Measurements: VC, FVC, FEV1, FEV1%, PEF, PIF, F50, F25, FEF(25-75%), I50, R50, FET, & MVV(ind) 
[All expiratory measurements with baseline, post-bronchodilator, %predicted, %change and normal range]
Storage: 90 complete tests including both pre- and post-Flow/Volume and Volume/Time Loops, all fully addressable.
Printer output: Serial output for Canon printers with choice of four user configurable reports.
Predicted values: Knudson or Crapo
Display: High resolution graphic LCD 128x64 pixels
Transducer: Micro Direct Bi-Directional Digital Volume
Resolution: 10 ml Volume, 0.03L/S Flow
Accuracy: To ATS recommendations: Standardization of Spirometry (1994 update) for flows and volumes. 
Meets all known current international standards for Spirometry.
Test Nos: VC-unlimited (best reported), FVC-Maximum 9 all reported.
Interface: RS232 input/output
Power Supply: Input: 100 to 250V, 50 to 60 Hz, Output 12V, 1.5A
Battery Pack: Rechargeable NiCad, 7.2V 250mA hours
Dimensions:  Transducer: 2" x 2" x 3.5" 
Unit: 6" x 3" x 1"
Unit Weight: 14 oz
Packed Weight: 3 lb

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