Siemens LITHOSTAR Multiline SP Start-Up Instructions page 37

Checking the Dose Rate
•
Record the measurement value (approx. 3.1 mA).
Multiline without grid:
Multiline with grid:
•
Exit the dose rate adjustment field with "OK" after the dose rate has been reached.
•
Enter "150 mV" in the B-Signal value field.
•
Confirm the B-signal value with OK.
•
Click "Fluoroscopy on" in the CCD Brightness Adjust window.
•
Ignore the numerical value and click "Fluoroscopy off".
•
Click Cancel.
•
Confirm the message "Iris setting ..." with OK.
•
Select Dose rate in the Adjustment menu.
The message "IImaximum ... " appears.
•
Select the I.I. full field of view and open the collimator until it matches the size of the
measurement chamber.
•
Confirm the message "IImaximum ... " with OK.
•
Click Fluoroscopy on.
•
Change the mA value so that the dose rate desired appears on the dosimeter.
•
Record the measurement value (approx. 3.1 mA).
Multiline without grid:
Multiline with grid:
•
Enter "300 mV" in the B-Signal value field.
•
Click OK.
•
Wait for the data to be transferred to the generator (this may take some time).
•
Click "Fluoroscopy on" in the CCD Brightness Adjust field if the value 0 + 1 is not
reached.
•
Exit the XCS software.
- Switch fluoroscopy ON.
- Read out the nominal/actual value. Record values and mathematical signs if there are
deviations (refer to RXL2-120.034.02..).
- Switch fluoroscopy OFF.
- Connect the service PC to the Multiline if there are deviations.
- Call up "Parameter" in the Adjustment menu.
- Click Get from Unit.
- Select the parameter: am 7 TV-Iris in "Parameter Groups".
- Select "TV-Iris format" under Parameter.
Siemens AG
Medical Solutions
Dose rate
261 nGy/s 30
433 nGy/s 49
Dose rate
261 nGy/s 30
433 nGy/s 49
RXL2-120.815.01
Rev. 02 02.05
B-Signal
µ
R/s 300 mV
µ
R/s 300 mV
B-Signal
µ
R/s 300 mV
µ
R/s 300 mV
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CS PS 24
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System manual