1. Producte acabatview
The OWON HDS241 is a versatile 3-in-1 handheld device integrating a single-channel oscilloscope, a 24000-count digital multimeter, and a 100kHz signal generator. Designed for both outdoor and indoor use, it offers a compact form factor with powerful measurement capabilities for various electrical and electronic applications.
Image 1.1: The OWON HDS241 device, highlighting its oscilloscope, multimeter, and signal generator functions.
2. Informació de seguretat
Before using the OWON HDS241, please read and understand all safety instructions to prevent electric shock, injury, or damage to the device. Keep this manual for future reference.
- Seguretat general: Always use the device within its specified voltage and current limits. Do not operate the device in wet or damp condicions.
- Seguretat de la sonda: Ensure probes are correctly connected and rated for the measurement being performed. Avoid touching exposed wiring or components when the device is powered on.
- Seguretat de la bateria: Use only the specified battery type. Do not disassemble, crush, or expose the battery to extreme temperatures.
- Manteniment: Refer all servicing to qualified personnel. Do not attempt to repair the device yourself.
3. Característiques clau
- Multímetre digital: 4 1/2 digit True RMS digital multimeter for measuring AC/DC voltage/current, resistance, diode, capacitance, and continuity. Maximum input voltage is AC 750V, DC 1000V.
- Signal Waveform Generator: 1-channel 100 kHz generator supporting sine, square, ramp, and pulse wave outputs. Maximum output amplitude is 2.5 Vpp.
- Oscil·loscopi: Waveform refresh rate up to 10,000 wfms/s, 40MHz bandwidth, and real-time sampling rate up to 250MSa/s. Features auto-setup, multiple measurement functions, 8K record length, cursor measurement, and slow scan mode for long-term signal monitoring.
- Disseny compacte: Portable form factor with a 3.5-inch high-definition color LCD screen, suitable for various environments.
- Llarga vida útil de la bateria: Low-power design with a 2000 mAh high-capacity lithium battery and standard Type-C port for charging and power bank compatibility.
4. Contingut del paquet
The standard package for the OWON HDS241 includes:
- OWON HDS241 Handheld Oscilloscope Unit
- Cables de prova per a multímetre
- Sonda d'oscil·loscopi
- Cable USB-Type C
- Manual d'usuari (aquest document)
Note: Additional accessories such as a BNC-to-alligator clip cable or carrying case may need to be purchased separately.
5. Disseny i controls del dispositiu
Familiarize yourself with the physical components and controls of the HDS241.
Imatge 5.1: Frontal i lateral view of the OWON HDS241 with key controls and ports labeled. Labels include: signal input connector, display area, multifunction keys, channel key, mode switching key, system settings, save settings, power button, relative value/activation menu key, multimeter input port, horizontal time base setting/signal adjustment, return key, range switch/measurement menu key, arrow keys, auto range/auto setting key, hold value/Stop/Run key, probe compensation output (2.5V/1kHz square wave or signal generator output), USB charging/communication interface, approximate weight (0.6 kg host, excluding battery), gross weight (1.2 kg).
Image 5.2: Detail of the BNC connector, designed for safety and signal integrity, with external rubber coating.
6. Configuració inicial
6.1 Càrrega del dispositiu
The HDS241 is equipped with a built-in 2000 mAh lithium battery. Before first use, fully charge the device using the provided USB Type-C cable and a compatible power adapter (not included) or a computer USB port.
- Connect the USB Type-C cable to the device's Type-C port.
- Connecteu l'altre extrem del cable a una font d'alimentació USB.
- L'indicador de càrrega mostrarà l'estat de càrrega.
Image 6.1: The USB Type-C charging port and internal battery compartment, emphasizing long-lasting performance.
6.2 Engegada/apagada
Manteniu premut el botó Poder botó per encendre o apagar el dispositiu.
7. Modes de funcionament
The HDS241 features three primary operating modes: Oscilloscope, Multimeter, and Signal Generator. Press the Mode botó per canviar entre aquestes funcions.
7.1 Mode d'oscil·loscopi
In Oscilloscope mode, the device displays real-time waveforms, allowing for detailed analysis of electrical signals. Connect the oscilloscope probe to the BNC connector on the top of the device.
- Auto-Setup: Premeu el botó Automàtic button for automatic scaling and positioning of the waveform.
- Mides: Utilitza el Mesura menu (accessed via F1) to select automatic measurements like Frequency, Period, Amplitude, Max, Min, Peak-to-Peak, and RMS.
- Mesures del cursor: Activate cursor measurements (accessed via F2) to manually measure voltage (ΔV) and time (ΔT) differences between points on the waveform.
- Configuració de l'activador: Adjust trigger type, level, and mode using the Trig/Δ botó.
- Horizontal/Vertical Controls: Use the navigation arrows to adjust time base (horizontal) and voltage scale (vertical).
Imatge 7.1.1: Ex.amples of oscilloscope display features including dual sampling mode, high refresh rate, 8 types of auto-measurements, and cursor measurements.
Imatge 7.1.2: Ex.amples of actual measured waveforms, demonstrating the oscilloscope's signal capture capabilities for different signal types.
7.2 Mode multímetre
In Multimeter mode, the HDS241 functions as a digital multimeter. Connect the test leads to the appropriate input ports (VΩ+C, COM, A, mA) at the bottom of the device.
- Selecció de la funció: Utilitza el Mode button to cycle through measurement types (Voltage, Current, Resistance, Capacitance, Diode, Continuity).
- Classificació automàtica: The device supports auto-ranging for convenient measurement.
- Conservació de dades: Utilitza el Desa button or a dedicated hold function (if available) to freeze the current reading.
7.3 Mode generador de senyals
The Signal Generator mode allows the device to output various waveforms. Connect the output to the circuit under test using the appropriate cable (e.g., BNC to alligator clips, not included).
- Selecció de forma d'ona: Use the F-keys to select sine, square, ramp, or pulse waveforms.
- Ajust de paràmetres: Adjust frequency and amplitude using the navigation arrows. The maximum output amplitude is 2.5 Vpp.
8. Gestió de dades
The HDS241 supports data transfer to a computer via its USB Type-C port for further analysis and record-keeping.
- Connexió al PC: Use the provided USB Type-C cable to connect the device to your computer.
- Programari: Refer to the OWON website for any necessary drivers or software to facilitate data transfer and analysis.
- Desar dades: Utilitza el Desa button to store waveform images, settings, or measurement data directly on the device.
Image 8.1: The OWON HDS241 connected to a computer for data transfer and analysis, enabling easy waveform control.
9. Manteniment
- Neteja: Netegeu el dispositiu amb un drap suau i sec. No utilitzeu productes de neteja abrasius ni dissolvents.
- Emmagatzematge: Guardeu el dispositiu en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Cura de la bateria: For long-term storage, ensure the battery is partially charged (around 50%) and recharge it every few months to maintain battery health.
- Calibració de la sonda: Periodically calibrate the oscilloscope probe using the dedicated probe compensation output to ensure accurate measurements.
10. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El dispositiu no s'encén. | Bateria baixa o esgotada. | Connect the device to a power source using the USB Type-C cable and allow it to charge. |
| No es mostra cap forma d'ona en mode oscil·loscopi. | Probe not connected correctly; signal too small or too large; incorrect time base or voltage escala. | Ensure probe is securely connected. Press Automàtic for automatic setup. Adjust vertical and horizontal scales manually. Check trigger settings. |
| Les lectures del multímetre són inexactes. | Test leads not properly connected; incorrect measurement function selected; external interference. | Verify test lead connections. Ensure the correct measurement mode (voltage, current, resistance) is selected. Minimize external electrical noise. |
| Signal generator output is not as expected. | Incorrect waveform type, frequency, or amplitude set. | Check the selected waveform, frequency, and amplitude settings in the signal generator menu. |
11. Especificacions tècniques
Oscilloscope Specifications:
| Paràmetre | Valor |
|---|---|
| Ample de banda | 40 MHz |
| Canal | 1 |
| SampTarifa ling | 250MSa / s |
| Mode d'adquisició | Sample, Detecció de pics |
| Durada del registre | Màx. 8K |
| Mostra | LCD de 3.5 polzades |
| Freqüència d'actualització de la forma d'ona | 10,000 wfms/s |
| Acoblament d'entrada | CC, CA, Terra |
| Impedància d'entrada | 1 MΩ ± 2%, en paral·lel amb 16 pF ± 10 pF |
| Atenuació de la sonda | 1X, 10X, 100X, 1000X |
| Vol. d'entrada màximatage | 400V (DC + AC, PK-PK) |
| Resolució de sensibilitat | 10mV/div-10V/div |
| Resolució vertical | 8 bits |
| Escala horitzontal | 5ns/div-1000s/div, step 1-2-5 |
| Tipus de disparador | Edge |
| Mode d'activació | Automàtic, Normal, Individual |
| Mesura automàtica | Període, Freqüència, Mitjana, PK-PK, Màx., Mín. Amplitude, RMS |
| Mesura del cursor | ΔV, ΔT |
Image 11.1: Detailed oscilloscope specifications.
Digital Multimeter Specifications:
| Paràmetre | Valor |
|---|---|
| Nombre de visualitzacions | 4½ digits (max 24000 counts) |
| Modes de prova | Voltage, Corrent, Resistència, Capacitància, Díode, Continuïtat |
| Vol. d'entrada màximatage | 750 V CA, 1000 V CC |
| Corrent d'entrada màxim | AC 10A, DC 10A |
| Rang automàtic | Sí |
| RMS veritable | Sí |
Image 11.2: Detailed digital multimeter specifications.
Signal Waveform Generator Specifications:
| Paràmetre | Valor |
|---|---|
| Formes d'ona | Sine, Square, Ramp, pols |
| Freqüència de sortida | 10Hz-100KHz |
| Ampla latitud | 2Vpp-2.5Vpp |
Image 11.3: Detailed signal waveform generator specifications.
Especificacions generals:
- Dimensions: 9.6 x 3.8 x 19.8 cm
- Pes de l'article: 1.2 quilos
- Font d'alimentació: Alimentat per bateria (bateria de liti de 2000 mAh)
- Color: Blau
- Certificacions: CE, True RMS
12. Garantia i Suport
OWON products are designed for reliability and performance. For warranty information, technical support, or service inquiries, please refer to the official OWON weblloc web o poseu-vos en contacte amb el vostre distribuïdor local.
- Període de garantia: Standard manufacturer's warranty applies. Please check your purchase documentation for specific terms and duration.
- Suport tècnic: Visit the OWON official website for FAQs, software downloads, and contact information for technical assistance.
- Devolucions: Refer to the retailer's return policy for details on product returns and exchanges.
