Aseptico ARU-01 Field Dental X-Ray
Contents
1. 9 Fig re E Control Panels i uu Wel eatin hal hols hw RA 10 Chart B Technique per 11 Figure F Absolute Maximum Rating Charts 14 Figure G Emission and Filament Characteristics 14 Figure H Anode Thermal Characteristics 14 Figure I Dimensional Outline pa 15 Figure J Schematic 5 1 11 16 Upon Arrival When the equipment is received each shipping container should be carefully examined for any evidence of mishandling during shipment Note its condition if abnormal carefully unpack all parts and examine for damage If any damage is noted immediately report it to the carrier in the proper manner All printed matter supplied with the unit should be saved for installation operation and future reference Page 2 Introduction Purpose The ARU 01CF Command Air X ray System provides a portable and practical way to obtain dental radiographs in the field To receive the best service and longest life from your Aseptico product follow the instructions detailed in this manual Performance characteristics WETS IN 42 lbs Size external 00 04 17 5 x 16 x 17 2 75 cubic feet Maximum peak tube potential 63kVp 15 Leakage technique factors 63 kVp 12 mA 2 sec Range of line voltage regulator 110 130 V AC 220 260 V A2. TIME min Figure H Anode Thermal Characteristics Standard Value Charts E Z 4 O m gt SELF RECTIFIED FILAMENT VOLTAGE V FILAMENT CURRENT A Figure G Emission and Filament Characteristics Figure I Dimensional Outline Toshiba D 082B Stationary Anode X Ray Tube M5 8 DEEP aq DI SCALE 1 1 Fi Vv 4 UNITS mm i i a i i E Foa O24 ei 5 FOCAL SPOT n i 4 aS vai x 2 2 1 2 Si A Z 2 2 g 2 n 2 di 4 A CENTRAL X RAY SHORT PIN F FILAMENT C CATHODE Terminals C are connected mutually inside the tube beh te See eee ee ee ee ee i er ere Figure I Dimensional Outline Page 15 Figure J Schematic Diagram Aseptico ARU 01CF X Ray System MinXray P200D Mark III p ale TAANTNOM OAH OOOO 8 Anonwmnontaan a ane n x z 6 THOR OD 5 Ay a R1 20W 10 65902 004 Figure J Schematic Diagram Page 16 Box 1548 Woodinville WA 98072 1548 1 800 426 5913 425 487 3157 Fax 360 668 8722 email info aseptico com Internet www aseptico com
3. as possible Page 10 Chart B Technique Chart Exposure Time and Angulation of Central Ray Note Exposure times are intended as guides only They are based on averages and may be modified to suit the individual patient When modifying exposure times the increase or decrease should be made in steps of 20 25 Aseptico ARU 01CF X Ray System Exposure Time seconds Angle i d Technique Chart Child degrees Molars Bicuspids Maxillary Cuspids Incisors Molars Bicuspids Mandibular Cuspids Incisors Maxillary Incisor Region Occlusals Cuspid Molar Region Mandibular Incisor Region Occlusals Cuspid Molar Region Page 11 Page 12 Maintenance The following must be checked at least every six 6 months 1 Tubehead A Make sure certification and identification labels are in place B Check for any loose or missing screws C Check for oil leaks D Check for any physical damage E Check the LV knob for proper operation F Check the timer for proper operation G Check all the cord connections H Check the exposure button the exposure must terminate if the button is released during an exposure 2 Beam Limiting Device Dental Cone A Make sure the certification label is on the cone B Check for any physical damage 3 Indicators A Make sure the green light goes on when the LV knob is turned to the right from the off position B Check the x ray ON light for proper operation C Ma
4. show general cautions for the tube 1 The tube shall be handled or operated only by qualified personnel Only a specialist who has good knowledge of the x ray tube should assemble maintain and remove the tube 2 The tube envelope is made of glass In transporting and handling the tube sufficient care should be taken to avoid strong impacts or vibrations 3 Adequate radiation protection must be used in the unit assembled with the tube The leakage technique factor of the tube unit must not exceed the maximum anode cooling rate of the tube 4 Fulfill the regulations and standards for the minimum source skin distance SSD and the minimum filtration of the useful beam before using tube 5 The tube might be broken by only one overload operation Provide a proper overload protection circuit Operate the tube by selecting a proper input condition according to the conditions for operation and tube characteristics charts 6 If any abnormality is found when using this tube immediately cut off the power supply and contact the TOSHIBA service department 7 The following data sheet charts indicate standard values Page 13 Figures F G amp H Toshiba D 082B Stationary Anode X Ray Tube lt E Z 55 e 5 O 55 faa 5 H HEAT STORAGE kJ Page 14 SELF RECTIFIED FOCAL SPOT 0 8 mm 0 2 0 3 0 5 0 7 2 3 EXPOSURE TIME s Figure F Absolute Maximum Rating Charts H 1 1 1
5. 0 sec 10 0 25 sec 2 0 sec If the timer needs adjustment 1 Remove the 4 screws on the cover 2 Adjust the potentiometer B See Figure B on the printed circuit board so that the radiation exposure time equals the time indicated on the timer dial taking into consideration the accuracy tolerances 3 Replace the cover and the 4 screws Page 7 Peak Tube Potential The ARU 01CF has a filament warm up time of 0 15 sec 9 electrical pulses built into its settings The kV is as shown on Figure D For that reason measure kV with 0 15 sec delay time 3 1 Peak Tube Potential Test Method 1 Set timer to 0 2 sec 2 Set NERO to the following settings SID 18 inches Wheel range 50 85 kV Sensitivity High Phase Select 12 Measurement Mode SGL Peak Tube Potential Time Delay 0 1 sec X ray values 63 kV 0 2 sec 3 Make exposure and measure value Tube Current of average kV 4 Measure value of average kV 3 2 Instruments NERO Model 6000M X ray Beam Analyzer Manufactured by Victoreen Inc or equivalent Figure D X Ray Tube Electrical Performance 3 3 Rejection Limit 63 kV 15 Tube Current The ARU 01CF has a filament warm up time of 0 15 sec 9 electrical pulses built into its settings The kV is as shown on Figure D For that reason measure kV with 0 15 sec delay time 4 1 Tube Current Test Method 1 Set timer to 2 0 sec 2 Connect the DC mA meter to the pin jack terminal on rear p
6. C 50 60 Hz Current at 12 mA 63 kVp output 6 Amps Line voltage regulation 2 5 Generator rating 12 mA at 63 kVp 15 Duty cycle eee 30 1 Maximum deviation from fixed factors 15 Type D 082B Manufactured by Toshiba Items furnished X ray tubehead and control Mounting handle Dental cone Exposure cord Power cord Mil spec case with shock resistant foam insert ARU OIS tripod Vinyl carrying case Manual Measurements taken with a 50mm diameter sphere gap The stated mA and line current are under conditions of input line voltage of 110 130 V 220 260 V with 2 5 regulation If regulation is less the amps drawn and mA can be higher than stated Using a precise DC mA meter across points N and NE of the high tension transformer see schematic diagram to measure mA Input is 117 V AC 230 V AC 50 60 Hz Tolerance is 15 Page 3 Safety Precautions WARNING Careless or improper use of x ray equipment can be extremely hazardous WARNING It is imperative that this equipment be operated and serviced only by trained personnel familiar with the safety precautions required to prevent excessive exposure to primary x ray radiation the dangers of exposure to x ray radiation and the proper use of the equipment discussed in this manual 1 During exposure the operator must stand as far as possible from the patient being x rayed and should w
7. OPERATION AND MAINTENANCE MANUAL ARU 01CF NSN 6525 01 468 1672 P O Box 1548 Woodinville WA 98072 1548 P N 420263 1 800 426 5913 425 487 3157 Fax 360 668 8722 Rev A email info aseptico com Internet www aseptico com 05 00 Table of Contents ii ii idro aiar ea 3 P rpos sas LR 3 Performance Characteristics eri ea ele RR 3 Items Parishes stuoie 3 Safety 4665 6405 6505 65655 54945454544454940NeNe 4 ASSOMDIY et Ok le Sats Sele ta Gi oy AA Se ii 5 Performance Verification 20 0 0 cece cee eee eee ence eens 6 Line Voltage Indicator i oe eee oe ea wees been es 6 pews Oe REO eee eRe Pee a rg ee 6 Peak Tube Potential ETC 8 pacha ge dy yp pee reece ee cree Oe 8 Testing Checklist 3 Rodeo hh ea a dade dade dad 9 Operation Instructions LL 10 Operation 4 54 5 a4 10 1 Maintenance EEEE EEEE 12 Component Data ey ae pp ae pe as ep awe IA 13 16 Table of Illustrations Figure A Component Identification 5 Figure B sprint 6 Figure C Electrical Pulse Activity During X Ray Tube Warm up and Exposure 7 Figure D X Ray Tube Electrical Performance 0 0 cece eee ee 8 Chart A Testing Checklist pig i us eee heen eee eed tie dei
8. anel 3 Make exposure and measure the mA value 4 Measure High value of ch2 at the following kV settings and timer to 2 0 sec with same procedure 4 2 Instruments Portable standard DC ammeter Model 2011 Yokogawa Electric Works Ltd or equivalent 4 3 Rejection Limit 15 Page 8 Chart A Testing Checklist Complete this check list when assembly and testing are complete Serial Number Date Manufactured Equipment Location Test Acceptance Results Check Description Limits Line Voltage Line Voltage Regulation Peak Tube Potential Exposure Time All Operation 110 130 V 220 260 V 2 5 63 kVp 15 12 mA 15 9 5 mA 15 0 08 sec 2 pulse 0 1 sec 2 pulse 0 2 sec 2 pulse 0 5 sec 10 1 0 sec 10 2 0 sec 10 See Operation Manual Sec Sec Sec Sec sec sec All Mechanical Smooth Movement Movement GO NO GO El GO NO GO L GO NO GO L GO NO GO LI N O GO T LI L L L L Page 9 Operation Instructions It is assumed by the distributors and manufacturer of the equipment that the person responsible for its operation has a general knowledge of the use of x rays including the precautions which must be taken Note Confirm the wall outlet voltage and the voltage on the rating label of the ARU 01CF before connecting the power cord Operation 1 Position the tubehead for the radiograph desired 2 Line voltage compensation Turn the LV knob clock
9. ear a lead apron or stand behind a lead shield 2 The operator must not stand in the primary x ray beam 3 The operator must wear a monitoring badge while operating this unit It should be on the collar not on an area covered by the lead apron 4 X ray exposure should be as short as possible All personnel authorized to operate or service this equipment should be fully acquainted with the established maximum permissible doses safety recommendations and procedures derived from the following sources A National Council on Radiation Protection Report No 33 Medical X ray and Gamma Ray Protection for Energies up to 10 MEV Equipment Design and Use from NCRP Publications Box 30175 Washington D C 20014 B National Bureau of Standards Handbook No 76 Medical X ray Protection up to Three Million Volts from the Superintendent of Documents Government Printing Office Washington D C 20401 C All documents relating to the Performance Standard for Diagnostic X ray Systems 21 CFR Subchapter J Part 1020 obtainable from FDA Center for Devices and Radiological Health Department of HHS 2098 Gaither Road Rockville MD 20850 D State and local regulations governing radiation protection and the use of diagnostic x ray equipment E Requirements of the user s in house radiation protection program F Instructions and precautionary notices of this manual Although this equipment incorporates protective design features for
10. entiometer Location Timer Since the filament of the x ray tube is off when the unit is not emitting radiation it takes approximately 0 15 seconds 9 electrical pulses for the x ray tube filament to warm up be fore an x ray is emitted see Figure C Because of this warm up time the electronic timer has a built in lag of approximately 0 15 seconds therefore when checking the timer with a cycle counter 0 15 seconds must be added to the time set on the timer Exposure end Visible Pulses I I I I I I U 7 I I I I LI I I I I ie Total Electrical Pulses Exposure start Figure C Electrical Pulse Activity During X Ray Tube Warm up and Exposure TW Filament warm up time TW P Dx P Total number of electrical pulses Dx Number of readable dots on film as determined by a spin top test 2 1 Timer Test Method 1 Set timer to 0 08 sec 2 Set NERO to the following settings SID 18 inches Wheel range 50 85 kV Sensitivity Low Phase Select 142 Measurement Mode STAT X ray values 63 kV 0 08 sec 3 Make exposure and read value of exposure time 4 Measure value of exposure time at following settings with same procedure 0 08 sec 0 10 sec 0 20 sec 0 50 sec 1 00 sec 2 00 sec 2 2 Instruments NERO Model 6000M X ray Beam Analyzer Manufactured by Victoreen Inc or equivalent 2 3 Rejection Limit 2 pulse 0 08 sec 2
11. ke sure the audible signal operates during an exposure Component Data Toshiba D 082B Stationary Anode X ray Tube Electrical Self rectified Center Grounded Operating Tube Voltage 50 to 70 kV Max HOCH ODO Rak ERAN RD 0 8 mm Input energy at 1 0 sec e ina 600 W Mechanical Dimensions gt il See dimensional outline Overall AARRE WERE VEN 102mm Cece cantik deh 31mm Target Angle rela 20 degrees Inherent Filtration ssi e At least 0 8 mm Al equivalent at 50 kV X ray COVELALC olii 354 x 354 mm at SID 490 mm WEISEL approx yey vey eye 95 g Cooling method Oil immersed 60 Max and convection oil Maximum and Minimum Ratings These values must not be exceeded at any time Max Tube Voltage dollaro 70 kV Max Inverse Tube Voltage 80 kV Min Tube Voltage cri 50 Max Tube Current See tating Charts pria agata 19 mA Max Filament Current o 20 Filament Voltage At max filament current 2 den 2 9 to 4 0 V Thermal Characteristics Anode Heat Storage Capacity 7 kJ 10 KHU Max Anode Heat Dissipation Rate 210 W 300 HU s Cautions for the Toshiba D 082B Stationary Anode X ray Tube Since the X ray tube will emit x rays when it is energized with high voltage special knowledge is required to handle it The items below
12. limiting both the direct primary x ray beam and the secondary radiation produced by this beam design factors alone cannot prevent human carelessness negligence or lack of knowledge This apparatus is sold with the understanding that the user assumes sole responsibility for radiation safety and that Aseptico Inc its agent and representatives do not accept any responsibility for 1 Injury or danger to patient or other personnel from x ray exposure 2 Overexposure due to poor operating techniques or procedures 3 Equipment not properly serviced or maintained in accordance with this manual 4 Equipment which has been modified or tampered with in any way Page 4 Assembly 1 Remove the x ray tube head and control cone exposure cord and power cord from the carrying case Screw the cone on to the front of the tubehead Plug the exposure cord into the rear of the tubehead Plug the power cord into the rear of the tubehead Set up tripod Attach the assembled x ray unit to the stand NNN BI UN Check the line voltage and the voltage on the rating label 115 V type requires line voltage between 110 and 130 V 230 V type requires line voltage between 220 and 260 V These voltages must be with 15 ampere 12 three wire service if not the films may be light or show lack of sufficient penetration 8 Plug the power cord into the wall outlet The unit is now assembled and ready for testing Figure A Component Iden
13. tification 9 X ray tubehead and control 2 Mounting handle Dental cone Exposure cord 9 Power cord ARU 01S tripod Includes 510311 5 16 18 wing nut 510322 5 16 fender washer Vinyl carrying case Mil spec case with shock resistant foam insert Page 5 Page 6 Performance Verification The following tests must be conducted without fail before the ARU 01CF Command Air X Ray System can be used for radiology Fill out the checklist for these tests when installation of x ray unit is complete Line Voltage LV Indicator 1 1 LV Indicator Test Method Measure voltage of wall outlet and confirm that the following conditions are fulfilled Wall outlet voltage 130 125 V 260 250 V Green LED goes on when LV knob turns 1 click clockwise 125 120 V 250 240 V Green LED goes on when LV knob turns 2 clicks clockwise 120 115 V 240 230 V Green LED goes on when LV knob turns 3 clicks clockwise 115 110 V 230 220 V Green LED goes on when LV knob turns 4 clicks clockwise 110 105 V 220 210 V Green LED goes on when LV knob turns 5 clicks clockwise If the LV indicator needs adjustment 1 Remove the 4 screws on the cover 2 Adjust the potentiometer A See Figure B on the printed circuit board so that the green LED goes on at the above settings 3 Replace the cover and the 4 screws Figure B Pot
14. wise until the center green LED lights The green LED must be lit before each exposure 3 Radiology A After positioning the patient and adjusting the line voltage compensator set the electronic timer for the desired time The following technique chart can be used as a guide B Stand as far as possible from the x ray unit press the exposure switch to initiate the exposure and keep it pressed for the duration of the exposure During the exposure there will be an audible signal and the X ray light will illuminate on the unit C The timer will automatically recycle e g successive exposures can be made at the previously set time by merely pressing the exposure button D An exposure can be interrupted at any time by releasing the exposure button E When an exposure is terminated the X ray light goes out and the audible signal ends Line Voltage X Ray L E D L E D Green Yellow Line Voltage Selector Control THIS X RAY UNIT MAY BE DANGEROUS TO PATIENTS Power Cord Exposure Cord Receptacle Receptacle Operation Precautions 1 During exposure the operator must stand as far as possible from the patient being x rayed and should wear a lead apron or stand behind a lead shield 2 The operator must not stand in the primary x ray beam 3 The operator must wear a monitoring badge while operating this unit It should be on the collar not on an area covered by the lead apron 4 X ray exposure should be as short
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