CAPINTEC, INC. CAPRAC
®
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April 2021 WIPE MEASUREMENT PROCEDURES 10-5
Figure 10-4 Numeric Keypad Screen
Input the desired counting time (in seconds) by touching the appropriate numbers on the
keypad. Touch the ACCEPT button to accept the entered time. Touch the CANCEL button to
abort any changes.
Counting the Background for 60 seconds or longer is recommended.
Note: The minimum count time that can be input is 2 seconds. The maximum count time
that can be input is 30,000 seconds.
Measurement
To begin the Background measurement, verify that no sources are in the Well Counter and
touch the MEASURE button. The system will begin measuring the Background and a live
spectrum of the acquired Background, the Real time, Live time and the counting rate (total
cpm) will be displayed and updated. Also, the MEASURE button will be replaced with a
STOP button. At any time during the measurement, touch the STOP button to stop the
measurement. To re-start the process, touch the MEASURE button.
Results
When the measurement is finished, the background counting rate is displayed and the
message “FINISHED” will appear on the screen below the MEASURE button as shown in
Figure 10-5 Background Measurement Results Screen.
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