1. Pendahuluan
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.

Gambar 1.1: The FNIRSI 2C53T handheld device, showcasinberkat desainnya yang ringkas dan layar terintegrasi.
2. Produk Lebihview
The FNIRSI 2C53T combines three essential tools for electrical and electronic work:
- Digital Oscilloscope: 2 channels, 50MHz bandwidth, 250MS/s real-time samptarif.
- True RMS Multimeter: 4.5 digits, 19999 counts, capable of measuring voltage, current, resistance, capacitance, diode, continuity, and temperature.
- Pembangkit Sinyal: 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.

Gambar 2.1: Depan view of the FNIRSI 2C53T, showing the display, control buttons, and input terminals.
Komponen yang Termasuk:
- FNIRSI 2C53T Main Unit
- P6100 Volume TinggitagProbe (x2)
- Alligator Clip (x1)
- Test Probe (x1)
- Kabel Pengisian Daya Tipe-C (x1)
- Tas Penyimpanan (x1)
- Buku Petunjuk (x1)
- Kotak Kemasan (x1)
3. Pengaturan
3.1 Mengisi Daya Perangkat
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.
- Connect the Type-C cable to the device's charging port.
- Sambungkan ujung kabel lainnya ke sumber daya USB.
- Indikator baterai di layar akan menunjukkan status pengisian daya.
- A full charge provides approximately 6 hours of standby time.
3.2 Menghidupkan/Mematikan
Tekan dan tahan tombol daya (biasanya ditandai dengan simbol daya) untuk menghidupkan atau mematikan perangkat.
3.3 Menghubungkan Probe
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.

Gambar 3.1: Illustrations of the Type-C charging port, internal battery, and the integrated stand for convenient placement.
4. Petunjuk Pengoperasian
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 Fungsi Osiloskop
The oscilloscope mode allows for the visualization and analysis of electrical signals.
- Saluran: The device features 2 input channels.
- Lebar pita: 50MHz.
- SampNilai: 250MS/s real-time.
- Mode Pemicu: Select from Auto, Normal, or Single trigger modes to stabilize waveforms.
- Sensitivitas Vertikal: Adjustable from 200mv/div to 10v/div.
- Volt Input Maksimumtage: 400V.
- Mode Tampilan: Choose between Y-T (standard time-domain display), Roll (for slow-changing signals), and X-Y (for Lissajous figures).
- Fitur Lanjutan: Includes mathematical operations, cursor measurement, FFT spectrum analysis, and persistence display for detailed waveform analysis.

Gambar 4.1: Examples of oscilloscope display features, including mathematical operations, cursor measurements, persistence display, and X-Y mode for Lissajous figures.
4.2 Fungsi Multimeter
The multimeter mode provides precise digital measurements of various electrical parameters.
- Menampilkan: 4.5 digits with 19999 counts.
- RMS yang sebenarnya: Memberikan pembacaan yang akurat untuk bentuk gelombang non-sinusoidal.
- Kemampuan Pengukuran: Tegangan DC/ACtage, DC/AC Current, Resistance, Capacitance, Diode, Continuity Check, and Temperature.
- Maximum Measurements: AC 750V, DC 1000V.
- Rentang Otomatis: Automatically selects the appropriate measurement range; simply press the AUTO button.

Gambar 4.2: The multimeter interface displaying various measurement options such as voltage, arus, resistansi, dan kapasitansi.
4.3 Fungsi Generator Sinyal
The signal generator mode allows you to output various waveforms for testing circuits.
- Jenis-jenis Bentuk Gelombang: Outputs 13 types of parameter-variable waveforms, including Sine, Square, Pulse, Ramp, Noise, and DC.
- Frekuensi Keluaran: Adjustable from 0 to 50KHz.
- Keluaran Ampgaris lintang: Adjustable from 0 to 3V.
- Output Duty Cycle: Dapat disesuaikan dari 0% hingga 100%.

Gambar 4.3: The signal generator interface showing examples of different output waveforms such as sine, square, and pulse waves.
5. Pemeliharaan
Proper maintenance ensures the longevity and accuracy of your FNIRSI 2C53T.
- Pembersihan: Use a soft, dry cloth to clean the device. Do not use abrasive cleaners or solvents. Ensure no liquids enter the device.
- Perawatan Baterai: Untuk memperpanjang masa pakai baterai, hindari sering-sering mengosongkan daya perangkat sepenuhnya. Jika disimpan dalam jangka waktu lama, isi daya baterai hingga sekitar 50% dan isi ulang setiap beberapa bulan sekali.
- Penyimpanan: 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.
- Perawatan Pemeriksaan: Inspect probes and cables regularly for any signs of wear or damage. Replace damaged components immediately to ensure safety and accurate measurements.

Gambar 5.1: Sebuah meledak view illustrating the internal components and the durable ABS+silicon construction of the FNIRSI 2C53T, designed for stable performance and protection.
6. Penyelesaian masalah
If you encounter issues with your FNIRSI 2C53T, refer to the following common troubleshooting steps:
- Perangkat Tidak Menyala: Pastikan baterai terisi penuh. Sambungkan perangkat ke sumber daya menggunakan kabel Type-C dan coba lagi.
- Bacaan yang Salah: 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.
- Bentuk Gelombang Tidak Stabil: 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.
- Masalah Koneksi PC: Ensure the Type-C cable is properly connected. Check your computer's device manager to see if the device is recognized.
Untuk masalah yang terus berlanjut atau masalah yang tidak tercakup di sini, silakan hubungi dukungan pelanggan.
7. Spesifikasi
| Fitur | Spesifikasi |
|---|---|
| Pabrikan | FNIRSI |
| Nomor Model | Nomor 2C53T |
| Berat Barang | 300 gram |
| Dimensi Produk (P x L x T) | Ukuran 8.9x3.5x16.7 cm |
| Jenis Baterai | 1 baterai Lithium Polymer (termasuk) |
| Akurasi Pengukuran | +/-5% |
| Lebar Pita Osiloskop | 50MHz |
| Osiloskop SampNilai | 250 MS / dtk |
| Penghitungan Multimeter | 19999 |
| Rentang Frekuensi Generator Sinyal | 0-50kHz |
| Tanggal Pertama Tersedia | 2024/11/28 |
8. Garansi dan Dukungan
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.
- Email Dukungan Pelanggan: support@fnirsi.com
- Sumber Daya Daring: A PDF user manual may be available for download on the product's detail page or the official FNIRSI weblokasi.
- Toko Merek: Visit the official FNIRSI store for more products and information: FNIRSI Amazon Store





