62 14 972 D 3507
60
D 3507
.
031.01.07
.
02 11.2010
Starting up
Sirona Dental Systems GmbH
Functional test
Installation Instructions HELIODENT
PLUS
7.1.6
Checking exposure time and high voltage kV
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Auxiliary devices required
● Suitable radiation meter.
Examples:
– Mini-X
– PMX I-D
– MOM
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Preparation
1. Switch the X-ray unit on.
2. Wait until the self-test is finished (operational readiness signal must
be lit). The display reading shows the radiation time and a patient
symbol).
3. Set an exposure time between 0.25 and 0.4 seconds. The display of
control board DX4 must be clearly visible
4. Position the measuring instrument (B) in such a way that the active
sensor measuring surface has a distance of 50 cm (19.7") from the
focus (A) of the X-ray tube assembly.
5. Switch on the measuring instrument.
