1. Main Components of the Vitalograph COPD-6 BT
Figure 1 Vitalograph COPD-6 BT Components
1 User buttons
2 Display
3 Flowhead
Down Button
Up Button
Enter Button
1.1. Features of the Vitalograph COPD-6 BT
• Early detection of COPD.
• Displays FEV1, FEV6, ratio and % predicted, obstructive