay(A1-B1), Delay(A1-B1), Delay(A1-B1), Phase(A1-B1), Phase(A1-B1), Phase(A1-B1), Phase(A1-B1), FRR(A1-B1), FRF(A1-B1), FFR(A1-B1), FFF(A1-B1), LRF(A1-B1), LRF(A1-B1), LFR(A1-B1), LFF(A1-B1) |
| Математика волновых форм | +, -, *, /, &!, ||, ^, !, Intg, Diff, Sqrt, Function operation (Lg / Ln / Exp / Abs / Sine / Cosine / Tan), FFT, FFT rms, User Defined, Digital filter (low pass, high pass, band pass, band reject) |
| Частотомер | 6-digit frequency counter. |
| Вольтметр | Support DC, AC+DCRms, ACrms. Resolution: 4 digits (ACV/DCV) |
| Интерфейс связи | HDMI, USB device, USB Host, Trig Out(P/F), LAN |
| Отображать | 7 inch (1024×600), capacitive multi-touch screen |
| Интерфейс блока питания | Type-C [1] |
| Размеры (Ш x В x Г) | 260мм х 160мм х 78мм |
| Масса | ≈1.5kg (package excluded) |
[1] The external power bank must meet 12V/3A output.
7. Техническое обслуживание
7.1 Общий уход
- Keep the oscilloscope clean and free from dust. Use a soft, dry cloth for cleaning the exterior.
- Не подвергайте устройство воздействию экстремальных температур, влажности или прямых солнечных лучей.
- Не используйте абразивные чистящие средства или растворители, так как они могут повредить изделие.asinг или экран.
- Обеспечьте надлежащую вентиляцию вокруг устройства во избежание перегрева.
7.2 Уход за зондом
- Handle probes carefully to avoid bending or breaking the tips.
- Store probes in a clean, dry place when not in use.
- Regularly check probe cables for damage or wear.
8. Поиск Неисправностей
This section addresses common issues you might encounter with your ADS824A oscilloscope.
8.1 Устройство не включается
- Check if the power adapter is securely connected to both the oscilloscope and the power outlet.
- Убедитесь, что розетка исправна.
- If using the built-in battery, ensure it is charged.
8.2 Сигнал не отображается
- Убедитесь, что измерительные щупы правильно подключены к входным каналам и проверяемой цепи.
- Check probe attenuation settings on both the probe and the oscilloscope.
- Adjust vertical scale (Volts/Div) and horizontal scale (Time/Div) to an appropriate range.
- Verify trigger settings. Try using "Auto" trigger mode initially.
8.3 Сенсорный экран не реагирует
- Restart the oscilloscope.
- Убедитесь, что экран чистый и на нем нет мусора.
- If an external mouse is connected, try using it to navigate.
9. Советы пользователю
- Optimize Measurements: Utilize the 43 auto-measurement functions to quickly obtain key waveform parameters. Experiment with the statistics feature for deeper analysis of signal variations.
- Максимальная портативность: If your model has the built-in battery, ensure it's fully charged before fieldwork. This allows for flexible measurements without constant power outlet access.
- Дистанционное управление: Возьмите Advantage of the embedded WebServer for browser-based access and operation, which can be very convenient for remote monitoring or collaborative work.
- Четкий дисплей: The 7-inch 1024x600 multi-touch screen is designed for clarity. Adjust brightness and contrast as needed for optimal viewв разных средах.
- Декодирование протокола: For digital signal analysis, make full use of the 2-channel hardware decoding for UART, I2C, SPI, CAN, and LIN to quickly debug communication issues.
10. Упаковочный лист
The standard package for the ADS824A oscilloscope includes the following items:
- Host (Oscilloscope Unit) x1
- Зонд x4
- Шнур питания x1
- Адаптер питания x1
- USB-кабель x1
- Руководство х1
11. Гарантия и поддержка
For warranty information, technical support, or service inquiries, please refer to the official OWON webили обратитесь к местному дистрибьютору. Сохраните чек о покупке в качестве подтверждения покупки для предъявления гарантийных претензий.
