CE Approved Portable Spirometer

CE Approved Portable Spirometer
Brief Introduction and features:
CE approved portable spirometer can display all parameters on 5.7 320x240 dots LCD, and can store 300 copies of measurement report.
Soft-touch keys, easy to maintain
Built-in precise 110mm thermal printer
Small size, light weight and easy to carry
The spirometer can be connected to PC station through USB socket, completing a pulmonary function test directly with work station; also thousands of measurement records can be stored.
PC workstations support the measurement and comparison functions before and after taking medicine.
PC workstation support English/Chinese display and report print.
High-precision differential pressure flow sensor
Specification:
Specification Items
Technique 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
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/mm(speed 25mm/s)
Uprightness Resolution Ration: 8 d/mm
Wave Channels: 1
Paper Width: 110mm(1.97inches)
Paper Length: 15m(100inches)
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 AC: F2A250V,5*20mm
Safety classification
IEC60601-1 class I, type CF