Mask Exhalation Valve Flow Conditioning Machine
Mask exhalation valve expiratory flow conditioning machine is to do pretreatment for samples which are for other performance test. By providing 300L/min continuous exhalation flow over a period of 30s to tested samples, it brings a same test conditions for sample. After the flow conditioning, each sample was visually inspected, and any damage or deterioration was noted.
EN 149 Respiratory protective devices – Filtering half masks to protect against particles – Requirements, testing, marking
- Touch screen control panel with English interface.
- PLC control system to provide stable test performance.
- Mass flow meter provide accuracy flow measurement.
|Exhalation flow||0-300L/min, adjustable|
|Conditioning timer||0-999 min|
|Power supply||220 AC 50Hz|
|2043102||Mask exhalation valve expiratory flow conditioning machine|