Micro Direct MicroLab - Device Specifications; General and Display Specifications; Spirometry Measurement Parameters

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Specifications
General
Storage:
>2000 tests including Flow/Volume loops and
Volume/Time curves
Display:
Color 1/4VGA LCD.
Power supply:
Input 100 to 240V, 50 to 60Hz.
Output 12V 2.5 A (Class 1)
Type: ME30A1200F02 (PSU1012)
Battery Pack:
Rechargeable NiMH 8.4V 1A-hours
Battery Life:
Approximately 30 hours with a fully charged new
battery
Dimensions:
1.4" x 10” x 4.7” - Transducer 2” x 2.4” x 3.5”
Weight:
Unit: 1.4 pounds
Operating Temperature:
32 to 104 degrees Fahrenheit
Operating Humidity:
30% to 90% RH
Transport and Storage Temperature:
-4 to 158 degrees Fahrenheit
Transport and Storage Humidity:
10% to 90% RH
Transport and Storage Pressure:
650 to 1060 hPa
Spirometry Measurements
Relaxed Expiratory Vital Capacity (VC)
Forced Expired Volume in 0.75 seconds (FEV.75)
Forced Expired Volume in 1 second (FEV1)
Forced Expired Volume in 3 second (FEV3)
Forced Expired Volume in 6 seconds (FEV6)
Forced Vital Capacity (FVC)
Peak Expiratory Flow Rate (PEF)
FEV
0.75
as a percentage of VC (FEV.75/VC)
FEV
0.75 as
a percentage of FVC (FEV.75/FVC)
FEV
1
as a percentage of VC (FEV1/VC)
FEV
1
as a percentage of FVC (FEV1/FVC)
FEV
3
as a percentage of VC (FEV3/VC)
FEV
3
as a percentage of FVC (FEV3/FVC)
FEV
0.75
as a percentage of FEV6 (FEV.75/FEV6)
FEV1 as a percentage of FEV6 (FEV1/FEV6)
Maximum Expired Flow at 75% of FVC remaining (MEF75)
Maximum Expired Flow at 50% of FVC remaining (MEF50)
Maximum Expired Flow at 25% of FVC remaining (MEF25)
Mean Mid-Expiratory Flow Rate (MMEF)
Forced expiratory flow at 50% of volume as a percentage of VC (FEF50/VC)
Forced expiratory flow at 50% of volume as a percentage of FVC (FEF50/FVC)
Maximal voluntary ventilation indicated (MVV
(ind)
)
Forced inspired volume in 1 second (FIV1)
Forced inspiratory Vital Capacity (FIVC)
Peak Inspiratory Flow Rate (PIF)
FIV
1
as a percentage of FIVC (FIV1/FIVC)