Fluke Biomedical TNT 12000 - Manual (Page 45)

Operation
How to Use the Dosimeter Detector (TNT 12000 DoseMate)
2
2-17
TNT 12000
DoseMate
OR
ION Chamber
Triax ION
Chamber Cable
ION Chamber
Input
mAs Input
TNT 12000
DoseMate
W/mAs
ION Chamber Input
fct25.eps
Figure 2-8. Ion Chamber Connection to Dosimeter
3. Connect the other end of the cable to the ion chamber input connector on the
Dosimeter Detector.
Note
For ion chamber protection, put the dust cover on the ion chamber
connector when the ion chamber is not connected to the Detector.
Put the ion chamber in the X-ray beam. Be sure the Detector and Display are not in the
radiation beam before the Dosimeter Detector and Display are turned on. A test stand and
adapter stem are included with the Dosimeter Detector. The sections that follow
demonstrate how the test stand helps hold the ion chamber in the X-ray beam.
How to Place the Ion Chamber for Over-Table X-ray Sources
When the X-ray source is above the table, use the test stand to hold the ion chamber in
the X-ray beam.
To install the ion chamber on the test stand, see Figure 2-9 and do the steps that follow: