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SIREMOBIL Compact
SPR2-130.061.02
Page 8 of 30
Siemens AG
System Manual
Rev. 11
09.04
CS PS 24
Medical Solutions
5 - 8
Adjustments / Programs
•
Select the next level of dose rate (LOW / MID / HIGH) and repeat the dose rate setting for
the survey and zoom format for this level.
Concluding steps
5
•
After setting all dose rates for the survey and zoom formats, click "Stop Update" and wait
until "CAL" disappears from the 7 segment indicator to the right on the operating con-
sole. The TV- iris collimator values are stored to the EE-PROM of the host.
•
Press ESC at the service PC to return to the main menu.
•
Select the "Data, Backup..." menu.
•
Click "Parameter" in the backup window.
- Then click "Backup" .
•
Enter" dose rate set" under "Remarks for Parameter".
•
Then click "OK" . The parameters are stored to disk.
•
You can now exit from the service program.
Checking the dose rate in automatic mode
5
•
Center and reattach the dose measurement chamber to the I.I. input screen.
•
Set the kV-mA curve HC1 (3 mA plateau curve). If necessary, temporarily program the
HC1 curve.
•
During automatic mode (kV STOP is off), check the dose rate for dose rate levels
LOW / MID / HIGH for the survey and zoom format.Take into account the correction fac-
tors for the grid and the dose measurement chamber. If necessary, temporarily change
the dose rate levels and kV-mA curves.
Tolerance margin for the dose rates: + 15%.
•
Set the kV-mA curve HC2 (5 mA plateau curve). If necessary, temporarily program the
HC2 curve.
•
During automatic mode (kV STOP is off), check the dose rate for dose rate levels
LOW / MID / HIGH for the survey and zoom format.Take into account the correction fac-
tors for the grid and the dose measurement chamber. If necessary, temporarily change
the dose rate levels and kV-mA curves.
Tolerance margin for the dose rates: + 15%.
Checking the dose rate in zoom format with a dose rate measure-
ment chamber that is not completely irradiated may lead to incor-
rect measurements.
NOTE