1. Įvadas
The FNIRSI 2C53T is a versatile 3-in-1 handheld device designed for electronic testing and measurement. It integrates the functionalities of a digital oscilloscope, a true RMS multimeter, and a signal generator into a single, portable unit. This manual provides detailed instructions for the safe and effective use of your device.

1.1 paveikslas: The FNIRSI 2C53T handheld device, showcasindėl kompaktiško dizaino ir integruoto ekrano.
2. Produktas baigtasview
The FNIRSI 2C53T combines three essential tools for electrical and electronic work:
- Digital Oscilloscope: 2 channels, 50MHz bandwidth, 250MS/s real-time sample norma.
- True RMS Multimeter: 4.5 digits, 19999 counts, capable of measuring voltage, current, resistance, capacitance, diode, continuity, and temperature.
- Signalo generatorius: Outputs 13 types of waveforms with adjustable frequency (0-50KHz), amplitude (0-3V), and duty cycle (0-100%).
The device features a robust hardware architecture (ARM + FPGA + ADC) for enhanced performance and flexibility. It also includes a 2.8-inch wide-angle display for clear readability.

2.1 paveikslas: Priekyje view of the FNIRSI 2C53T, showing the display, control buttons, and input terminals.
Įtraukti komponentai:
- FNIRSI 2C53T pagrindinis įrenginys
- P6100 Didelis tūristage Zondas (x2)
- Aligatoriaus spaustukas (x1)
- Test Probe (x1)
- C tipo įkrovimo laidas (x1)
- Laikymo krepšys (x1)
- Instrukcijų vadovas (1x)
- Pakavimo dėžutė (x1)
3. Sąranka
3.1 Įrenginio įkrovimas
The 2C53T has a built-in rechargeable lithium polymer battery. Before first use, fully charge the device using the provided Type-C charging cable and a compatible USB power adapter (not included). The charging port is located on the side of the device.
- Prijunkite C tipo laidą prie įrenginio įkrovimo prievado.
- Kitą laido galą prijunkite prie USB maitinimo šaltinio.
- Ekrane esantis akumuliatoriaus indikatorius rodys įkrovimo būseną.
- Pilnai įkrautas telefonas budėjimo režimu veikia maždaug 6 valandų.
3.2 Įjungimas / išjungimas
Press and hold the power button (usually marked with a power symbol) to turn the device on or off.
3.3 Zondų prijungimas
Depending on the function you intend to use (oscilloscope or multimeter), connect the appropriate probes to the designated input terminals on the device. Ensure connections are secure.

3.1 paveikslas: Illustrations of the Type-C charging port, internal battery, and the integrated stand for convenient placement.
4. Naudojimo instrukcijos
The FNIRSI 2C53T offers three primary operating modes: Oscilloscope, Multimeter, and Signal Generator. Please note that these three functions cannot be used simultaneously.
4.1 Osciloskopo funkcija
The oscilloscope mode allows for the visualization and analysis of electrical signals.
- Kanalai: The device features 2 input channels.
- Pralaidumas: 50MHz.
- Sample Įvertinkite: 250MS/s real-time.
- Trigerio režimai: Select from Auto, Normal, or Single trigger modes to stabilize waveforms.
- Vertikalus jautrumas: Adjustable from 200mv/div to 10v/div.
- Maksimalus įvesties tūristage: 400V.
- Ekrano režimai: Choose between Y-T (standard time-domain display), Roll (for slow-changing signals), and X-Y (for Lissajous figures).
- Išplėstinės funkcijos: Includes mathematical operations, cursor measurement, FFT spectrum analysis, and persistence display for detailed waveform analysis.

4.1 paveikslas: Examples of oscilloscope display features, including mathematical operations, cursor measurements, persistence display, and X-Y mode for Lissajous figures.
4.2 Multimetro funkcija
The multimeter mode provides precise digital measurements of various electrical parameters.
- Ekranas: 4.5 digits with 19999 counts.
- Tikrasis RMS: Pateikia tikslius nesinusoidinių bangų formų rodmenis.
- Matavimo galimybės: DC/AC ttage, DC/AC Current, Resistance, Capacitance, Diode, Continuity Check, and Temperature.
- Maximum Measurements: AC 750V, DC 1000V.
- Automatinis diapazonas: Automatically selects the appropriate measurement range; simply press the AUTO button.

4.2 paveikslas: The multimeter interface displaying various measurement options such as voltage, current, resistance, and capacitance.
4.3 Signalo generatoriaus funkcija
The signal generator mode allows you to output various waveforms for testing circuits.
- Bangos formos tipai: Outputs 13 types of parameter-variable waveforms, including Sine, Square, Pulse, Ramp, Noise, and DC.
- Išvesties dažnis: Adjustable from 0 to 50KHz.
- Išvestis Ampšviesa: Adjustable from 0 to 3V.
- Output Duty Cycle: Reguliuojamas nuo 0 % iki 100 %.

4.3 paveikslas: The signal generator interface showing examples of different output waveforms such as sine, square, and pulse waves.
5. Priežiūra
Proper maintenance ensures the longevity and accuracy of your FNIRSI 2C53T.
- Valymas: Use a soft, dry cloth to clean the device. Do not use abrasive cleaners or solvents. Ensure no liquids enter the device.
- Akumuliatoriaus priežiūra: To prolong battery life, avoid fully discharging the device frequently. If storing for extended periods, charge the battery to approximately 50% and recharge every few months.
- Saugykla: Store the device in a cool, dry place away from direct sunlight, extreme temperatures, and high humidity. Use the provided storage bag to protect it from dust and physical damage.
- Zondų priežiūra: Inspect probes and cables regularly for any signs of wear or damage. Replace damaged components immediately to ensure safety and accurate measurements.

5.1 paveikslas: Sprogo view illustrating the internal components and the durable ABS+silicon construction of the FNIRSI 2C53T, designed for stable performance and protection.
6. Problemų sprendimas
If you encounter issues with your FNIRSI 2C53T, refer to the following common troubleshooting steps:
- Įrenginys neįsijungia: Ensure the battery is sufficiently charged. Connect the device to a power source using the Type-C cable and try again.
- Neteisingi skaitymai: Verify that probes are correctly connected and not damaged. Ensure the correct measurement mode is selected for the task. Check probe compensation for oscilloscope measurements.
- Nestabili bangos forma: Adjust the trigger settings (level, mode) in oscilloscope mode. Ensure the input signal is within the device's specifications.
- Functions Not Working Simultaneously: Remember that the oscilloscope, multimeter, and signal generator functions cannot be used at the same time. Switch between modes as needed.
- Kompiuterio ryšio problemos: Ensure the Type-C cable is properly connected. Check your computer's device manager to see if the device is recognized.
For persistent issues or problems not covered here, please contact customer support.
7. Specifikacijos
| Funkcija | Specifikacija |
|---|---|
| Gamintojas | FNIRSI |
| Modelio numeris | 2C53T |
| Prekės svoris | 300 g |
| Gaminio matmenys (I x P x A) | 8.9 x 3.5 x 16.7 cm |
| Baterijos tipas | 1 ličio polimero baterija (pridedama) |
| Matavimo tikslumas | +/-5 % |
| Osciloskopo juostos plotis | 50 MHz |
| Oscilloskopas Sample Įvertinkite | 250 MS/s |
| Multimetro skaičiavimai | 19999 |
| Signalo generatoriaus dažnių diapazonas | 0-50KHz |
| Pasiekiama pirmoji data | 2024-11-28 |
8. Garantija ir palaikymas
FNIRSI Technology Co., Ltd. is committed to providing high-quality measuring instruments. For any inquiries, technical assistance, or warranty claims, please contact our support team.
- Klientų palaikymo el. Paštas: support@fnirsi.com
- Internetiniai ištekliai: A PDF user manual may be available for download on the product's detail page or the official FNIRSI websvetainę.
- Prekės ženklo parduotuvė: Visit the official FNIRSI store for more products and information: FNIRSI Amazon Store