LB468A Fully Automatic Mask Breathing Resistance Tester (3‑Head Mold)
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Description
Product Introduction:
The mask breathing resistance tester is used to measure the inspiratory and expiratory resistance of respirators and mask-type protective equipment under specified conditions. It is suitable for use by national occupational safety and health testing institutions and mask manufacturers to conduct relevant tests and inspections on ordinary masks, dust‑proof masks, medical masks, and anti‑smog masks.
Application areas
It is used by national occupational safety equipment inspection agencies and mask manufacturers for the testing and certification of ordinary masks, dust‑proof masks, medical masks, and anti‑smog masks.
Product Features:
1. The instrument features an intelligent, vibrant color touchscreen control and supports both inhalation and exhalation test modes.
2. High-precision imported differential pressure sensor for real-time measurement of the sample’s ventilation resistance.
3. High-precision electronic gas flow meter, accurately measuring real-time exhalation and inhalation flow rates.
4. Highly realistic silicone head model, making sample changes simple and convenient.
5. The miniature printer can print test data.
Technical Specifications:
| Parameter Name | Parameter Specifications |
| Flow measurement range | 0–200 L/min, accuracy ≥ 3% |
| Pressure range | -1000 Pa to 1000 Pa, accuracy ≥ 1%, resolution 1 Pa |
| Maximum suction flow rate of the vacuum pump | 160 L/min (adjustable; the standard specifies 85 L/min) |
| Head form | Three sizes: large, medium, and small. |
| Equipment dimensions | 1000×700×1050mm |
| Power supply | AC 220V, 200W |
| Weight | Approximately 120 kg |
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LB468A Fully Automatic Mask Breathing Resistance Tester (3‑Head Mold)