66 Basic functions
MOBILETT XP SPR8-230.840.01.05.02 Siemens AG
11.05 CS SD 24
Page 66 of 72
Medical Solutions
Measuring the exposure (mA and kV)
• Switch off the system
• Remove the top cover and, in the case of MOBILETT XP Digital, place it on its side on a
table or similar surface (do not disconnect any cable connections).
• Oscilloscope channel 1 at D916 TP “KV” (5) and D916 TP “GND” (1), channel 2 at D916
TP "JR" (6)
Oscilloscope setting: channel 1 = 2 V/div, channel 2 = 1 V/div, trigger channel 2, trigger
stage 1 V, sweep 20 ms/div
• Switch on the system
• Select 81 kV, 40 mAs on the control panel (For Digital, first switch to the manual operat-
ing mode)
X
• Release an exposure
¹ Below is the oscillogram of the high-voltage and the tube current
Fig. 30: Exposure_kV_ir5
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