1.1 1.2 1.2 1.4 1.4 1.4
Rated Line Current at 70kV, 6mA [Aac] 11.0
10.5 10.0 6.4 6.2 6.0
Maximum Line Current at 70kV, 6mA [Aac] 12.1 11.6 11.0 7.0 6.8 6.6
Maximum Apparent Resistance [Ω] 0.39 0.45 0.52 0.91 0.98 1.06
Range of Line Valtage Regulation [%] 0 ~ 5 0 ~ 5 0 ~ 5 0 ~ 3 0 ~ 3 0 ~ 3
Over Current Release [Aac] ≧ 15 ≧ 10
[ ] 7(&+1,&$/DATA
1. X-ray tube -------------------------------------------------- Toshiba D-046 (Stationary Anode)
a. Nominal focal spot value ------------------------------ 0.4 (IEC60336)
b. Target Material ------------------------------------------ Tungsten
c. Target angle --------------------------------------------- 12.5°
d. Maximum anode heat content ------------------------ 4.3kJ (6.1kHU)
2. Maximum x-ray tube assembly heat content ---------- 293kJ (413kHU)
3. Rated peak tube potential -------------------------------- 60 kV / 70 kV selectable
4. Rated tube current ----------------------------------------- 3 mA / 6 mA selectable
5. Maximum rated peak tube potential -------------------- 70 kV
6.
7. Power line frequency ------------------------------------- 50 / 60Hz, Single Phase
8. Exposure time ---------------------------------------------- 0.01 ~ 2.0 sec.
9. Inherent filtration ------------------------------------------ 1.7 mm Al Equivalent
10. Added filtration ------------------------------------------- 0.3 mm Al
11. Minimum filtration permanently in useful beam ----- 2.0 mm Al Equivalent at 70 kV
12. Nominal roentgen output 60 kV 70 kV
3 mA 6 mA 3 mA 6 mA
a. Distal end of regular cone ----------------------------- 4.6 9.1 5.9 11.8 mGy/sec. ± 40%
b. Distal end of long cone -------------------------------- 2.0 4.1 2.6 5.2 mGy/sec. ± 40%
(Data obtained by direct measurement in the useful beam)
13. Nominal electrical output of H.V. generator ---------- 0.42 kW at 70 kV, 6 mA
14. Cone Source to skin distance Field size
a. Regular cone -------------------------------------------- 203 mm 58 mm dia., circular
b. Long cone (option) ------------------------------------- 305 mm 58 mm dia., circular
c. Rectangular colimator (option) ----------------------- SSD of cone + 40mm 32 x 40 mm, rectangular
15. Maximum symmetrical radiation field ---------------- 60 mm dia. at distal end of cone
16. Leaking technique factor -------------------------------- 70 kV / 0.19 mA (697mAs at 1 hour)
17. Duty cycle ------------------------------------------------- 1 : 30 (0.5 sec. exposure with 15 sec. interval)
18. Maximum deviation of tube potential, tube current and exposure time
a. Below 0.1 sec. setting ---------------------------------- ±10 kV, ±2 mA, ±5 msec.
b. 0.1 sec. setting & up ----------------------------------- ±5 kV, ±1 mA, ±10 msec.
19. Measurement base of technique factors
a. peak tube potential ------------------------------------- Average of peak tube potentials during
one exposure
b. tube current ---------------------------------------------- Average of tube current during one exposure
c. exposure time ------------------------------------------- Time period during x-ray is emitted
20. Half value layer ------------------------------------------- 1.5 mm Al over
21. Source to the base of cone distance -------------------- 94 mm
22. Environmental condition for storage ------------------- -20 ~ 70°C, 10 ~ 100%, 500 ~ 1060hPa
23. Environmental condition for operation ---------------- 10 ~ 40°C, 30 ~ 70%, 700 ~ 1060hPa
24. Rotation angle of head ----------------------------------- Horizontal 0 ~ 600° , Vertical 0 ~ 300°
25. Service Life -----------------------------------------------
-14-
10 Years