28
Chapter 3 Calibrating the Spirometer
Welch Allyn CP 200 Spirometry Option
11. Press the appropriate softkey.
•
Retry
Discards the results; the calibration data is not saved. Returns to initial calibration
screen. Go to
on page 24. (If you keep retrying and cannot get good
results, press
Accept
, and then calibrate all over again from
•
Accept
Saves the results. Resumes your original procedure.
If automatic report printing is enabled, a calibration report prints. To learn how to
enable or disable automatic printing, see
“Reviewing the Calibration Settings”
•
Exit
Discards the results. Resumes your original procedure.
12. (Optional) Verify the most recent calibration — especially if your calibration results
were questionable.
a.
Go back to
b.
Select
Verify Calibration
c.
On your results screen, check the error percentages for the expired and inspired
volumes. Both/all must be less than ±3% for your calibration to be acceptable.
d.
Press the appropriate softkey:
Retry
(to recalibrate) or
Done
(if acceptable).
Caution
A poor calibration (as shown in
) indicates
that the system had to make large adjustments to measure the syringe
volume accurately. Do not accept poor calibrations, or your spirometry test
results may be inaccurate.
Calibration Verification Successful
Retry
Done
Vol (L)
Time (s)
Both errors < ± 3%.
Calibration is acceptable.
Syringe Volume: 3.00 L
Expired Volume: 2.976 L (-0.8%)
Inspired Volume: -2.989 L (-0.4%)
Temperature: 74.0 F
Humidity: 57.0 %
Pressure: 739.4 mmHg
I-Gain: 1.17
E-Gain: 0.99
Legend
Measured
Adjusted
Summary of Contents for CP 200
Page 1: ...CP 200 Spirometry Option Directions for Use ...
Page 34: ...30 Chapter 3 Calibrating the Spirometer Welch Allyn CP 200 Spirometry Option ...
Page 52: ...48 Chapter 4 Performing Spirometry Tests Welch Allyn CP 200 Spirometry Option ...
Page 53: ...49 5 Troubleshooting Problem Solving Suggestions 50 Limited Warranty 51 Service Policy 51 ...
Page 56: ...52 Chapter 5 Troubleshooting Welch Allyn CP 200 Spirometry Option ...
Page 80: ...76 Appendix D Predictive Norms etc Welch Allyn CP 200 Spirometry Option ...
Page 91: ......