High Precision Mask Ventilation Resistance And Differential Pressure Tester Made In China

Item: TQD-02
Differential Pressure: 10-200 pa
Flow Resolution: 0.1L/min
Pressure Resolution: 0.1pa

Brief Introduction 

Mask ventilation resistance and differential pressure tester TQD-02 is used to measure the ventilation resistance and pressure difference of masks under specified conditions. 

Technical Features

- 7 inch color HD touch screen for easy use

- High-precision flow sensor with no force compensation, ensuring accurate test results.

- The flow sensor has high zero point stability, full range stability and excellent repeatability, low power consumption, low pressure loss and fast response time.

- The micrometer sensor adopts two-wire system, high precision and good stability; the explosion-proof design is safe and reliable.

- Micro manometer sensor range, zero external continuous adjustable, adjustable damping, no mechanical moving part, less maintenance workload.

- The whole instrument adopts a special gas circuit conversion element, which ensures the convenient conversion of the exhalation and inhalation pipeline systems.

- Equipped with micro-printer for printing test results in real time

- Compatibility with the latest standard requirements for workplace and daily protective masks.

- With a powerful data storage function, which can store up to 50,000 test records

- Equipped with micro-printer and standard RS232 interface, which is convenient to data output and transmission

- Overvoltage protection and power-down memory ensure the operating safety

- GMP "computerized system" test software is available, with user management, rights management, data audit tracking and other functions (Optional)


Basic Application Medical face mask Applicable to the determination of airflow resistance and pressure difference for disposable medical masks, medical surgical masks, ordinary medical masks, etc.

Technical Specifications

Item TQD-02
Air Flow Adjustable 1L/min ~10 L/min (Standard Air Flow 8 L/min)
Flow Resolution 0.1L/min
Differential Pressure 10-200 pa
Pressure Resolution 0.1pa 
Accuracy ±2%
Test Diameter 25mm
Power Supply AC 220V 50Hz
Net Weight 15 kg


GB 19083, YY0469, GB2626, GB/T32610


Standard Configuration Instrument, Micro-printer

Request For Quotation