32 Adjustments
ARCADIS Varic / Orbic SPR2-310.842.01.07.02 Siemens AG
12.06 CS SD 24
Page 32 of 34
Medical Solutions
1. The grid remains at the I.I.
2. Open the service application.
¹ The open service application makes the dominant circle visible.
3. Attach the dose measurement chamber on the I.I. input screen.
¹ If a small chamber is used: Attach the small chamber for each format outside the
dominant circle but inside the visible x-ray field on the I.I.
¹ If a large chamber is used: Attach the large chamber in the center of the domi-
nant circle displayed on the I.I.
X 4. Briefly release fluoro and choose the Cu prefilter so that 75 kV ± 5 is displayed on the
control console.
¹ Preferably, for a low dose, choose the Cu prefilter so that you get a starting point
of 70 kV, because with a higher dose the kV will increase.
X 5. Select for each check the corresponding “Exam Set”, “I. I. format”, “Mode” and “Dose”
(refer to the table).
¹ Use control console CFC key (Fig. 10 / p. 30) for dose rate LOW / MID / HIGH
selection.
Ortho/Trauma
Body reg: Hip
Increased
Full format
until 75
±5kV is
reached
CFC HIGH
555
(472 ... 638)
± 15 %
Ortho/Trauma
Body reg: Hip
Standard
Zoom
until 75
±5kV is
reached
CFC MID
393
(295 ... 491)
± 25 %
Exam set I.I. format CU filter Mode Dose
Dose rate in nGy/s at
the I.I. input with
grid correction fac-
tor 1.5
(min. ... max.)
Tolerance
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