1. හැඳින්වීම
Thank you for choosing the ZOYI ZT-702S 2-in-1 Digital Oscilloscope Multimeter. This device combines the functionality of a digital oscilloscope and a high-precision multimeter into a single, compact, and easy-to-use tool. It is designed for professionals and hobbyists alike, offering reliable measurements and waveform analysis for various electrical and electronic applications. Please read this manual thoroughly before operation to ensure safe and correct usage.
2 ආරක්ෂිත තොරතුරු
Always observe the following safety precautions when using the ZOYI ZT-702S:
- Ensure the device is in good working condition before use.
- පරිමාව මැනීමට උත්සාහ නොකරන්නtages or currents exceeding the specified maximum ratings.
- Use only the provided test leads and probes, or compatible accessories that meet safety standards.
- Avoid using the device in wet environments or in the presence of explosive gases or dust.
- Always disconnect power to the circuit under test before connecting or disconnecting test leads.
- Be cautious when working with high voltages; always assume circuits are live until proven otherwise.
- Replace the battery only with the specified type (18650 Lithium rechargeable battery).
3. පැකේජ අන්තර්ගතය
ඇසුරුම් ඉවත් කිරීමෙන් පසු, පහත ලැයිස්තුගත කර ඇති සියලුම අයිතම පවතින බවත් හානි වී නොමැති බවත් කරුණාකර තහවුරු කරගන්න:
- ZOYI ZT-702S Main Unit
- වර්ණ පෙට්ටිය (ඇසුරුම්කරණය)
- Cloth Bag (Carrying Case)
- Meter Pen (Test Leads)
- උෂ්ණත්ව පරීක්ෂණය
- දත්ත කේබලය (USB වර්ගය-C)
- Oscillometric Probe
- 18650 බැටරි
- උපදෙස් අත්පොත
4. නිෂ්පාදන අවසන්view
The ZOYI ZT-702S is a versatile 2-in-1 device featuring a 2.8-inch full-view color screen and a robust design for durability.
4.1 ප්රධාන ලක්ෂණ
- සංදර්ශකය: අඟල් 2.8 IPS සම්පූර්ණ-view color screen (320x240 resolution) for clear visibility, even in strong outdoor light.
- බහුමාපකය: 9999 counts, True RMS, Data retention.
- Oscilloscope: 10 MHz bandwidth, 48 MSa/s real-time sampling rate, Peak Voltagඊ 400 වී.
- ආරක්ෂාව: Double injection molding (ABS+TPE) with reinforced rib structure for enhanced durability.
- බලය: 2000mAh Lithium rechargeable battery, Type-C charging.
- පහසුව: One-key automatic waveform acquisition (Auto Range), one-key selection of multi-function interface (Menu), adjustable shutdown time.
4.2 භෞතික විස්තරය සහ පාලනයන්
The device is designed for easy handling with dimensions of approximately 177mm (height) x 89mm (width) x 40mm (depth).
පාලන කාර්යයන්:
- බල සක්රිය/අක්රිය බොත්තම: Located on the side for turning the device on or off.
- F1-F4 Buttons: Function buttons for specific operations within different modes.
- REL බොත්තම: Relative measurement function.
- AUTO RANGE Button: One-key automatic range selection for multimeter functions and waveform acquisition for oscilloscope.
- අල්ලාගෙන/සුරකින්න බොත්තම: To hold current readings or save data.
- මාදිලි බොත්තම: Switches between different measurement modes (e.g., Multimeter, Oscilloscope).
- මෙනු බොත්තම: Accesses the expanded menu of system functions.
- ඊතල යතුරු: For navigation within menus and adjusting parameters.
ආදාන වරාය:
- 10A Input: For measuring high DC/AC currents (up to 10A).
- mA Input: මිලි මැනීම සඳහාamp DC/AC currents.
- COM ආදානය: Common input port for all measurements.
- VΩHz-II Input: පරිමාව මැනීම සඳහාtage, resistance, capacitance, diode, temperature, and continuity.
- CH1 Input (Top): BNC connector for oscilloscope probe.
- Type-C Port (Side): අයකිරීම් සහ දත්ත හුවමාරුව සඳහා.
5. පිහිටුවීම
5.1 බැටරි ස්ථාපනය සහ ආරෝපණය කිරීම
The ZT-702S uses a 2000mAh 18650 Lithium rechargeable battery. Ensure the battery is correctly installed before first use.
- උපාංගයේ පිටුපස බැටරි මැදිරි කවරය විවෘත කරන්න.
- Insert the 18650 battery, observing the correct polarity.
- බැටරි මැදිරි කවරය ආරක්ෂිතව වසා දමන්න.
- To charge, connect the provided Type-C USB cable to the side port of the device and to a suitable USB power adapter (not included). The charging status will be indicated on the screen.
5.2 Connecting Test Leads and Probes
- For multimeter functions, insert the black test lead into the 'COM' jack and the red test lead into the appropriate function jack (e.g., 'VΩHz-II' for voltage/resistance, 'mA' or '10A' for current).
- For oscilloscope functions, connect the oscillometric probe to the BNC connector at the top of the device.
- For temperature measurements, connect the temperature probe to the 'VΩHz-II' and 'COM' jacks.
6. මෙහෙයුම් උපදෙස්
6.1 බලය සක්රිය / අක්රිය
Press and hold the Power On/Off button located on the side of the device to turn it on or off.
6.2 මාරුවීම් මාතයන්
Press the 'MODE' button to switch between Multimeter mode and Oscilloscope mode. The current mode will be displayed on the screen.
6.3 Multimeter Mode Operation
In Multimeter mode, the device can measure various electrical parameters. Use the 'MODE' button to cycle through different measurement types (Voltage, Current, Resistance, etc.) and the 'AUTO RANGE' button for automatic scaling.
- DC/AC වෙළුමtage: Connect test leads to 'VΩHz-II' and 'COM'. Select voltagඊ මාදිලිය.
- DC/AC ධාරාව: Connect test leads to 'mA' or '10A' and 'COM'. Select current mode.
- ප්රතිරෝධය: Connect test leads to 'VΩHz-II' and 'COM'. Select resistance mode.
- ධාරිතාව: Connect test leads to 'VΩHz-II' and 'COM'. Select capacitance mode.
- උෂ්ණත්වය: Connect temperature probe to 'VΩHz-II' and 'COM'. Select temperature mode.
- Diode/Continuity: Connect test leads to 'VΩHz-II' and 'COM'. Select diode or continuity mode.
- සංඛ්යාතය: Connect test leads to 'VΩHz-II' and 'COM'. Select frequency mode.
6.4 Oscilloscope Mode Operation
In Oscilloscope mode, the device displays waveforms for analysis.
- Connect the oscillometric probe to the CH1 BNC input.
- Press the 'MODE' button to enter Oscilloscope mode.
- Use the 'AUTO RANGE' button for automatic waveform acquisition and scaling.
- Use the arrow keys and function buttons (F1-F4) to adjust parameters such as VOLT/TIME, MOVE, TRIGGER, and AC/DC coupling.
7. නඩත්තු කිරීම
7.1 පිරිසිදු කිරීම
උපාංගය පිරිසිදු කිරීම සඳහා, මෘදු, ඩීamp cloth. Do not use abrasive cleaners or solvents. Ensure the device is powered off and disconnected from any power source before cleaning.
7.2 බැටරි සත්කාර
To prolong battery life, charge the 18650 Lithium battery regularly. If the device will not be used for an extended period, it is recommended to fully charge the battery and store the device in a cool, dry place. Avoid extreme temperatures.
7.3 ගබඩා කිරීම
Store the ZT-702S in its protective cloth bag when not in use to prevent scratches and minor impacts. Keep it away from direct sunlight, high humidity, and extreme temperatures.
8. දෝශ නිරාකරණය
If you encounter issues with your ZOYI ZT-702S, please refer to the following common problems and solutions:
- උපාංගය ක්රියාත්මක නොවේ: Check if the battery is properly installed and charged. Connect the Type-C charger to see if it powers on.
- වැරදි කියවීම්: Ensure test leads are correctly connected to the appropriate jacks for the selected measurement mode. Check for damaged test leads or probes. Calibrate the device if necessary (refer to advanced settings in the menu).
- No waveform display in oscilloscope mode: Verify the oscillometric probe is securely connected to the CH1 BNC input. Ensure the probe is properly connected to the circuit under test. Adjust the VOLT/TIME and TRIGGER settings. Use 'AUTO RANGE' to attempt automatic setup.
- Screen is dim or unresponsive: Adjust screen brightness in the system settings. If unresponsive, try restarting the device.
- බැටරි ආරෝපණය නොවේ: Check the Type-C cable and power adapter. Ensure the charging port is clean and free of debris.
If the problem persists, please contact ZOYI customer support.
9. පිරිවිතර
Below are the detailed technical specifications for the ZOYI ZT-702S:
9.1 සාමාන්ය පිරිවිතර
| ලක්ෂණය | විස්තරය |
|---|---|
| ප්රදර්ශනය කරන්න | 9999 ගණන් |
| පරාසය | Auto+Manual |
| ද්රව්ය | ABS+TPE |
| Sampling Rate (Multimeter) | 3 වතාවක් / තත්පර |
| ඇත්ත RMS | ඔව් |
| දත්ත රඳවා තබා ගැනීම | ඔව් |
| තිර පසුබිම | ඔව් |
| ස්වයංක්රීය බලය අක්රියයි | ඔව් |
| අඩු බැටරි අනතුරු ඇඟවීම | ඔව් |
| භාෂාව | චීන/ඉංග්රීසි |
| බර | ග්රෑම් 345 |
| බැටරි | 18650 Battery*1 |
| මානයන් | 177x89x40 මි.මී |
| මෙහෙයුම් උෂ්ණත්වය | 0 - 40 ℃ |
| සහතික කිරීම | CE, RoHS |
9.2 Multimeter Specifications
| කාර්යය | මිනුම් පරාසය | නිරවද්යතාව |
|---|---|---|
| ඩීසී වෙළුමtage | 9.999mV-999.9V | ± (0.5%+3) |
| ඒසී වෙළුමtage | 9.999mV-750.0V | ± (1.0%+3) |
| DC ධාරාව | 9999μA-9.999A | ± (1.0%+3) |
| AC ධාරාව | 9999μA-9.999A | ± (1.0%+3) |
| ප්රතිරෝධය | 99.99Ω-99.99MΩ | ± (0.5%+3) |
| ධාරිතාව | 0.001nF-99.99mF | ± (2.0%+5) |
| උෂ්ණත්වය | -20~1000℃ / -4~1832℉ | ± (2.5%+5) |
| සංඛ්යාතය | 0.01Hz-999.9KHz | |
| ඩයෝඩය | ඔව් | |
| On/Off beep | ඔව් |
9.3 Oscilloscope Specifications
| ලක්ෂණය | විස්තරය |
|---|---|
| කලාප පළල | 10MHz |
| Sampලින්ග් ක්රමය | තථ්ය කාල එස්ampලින්ග් |
| තත්ය කාලීන එස්ampලේ අනුපාතය | 48MSa / s |
| නාලිකා ගණන | 1 |
| ආදාන සම්බන්ධ කිරීම | DC, AC |
| ආදාන සම්බාධනය | 1MΩ, @16pF |
| පරීක්ෂණ අඩුවීම | X1, X10 |
| උපරිම ආදාන වෙළුමtage | 150V (DC+AC peak) |
| Sampලින්ග් අනුපාත පරාසය | 1.5Sa/s-48MSa/s |
| තරංග ආකෘතියේ අන්තර් ක්රියාකාරිත්වය | (සින්ක්ස්)x |
| Sweep Speed Range | 50ns/div-20s/div |
| කාල පාදක නිරවද්යතාවය | 20ppm |
| පටිගත කිරීමේ දිග | 65Kbyte දක්වා |
| සංවේදීතාව | 20mV/div-10V/div |
| Displacement Range | සෛල 4 (ධන සහ සෘණ) |
| Analog Bandwidth | 10MHz |
| Low Frequency Response | 10Hz ට වැඩි |
| නැඟුම් කාලය | 10ns ට අඩු |
| DC ලබා ගැනීමේ නිරවද්යතාවය | ±3% |
| ස්වයංක්රීය මිනුම් | Period, frequency, peak-to-peak, maximum, minimum, value, RMS |
| ප්රේරක ක්රමය | ස්වයංක්රීය, සාමාන්ය, තනි |
| Trigger Edge | Rising Edge, Falling Edge |
10 පරිශීලක ඉඟි
Based on general usage and product features, here are some tips for optimizing your experience with the ZOYI ZT-702S:
- Utilize the 'AUTO RANGE' feature frequently, especially when starting a new measurement, to quickly get a stable reading or waveform.
- For precise oscilloscope measurements, manually adjust the VOLT/TIME and TRIGGER settings after using auto-range to fine-tune the display.
- අඟල් 2.8 සම්පූර්ණ-view color screen is designed for outdoor visibility; take advantage of this when working in bright conditions.
- Regularly transfer saved data to your computer via the Type-C connection to keep your device's memory clear and for detailed analysis.
- Always ensure the correct input jacks are used for current measurements (mA or 10A) to prevent damage to the device. The double ceramic fuse provides protection, but proper connection is key.
No specific user tips were available from external reviews or Q&A for this product.
11. වගකීම් සහ සහාය
ZOYI products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the warranty card included in your package or contact the official ZOYI customer service channels. Keep your purchase receipt as proof of purchase for warranty claims.
