Technical Description of Air Radiation Monitoring Instrument

1、 Equipment OverviewWuxi Residential Air Radiation Monitor WX-FS 01

Air radioactive monitoring instrument is a specialized instrument used for real-time monitoring of the concentration of radioactive nuclides in the ambient air. It mainly collects air samples and conducts radioactive activity analysis to achievealphaTheB、γRapid detection of waiting rays. The equipment is widely used in scenarios such as nuclear facility surroundings, radioactive material transportation routes, and environmental emergency monitoring, providing critical data support for radiation environment safety assessment.

2、 Core technical parameters

1. Testing Scope：alpharay0.01-1000 Bq/m³，Bray0.1-10000 Bq/m³，γray0.01-100 μSv/h

2. sampling flow：50-1000 L/min(Adjustable), ensuring effective collection of sufficient air samples per unit time

3. detector typeUsing semiconductor detectors（a/b）WithNaI(Tl)Scintillation detector（γ）Combining to achieve simultaneous monitoring of multiple types of radiation

4. response time：≤10Second（γReal-time monitoring),≤30Minutes（a/bAccumulated measurement

5. Data storage capacity: Supports local storage≥10Ten thousand monitoring data, possessingUSBEthernet data export function

6. working environment: Temperature-10℃~50℃, humidity≤95%(Non condensing), adaptable to complex outdoor environments

3、 Working principle

1. Sampling stageBy using a built-in sampling pump, ambient air is drawn into the instrument and filtered through a membrane to trap radioactive aerosol particles in the air

2. Detection phase：

oa/bRadiation: Particles produced by the decay of radioactive substances on the filter membrane bombard the semiconductor detector, generating electrical pulse signals

oγRadiation:NaI(Tl)Crystal absorptionγPhotons produce fluorescence and are converted into electrical signals by photomultiplier tubes

3. signal processingAfter pre amplification, shaping, and discrimination of the pulse signal, it is analyzed by a multi-channel analyzer to identify the type and activity of radioactive nuclides based on their characteristic peaks

4. data outputReal time display of monitoring values, cumulative doses, and nuclide identification results, and triggering alarms through sound and light alarm modules when thresholds are exceeded

4、 Functional FeaturesWuxi Residential Air Radiation Monitor WX-FS 01

1. Multi parameter monitoringCan analyze simultaneouslyalphaTheB、γRadiation intensity, support¹³⁷CsThe⁶⁰CoThe²³⁸Uwait30Identification of more common nuclides

2. Intelligent calibrationEquipped with automatic energy calibration and efficiency calibration functions, supporting two modes: standard source calibration and software calibration

3. remote monitoring: Integration4G/WiFiWireless communication module, which can be connected to the environmental monitoring cloud platform to achieve remote data transmission and device control

4. low-power designAdopting a dual power supply mode of lithium battery and mains power, with a battery life of≥8Hour (battery mode), suitable for long-term work on emergency sites

5. environmental adaptabilityThe shell adoptsIP65Protection level design, built-in temperature and humidity compensation algorithm, ensuring measurement accuracy in harsh environments

5、 Application scenarios

1. Conventional monitoring of nuclear facilitiesDaily radiation level monitoring of surrounding environments such as nuclear power plants, nuclear reactors, and radioactive waste treatment plants

2. emergency responseRapid deployment monitoring in emergencies such as nuclear leakage accidents and illegal transportation of radioactive materials

3. public safetyScreening of radioactive substances at airports, ports, and other ports, and ensuring radiation safety at large-scale event venues

4. scientific research experiment