CN-MSA99 Electronic Spirometer / Pulmonary Function Analyzer

Display Screen

Diagonal line  5.7inches

Monochrome LCD

Resolution 320*240

Control

Standard: UTILITY KEY,SVC KEY,FVC KEY,MVV KEY,PRINT KEY,10WORDS KEY, START KEY,STOP KEY

Light alarm

Measurement means

Flow velocity detection: pressure gradient pneumatic flow sensor

Capacity detection: flow velocity integral

measuring range

Capacity range: 0L ~ 9L

Flow velocity range: 0 ~ 14L / s

measurement accuracy 

Capacity:

0L ~ 1.6L (± 50ml) 

 6L ~ 9L (± 3%) 

Flow rate: 5% or 0.2L / s 

Respiratory rate:

4 / 20 ~ / min (± 1 / min) 

 20 / 60 / min (error: ± 5%) 

measuring time limit and degree

Vital capacity: every 50s, measuring 3 

 FVC: per second, 25s, measuring 3 

 The maximum ventilation volume: every 12 seconds, measuring 3 

Paper Recorder

Method: dot matrix

Level Resolution Ration: 8 d/mmspeed 25mm/s

Uprightness Resolution Ration: 8 d/mm

Wave Channels: 1

Paper Width: 110mm1.97inches

Paper Length: 15m100inches

Formfeed Speed: 12.5,25 and 50mm/s±2

Power supply

AC: 100V~240V

DC: rechargeable Nickel-metal hydride (NI-MH), 14.4-volt, 1.8 amp hour

Fuse

100V~240V ACF2A250V,5×20mm

Safety classification

IEC60601-1 class I, type CF