1. Introduksjon
The FNIRSI GC-01 is a portable nuclear radiation detector designed for monitoring Beta, Gamma, and X-ray radiation. This device features a built-in GM sensor for accurate detection and offers multiple dosage units, smart alarm functions, and a clear LCD display. This manual provides essential information for the safe and effective operation of your GC-01 detector.
2. Produktet er overview
The FNIRSI GC-01 is equipped with a high-sensitivity Geiger-Müller (GM) tube, capable of detecting various types of ionizing radiation. Its compact design and rechargeable battery make it suitable for a wide range of applications, from personal safety monitoring to environmental surveys.

Image: The FNIRSI GC-01 Nuclear Radiation Detector, highlighting its key features.
Nøkkelfunksjoner:
- Radiation Detection: Detects Gamma, Beta, and X-rays.
- Måleområde: Cumulative dose equivalent from 0.00 μSv to 500.0 mSv.
- Energiområde: 48 KeV - 1.5 MeV ≤ ±30% (for 137 Csγ).
- Smart Alarm System: Features light, vibration, and sound alerts. Customizable alarm thresholds for current and cumulative dose.
- Utstilling: LCD screen for real-time monitoring and waveform display.
- Flere enheter: Supports μSv/h, μGy/h, mR/h, CPS, and CPM.
- Oppladbart batteri: Built-in 1100mAh Lithium Polymer battery with Type-C charging port.
- Språkalternativer: engelsk og kinesisk.
3. Pakkens innhold
Ved utpakking, vennligst kontroller at alle varene som er oppført nedenfor er til stede og i god stand:

Image: The FNIRSI GC-01 device, user manual, and charging cable.
- FNIRSI GC-01 Nukleær strålingsdetektor
- Brukerhåndbok
- USB Type-C ladekabel
- Emballasjeboks
4. Oppsett og første gangs bruk
4.1 Lading av enheten
Before first use, fully charge the FNIRSI GC-01 using the provided USB Type-C cable and a standard USB power adapter (not included). The charging port is located on the side of the device.

Image: Close-up of the FNIRSI GC-01 showing the Type-C charging port.
4.2 Slå på/av
To power on the device, press and hold the power button (usually marked with a power symbol) until the screen illuminates. To power off, press and hold the power button again until the device shuts down.
5. Bruksanvisning
The GC-01 features an intuitive interface for monitoring radiation levels. Use the navigation buttons (up, down, left, right, OK) to interact with the device.

Image: The main monitoring interface of the FNIRSI GC-01, displaying current, average, maximum, and cumulative radiation values.
5.1 Overvåkingsgrensesnitt
The main screen displays real-time radiation data, including:
- Current Dose Rate: Instantaneous radiation level (e.g., μSv/h).
- Average Dose Rate: Average radiation level over a period.
- Maximum Dose Rate: Highest radiation level detected.
- Cumulative Dose: Total accumulated radiation dose since the last reset.
- Waveform Monitoring: A graphical representation of radiation levels over time can be accessed from the main interface.

Image: Screenshots showing the Monitoring Interface, Waveform Monitoring, Unit Setting, and Alarm Settings menus.
5.2 Enhetsinnstillinger
To change the measurement unit:
- Trykk på på hovedskjermbildet Innstillinger button (gear icon).
- Naviger til Enheter using the up/down buttons and press OK.
- Select your desired unit (μSv/h, μGy/h, mR/h, CPS, CPM) and confirm with OK.
5.3 Alarminnstillinger
The device can be configured to alert you when radiation levels exceed predefined thresholds.
- Trykk på på hovedskjermbildet Innstillinger knapp.
- Naviger til Alarmer og trykk OK.
- You can set thresholds for Gjeldende alarm og Cumulative Alarm. Adjust values using the navigation buttons.
- I Ala Mode menu, select your preferred alarm modes: Lys, Vibrere, og/eller Lyd.

Image: The FNIRSI GC-01 displaying the three alarm modes: Sound, Glitter (Light), and Vibrate.
5.4 System Clock and Display Settings
You can adjust the system date and time, and customize display settings such as brightness or language.
- Få tilgang til Innstillinger meny.
- Velge Sys Clock for å angi dato og klokkeslett.
- Velge Set disp to adjust display options, including language (English/Chinese).

Image: Screenshots showing the System Clock, Alarm Mode, and Display Settings menus.
6. Vedlikehold
6.1 Rengjøring
Tørk av enheten med en myk, tørr klut. Ikke bruk slipende rengjøringsmidler eller løsemidler, da disse kan skade casing eller skjerm.
6.2 Batteristell
To prolong battery life, avoid fully discharging the device frequently. Recharge the battery when the low battery indicator appears. If storing the device for an extended period, charge it to approximately 50% every few months.
6.3 Oppbevaring
Store the device in a cool, dry place away from direct sunlight and extreme temperatures. Keep it away from strong magnetic fields.
7. Feilsøking
| Problem | Mulig årsak | Løsning |
|---|---|---|
| Enheten slås ikke på. | Lavt batteri eller feil på enheten. | Lad enheten i minst 30 minutter. Hvis den fortsatt ikke slår seg på, kontakt kundestøtte. |
| Unøyaktige avlesninger. | Interference from other electronic devices or incorrect unit settings. | Move away from potential sources of electromagnetic interference. Verify the correct measurement unit is selected in settings. |
| Alarm not sounding/vibrating. | Alarm thresholds not set or alarm mode disabled. | Check alarm settings and ensure desired alarm modes (sound, vibrate, light) are enabled. |
| Skjermen er tom eller fryst. | Programvarefeil. | Press and hold the power button for 10-15 seconds to force a restart. If the issue persists, contact support. |
8. Spesifikasjoner

Bilde: Overview of the FNIRSI GC-01's display, alarm modes, charging, and portability.
| Parameter | Verdi |
|---|---|
| Types of Detection Rays | γ rays, X rays, β rays |
| Detektor | Energy Compensation GM Tube (Geiger Technology Tube) |
| Doseekvivalent rate | 0.00-10000μSv/h (10mSv/h) |
| Kumulativ doseekvivalent | 0.00μSv-500.0mSv |
| Energiområde | 48KeV-1.5MeV ±30% (for 137Cs-) |
| Språk | Chinese, English switch |
| Følsomhet | 80CPM/μSv (For Co-60) |
| Doseringsenhet | nSv/h, pGy/h, mR/h, cps, cpm Switch |
| Strømforsyning | 1100mAh litiumbatteri |
| Alarmmetode | Light, vibration, sound |
| Dimensjoner | 120 x 78 x 27 mm |
| Varevekt | 8.1 unser (0.23 kilo) |
9. Viktig sikkerhetsinformasjon
Always operate the device according to the instructions provided in this manual. Do not attempt to modify or repair the device yourself. Keep the device away from water and extreme temperatures. This device is intended for general radiation monitoring and should not be used as a substitute for professional radiation safety equipment in critical environments without proper calibration and certification.
10. Produktvideo
Watch this official product video for a visual guide on the FNIRSI GC-01 Nuclear Radiation Detector.
Video: En overview of the FNIRSI GC-01 Nuclear Radiation Detector, demonstrating its features and operation.
11. Garanti og støtte
For warranty information and technical support, please refer to the contact details provided with your purchase or visit the official FNIRSI webnettstedet. Ta vare på kjøpskvitteringen som kjøpsbevis.