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SP-2 User Guide
Art. No. 71022-0000 Welch Allyn Schiller ©2000
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Taking a Test
Audible indications are given for each test as
follows:
FVC A beep is given at the end of exhalation
(indicating that inhalation (if required)
can begin), and at the end of the test.
SVC A beep is given when no flow is detected
(end of test) or in any case after 30
seconds.
MVV A beep is given after 12 secs (end of test).
