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This instrument is designed to measure the inspiratory resistance and expiratory resistance of respirators and masks under specified conditions. It is applicable for national labor protection supplies inspection agencies, mask manufacturers, and related inspection departments for testing ordinary masks, dust masks, medical masks, and anti-fog mask products.
Technical Specifications
Comprises an adjustable flow rate air source, standard human head mold, dual intubation systems for inhalation and exhalation, and respiratory resistance measurement system
High-sensitivity flow sensor with minimal starting flow
Thermal mass flow meter chip ensures high-precision measurement without temperature and pressure compensation
Flow meter range: 0 L/min to 100 L/min with ±2% accuracy
Multiple sensors integrated on single chip for improved range ratio
High zero point stability with excellent repeatability and fast response
Graphic dot matrix LCD display (128×64 resolution) with full English interface
4M memory for measurement value recording
Two-wire micromanometer sensor with explosion-proof design
Micro-pressure measurement range: -1000Pa to 1000Pa with 1Pa accuracy
Special gas path conversion elements for convenient system switching
GB/T 32610-2016 Technical Specifications for Daily Protective Masks
YY0469-2011 Medical Surgical Masks
GB19083-2010 Medical Protective Mask
YY0969-2013 Disposable Medical Mask
Maintenance Guidelines
Do not carry by the control box bottom during transportation
Wipe electroplated parts with oil to prevent rust and maintain brightness
Clean machine after testing and regularly oil active fulcrums
Use dry cloth for panel cleaning to prevent moisture damage
Store fixtures and accessories properly with anti-rust protection
Ensure stable foundation and level placement after transportation
Follow specified power input requirements
Proper grounding for safety and signal interference prevention
Avoid unplugging during operation
Professional personnel only for operation and maintenance
Certification & Documentation
Factory Environment
Company Outdoor View
Reception Area
Professional Team
Sales Team
Technical Team
Industry Exhibitions
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2014
Total Annual:
1 Million-2.5 Million
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Zhongli Instrument Technology Co., Ltd. (ZL) is an industry leader of equipment in Dongguan Guangdong, China. We provide leading edge technology to the world's leading technology companies, government laboratories and educational institutions. Our technology is used to optimize product reliabi...
Zhongli Instrument Technology Co., Ltd. (ZL) is an industry leader of equipment in Dongguan Guangdong, China. We provide leading edge technology to the world's leading technology companies, government laboratories and educational institutions. Our technology is used to optimize product reliabi...
