LASENSOR| Bioaerosol Monitor RBM-4D for Real-time Monitoring of Microbial Concentration in the Air

2025-09-05

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LASENSOR| Bioaerosol Monitor RBM-4D for Real-time Monitoring of Microbial Concentration in the Air

The RMB-4D Bioaerosol Monitor employs intrinsic fluorescence detection technology to provide real-time monitoring of the concentration and fluctuations of active bioaerosol particles, including bacteria and fungi, in the air. If the concentration of these bioaerosol particles surpasses the predefined threshold, the device will automatically trigger an alarm. It boasts high sensitivity, rapid response, and ease of use.
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The application fields of this product are as follows:

[1] Entry-exit ports, including biological counter-terrorism and health supervision at port facilities and international conveyances;[2] Monitoring for biological terrorism in mail processing facilities, densely populated public places, and venues for major gatherings;

[3] Surveillance for microbial leakage in biosafety laboratories of scientific research institutions;

[4] Sterility monitoring in hospital operating rooms, biopharmaceutical cleanrooms, and food production workshops;

[5] Monitoring of airborne microorganisms in other fields where organic contamination is present;

[6] Defense against biological weapons, etc.

Technical Specifications | Superior Quality from Lasensor

1) Monitoring Types: Bacterial, fungal, spores, phages, toxins, and other bioaerosol particles;

2) Excitation Wavelength: 405 nm;

3) ★Particle Size Range: 0.3 µm-10 µm;

4) Particle Size Monitoring Channels: ≥4 channels, capable of displaying the total fluorescence particle count for different particle size ranges in separate channels;

5) ★Sensitivity: ≤10 ACPLA (less than 10 microbial particles per liter of air); this is an indicator of the concentration of bioaerosols in the air. Bioaerosols refer to aerosols suspended in the air that contain biological particles, such as bacteria, viruses, fungal spores, and pollen. The lower this value, the less biological contamination in the air, indicating relatively better air quality in terms of biological pollution.

6) ★Response Time: ≤20 s; this is the maximum time required for the monitor to detect changes in bioaerosol concentration or other parameters within its sensing range and to provide corresponding detection results or responses (such as issuing an alert).

7) Pump Flow Rate: 2.83 L/min, with an error tolerance of no more than ±5%;

8) Detection Cycle: Adjustable from 1 to 60 seconds;

9) Display: 5-inch touchscreen, capable of real-time display of environmental bioaerosol particle curves and device noise curves;

10) Data Storage: Real-time data storage with a capacity of at least 500,000 data records, each including total particle counts and fluorescence particle counts for each particle size channel;

11) ★Anti-Interference Capabilities:Bioaerosols of engine exhaust at different concentrations; Bioaerosols of cigarette smoke and other types of smoke at different concentrations; Bioaerosols of strong fluorescent agents such as riboflavin; Bioaerosols of saline solution, moisturizing water, etc.

12) Equipped with an isokinetic sampling head, suitable for laminar flow clean environments;

13) Storage Environment: Temperature -40°C to 60°C, humidity 0% to 98% (non-condensing);

14) Operating Environment: Temperature -20°C to 50°C, humidity 0% to 95% (non-condensing);

15) Lithium Battery Endurance: ≥4 hours;

16) Display: 5-inch Android touchscreen, showing total dust particle count, light source status, airway pressure status, detector status, biosafety status, and other information;

17) Communication Mode: RS485;

18) Data Storage: Real-time recording, storage, loading, and export of detection data, with a storage capacity of ≥3GB;

19) Software: Embedded software capable of adjusting alarm sensitivity and setting alarm volume;

20) Enclosure: Stainless steel with a sprayed surface finish;

21) Weight: 4.8 kg (bare unit, excluding instrument case, adapter, etc.);

22) Dimensions: Bare unit dimensions 230 mm (width) × 200 mm (height) × 165 mm (depth).

please contact lasensor for more details of RBM-4D model Bioaerosol Monitor