Siemens MAMMOMAT 300, Installation And Start-Up Instructions Manual, Page: 62 / 93

Siemens-Elema AB SPS-UD RX B7-120.033.01.10.02 MAMMOMAT 300
Solna, Sweden 05.98 65 02 186
Start-up and functional test of the IONTOMAT 12-11
Output values of constancy testing (§16 Germany)
Determine the output values of the constancy testing at approx. 30 kV with the customer´s
own constancy test body (NORMI 7 test body etc.) and enter them in the form stapled to
the acceptance test certificate.
Procedure:
1 On the control panel, select a value of approx. 30 kV and AEC.
2 Place the test body on the object table flush with the chest wall side.
3 Slide film cassette into the object table.
4 Trigger the exposure and develop the film.
5 Measure the resolution (A-D), density (1-4) and the over-radiation on the chest wall
side and enter in the form (steel balls).
6 Read off the pen dosimeter and record the dose value.
Plexiglass steps: Woven steel wire:
1 = 40 mm A = 100
µ
m
2 = 43 mm B = 80
µ
m
3 = 49 mm C = 63
µ
m
4 = 46 mm D = 40
µ
m
NORMI 7
test body
Double detector
Radiographic system
Film cassette
Pen dosimeter
(Front view)
Pen dosimeter
A B
C
D
1 2 3 4
(Top view)
Radiographic
system
NORMI 7
test body
Test arrangement
Steel balls