1. Introduction
The OWON HDS1022M-N is a versatile handheld instrument that integrates the functionalities of a digital storage oscilloscope and a digital multimeter. This device is designed for a wide range of electrical testing applications, offering precise measurements and waveform analysis in a portable form factor. It is suitable for product design, assembly lines, repair and servicing, and electrical engineering education.
2. Safety Precautions
Always observe the following safety precautions to prevent personal injury and avoid damage to the instrument or other equipment.
- Electrical Safety: This device is rated for CAT II installations to 400V. Do not use it for measurements exceeding these limits. CAT II covers energy-consuming equipment connected to a fixed installation, including household, office, and laboratory appliances.
- Probe Usage: Use only the probes and accessories supplied or recommended by OWON. Ensure probes are in good condition before use.
- Power Source: Use only the specified rechargeable lithium-ion battery or AC adapter (100 to 240V, 50/60Hz).
- Environmental Conditions: Do not operate the device in wet or damp conditions. Avoid exposure to explosive gases or vapors.
- Maintenance: Refer all servicing to qualified service personnel. Do not attempt to repair the device yourself.
- Cleaning: Disconnect power before cleaning. Use a soft, dry cloth. Do not use abrasive cleaners or solvents.
3. Package Contents
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact your supplier.
Image: The Owon HDS1022M-N unit, along with its comprehensive set of accessories, including probes, cables, power adapter, and software CD, neatly arranged outside its carrying case.
- Owon HDS1022M-N digital oscilloscope and multimeter unit
- (2) Oscilloscope voltage probes
- Set of test leads for multimeter
- Extension module for small capacitance measurement
- Output terminal for testing of 1 kHz/5V square-wave signal
- Probe adjustment tools
- USB mass storage connection cable
- USB/RS-232 interface cable
- CD-ROM PC software
- Rechargeable lithium-ion battery
- Battery charger/AC adapter (100 to 240V, 50/60Hz)
- Instructions manual
4. Product Overview
The HDS1022M-N features a robust design with a clear color display and intuitive controls for both oscilloscope and multimeter functions.
4.1 Front View and Controls
Image: Front view of the Owon HDS1022M-N, showing the color TFT LCD screen displaying a waveform, control buttons, and multimeter input jacks.
The front panel includes the 3.7-inch color TFT-LCD display, function buttons (F1-F5), navigation keys, dedicated oscilloscope and multimeter controls, and input terminals for probes and test leads.
4.2 Angled View with Kickstand
Image: Angled view of the Owon HDS1022M-N, demonstrating the integrated kickstand for convenient desktop use.
The integrated kickstand allows for convenient hands-free operation on a workbench or desk.
4.3 Rear View
Image: Rear view of the Owon HDS1022M-N, highlighting the battery compartment cover and ventilation slots.
The rear panel houses the battery compartment and ventilation openings for heat dissipation.
4.4 Top View
Image: Top view of the Owon HDS1022M-N, displaying the various connectivity ports including USB and power input.
The top edge features various connectivity ports, including the USB host port for flash drives and the power input.
4.5 Side View
Image: Side view of the Owon HDS1022M-N, clearly showing the BNC connectors for attaching oscilloscope probes.
The side of the unit provides the BNC connectors for the oscilloscope probes.
5. Setup
5.1 Powering the Device
- Battery Installation: Open the battery compartment on the rear of the unit and insert the supplied rechargeable lithium-ion battery, ensuring correct polarity. Close the compartment securely.
- Charging: Connect the AC adapter to the power input port on the top of the device and plug it into a suitable power outlet (100-240V, 50/60Hz). The battery will begin charging. The device can be operated while charging.
- Power On/Off: Press and hold the power button to turn the device on or off.
5.2 Connecting Probes and Leads
- Oscilloscope Probes: Connect the BNC end of the oscilloscope voltage probes to the BNC connectors on the side of the unit. Ensure a secure connection by twisting the BNC connector until it locks.
- Multimeter Test Leads: Insert the red test lead into the V/Ω/C input jack and the black test lead into the COM (common) input jack for voltage, resistance, and capacitance measurements. For current measurements, insert the red lead into the 10A or mA input jack as appropriate, and the black lead into the COM jack.
6. Operating Instructions
6.1 Oscilloscope Function
The oscilloscope function allows for visual analysis of electrical signals over time.
Image: The oscilloscope display showing two distinct sine waveforms, one in red and one in blue, illustrating dual-channel measurement capability.
- Channels: The HDS1022M-N features two independent channels for simultaneous waveform display.
- Sample Rate: It has a maximum real-time sample rate of 100 MS/s, capturing detailed waveform information.
- Record Length: A record length of 6,000 points per channel allows for capturing longer signal durations at high resolution.
- Math Functions: Perform waveform analysis using built-in math functions: Add, Subtract, Multiply, and Divide.
- FFT (Fast Fourier Transform): Utilize FFT for frequency domain analysis of signals.
- Automatic Measurements: The device provides 20 automatic measurements, including Period, Frequency, and Peak-to-Peak voltage, for quick signal characterization.
- Waveform Storage: Up to four waveforms can be stored in the internal memory for later recall and analysis.
6.2 Multimeter Function
The digital multimeter provides precise measurements of various electrical properties.
Image: The multimeter display showing a digital voltage reading (10.05V) along with an analog bar graph for quick visual reference.
- Measurement Capabilities: Measures AC and DC voltage up to 400V, AC and DC current up to 10 amp, resistance up to 40 MΩ, and capacitance up to 100 μF.
- Ranging Modes: Supports both manual ranging, allowing the user to select the desired measurement range, and auto-ranging, which automatically selects the optimal range.
- Delta Relative Function: Set a measurement as a reference value and display subsequent measurements as a positive or negative deviation from that reference.
- Data Hold: Freeze the current reading on the display for easy documentation.
- Continuity Buzzer: An audible alert confirms electrical continuity in a circuit.
- Diode Check: Test the functionality of diodes in a circuit.
6.3 Data Transfer
- USB Host Port: Connect a USB flash drive (sold separately) to store measurement data and waveforms.
- USB Device Port: Use the USB device port and supplied cable to connect the unit to a PC for data transfer and remote operation.
- RS-232 Port: An RS-232 port is also available for PC connectivity, along with the necessary interface cable.
- PC Software: The included CD-ROM contains Microsoft Windows compatible software for transmitting data and enabling remote control of the device.
7. Maintenance
- Cleaning: Regularly clean the exterior of the device with a soft, dry cloth. For stubborn dirt, a slightly damp cloth with mild detergent can be used, ensuring no liquid enters the device. Do not use abrasive cleaners or solvents.
- Battery Care: To prolong battery life, avoid fully discharging the battery frequently. If the device will not be used for an extended period, charge the battery to approximately 50% and store it in a cool, dry place. Recharge every few months to prevent deep discharge.
- Storage: Store the device and its accessories in a clean, dry environment, away from direct sunlight, extreme temperatures, and high humidity. Use the provided carrying case for protection during transport and storage.
- Probe Inspection: Periodically inspect oscilloscope probes and multimeter test leads for any signs of damage, such as cracked insulation or bent connectors. Replace damaged accessories immediately to ensure safety and accurate measurements.
8. Troubleshooting
This section provides solutions to common issues you may encounter with your HDS1022M-N unit.
| Problem | Possible Cause | Solution |
|---|---|---|
| Device does not power on. | Low or depleted battery; AC adapter not connected or faulty; Power button not pressed correctly. | Charge the battery or connect the AC adapter. Ensure the power button is pressed firmly and held for a few seconds. |
| No waveform displayed on oscilloscope. | Probe not connected properly; Input signal too small or too large; Incorrect vertical or horizontal scale settings; Trigger not set correctly. | Check probe connections. Adjust vertical (Volts/Div) and horizontal (Time/Div) scales. Use the 'Auto Set' function. Adjust trigger level or mode. |
| Multimeter readings are inaccurate or unstable. | Test leads not connected properly; Incorrect measurement function selected; External interference; Auto-ranging in progress. | Ensure test leads are fully inserted. Select the correct measurement mode (V, A, Ω, F). Minimize external electrical noise. Allow auto-ranging to settle or switch to manual ranging. |
| Cannot transfer data to PC. | Incorrect cable connection; Driver not installed; Software not running or configured correctly. | Verify USB/RS-232 cable connection. Install the necessary drivers from the supplied CD-ROM. Ensure the PC software is running and configured to recognize the device. |
| Display is dim or unreadable. | Low battery; Brightness setting too low; Operating in direct sunlight. | Charge the battery. Adjust display brightness settings in the menu. Move to a shaded area if operating outdoors. |
9. Technical Specifications
Detailed specifications for the Owon HDS1022M-N.
| Feature | Specification |
|---|---|
| Display | 3.7" color TFT-LCD (640 x 480 pixels) |
| Bandwidth | 20 MHz |
| Channels | Two |
| Sample Rate | 100 MS/s |
| Record Length | 6,000 points per channel |
| Maximum AC and DC Voltage Measured | 400V |
| Maximum AC and DC Current Measured | 10 amp |
| Maximum Resistance Measured | 40 MΩ |
| Maximum Capacitance Measured | 100 μF |
| Power Source | Rechargeable lithium-ion battery or AC adapter (100 to 240V, 50/60 Hz) |
| Dimensions (H x W x D) | 180 x 115 x 40 mm (7.09 x 4.53 x 1.57 inches) |
| Weight | 645 g (1.42 lbs) |
| Safety Standard | EN 61010-1:2001, CAT II 400V |
| Connectivity | USB Host, USB Device, RS-232 |
10. Warranty and Support
OWON products are manufactured under strict quality control standards. For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or visit the official OWON website. Keep your purchase receipt as proof of purchase for warranty claims.
Fujian Lilliput Optoelectronics Technology, the manufacturer of OWON products, is ISO 9001 certified, ensuring high-quality manufacturing processes.
