93
X-ray Tube Head Assembly with High Voltage Generator
Tube
D-051
Focal Spot
0.5
Target Angle
5º
Target Material
Tungsten
Filtration
Inherent filtration minimum 2.5 mm Al, 75 kV/HVL 3.5 mm AL
(X-ray tube filtration: 0.8 mm Al, Al filter: 1.7 mm)
Beam Quality
HVL minimum 2.9 mm AI at 80 kV
HVL minimum 3.2 mm AI at 90 kV
Maximum Output Power
0.8 kW nominal at 80 kV, 10 mA
0.9 kW nominal at 90 kV, 10 mA (Only for Cephalometric
radiography)
Rectification
Direct Current
Filament
Preheated
Duty Cycle
1:59, 90 kV / 10 mA
For example, maximum 20.3 sec of irradiation with 1198
sec (20 min) of interval.
Outer Shell Temperature
45 ºC maximum
Cooling
Oil Cooling
Maximum Heat Unit of X-ray Tube Head Assembly
194.45 kJ (1 HU=1.35 Joule)
Maximum Heat Dissipation of X-ray Tube Head Assembly 2 kJ/min.
Primary Protective Shielding
Minimum 1.5 mm Pb or equivalent
Leakage Radiation
Max. 0.88 mGy/h at 1 m
Weight of X-ray Head
13.8 kg (with collimators)
Control
Operating Tube Potential
60 to 80 kV (±1 kV, 21 steps) Digital Display
60 to 90 kV (±1 kV, 31 steps) Digital Display
(Only for Cephalometric radiography)
Accuracy of displayed values: ±10 %
Operating Tube Current
1 to 10 mA
Accuracy of displayed values: ±10 %
Exposure Time
Dental arch panoramic:
Patient size
Magnification
Tomographic orbit
High resolution
Mode
Super High resolution
Mode
Adult
1.3
Standard
7.4s
14.9s
Shadowless
7.9s
15.8s
Orthoradial
8.1s
16.2s
1.6
Standard
8.1s
16.2s
Shadowless
8.3s
16.5s
Orthoradial
8.1s
16.2s
Pedodontic
1.3
Standard
6.5s
13.0s
Shadowless
6.5s
13.0s
Orthoradial
6.5s
13.0s
1.6
Standard
6.0s
12.0s
Shadowless
6.0s
12.0s
Orthoradial
6.0s
12.0s
Maxillary Sinus Panoramic:
Patient size
High resolution
Mode
Super high resolution
Mode
-
10.1s
20.3s
Содержание veraviewepocs 2d
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