Chapter 7
7-18
BiPAP Focus Ventilator Service Manual © Respironics, Inc.
REF 1029568 Rev B
Testing, Calibration, and Performance Verification
Positive flow calibration:
19. The window (Figure 7-17), indicates the start of the flow calibration,
beginning with positive flow.
Figure 7-17: Flow Calibration
20. Press
ENTER
on the keyboard. Unblock the oxygen enrichment
adapter, then connect patient tubing or a coupling between the oxygen
enrichment adapter and the flowmeter inlet. Connect another length of
patient tubing from the flowmeter outlet of the to the control valve
(completely open the flow valve) (Figure 7-18).
Figure 7-18: Positive Flow Calibration Measurement Setup
