1. ບົດແນະນຳ
The JOY-IT JT-OMS01 is a versatile 3-in-1 portable device combining a dual-channel oscilloscope, a precise multimeter, and a versatile signal generator. Designed for flexibility in measurement and signal generation, it is suitable for both desktop use and on-the-go applications. Its robust casing and integrated stand ensure stability. The bright 7.11 cm (2.8") display provides clear measurement waveforms, which can be saved as screenshots.
ຄຸນນະສົມບັດທີ່ສໍາຄັນປະກອບມີ:
- Compact 3-in-1 device: Oscilloscope, Multimeter, Signal Generator.
- Bright 7.11 cm (2.8") display for clear measurement waveforms.
- Dual-channel oscilloscope with 50 MHz bandwidth.
- Rechargeable lithium battery via USB-C.
- ແຂງແຮງ casing with integrated stand.
2. ຜະລິດຕະພັນເກີນview
The JT-OMS01 integrates multiple functionalities into a single portable unit. Below is an image illustrating the device's front panel and key components.
ຮູບທີ 2.1: ດ້ານໜ້າ view of the JOY-IT JT-OMS01. This image displays the device's screen showing oscilloscope waveforms, control buttons for navigation and function selection (e.g., MOVE, CURSOR, TRIGGER, PRM, CH1, CH2, AUTO, SAVE, MENU), the power button, and input jacks for 10A, mA, COM, and VΩ-Hz measurements. The device also features an integrated stand visible from the side.
2.1. ການຄວບຄຸມແລະຕົວເຊື່ອມຕໍ່
- ຈໍສະແດງຜົນ: 7.11 cm (2.8") screen for waveform display and measurement readings.
- ປຸ່ມນຳທາງ: Up, Down, Left, Right, and Center (Play/Pause) buttons for menu navigation and parameter adjustment.
- ປຸ່ມຟັງຊັນ: CH1, CH2, AUTO, SAVE, MENU, MOVE, CURSOR, TRIGGER, PRM.
- ປຸ່ມເປີດປິດ: Located on the lower left, used to turn the device on/off.
- Input Jacks:
- 10A: Input for high current measurements (max 10A, fused 250V MAX).
- mA: ອິນພຸດສຳລັບມິນລິampere measurements (max 1A, fused 250V MAX).
- COM: ການປ້ອນຂໍ້ມູນພື້ນດິນຮ່ວມສຳລັບການວັດແທກທັງໝົດ.
- VΩ-Hz: ການປ້ອນຂໍ້ມູນສໍາລັບ voltage, resistance, frequency, diode, and continuity measurements (600V CAT IV, 1000V CAT III).
- ຜອດ USB-C: For charging the internal lithium battery and data transfer (located on the side, not visible in this image).
3. ຕັ້ງຄ່າ
- ການຫຸ້ມຫໍ່: Carefully remove the device and all accessories from the packaging. Verify that all components listed in the packing list are present.
- ຄ່າ ທຳ ນຽມ: Before first use, fully charge the device's internal lithium battery using the provided USB-C cable and a compatible 5V/1A or 5V/2A USB power adapter. The charging indicator will show the charging status.
- ເປີດ/ປິດ: Press and hold the red power button (⑂) located on the front panel to turn the device on or off.
- Language Selection (if applicable): Upon first power-on, you may be prompted to select a language. Use the navigation buttons to select English and confirm.
- ການທົດສອບຕົນເອງ: The device may perform a brief self-test upon startup. Wait for it to complete before proceeding.
4. ຄໍາແນະນໍາການດໍາເນີນງານ
4.1. Oscilloscope Mode
The oscilloscope function allows for the visualization and analysis of electrical signals over time.
- Entering Oscilloscope Mode: The device typically defaults to oscilloscope mode upon startup. If not, navigate to it via the MENU button.
- ການເຊື່ອມຕໍ່ Probes: Connect the oscilloscope probes to the CH1 and/or CH2 BNC connectors. Connect the ground clip of the probe to the circuit's ground.
- Adjusting Vertical Scale (Volts/Div): Use the navigation buttons to adjust the vertical sensitivity (V/div) for each channel (CH1, CH2) to fit the signal on the screen.
- Adjusting Horizontal Scale (Time/Div): Adjust the horizontal time base (s/div) to view the desired number of signal cycles.
- ກະຕຸ້ນ:
- ກົດ TRIGGER button to access trigger settings.
- Select trigger mode (Auto, Normal, Single) and trigger type (rising edge, falling edge).
- Adjust the trigger level to stabilize the waveform.
- ຕັ້ງຄ່າອັດຕະໂນມັດ: ກົດ ອັດຕະໂນມັດ button for automatic scaling and triggering of the input signal.
- ການວັດແທກ: ໃຊ້ PRM (Parameter) button to display automatic measurements (e.g., Vpp, Vrms, Frequency).
- ກຳລັງບັນທຶກຮູບແບບຄື້ນ: ກົດ ບັນທຶກ button to capture the current waveform as a screenshot.
4.2. Multimeter Mode
The multimeter function allows for precise measurement of various electrical parameters.
- Entering Multimeter Mode: Navigate to multimeter mode via the MENU button.
- ການເຊື່ອມຕໍ່ການທົດສອບນໍາພາ:
- ສໍາລັບ voltage, resistance, frequency, diode, and continuity: Connect the red lead to the VΩ-Hz jack ແລະ ຜູ້ນຳພາສີດຳໄປສູ່ COM jack.
- For current (mA): Connect the red lead to the mA jack ແລະ ຜູ້ນຳພາສີດຳໄປສູ່ COM jack.
- For high current (10A): Connect the red lead to the 10A jack ແລະ ຜູ້ນຳພາສີດຳໄປສູ່ COM jack.
- ເລືອກຟັງຊັນການວັດແທກ: Use the navigation buttons to select the desired measurement function (e.g., DC Voltage, AC Voltage, Resistance, Capacitance, Diode Test, Continuity Test, Temperature).
- ການວັດແທກ: Apply the test leads to the circuit or component under test. The measurement will be displayed on the screen.
4.3. Signal Generator Mode
The signal generator function allows for the output of various waveforms for testing purposes.
- Entering Signal Generator Mode: Navigate to signal generator mode via the MENU button.
- Connecting Output: Connect a test lead from the signal generator output (often shared with a multimeter input, refer to specific port markings on the device) to the circuit requiring the signal.
- Selecting Waveform: Choose the desired waveform type (e.g., Sine, Square, Triangle, Pulse, Arbitrary) using the navigation buttons.
- ປັບຕົວກໍານົດການ: ກໍານົດຄວາມຖີ່ຂອງການ, amplitude, and offset of the generated signal as required.
- Outputting Signal: Activate the signal output.
5. ບໍາລຸງຮັກສາ
- ທໍາຄວາມສະອາດ: ເຮັດຄວາມສະອາດອຸປະກອນດ້ວຍຜ້າອ່ອນໆ, ແຫ້ງ. ຢ່າໃຊ້ເຄື່ອງເຮັດຄວາມສະອາດຂັດຫຼືສານລະລາຍ.
- ການເກັບຮັກສາ: ເກັບຮັກສາອຸປະກອນໄວ້ໃນບ່ອນທີ່ເຢັນ, ແຫ້ງ, ຫ່າງຈາກແສງແດດໂດຍກົງ ແລະອຸນຫະພູມທີ່ຮ້າຍກາດ.
- ການດູແລຫມໍ້ໄຟ: To prolong battery life, avoid fully discharging the battery frequently. Recharge it regularly, especially if storing for extended periods.
- Probe Care: Inspect probes and test leads regularly for damage. Replace if insulation is cracked or wires are exposed.
6. ການແກ້ໄຂບັນຫາ
| ບັນຫາ | ສາເຫດທີ່ເປັນໄປໄດ້ | ການແກ້ໄຂ |
|---|---|---|
| ອຸປະກອນບໍ່ເປີດ. | ແບັດເຕີຣີໝົດແລ້ວ. | Connect the device to a USB-C charger and allow it to charge for at least 30 minutes before attempting to power on again. |
| ບໍ່ມີຮູບແບບຄື້ນສະແດງຢູ່ໃນໂໝດອອດຊິວໂລສະໂຄບ. | Probe not connected correctly; signal too small or too large; incorrect trigger settings. | Ensure probes are securely connected. Use the AUTO button. Adjust V/div and Time/div settings. Check trigger level and mode. |
| Multimeter readings are inaccurate. | Incorrect function selected; poor test lead connection; discharged battery. | Verify the correct measurement function is selected. Ensure test leads are firmly connected. Recharge the battery. |
| ອຸປະກອນຄ້າງ ຫຼື ບໍ່ຕອບສະໜອງ. | ຄວາມຜິດພາດຂອງຊອບແວຊົ່ວຄາວ. | Perform a soft reset by holding the power button until the device turns off, then power on again. If persistent, contact support. |
7. ຂໍ້ມູນຈໍາເພາະ
| ຄຸນສົມບັດ | ລາຍລະອຽດ |
|---|---|
| ຈໍສະແດງຜົນ | 7.11 cm (2.8"), 320 x 240 pixels |
| ການເຊື່ອມຕໍ່ | USB-C |
| ການສະຫນອງພະລັງງານ | Lithium battery, 3000 mAh (rechargeable via USB-C, 5V / 1A) |
| ນ້ຳໜັກ | 349 g |
| ຂະໜາດ (L x W x H) | 167 x 89 x 35 ມມ |
| Oscilloscope Specifications: | |
| ຊ່ອງ | 2 |
| Sampອັດຕາ le | 250 MSa/s |
| ແບນວິດ | 50 MHz (both channels) |
| impedance | 1 MΩ |
| ຄວາມເລິກຂອງການເກັບຮັກສາ | 1 ກ |
| Vertical Sensitivity (Y-Divider) | 10 mV/div - 10 V/div (X1) |
| Horizontal Scale (X-Divider) | 10 ns - 20 s |
| ສູງສຸດ ການປ້ອນຂໍ້ມູນ Voltage | 400 ວ |
| Input Coupling | DC, AC |
| ໂໝດກະຕຸ້ນ | Automatic, Normal, Single |
| ປະເພດ Trigger | ແຂບເພີ່ມຂຶ້ນ, ແຂບຫຼຸດລົງ |
| ຟັງຊັນທາງຄະນິດສາດ | 8 basic operations, FFT |
| Multimeter Specifications: | |
| ໄລຍະການວັດແທກ | (Details from description: DC/AC measurements, resistance, capacitance, temperature detection, diode measurement, continuity test) |
| Signal Generator Specifications: | |
| ຮູບແບບຄື້ນ | Almost all common waveforms (Sine, Square, Triangle, Pulse, Arbitrary) |
8. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
8.1. ຂໍ້ມູນການຮັບປະກັນ
Information regarding the specific warranty period and terms for the JOY-IT JT-OMS01 is not provided in the product description. Please refer to the warranty card included with your product or contact JOY-IT customer service for detailed warranty information.
8.2. ການຊ່ວຍເຫຼືອລູກຄ້າ
For technical assistance, troubleshooting, or service inquiries, please contact JOY-IT customer support. Contact details are typically available on the manufacturer's official webສະຖານທີ່ຫຼືຢູ່ໃນການຫຸ້ມຫໍ່ຜະລິດຕະພັນ.
Please have your model number (JT-OMS01) and purchase information ready when contacting support.
