Vitalograph Asma-1 USB Peak Flow Meter for PEF and FEV1

Vitalograph Asma-1 Digital Peak Flow Meter
Request a Quote


Vitalograph asma-1 usb is a simple to use electronic peak flow meter that measures PEF and FEV1.

By connecting to your PC the asma-1 usb produces electronic and hard copy PDF reports.

  • Indicates blow quality, number of blows and diurnal variation
  • Device ID automatically transmitted with the data
  • Ability to add comments to the report
  • Optionally separate graphs of am and pm sessions
  • Information presented in tabular and graphical form
  • Can automatically name the PDF file

asma-1 reports include:

  • Subject ID, name, age, height, gender and optional weight field
  • Time/date stamp for each session
  • Best PEF and FEV1 fields automatically populated
  • BMI calculated (from height and weight)
  • Personal best FEV1, PEF and zones as set in asma-1
  • Trend graphs of FEV1 and PEF


Product Vitalograph asma-1
Model Number 4000
Part Number 40000, 40400, 40300, 40050
Description Vitalograph asma-1, Vitalograph asma-1 USB, Vitalograph asma-1 Bluetooth, Vitalograph asma-1 Serial
Size 113 x 63S x 48mm
Weight 55g net
Parameters Displayed (Adult version) PEF & FEV1
Parameters Displayed (Child version) PEF, FEV0.5, FEV0.75 and FEV1
Operating Temperature Range 17 - 37°C
Measuring Principle Stator/rotor mass flow meter
Scale Intervals PEF 1L/min FEV1 1L
Accuracy FEV1 better than +/-3% or +/-100ml (whichever is greater) PEF better than +/-5% or +/-25L/min (whichever is greater)
Repeatability Better than 5% or 10L/min, whichever is greater
Cleaning Alcohol wipe, especially the mouthpiece, weekly
Flow Range 0 - 999 L/min
Disposal Methods Recycle
Performance standard ISO 26782:2009; ISO 23747:2007; ATS/ERS 2005
Safety Standards IEC 60601-1:2005 Designed and manufactured to following QA/GMP standards CE 0086, ISO 13485:2003, FDA 21CFR820