Product Information

PIX-RAY TUBE
D-045
Stationary Anode X-ray Tube


Especially designed for dental radiography unit.

This tube has focus 0.4, and is available formaximum tube voltage 70 kV.

Installed in the same enclosure with the highvoltage transformer.

General Data
Electrical:
Circuit:High Voltage Generator ................................................ Constant Potential High-voltage Generator
Grounding ............................................................................................................. Center-grounded
Nominal X-ray Tube Voltage ........................................................................................................ 70 kV
Nominal Focal Spot Value Note) ....................................................................................................... 0.4
Nominal Anode Input Power (at 1.0s) (See Rating Charts) ....................................................... 585 W
Nominal Radiographic Anode Input Power ............................................................................... 600 W
Exposure Duty Cycle ....................................................................................................... 1:30 or More
(Exposure Time: Interval Time)Note) Test Condition: 70kV 3.2mA

Mechanical:
Dimensions:Overall Length .......................................................................................... See Dimensional Outline
Maximum Diameter .................................................................................. See Dimensional Outline
Target:Anode Angle ............................................................................................................... 12.5 degrees
Material ............................................................................................................................. Tungsten
Inherent Filtration ................................................................................................... At least 1.0 mm Al
X-ray Coverage ............................................................................................ φ70 mm at SID 200 mm
Weight ........................................................................................................................... Approx. 100 g
Cooling Method ................................................ Oil immersed (60℃ Max.) and convection oil cooling
Tube Holding ..................................... Holding the glass envelope of the anode end and cathode endor the screw of the anode shank.
.
★The information contained herein is presented only as a guide for the application of our products. No responsibility is assumed by Canon Electron Tubes& Devices Co., Ltd. (CETD) for any infringements of patents or other rights of the third parties which may result from its use.
No license is granted by implication or otherwise under any patent or patent rights of CETD or others.
★The information contained herein may be changed without prior notice. It is therefore, advisable to contact to CETD before processing with the design ofequipment incorporating this product.

D-045Absolute Maximum and Minimum Ratings(At any time, these values must not be exceeded.)Maximum X-ray Tube Voltage .................................................................................................... 70 kV
Between Anode (or Cathode) and Ground ................................................................................. 35 kV
Minimum X-ray Tube Voltage ..................................................................................................... 50 kV
Maximum X-ray Tube Current (See Rating Charts) .................................................................. 12 mA
Filament Characteristics:
Maximum Filament Current ..................................................................................................... 3.0 A
Filament Frequency Limits ............................................................ DC or AC (Sine Wave) 0 ~ 20 kHz
Thermal Characteristics:
Anode Heat Content ............................................................................................................. 4300 J
Maximum Anode Heat Dissipation ......................................................................................... 100 W
Maximum Radiographic Exposure Time ..................................................................................... 3.2 s

Environmental Limits
Operating Limits (In Dielectric Oil):
Oil Temperature .............................................................................................................. 10 ~ 60 ℃
Oil Pressure ................................................................................................................ 70 ~ 140 kPa
Shipping and Storage Limits:
Temperature ................................................................................................................. -40 ~ 70 ℃
Humidity .......................................................................................................................... 10 ~ 90 %(No Condensation)
Atmospheric Pressure ................................................................................................ 50 ~ 106 kPa-2-

D-045

Maximum Rating Charts(Absolute maximum rating charts)
Constant Potential High-voltage GeneratorNominal Focal Spot Value: 0.412TUBE CURRENT [mA]

1050kV60kV70kV

864200.10.20.30.5 0.71235710EXPOSURE TIME [s]Emission & Filament Characteristics
Constant Potential High-voltage Generator
Nominal Focal Spot Value: 0.4
124.050kV
60kV

3.570kV
83.06

2.5

Ef

4

2.0

2

1.5

0

1.0
2.2

2.3

2.4

2.5

2.6

2.7

2.8

2.9

FILAMENT CURRENT [A]This graph indicates typical characteristics.

-3-3.0

FILAMENT VOLTAGE [V]

TUBE CURRENT [mA]

10D-045

Anode Heating / Cooling Curve
4500
4300J

100W

4000

HEAT STORAGE [J]

3500
3000
50W

2500
2000
1500
COOLING
1000
500
HEATING
0050

100150TIME [s]-4-200250300D-045

Dimensional Outline
Unit: mm

4.5 ±0.2(Note)
M4 12 Deep

in.

.6pe
D

O 1 th 5 m

66 ±55°12.

37 ±25O 12

CENTRAL X-RAY

FOCAL SPOT

8 Max.

100 MIn.

O31 Max.

FC
CENTRAL X-RAY

O 13FCF : Filament (Yellow)
C : Cathode

Note : Dimensions from an anode shank to a mounting hole.

-5-Marketing Engineering Group, Sales Department
1385, Shimoishigami, Otawara-shi, Tochigi 324-8550, Japan
Tel: +81-287-26-6666
Fax: +81-287-26-6060
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PE-D-045 2018-11