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RTR-4 Operator’s Manual

System Operation

120300 Rev. D

SAIC Proprietary

4-7

Using the Subtract Images Command

Description

The

Subtract Images

command contrasts two identical-looking

images to see if there are any differences between them. Follow

this procedure to use the

Subtract Images

command.

Prerequisites

Verify the following prerequisites are completed before beginning

this procedure:

• The RTR-4 is configured in accordance with the applicable

setup procedures in the previous chapter.

• The Safety Keyswitch has been turned 90° clockwise.
• The RTR-4 imaging software has been properly configured and

is initiated and running.

Procedure RTR0007

Use the

Subtract Images

command as follow:

If equipped, turn the Controller Safety Keyswitch

90° counterclockwise to disable the source

STEP

ACTION

STEP

ACTION

Close all images currently open.

Verify the Default palette is selected.

Press the

key or click the

Contrast

Stretch

button on the toolbar. The

Contrast

Stretch

dialog box appears.

RTR0007a

RTR0007b

Содержание RTR-4

Страница 1: ...RTR 4 Portable Digital X Ray Imaging System Operator s Manual 120300 Rev D 15 February 2003...

Страница 2: ...its contents revealed in any manner to others without the express written permission of SAIC The recipient also agrees not to allow the use of this document by others without the express written conse...

Страница 3: ...the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a...

Страница 4: ...tem to which this declaration relates is in conformance with the applicable provisions of the following directives 73 23 EEC governing product safety 89 336 EEC governing electromagnetic compatibility...

Страница 5: ...ision B 28 February 2001 Wireless Option removed from Operator s Guide and transformed into a separate supplemental document Battery Charger chapter and CU 4 Modem chapter deleted C 20 October 2001 Mi...

Страница 6: ...tion 3 1 RTR 4 System Standard Wired Configuration Components 3 1 Portable Notebook Controller 3 2 Integrated Imager 3 3 XR200 X Ray Source 3 8 Interconnecting Cables 3 8 Transport Case 3 9 RTR 4 Stan...

Страница 7: ...ing an Image 4 25 Print an Image 4 25 Software Description 4 26 RTR 4 Functions 4 26 The Acquire Menu 4 27 The File Menu 4 31 The Display Menu 4 32 The Modify Menu 4 35 The Preferences Menu 4 39 The W...

Страница 8: ...odel Imagers 5 10 Introduction 5 10 Standard View Imager 5 10 Alternate X Ray Sources 5 12 Introduction 5 12 Miscellaneous Accessories 5 13 Introduction 5 13 Wireless Option Backpack 5 13 Notebook PC...

Страница 9: ...the equipment acquisition and processing of X ray images and some troubleshooting The information in this document is to be used only by technicians and operators who have been trained to use the RTR...

Страница 10: ...Follow the instructions in the Golden operator s manual for repair of the Golden Engineering XR200 X ray source or visit their website at http www goldenengineering com Acronyms and Abbreviations The...

Страница 11: ...al Authorization ROI Region Of Interest RTR Real Time Radiography SNR Signal to Noise Ratio tif Tagged Image Format a filename extension TLD Thermoluminescent Dosimeters Vac Volts alternating current...

Страница 12: ...Introduction RTR 4 Operator s Manual 1 4 SAIC Proprietary 120300 Rev D...

Страница 13: ...d Trained personnel only The RTR 4 should only be operated by technically qualified and trained personnel It is the responsibility of the RTR 4 user to ensure only trained personnel are permitted to c...

Страница 14: ...e the potential for electrical shock may exist while performing a specific task The X Ray Radiation hazard warning symbol is used whenever emitted x ray radiation may exceed background levels during a...

Страница 15: ...nel shall review and follow applicable regulations In order to meet the FCC RF safety regulations when using the wireless configuration personnel shall maintain a distance of at least 20cm 8in from th...

Страница 16: ...onmental conditions affect the safe operating conditions of the RTR 4 Maximum external voltage fluctuation of 10 Maximum altitude 2000m 6562ft Operating temperature range 5 C 41 F to 40 C 104 F Maximu...

Страница 17: ...ndard wired configuration and the standard wireless configuration only Alternate components are covered in later chapters Hardware Description RTR 4 System Standard Wired Configuration Components The...

Страница 18: ...rovided to connect the PC modem RJ45 connector to the RTR 4 system cable reel when the system is setup in the wired configuration A WiFi Network Interface Card NIC is provided for connecting in the wi...

Страница 19: ...ebook PC to ac power and provides 19Vdc to the PC for operation or internal battery charging Integrated Imager The Integrated Imager uses a compact solid state camera with a 20cm x 27cm 8 0in x 10 7in...

Страница 20: ...Orientation Indicator A triangle in one corner of the image target area is shown as a ball in a circle on the controller PC image and indicates the lower edge of the image This ball is free floating...

Страница 21: ...e adapter will charge the battery The Power On LED will indicate when the adapter is connected and the Battery Charge LED will indicate battery charge status Integrated Imager External Battery Charger...

Страница 22: ...FAILURE battery is too hot or too cold for safe charging The battery should be brought to operating temperature On steady Green Off Red FAILURE battery is physically damaged do not use discard batter...

Страница 23: ...mber when battery power is low Battery Charger LED Amber and flashing when testing battery Amber and on steady during battery charging Green and on steady when battery charging is complete Data Connec...

Страница 24: ...d with a fully charged battery However this will vary with temperature battery age and source condition Standard features include Tube life 100 000 pulses X ray Source Power Key and spare 14 4Vdc remo...

Страница 25: ...RTR 4 is protected during transport and storage by a rugged impact resistant plastic transport case with fitted foam inserts Key features are A single watertight crushproof foam lined case Dimensions...

Страница 26: ...4 Wireless operation complies with the Hazards of Electromagnetic Radiation to Ordnance HERO specifications This consideration is only relevant if the RTR 4 is being used with potentially explosive d...

Страница 27: ...rgy from the immediate area of the suspect package This cable connects from the radio module connector to the Imager at the receptacle located to the left of the radio module bulkhead connector Intern...

Страница 28: ...its projected image and the larger its features appear in the acquired image This can be used to magnify small features but will result in fuzzier edges Objects that are closer to the imager more clo...

Страница 29: ...moved from their transport cases All needed batteries have sufficient charge or have been recharged or replaced with new ones A cleared level workplace is available for setup and an appropriate exclus...

Страница 30: ...ling if needed and available 6 Connect the 30cm 1ft adapter cable between the controller and the 50m 164ft cable reel 7 If 110 220Vac power is to be used for imager power connect the supplied external...

Страница 31: ...ess configuration Prerequisites Verify the following prerequisites are completed before beginning this procedure The RTR 4 components have been removed from their transport cases All needed batteries...

Страница 32: ...d Ensure antennas are mated to the proper connector and correctly aligned before tightening Do not force antennas onto connectors Failure to comply may damage equipment 3 Attach ANT 1 and ANT 2 to the...

Страница 33: ...control panel 10 Turn on the Imager power switch 11 Using the key turn on the X ray source Verify that the X ray source s Exposure Selector display at the back of the X ray source handle is set to 99...

Страница 34: ...ing an X Ray Image Description Follow this procedure to X ray an object Prerequisites Verify the following prerequisites are completed before beginning this procedure The RTR 4 is fully configured in...

Страница 35: ...he number of pulses desired and the desired time delay 3 Press the Enter key or click on the Fire X Ray button The source fires and an image appears on the screen NOTE The X ray source fires and an im...

Страница 36: ...System Description Setup and Quick Start RTR 4 Operator s Manual 3 20 SAIC Proprietary 120300 Rev D...

Страница 37: ...ntenance Operating the RTR 4 Acquiring an X Ray Image Description Follow this procedure to X Ray an object Prerequisites Verify the following prerequisites are completed before beginning this procedur...

Страница 38: ...r of pulses desired and the desired time delay 3 Press the Enter key or click on the Fire X Ray button The source fires and an image appears on the screen in the Original buffer NOTE The X Ray source...

Страница 39: ...ollowing prerequisites are completed before beginning this procedure The RTR 4 is configured in accordance with the applicable setup procedure in the previous chapter The source and imager units are c...

Страница 40: ...usion zone is clear of all personnel Failure to comply may result in personnel injury 4 Click the Fire and Sum X Ray button After the source fires an image appears on the screen along with the Fire an...

Страница 41: ...nu 3 Verify the Multiple Originals command is disabled unchecked WARNING Excessive exposure to X Ray radiation is harmful Verify the exclusion zone is clear of all personnel Failure to comply may resu...

Страница 42: ...he status bar 9 Select Add Images from the Modify menu The images are added together and the result appears in the Modified buffer 10 To make the image more visible click the Auto Contrast button on t...

Страница 43: ...onfigured in accordance with the applicable setup procedures in the previous chapter The Safety Keyswitch has been turned 90 clockwise The RTR 4 imaging software has been properly configured and is in...

Страница 44: ...unknown image file The image appears in the Modified buffer 9 Press the F7 key to display the Original Buffer Original appears in the status bar 10 Select Subtract Images for the Modify menu The resul...

Страница 45: ...m for future reference Retrieving an Image Description Follow this procedure to open an image file from the images folder Prerequisites The RTR 4 imaging software has been properly configured and is l...

Страница 46: ...rocedure RTR0009 Obtain image information as follows Using Multiple Image Display Description It is often useful to present images next to each other for comparison purposes Follow this procedure to s...

Страница 47: ...ware has been properly configured and is loaded and running An image is displayed in the Original Buffer Procedure RTR 0011 Use the Grid Overlay feature as follows STEP ACTION 1 Select Multiple Origin...

Страница 48: ...al buffer Procedure RTR0012 Measure distance as follows NOTE Once selected the Grid Overlay remains in place until cleared Complete step 3 to clear the Grid Overlay 3 Select Grid Overlay from the Disp...

Страница 49: ...e RTR 4 imaging software has been properly configured and is loaded and running An image is displayed in the Original buffer Procedure RTR0013 Add lines and text to an image as follows STEP ACTION 1 T...

Страница 50: ...just the brightness darkness and contrast of an image Prerequisites Verify the following prerequisites are completed before beginning this procedure The RTR 4 imaging software has been properly config...

Страница 51: ...eft or right vertical blue bar will vary the brightness of the image Depending on the distribution of the density graph one may have more affect than the other The operator should try both until satis...

Страница 52: ...ttes Description The default palette is grayscale Some images are easier to interpret if color is used to show density differences Follow this procedure to select the color palette or an inverted pale...

Страница 53: ...nding the denser object These bright areas make it difficult to see the contents of the denser area Saturation Suppression changes the white pixels to black allowing better interpretation of detail in...

Страница 54: ...been properly configured and is loaded and running An image is displayed in the Original buffer Procedure RTR0018 Sharpen an image as follows STEP ACTION 1 Select Saturation Suppression from the Displ...

Страница 55: ...ed and is loaded and running An image is displayed in the Original buffer Procedure RTR0019 Smooth an image as follows 2 Or select Sharpen Fine Sharpen Moderate Sharpen Extreme from the Modify pull do...

Страница 56: ...nning An image is displayed in the Original buffer Procedure RTR0020 Reduce image noise as follows 2 Select one of the following commands Smooth Fine Smooth Moderate Smooth Extreme from the Modify pul...

Страница 57: ...his procedure The RTR 4 imaging software has been properly configured and is loaded and running An image is displayed in the Original buffer Procedure RTR0021 Edge detect an image as follows NOTE Nois...

Страница 58: ...aging software has been properly configured and is loaded and running An image is displayed in the Original buffer Procedure RTR0022 Emboss an image as follows NOTE Edge Detect may only be used a few...

Страница 59: ...re RTR0023 Use Histogram Equalize as follows Image Preservation The operator must be aware of the following regarding image preservation A newly acquired image is displayed in the Original buffer A ne...

Страница 60: ...e default C Images folder with a default file name Prerequisites Verify an unsaved image is present in the active buffer Procedure RTR0024 QuickSave an image as follows ORIGINAL BUFFER BUFFER ACQUIRE...

Страница 61: ...e as follows Print an Image Description Follow this procedure to print an image Prerequisites Verify the following prerequisites are completed before beginning this procedure STEP ACTION 1 Press the F...

Страница 62: ...atures and commands are listed and described in the following paragraphs RTR 4 Functions In most cases the RTR 4 commands can be accessed by The pull down menus listed in the Main Menu bar at the top...

Страница 63: ...image This information can then be retrieved viewed sorted by category and changed as needed to provide an accurate record of acquisitions and modifications and assist the user in locating and organi...

Страница 64: ...lected the system waits the number of seconds specified in the Delay Timer field then the X Ray source fires for the specified number of pulses and an image is acquired Sum Used to collect an initial...

Страница 65: ...t number of seconds Cancel may be selected to abort image acquisition at any point during the countdown Once the Delay Timer value has been changed it remains at the changed setting until the program...

Страница 66: ...image Be sure the Contrast Stretch is set to Default before starting so the image does not wash out prematurely Disable Acquire The Disable Acquire command is depicted by button at the end of the too...

Страница 67: ...F4 Select to store an image on the hard disk drive or a floppy disk under a user specified filename A dialog box is displayed on the screen select the desired location for the file and provide an appr...

Страница 68: ...in the Display menu do not alter the data in the image they merely change the way the data is presented Exit Alt X When selected the RTR 4 imaging application is shut down All unsaved images are disca...

Страница 69: ...of the objects The Inverted Rainbow option reverses the colors of the rainbow option Automatic Stretch F6 Select to adjust the brightness and contrast of the image automatically It selects settings th...

Страница 70: ...show a dialog box displaying the date and time that the selected image was acquired Also shows the serial number of the Control Unit used to capture the image the number of pulses used to acquire the...

Страница 71: ...n the Modified buffer If the modifications are not satisfactory press the F7 key to switch back to the Original buffer where the unmodified image may be changed in a different way If the displayed buf...

Страница 72: ...sshair Click at one corner of the area to be modified and drag to the opposite corner and click again The ROI toolbar then appears Click on the desired toolbar button to modify the selected area Annot...

Страница 73: ...lightly reduce the image resolution Fine slightly smooths noise edges and lines and is used for subtle adjustment Moderate smooths the image to a higher degree Extreme causes more smoothing for noisie...

Страница 74: ...and to add images together to discern objects within dense containers or housings This feature is useful when the highest pulse rate setting 99 provides a dim image This feature allows the user to add...

Страница 75: ...to make a nonlinear change to enhance subtle details in a different way than Auto Contrast It automatically adjusts the brightness of pixels to balance the number of pixels across the range of possibl...

Страница 76: ...P ACTION 1 Select the Preferences pull down menu located at the top of the Main Screen 2 The Preferences pull down menu appears 3 Multiple Originals Select this command to utilize more buffers than th...

Страница 77: ...s selection remains enabled after the RTR 4 imaging application is exited 9 Distance in Inches Select this command to display units in inches This selection remains enabled after the RTR 4 imaging app...

Страница 78: ...mand to be prompted immediately after each acquired image to save the image The Save As dialog box will appear 15 Overpulse Protection Use this command to select one of the following No overpulse prot...

Страница 79: ...ilable foreign languages may vary depending on the particular controller s OS 18 Enable Database Select this command to enable the database function and allow recording of ancillary data This option r...

Страница 80: ...al layout pattern The Multiple Originals option under the Preferences menu must be enabled in order for more than two images to be displayed Arrange Icons Selecting this command reorganizes icons for...

Страница 81: ...t COMMAND DESCRIPTION Help F10 When selected a help window containing the RTR 4 Operator Manual appears The first image is the index to chapters with hypertext links where the text is underlined Click...

Страница 82: ...mand are listed together The Esc key can be used to cancel any command request MENU COMMAND FUNCTION KEY TOOLBAR BUTTON Acquire F1 Quick Save F2 Open F3 Save As F4 Print Ctrl P n a Exit Alt X n a Zoom...

Страница 83: ...ev D SAIC Proprietary 4 47 Distance Measurement Ctrl D n a Switch Buffers F7 Undo Ctrl Z Redo Ctrl Y ROI Processing n a Sharpen Moderate F8 Smooth Moderate F9 Help F10 Acquire Disable n a Key Map Ctrl...

Страница 84: ...enabled by checking Enable Database on the Preferences menu When the Enable Database option is unchecked the software operates without the ability to append related data to displayed images When the...

Страница 85: ...y have many associated files appended to the image Incidents and their associated files can be exported to archive the data outside of the RTR 4 system Pre existing incident files can be imported to a...

Страница 86: ...the entries will create a new incident The incident name and description fields accept typed input from the operator The user and location fields will accept typed in data or the operator can select...

Страница 87: ...Proprietary 4 51 clicks on OK to save the image These values are provided by the system or the user specified defaults The user can specify the defaults for the Save Image Data dialog box by using th...

Страница 88: ...database with a sign by each incident name Clicking on this sign expands the entry showing the RTR 4 X ray images appended to that incident The appended files are displayed in a smaller window below...

Страница 89: ...or can enter search data for specific incidents and related data The query window provides the operator with several methods to locate specific incident information The operator can search on Incident...

Страница 90: ...e operator to change the entries for the Save Image Data dialog box This is the window that is displayed when saving an image Modify Associated Data The Modify Associated Data Screen allows the operat...

Страница 91: ...This allows the operator to save or combine incidents Selecting the Export option causes a query style window to appear The operator selects an incident by clicking on the box to the left of the incid...

Страница 92: ...nfiguration only Prerequisites There are no prerequisites for this procedure Procedure RTR0028 Shutdown and stow the RTR 4 as follows STEP ACTION 1 Exit the RTR 4 imaging software 2 At the Windows des...

Страница 93: ...mild detergent but care must be taken to prevent water from seeping inside any of 7 At the X ray source turn the keyswitch counterclockwise 90 to the off position 8b At the imager disconnect the comm...

Страница 94: ...ower source Batteries should be disconnected from the charging once they are fully charged Charging the Source Battery The source battery is charged on an external battery charger Remove the battery f...

Страница 95: ...ntegrated Imager unit Prerequisites Verify all power is off and the Imager is not connected to other RTR 4 components or to external power Procedure RTR0029 Replace the battery as follows STEP ACTION...

Страница 96: ...nal X Ray Receiver is turned off Procedure RTR0030 Replace the 9V battery as follows NOTE The battery compartment cover will not close properly if the battery was replaced facing the wrong way If cove...

Страница 97: ...al strength in the connection between the WiFi NIC and Integrated Imager radio module Follow this procedure to determine the set s signal to noise ratio SNR when deployed in the field Prerequisites En...

Страница 98: ...n the Windows desktop or select Programs Orinoco WaveMANAGER CLIENT from the Start menu A dialog box entitled WaveManager Client Status Functions appears For Windows XP OS Select Programs Orinoco Clie...

Страница 99: ...b The Windows 98 and Windows XP Operating System dialog boxes are slightly different but their functionality is identical 3 Select the Test Results tab to display a horizontal real time connectivity b...

Страница 100: ...ay a real time signal to noise ratio SNR figure and corresponding line graphs 5 Click the Cancel button on either the Test Results or Test History dialog boxes to exit the tests 6 Click the Close butt...

Страница 101: ...s manual This chapter consists of the following sections Previous Model Wireless Option Previous Model Controllers Previous Model Imagers Alternate X ray Sources Miscellaneous Accessories Previous Mod...

Страница 102: ...he Power Transceiver unit has three functions Provides power to the imager previously supplied by the controller in the CU 4 case or the external power supply in the notebook case Facilitates wireless...

Страница 103: ...have a red LED later versions have a green LED Radio frequency communications between the Imager and the Controller combined with the radio frequency communications with the X ray Source Receiver are...

Страница 104: ...ller Notebook Controller with Battery Box Standard CU 4 Components The standard CU 4 controller unit is a fully integrated computer comprised of the following components Pentium series processor Flat...

Страница 105: ...y switch B Color display C Battery charge indicator light D Hard drive LED indicates that the hard disk drive is in use E Power LED indicates that controller power is on F Standby LED indicates that t...

Страница 106: ...ceptacle for external DC power 9 5 to 28 Vdc F Serial Port COM1 for external mouse keypad X ray source control etc G External monitor connector AUX VGA for use with an external monitor to display imag...

Страница 107: ...er saving feature that darkens the computer screen if not used for two to four minutes Pressing the shift key or moving the mouse reactivates the screen from the power saver mode Do not press any othe...

Страница 108: ...rd line power source An optional external battery charger can charge optional spare batteries Fully recharging a discharged battery with an external charger takes about three hours A red LED on the CU...

Страница 109: ...ook controller has a Battery Box that is necessary to power the Standard View Imager and also routes communication and image data signals between the Imager and the Notebook Control Unit This unit hou...

Страница 110: ...ted with 9 pin plugs on either end One side connects to the Interlock Key Box and the other is plugged into the COM port on the rear panel of the Notebook Controller This connection is required so tha...

Страница 111: ...tline on the flat side of the Imager unit The X ray source unit should be positioned approximately 60 90cm 24 35in from the Imager with its beam centered on and perpendicular to the Imager face The tw...

Страница 112: ...y Source unit s beam to be properly centered on the screen Imager Unit with Elevated Source Alternate X Ray Sources Introduction The RTR 4 can currently be used with the following Golden Engineering X...

Страница 113: ...R 4 wireless option backpack provides a compact convenient way of moving and operating the RTR 4 Wireless Option configuration The backpack holds the following items the imager unit the X ray source u...

Страница 114: ...table lists and describes the optional accessories for the standard RTR 4 Notebook configuration ITEM DESCRIPTION Notebook Safety Lock An optional safety lock in a small box can be connected between t...

Страница 115: ...Safety 2 3 Grid Overlay 4 11 H Help menu 4 44 Histogram Equalize 4 23 I Icon toolbar 4 45 Image Data 4 50 Image information 4 10 Image preservation 4 23 Image Processing 4 9 Image saturation 4 17 Imag...

Страница 116: ...ge 4 25 Save Image Data 4 54 Save the image 4 51 Search data 4 53 Set Default Values 4 51 4 55 Setup wired configuration 3 13 Setup wireless configuration 3 15 Sharpen an image 4 18 Show multiple imag...

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