China Medical Digital Portable Spirometer

ITEM

SPECIFICATION

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,[ ]KEY, KEY,START KEY,STOP KEY, KEY, KEY, KEY, KEY,

Measurement means

Flow velocity detection: pressure gradient pneumatic flow sensor

Capacity detection: flow velocity integral

Measuring range

Flow velocity range: 0 ~ 14L / s

Capacity range: 0L ~ 9L

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 timelimit and degree

The maximum ventilation volumn: every 12 seconds, measuring 3
FVC: per second, 25s, measuring 3
Vital capacity: every 50s, measuring 3

Paper Recorder

Method: dot matrix

Uprightness Resolution Ration: 8 d/mm
Level Resolution Ration: 8 d/mm(speed 25mm/s)

Wave Channels: 1

Paper Length: 15m(100inches)
Paper Width: 110mm(1.97inches)

Formfeed Speed: 12.5,25 and 50mm/s(±2%)

Fuse

100V~240V AC:F2A250V,5x20mm

Safety classification

IEC60601-1 class I, type CF