SpiroCard® Spirometer Specifications
Printable version of the SpiroCard Specifications.
Weight:
57 grams
Height:
(W) 53 mm x (D) 140 mm x (H) 16 mm, extended housing
Housing:
PCMCIA Type II PC Card with extended housing
Program:
Reporting software is stored on the computer
Environmental Conditions:
Storage Conditions:
Ambient Temperature: -15 to 50° C
Relative Humidity: 10 to 90% (non-condensing)
Atmospheric Pressure: 700 to 1060 hPa
Power Supply:
Internal: 5Vdc, less than 80 mA. Supplied by the PCMCIA slot
Operating Conditions:
Ambient Temperature: 15 to 40°C.
Relative Humidity: 10 to 90% (non-condensing).
Atmospheric pressure: 700 to 1060 hPa
Measurement Method:
FLOW: Mouthpiece (US Patent #4,905,709)
VOLUME: flow integration
Range (BTPS):
FLOW: ±14 liters/second
VOLUME: 0-8 liters
Accuracy (BTPS):
FLOW: ±5% of indication or ±200 ml/sec, whichever is greater for FEF 25-75 and ±10% of indication or ±400 ml/s whichever is greater for PEF
VOLUME: ±3% of indication or ±50 ml, whichever is greater for FVC and FEV1 ±10% of indication or ±15 L/min, whichever is greater for MVV
Precision (BTPS):
FLOW: 5% of indication or 200 ml/sec, whichever is greater for FEF 25-75 and PEF VOLUME: 3% of indication or 50 ml, whichever is greater for FVC and FEV1
Calibration:
ATS 3-speed or standard calibration check
Predicted Normals:
Crapo, Cherniack, Morris, Knudson 1983, Polgar, HSU, Roberts, Warwick, ECCS NHANES III, Zapletal
Tests Performed:
FVC, Pre/Post Testing, Flow Volume Loop, MVV, SVC
Measuring Time:
Up to 30 seconds
Printed Scale:
Flow Volume: (vertical) .5cm/1L/S, (horizontal) 1cm/1L
Volume Time: (vertical) 1cm/1L, (horizontal) 1cm/second
Sample Rate:
100 samples/sec
Resolution:
Flow Rate: 2ml/sec
Volume: 1ml
Limits of Detection:
Flow Rate: 2ml/sec
Volume: 1ml
Parameters Measured:
FVC, FEV0.5, FEV1, FEV6, FEV1/FEV6, FEV3, FEV1/FVC, FEV3/FVC, PEFR, FEF25%, FEF50%, FEF75%, FEF25-75%, FIVC, FIV0.5, FIV1, FIV3, FIV1/FIVC, FIV3/FIVC, PIFR, FIF50%, FIF 25-75%, FIF.2-1.2, FVC/FIVC, Extrapolated Volume (Ext. Vol.) MVV, RR, MTV, SVC