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This system automates the detection of CO2 concentration within the dead space of EN149-compliant filtering half masks (FFP1/FFP2/FFP3) and other respirators. It evaluates compliance with EN149:2001+A1:2009 Clause 8.3.1 and GB2626 standards by simulating human breathing patterns and analyzing inhaled/exhaled air composition.
Key Features
Advanced CO2 Analysis:Triple infrared CO2 sensors with a measurement range of 0-12% (vol.) and accuracy of ±0.1% for real-time data acquisition.Automated calculation of average CO2 volume fraction to determine mask breathability and safety thresholds.
Dynamic Breathing Simulation:Adjustable respiratory frequency (10-40 cycles/min) and tidal volume (0.5-3.0 L/min) to mimic diverse physiological conditions.
Integrated mechanical lung simulator with sinusoidal airflow control for realistic testing.Intelligent Control System:7-inch industrial touchscreen for parameter setup (e.g., test duration, airflow rates) and real-time monitoring of CO2 levels, airflow, and ambient temperature.Self-calibration and auto-diagnostic functions to ensure consistent accuracy.
Sinusoidal flow, frequency
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20times/min |
Breathing flow control: | (30±1)L/min |
Respirator flow range: | 0-40 L/min |
Tester accurate level: | Class 1 |
Wind speed: | 5m/s |
Software: | with Chinese and English language , can change each other |