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1. sese 34 5 ABOUT THERMOGRAPHY eeeeeee eese teen thats enses tuse ta sensn sens enses tnn 35 5 1 Introduction to Thermography seen 35 5 2 oe deem RO Det edere 35 5 3 Finding the emissivity of an object 37 54 Ambient temperature E e n e ee ge P des 37 5 5 Atmospheric temperature humidity and 37 5 6 External optics transmission and temperature esee 38 5 7 Infrared spectral GE Lees 38 5 8 Units OPmeasUf eie ose ce e e E e elei eee eR RE 39 6 ABOUT THE PROGRAM eeeeeeee enses tn sensn seta tuse tasse tasto senses tuse ta sone n 40 6 1 Basic principles for ThermaCAM Researcher 40 6 2 Working with ThermaCAM Researcher eene 40 6 3 The list of current image files 42 6 4 Th mage directory ete trt Receipt 42 6 5 Session tese et 42 6 6 Program screen layout nennen 44 6 7 Shortcut KEYS ete teme deett i BAR eee iet cetus 49 Ts HOW Tose enitn eie eic eg sott es e 51 7 1 How to begin using a camera nere 51 7 2 How to connect and control the camera esee 32 7 2 1 The THV 500 Camera Control 7 2 2 The SC 1000 Camera Control eese 7 2 3 The THV 900 Camera Control 7 2 4 The 1000
2. 1 V Gaati irage dis rome Flee Pie STORES This dialog has two shapes depending on the camera used They are functionally the same Recordings are controlled by three conditions Start Record and Stop In this dialogue you can set these conditions as well as the base part Auto name of the file names and the directory where the recording shall be made If you select the Sequence file option images will be recorded to a single file which will reduce the number of files to handle and increase the recording speed The dotted button beside the current directory field leads to a directory browser Sequence recordings can start at Tool button e Atkey trig F5 e At HH MM SS Fill in a time within the next 24 hours like this 11 23 45 e External trig plus a specified delay for instance 00 00 05 Images can be stored either e At highest possible speed This means that no images will be displayed during the recording unless you select the Enable Image Presentation option That will however reduce the recording speed e At HH MM SS interval Example 00 05 30 e At key trig F5 This choice will disable the start or stop conditions e Every N th image 66 ThermaCAM Researcher 2001 Operating Manual e At external trig The recordings will stop when the stop condition is reached The following possibilities exist Tool but
3. e An optional Extension cable 194267 e The ThermaCAM Researcher CD ROM not shown including PC driver software Please make sure that the cables are connected in the right way The connectors are of the same type so you might make mistakes when connecting these cables That cannot however harm the hardware The computer side of the PC Card Interface has to be treated with care since it is quite vulnerable to damage 13 ThermaCAM Researcher 2001 Operating Manual Please read Installing the driver software for the PC Card interface on page 16 as well 2 3 System parts Thermovision 900 PC Card Interface Scanner Sc PC card f PC card cable 25m 194243 Scanner cable 2 5m Extension Cable may be connected at A or B If retainer bolts are modified Extension cable 7 5m Figure 3 Thermovision 900 PC Card Interface system parts e A PC Card Interface 900 194243 A PCMCIA standardised card with a cable that fits into the side of the Power Scanner box A Power Scanner 900 box 194 261 A Power Supply 500 900 unit 194 091 e An optional Extension cable 193424 e The ThermaCAM Researcher CD ROM not shown including PC driver software The computer side of the PC Card Interface has to be treated with care since it is quite vulnerable to damage Please read Installing the driver software for the PC Card interface on page 16 as well 14 ThermaCAM Researcher 2001
4. e The image replay rate can be set via the new 1 control on the play images toolbar See The play images tool bar on page 72 e Trig counts stored in the images are now displayed on the play images tool bar and in the result table They are also available as OLE links Plotting on stored trigs is also possible See The Replay Settings dialogue on page 73 and How to trigger ThermaCAM Researcher from outside on page 63 e Formulas be applied to analysis results An f x button has been added to the analysis tool bar See The Formula tool on page 84 e The IR image now has menus brought up by clicks on the right mouse button through which its settings can be changed The area symbol in focus will now highlight when the mouse cursor is moved in the IR 1mage e The mathematics that corrects for the effects of emissivity and atmospheric attenuation can now also handle external optics See External optics transmission and temperature on page 38 e For ThermaCAM SC 3000 cameras with a high speed option the image speed can be set from the camera control See ThermaCAM Researcher 2001 Operating Manual The THV 500 Camera Control on page 54 e Striped burst volumes can be moved between Windows 2000 computers See Windows 2000 striped volumes on page 29 1 3 Copyright by FLIR Systems AB 1997 2000 All rights reserved worldwide No parts of the software including source code may be reproduced transmitted transcri
5. Researcher 2001 Operating Manual 9 1 3 Embedding into other applications Create an embedded object e Start the application in which you want to embed ThermaCAM Researcher e Click where you want to embed ThermaCAM Researcher e Open the dialog where you insert objects It depends on the application how this dialogue is loaded In Excel and Word you click Object in the Insert menu Inthe Object Type box click ThermaCAM Researcher Session e Click OK Edit an embedded object Double click the ThermaCAM Researcher Session object to open it for editing The menus and toolbars in the application are replaced so that you can edit the embedded object in place 9 1 4 Automation By using OLE Automation it is possible to manipulate ThermaCAM Researcher from the outside You can instruct ThermaCAM Researcher to load images query it about temperatures etc This interface is available from many programming languages such as Visual Basic for applications VBA used in Excel VB script available in Windows 98 Me and 2000 and ordinary Visual Basic Some examples can be found in the Excel samples that are installed in the Example directory a subdirectory to that ThermaCAM Researcher installation directory A full Visual Basic project is included in the VBDemo directory of the CD ROM The on line help texts of ThermaCAM Researcher describe the OLE Automation commands in detail There are many books on the market that describe VBA
6. 45 ean eene 28 Striped volume e SRI ea eges 29 Style analysis 10018 rh ete re iie rhe E E E E 89 Subtract Sel Images dialogue enne TI Subtracting selected images eese eene teeth rennen ntes TI Subtraction settings dialogue sees eene nennen eene 78 System diagr tn eerte tener eet nee ee ennt aeree nas 11 13 14 15 22 23 T db 55 Temperature distib tions oot iier tec per aede 108 Temperature scale ERU eniti e itn iei te vieta 61 T hermography ose oe ou RR Ue RU PUn Utere teta e ipee 35 Threshold ierit lt tet RERO 110 Toolbars e H 45 Transferring an IR image to ThermaCAM 62 Transferring an IR image with 63 Transferring many image results with OLE eee 106 Transferring plot data using 105 Transferring single results With OLE eese 93 Transferring temperature distribution data using OLE esses 110 Transferring temperature profile date using OLE ow eee see 108 Transferring the result table with 94 Trig Count nente ot eS pre Hebe qe 63 74 130 ThermaCAM Researcher
7. Instead click on AROI in the plot table The line highlights If you click with right mouse button on the line a menu appears from which you can select Conditions This is the dialogue that will appear 103 ThermaCAM Researcher 2001 Operating Manual Plot Conditions Ed Start Now Plot Pause Log to file le imagesar01 OK Cancel Here you can control the way each result series is plotted Set a starting time a few minutes ahead and an interval of 20 seconds for both areas If you have connected an external trig you might use that start condition instead Press OK For more information about how to connect an external trig see How to trigger ThermaCAM Researcher from outside on page 63 If you check mark Log to file the results will be saved in a log file irp too in text format You can read such files back into the plot window for examination later if you like Use the remaining seconds until the plotting starts to clear the graph by clicking with the right mouse button on it and by selecting Clear from the menu When the starting time arrives the plotting will start and continue until you press the stop button again unless you had set some condition that causes the plot to stop earlier To inspect the plotted results place a cursor on the graph and read the results from the cursor column of the plot table Click with the right mouse button on the graph and select Curs
8. Power 500 900 194091 Max 6m 908618 194452 1028916 28VDC Figure 8 Thermovision 1000 parallel interface system parts e IC2 DIG16 frame grabber in the PC from Imaging Technology Inc in USA A PClI standardised card with a 44 pin DSUB cable that fits into the side of the Parallel Interface PI A standard RS 232 C cable that connects a serial port in the PC with the Parallel Interface e A Parallel Interface PI 1000 box 194 615 e A Power Supply 500 900 unit 194 091 e A Thermovision 1000 Power Supply 28 VDC The ThermaCAM Researcher CD ROM not shown including PC driver software e desktop computer with two striped SCSI disk for image storage Please read Installing the driver software for the IC2 DIG16 on page 30 as well 24 ThermaCAM Researcher 2001 Operating Manual 3 5 The parallel interface PI 2 v p di 4 E 4 There are two green LED s 6 between the RS232 connector 5 and the RS422 connector 7 When power is applied to the parallel interface the bottom LED will flash for approximately 15 20 seconds indicating a boot phase The parallel interface is ready when the bottom LED stops flashing If the flashing continues a boot error has occurred The top LED will start flashing camera frame frequency divided by 8 when it detects an input signal on either Camera 900 or Camera 500 connector If an input signal is detected on both connectors then the Camera
9. Researcher 2001 Operating Manual Wait state The number of clock cycles that the processor in a PC will wait before proceeding with the next operation towards a memory or Input Output device 125 ThermaCAM Researcher 2001 Operating Manual 11 Index e ettet rie UE RE e EPI Ce EE er ee RD 93 117 A Add open images to 5 5510 70 Ambient temperature oom eerie teorie rene ero 37 60 Analysis tools et erp o Ped Pre PE te per 48 80 tete obe 83 ATCA TA iata s 83 Area polygon RE Hee aus athens 83 Atmospheric temperature sese 37 60 Autor Adjust inerte eee er p ehe tirer e reris 61 Auto shutter t recep et dece e P yates ce eR Ried 55 AUtOmation ret ee retro Rr gebe ERR erre E e ie erri is 115 Autospan SC 1000 epe etre een E 56 avi from selected IMAgES sssini een ea E teen nennen eene enne 75 B Background temperatures Set Ute te e SEE iie 37 Bitmap eate te tetendit oen uen Ue I icto io I 96 Bmp 1rom selected Images tiet ote n n ttn Us 75 Burst Yecordig uec oue Uo RU ERU RU ER TRA 67 C Camera Control panel 5 tote RES ERE RE 52 Camera Information dialogue sees eee 52 i5
10. accident or abnormal conditions of operation Expandable parts are excluded from the warranty In the event of a defect in a product covered by this warranty the product shall not be further used in order to prevent additional damage The purchaser shall promptly report any defect to FLIR Systems or this warranty will not apply FLIR Systems will at its option repair or replace any such defective product without charge if it upon inspection proves to be defective in material or ThermaCAM Researcher 2001 Operating Manual workmanship and provided that it is returned to FLIR Systems within the said one year period FLIR Systems has no other obligation or liability for defects than above set forth No other warranty is expressed or implied FLIR Systems specifically disclaims the implied warranties of merchantability and fitness for a particular purpose FLIR Systems shall not be liable for any direct indirect special incidental or consequential loss or damage whether based on contract tort or any other legal theory 1 5 Quality assurance The Quality Management System under which these products are developed and manufactured has been certified in accordance with the standard for ISO 9001 1 6 Trademarks AGEMA and ThermaCAM are trademarks and Thermovision is a registered trademark of FLIR Systems Microsoft and MS DOS are registered trademarks and Windows is a trademark of Microsoft Corporation MATLAB
11. Press Next e Select the NTFS file system for the new volume Press Next e Check that the information on the last dialogue is correct Press Finish The formatting of the new volume will now begin Importing striped volumes in Windows 2000 e To import a volume striped on one Windows 2000 computer into another Windows 2000 computer click on Start Settings and Control Panel Double click on the Administrative Tools and Computer Management icons e When the Computer Management window has started click on Storage and Disk Management in the left view The two SCSI disks will now appear as foreign disks each one with a separate number normally Disk 1 and Disk 2 If other numbers appear please use them instead e Click with the right mouse button on the text Foreign below the text Disk 1 Select Import foreign disks from the menu Mark the right two SCSI disks in the dialogue that appears Click OK e On the next dialogue select an appropriate drive letter and click OK 29 ThermaCAM Researcher 2001 Operating Manual 3 9 Installing the driver software for the IC2 DIG16 Note When you start to use the IC2 DIGI16 card after having installed these drivers it may happen that the computer does reprogram the prom of the IC2 DIG16 card and order you to restart the computer immediately That is part of the normal installation routine for this card and nothing to worry about unless it happens more than once You will h
12. 2001 Operating Manual Troubleshooting oneen nenia ap E E E Ss 19 31 59 115 U Units dialogue a E e quie hy 95 Wnts OF Teasute 5o etre EE E T A ed MALE nts Ede 39 Units distance sx ueteri e eee Ga ect e t ER dine 94 Units temperature inei t rer 94 W Warranty ME 9 NB Az aii ice hi eit ety iet qu tree RS 68 106 Working with ThermaCAM Researcher esesseeseeeeneneneeeeee 40 Z ZOOM HERE E ORE PER rires 62 131 ThermaCAM Researcher 2001 Operating Manual 132 USA Portland USA Billerica 141 33 97 97 1 503 684 3207 1 978 901 8887 46 0 8 755 07 52 33 0 1 47 36 18 32 49 0 6995 0090 40 39 0 2 39005185 44 0 1732 220014 November 17th 2000
13. 3 or higher and Windows 2000 operating systems In Windows 95 98 ME due to file system limitations you cannot get full burst recording rate for the cameras In Windows NT 4 2000 full burst rate recording of the cameras is only available when the target disk is equipped with a striped NT file system NTFS Images can be stored on PC Card hard disks Windows NT 4 0 will not allow you to insert or remove such disks at will To access them you will have to restart the computer Unicore Software Inc www unicore com and SystemSoft Corporation www systemsoft com have released software packages CardWare CardWizard which add PC Card hot swapping functionality to Windows NT 4 0 If you intend to use the PC Card Interface on NT 4 you have to install CardWare 6 00 007 or higher from Unicore 3 7 PC recommendations To get a reasonably high performance you should have a Pentium desktop computer with a clock rate of 200 MHz or more To achieve burst recording it should have an internal or external SCSI striped disk set with the NT file system NTFS The manufacturer of the IC PCI frame grabber card does not recommend computers marketed for home use from Packard Bell Compaq and Acer Our recommendation is to set the Colour palette to 256 Colours True Colour gives a lower frame rate but better colour fidelity 27 ThermaCAM Researcher 2001 Operating Manual 3 8 Creating stripe sets and formatting NTFS disks in Windows Th
14. 900 input has priority The Parallel Interface is equipped with a trig input connector DSUB 9 Male which can be configured by modifying jumpers on the interface circuit board The trig inputs are not debounced The easiest way to test the TTL trig input is simply to ground the TTL input pin which will create at least one negative flank and a trig signal 25 ThermaCAM Researcher 2001 Operating Manual Top view of the parallel interface circuit board default setting per P8 1 Trig type P8 2 Trig slope ON i OFF Pin description for the TRIG connector Pin Name Direction Description 1 OPTO Input OPTO isolated trig input Threshold 0 1 mA at 1 4 V gt 10 us duration 1 5 mA at 5V 15 mA at 24V Max 24 V cont Used together with pin 6 2 TTL Input TTL trig input Threshold 1 2 V gt 1 us duration Max 24 V cont 12 mA 3 VSYNC Output TTL synch output Pulse on first image pixel to frame grabber 0 5V max 5 mA Pulse width 62 5 ns THV 500 or 125 ns THV 900 4 EXSYNCB Output TTL buffered synch signal from THV 900 scanner 0 5V max 5 mA 5 EXSYNC In Output Synch signal to from THV 900 scanner 6 OPTO Input OPTO return 7 GND Ground for TTL signals 8 GND Ground for TTL signals 9 RESERVED 26 ThermaCAM Researcher 2001 Operating Manual 3 6 Software limitations The frame grabber configuration works on Windows 95 OS R1 Windows 98 Windows NT 4 0 with service pack
15. Alt F4 Stop playing Play forwards Step backwards Step forwards Fast backwards Stop Fast forwards Set selection end within sequence Set selection start within sequence Changes min scale temperature Changes max scale temperature Image recording keyboard trig Freeze Unfreeze image Camera focus Exit All shortcuts do not work in OLE embedded mode 50 ThermaCAM Researcher 2001 Operating Manual 7 How to 7 1 How to begin using a camera We recommend that you connect the cables insert the PC Card Interface or power up the parallel interface and start the camera before starting the ThermaCAM Researcher program The computer may play a little tune often a double beep when the PC Card is inserted or removed The first time you run ThermaCAM Researcher you will have to indicate which type of camera you have got and how it is connected physically This dialogue automatically shows up Select camera Ea m Type of connection Port selection COM1 Be Aut ip ICPCI Frame Grabber M 53 C None r Type of camera ThermaCAM SC 2000 and similar models C ThermaCAM SC 3000 and similar models Em ThemaCAM SC 1000 le C Themovision 900 Thermovision 1000 Cancel You do have to bring up this dialogue yourself from the Camera menu if you want to change the selected camera type or connection When you are using the ICPCI frame grabber you mus
16. Camera Control eese eee 58 7 2 5 About connection eene 59 7 3 How to display IR image een 60 7 3 1 Obtaining a good IR image esee 60 7 3 2 Transferring an IR image to ThermaCAM Reporter eese 62 7 3 3 Transferring an IR image with 65 7 4 How to trigger ThermaCAM Researcher from outside 63 73 How to record IR images eese 64 7 5 1 The Recording tool bar 64 7 3 2 The Recording Conditions dialogue eee 65 7 5 3 Full burst recording of images eese eret 67 7 5 4 OLE Automation recording of images eene 68 7 6 How to play back images seen enne 68 7 6 1 The open images dialogue eerte 69 ThermaCAM Researcher 2001 Operating Manual 7 6 2 The play images tool bar esee eee 72 7 6 3 The Replay Settings dialogue esee 73 77 How to edit convert sequences 74 7 7 1 Removing Copying all selected images seen 74 7 7 2 Removing Copying some selected images eere 74 7 7 3 Avi Bmp Matlab FPF files from selected images 7 7 4 Subtracting selected images eese 77 7 8 How to make single image measurements 80 7 8 1 The isotherm tool esee 81 7 8 2 The spot meter tool 7 8
17. How to study temperature distributions sseseeeeeen 108 How to study temperature profiles sese 107 How to trigger ThermaCAM Researcher from outside sss 63 Humidity ses e ete tUe Reed Ere cubes rere SG 37 60 I Image directoEy ee e m HR rr en dhe E A het aden 42 Image directory tool bar etre terere iege 48 Tima se Lists ooi rm EP E WO e ERROR DERE 42 Image Settings dialogue analysis eese 90 Image Settings dialogue image essent 62 Image Settings dialogue object parameters sse 60 Image Settings dialogue units eese nennen enne 94 Imagespeed AU ERGO 54 67 Image types ico eee E eU aee ade PET vt 68 Images FLIR Public format iter 97 Images Matlab nete t eee rie HR tete re ette 96 Images studying parts rmt ere ehe ebrei 100 Images studying whole sese 96 Inheriting analysis tools from cameras sseeeeeeeeeeeeee 95 Installation ee Ite ede a Re pee 33 Internal Image Correction sess nenne 54 Introduction thie toda ets wes Re EEUU E Hs 7 IR eee le die ate te Ha eae ia 35 TsOtherin Renee eek He hel ee 81 K Keys S hOFtCUtS s cn terea eee Bote ict d be o lite toe ine 49 L Label analysis 5 RR RERUMS 62 90 License number stig E he RIPE ICE RR en EIE 33 5n rcc EE 84 Ibn Em 114 116 117 D 53 64 Logging me
18. Manual 2 10 Troubleshooting the PC Card installation Problems with the PC Card Interface and its installation don t always show up immediately You might not notice them until you try to get a live image from the camera Our experience is that hardware installations do not always run smoothly A number of detailed suggestions on how to overcome known difficulties are available in an InstHints document on the ThermaCAM Researcher CD ROM To work properly the PC Card Interface configuration needs e Acorrect of camera and Type of connection setting in the Select Camera dialogue e One of the fixed I O space range 3f8 3ff 2f8 2ff 3e8 3ef or 2e8 2ef e Interrupt request IRQ 3 4 5 7 9 10 11 12 or 15 An ISA type interrupt is required even for PCI bus adapters e AAKByte window in the computer memory e fix addresses 380 to 387 in the computer I O space e CardWare 6 00 007 or higher on Windows NT 4 0 installed by an administrator e Software for the three device drivers in Windows 95 98 ME 2000 just one on Windows NT 4 0 e successful installation of ThermaCAM Researcher e functional PC Internal Card Reader on an ISA or PCI bus e functional PC Card Interface e Reliable cables and electrical connections e A camera equipped with digital output The most frequent difficulties occur on laptop computers with lots of fancy equipment that occupy the scarce computer re
19. OLE LOS 7 11 How to study temperature distributions 108 7 11 1 Obtaining a histogram eese 108 7 11 2 Using a threshold ong n eene 110 7 11 3 Transferring temperature distribution data using OLE 110 8 MENU COMMANDS eee esee eene estesa tn atn tn seta tuse ta 111 8 1 The File menu 8 2 The Edit menu 8 3 The View menu 8 4 The Camera menu 8 5 The Image menu ThermaCAM Researcher 2001 Operating Manual 8 6 The Recording menu sese nennen 8 7 The Help meni 2 rte OH He ene Bes 8 8 The Play Images toolbar menu essere 8 9 The IR Image window menus eere 8 10 The Results table window menu 8 11 The Profile window menu 8 12 The Histogram window 8 13 The Plot window menu esee nennen nennen 9 OLE TRICKS AND 9 1 OLE it brif rer 9 1 1 Copying information to other applications 9 1 2 Linking into other applications 9 1 3 Embedding into other applications 9 1 4 Automation 9 2 OLE caveats 9 2 1 Colours e eH tt eset 9 2 2 Incorrect aspect ratio eese 9 2 3 Links will not work for an embedded object 9 2 4 Multi
20. Operating Manual 2 4 System parts Thermovision 1000 PC Card Interface 194077 7 5m PC card 193930 28VDC PC card cable 2 5m Figure 4 Thermovision 1000 PC Card Interface system parts APC Card Interface 1000 193930 A PCMCIA standardised card with a cable that fits to the Thermovision 1000 scanner e The ThermaCAM Researcher CD ROM not shown including PC driver software The computer side of the PC Card Interface has to be treated with care since it is quite vulnerable to damage Please read Installing the driver software for the PC Card interface on page 16 as well 2 5 Hardware limitations Due to hardware and software driver limitations only one PC Card Interface 500 900 1000 can be inserted and functional at the same time If you try to insert a second PC Card Interface a hardware resource conflict will occur and the second card will not be configured correctly which is indicated with a single low pitch beep 2 6 Software limitations The PC Card Interface configuration works on Windows 95 Windows 98 Windows Millennium Windows NT 4 0 with service pack 3 or higher and Windows 2000 You might need a service pack on Windows 2000 to get your PC Card Adapter to work properly 15 ThermaCAM Researcher 2001 Operating Manual 2 7 PC recommendations To get a reasonably high performance you should have a Pentium desktop or laptop computer with a clock rate of 200 MHz or more It should also h
21. Set selection end Start is always to the left of end The slider will highlight the selected area within the sequence with a blue colour The following functions exist on the recording tool bar ftest0001 IMG button Highest amp rea button tt e Name of the next image to be recorded e Start button e Start condition field e Record one image button e Recording condition field e Pause button e Stop button 47 ThermaCAM Researcher 2001 Operating Manual e Stop recording condition field e Bring up the recording conditions dialogue window e Replay the recorded sequence in a separate copy of ThermaCAM Researcher The following functions exist on the image directory tool bar C Program Files irwinressimages e e The image directory You edit this field to change it e Browse existing directories The following analysis tools exist amp o o 2 f e Spot meter e Flying spot meter Uses the mouse cursor Line with cursor e Box area e Circle area e Polygon area e Isotherm above below interval e Formulas e Removal tool The following functions exist on the scaling tool bar E NE me Scale max temperature field Editable e Scale min temperature field Editable e Current measurement unit indicator e Slider for the scale max and min temperature Drag with mouse Min is to the left e Automatic adjustment of t
22. a laptop 40 ThermaCAM Researcher 2001 Operating Manual At the site the user would set up the camera connect it to the computer and start recording Some users will record images lots of images and go back home in order to study them Others will immediately make measurements and simply record a few values on paper or in a spreadsheet and forget about the images on which they are based Some users are satisfied with the temperature measurements as such others want mathematical functions of temperature or to correlate the measurements to something else like pressure or vibration or the incidence of some event Being careful when setting up the camera will normally improve the measurement results This could mean measuring the object parameters carefully avoiding creating images containing reflections from strong heat or cold sources in the neighbourhood using a spectral IR filter which is appropriate for the application and so on Before studying the recorded images one has to pick out and examine the really interesting ones Then one normally finds that something has to be done to them before the actual analysis begins The emissivity factor might be wrong or the temperature scale limits or the analysis tool is missing or whatever The images recorded by ThermaCAM Researcher do not contain any analysis it has to be added on In this preparatory step the user will scan through all the images noting the interesting o
23. and line The results produced by these tools can be displayed within the IR image in the profile window in the histogram window in the result table window or in the plot window Formulas can be applied to the results The program uses a set of predefined screen layouts one for each type of work that you could have in mind You can also extract information from ThermaCAM Researcher by using OLE which is an automatic way of transferring information between programs running under MS Windows to bring the information into for example Excel or Word The IR image can be transferred in the same way Images can also be transferred to ThermaCAM Reporter for analysis and report generation The clipboard functions copy and paste are used for this purpose Several copies of ThermaCAM Researcher can run at the same time but only one at a time can be connected to the camera interface 6 2 Working with ThermaCAM Researcher A typical user of the PC Card Interface configuration of ThermaCAM Researcher would probably install it both on a laptop computer which easily can be brought along to the site where the data is to be collected and on a stationary computer connected to a network with printers and disks on it A typical user of the Parallel Interface configuration of ThermaCAM Researcher would install it on a fast desktop computer which permanently is located at the site of some important experiment The Parallel interface cannot be installed on
24. are two methods in OLE for storing items inside a compound document when those items were created in another application An embedded item is stored as part of the compound document that contains it A linked item stores its data in a separate file OLE Automation A way to manipulate an application s objects from outside the application OLE Automation is typically used to create applications that expose objects to programming tools and macro languages to create and manipulate one application s objects from another application or to create tools for accessing and manipulating objects OLE Automation object An object that represents some of the data and functionality of an application It can be changed by other applications using OLE Automation via Properties and Methods An application that exposes its OLE Automation objects is called an OLE server application The application that accesses the object is called the OLE Controller application OLE Container application An application that can incorporate embedded or linked items into its own documents The documents managed by a container application are able to store and display OLE Visual Editing items as well as data created by the application 122 ThermaCAM Researcher 2001 Operating Manual itself A container application allows users to insert new items or edit existing items See also OLE server application OLE Controller application An application that c
25. can affect the directory listing You could for instance change img to t img to list files beginning with the letter t Press OK or the Enter key once to refresh the list afterwards If you select the View Thumbnails option the layout of the right half of the dialog will change drastically 70 ThermaCAM Researcher 2001 Operating Manual BAE146 IMG EXH PIPE IMG HOUSES Image files CAT IMG HELICOPT IMG gt v Thumbnails Show name Fa Show date C Show time The list of files will become a list of images instead The images with a blue frame are the highlighted ones The images are always displayed with the iron palette and with their own scale object parameter analysis and zoom settings As you can see some of these images contain box area tools Using the three radio buttons below the images you have the option of displaying the date or time instead of the image names The buttons in the middle of the dialogue manipulate the names of the list to the left The lt lt Add button will copy all highlighted file names from the right list to the left one The Clear All button will clear the left list The Deselect button will remove highlighted items in the left list If no items are highlighted nothing is removed The image files are not deleted from disk by this operation only their names in the list The Sort selection will rearrange the names in the left list They become sorted in alphabetical orde
26. disk 1 and disk 2 should now be highlighted Open the Tools menu select Format On the dialogue change the File System selection to NTFS mark Quick Format and click on the Start button On the Format dialogue click on the OK button When the disks are formatted select Close Leave the Disk Administrator 28 ThermaCAM Researcher 2001 Operating Manual 3 8 2 Windows 2000 striped volumes Creating and formatting striped volumes in Windows 2000 e Click on Start Settings Control Panel Double click on the Administrative Tools and Computer Management icons e When the Computer Management window has started click on Storage and Disk Management in the left view The two SCSI disks will now appear as basic disks each one with a separate drive letter and a separate number normally Disk 1 and Disk 2 If other numbers appear please use them instead in the description below e Click with the right mouse button on the text Basic below the text Disk 1 Select Upgrade to dynamic disk from the menu Mark the proper two SCSI disks in the dialogue that appears Click OK e From the same menu for Disk 1 select Create Volume If the entry isn t active you may have to select Delete Volume first e Press Next to skip the Welcome dialogue In the next dialogue that appears select Striped Volume as the volume type Press Next e Select the other SCSI disk and press Add Press Next e Assign a drive letter to the striped volume
27. is a registered trademark of The MathWorks Inc 10 ThermaCAM Researcher 2001 Operating Manual 2 PC Card Interface configuration 2 1 System parts ThermaCAM SC PC Card Interface This configuration is used for the following camera models Thermovision 550 Thermovision 570 AGEMA 550 AGEMA 570 ThermoVision Alert ThermaCAM SC 500 ThermaCAM SC 2000 and ThermaCAM SC 3000 Note It is not used for ThermaCAM SC 1000 Power 500 900 194257 Extension Cable 194267 The extension cable may be 10m connected at A or B Figure 1 ThermaCAM SC PC Card Interface system parts e BreakOut Box 194 257 e Card Interface 500 194 240 A PCMCIA standardised card with cable that fits into the Remote connector on the BreakOut Box A Power Supply 500 900 194 091 A ThermaCAM 5xx battery pack can also be used e An optional Extension cable e The ThermaCAM Researcher CD ROM not shown including PC driver software 11 ThermaCAM Researcher 2001 Operating Manual Note For ThermaCAM SC 3000 the BreakOut Box can be omitted Instead connect the power supply cable to the Power inlet of the camera and plug the PC Card Interface into the Data connector of the camera like this 194091 PC card cable 2 5m Figure 1a ThermaCAM SC 3000 Alternative configuration Please make sure that the cables are connected in the right way The connectors are of the same type so you mi
28. of the analysis tools can be displayed in the histogram profile plot or result table window 44 ThermaCAM Researcher 2001 Operating Manual The main layout of the program is pretty much like any other Windows program On the top line of the program window there is a title containing a session name the image directory and the three buttons minimise maximise and close from left to right The same functions are available on the right mouse button menu of the top line Below the top line there is a set of drop down menus by which you can select functions related to session image filing File the Clipboard Edit the screen layout View the camera Camera the display and analysis of the image Image and the recording playback of images Recording There is also a large number of toolbar buttons There are tool buttons for almost every function of the program Every tool button has a short yellow description that will pop up if you hold the mouse cursor still for a while on top of it The tool bars are normally docked to the borders of the program window but can be undocked and placed anywhere on the screen Just double click on them There is also a floating camera control panel that can not be docked to the program window Use it to change the camera measurement range and affect how the live image is generated At the bottom of the program window on the status line a more detailed description of the menu items and tool
29. pin printer port Pin 10 Trig Input Open circuit high 2 4 V to 5 V Transition High gt low strig Pin 22 Ground Closing 10 22 trig The LPT1 port is normally associated with the physical hexadecimal address 378 and the LPT2 port is associated with address 278 The camera control assumes that this is the case Check your parallel port configuration in the Control Panel System icon to find out the physical address associated with the parallel port 7 5 How to record IR images You can only record images that come from the camera interface The currently active measurement tools are not recorded with the images but the current scale and object parameters are You have to push the camera button in order to get live images or select Show Camera Image from the Camera menu or press Ctrl L on the keyboard 7 5 1 The Recording tool bar When the camera becomes the image source the following tool bar is displayed ftest0001 IMG button FR rea button tt It is primarily associated with recording sequences of image files but can also be used to record single image files The leftmost field shows the name of the file that will be stored next The name consists of a base part TEST to which a sequence number is added 0001 and extension is appended IMG or SEQ The base part is a text string which you can change in the Recording Conditions dialogue 64 ThermaCAM
30. selected ones however To make a subtraction select Subtract Sel Images from the Recording menu Subtract Selected Image Files E E Source Image Reference Image Oden vol3 wi Sequences 20001 SEQ Pull to preview 0 0 Offset Qutput Image Scale 20d C 20d C Subtract SEQ 125 Save output Settings 77 ThermaCAM Researcher 2001 Operating Manual On the dialogue shown you can see most of the settings of the subtraction function and also preview the subtraction by slowly pulling the slider No images will be saved on disk until you press the Save output button The Source Images shown in the upper left corner are the ones you selected before starting the subtraction The Reference Image is displayed in the upper right corner and the resulting image in the bottom left Please press Settings to view the settings dialogue The first tab contains settings for the actual subtraction algorithm You can invert the result force a particular output scale and apply an offset in case your images were taken under very different atmospheric conditions 78 Version imei Pubirackon Resens Source kasgel Ihipa ral Appl ciun m foo U iphar dima twee ThermaCAM Researcher 2001 Operating Manual The second tab contains settings a
31. shown including PC driver software A desktop computer with two striped SCSI disk for image storage Please read Installing the driver software for the IC2 DIG16 on page 30 as well 21 ThermaCAM Researcher 2001 Operating Manual 3 2 System parts ThermaCAM SC 1000 Parallel Interface Thi s configuration is used only for one camera model ThermaCAM SC 1000 Max Qe ms oy Optional ext trig UOplional ext trig _ D M 15824 200 A 194441 k pi 500 Camera cable 2 5m m 9 Fig 500 194450 500 900 E UR p Extension Cable 10m 194267 908618 18m 194452 1 8m 194091 RS422 IC2dig16 Power 500 90 ure 6 ThermaCAM SC 1000 parallel interface system parts A SC 1000 Digital Interface Box 15824 200 with cables that connect to the battery connector digital output connector and remote connector of the SC 1000 IC2 DIG16 frame grabber in the PC from Imaging Technology Inc in USA A PCI standardised card with a 44 pin DSUB cable that fits into the side of the Parallel Interface PI A standard RS 232 C cable that connects a serial port in the PC with the Parallel Interface A Parallel Interface PI 500 900 box 194 441 Camera cable 500 194 450 A Power Supply 500 900 unit 194 091 An optional Extension cable 194 267 The ThermaCAM Researcher CD ROM not shown including PC driver software A desktop computer with t
32. tab The image tab shows IR image data From the settings dialogue select a set of data to be shown 7 8 11 Interpretation of gt lt values Sometimes when you accidentally make measurements almost outside the calibrated range of a camera or when you enter extreme object parameters you will get s in front of or replacing the desired values You may also get gt or lt characters in front of the values In all these cases you are out of range 7 8 12 Transferring single results with OLE If you want to see result values not shown on the IR image or to process the values in other programs then you should use OLE First you press this tool button or select Copy value from the Edit menu 93 ThermaCAM Researcher 2001 Operating Manual This will bring up the Copy Value dialogue window Copy value x Object Value IR image IR object parameters Text comment Temperature diff Emissivity Object distance X position Y position Object number Cancel Then click in the left column on the appropriate type of object and fill in the ordinal number in the text box below SPO1 corresponds to spot object 1 Click in the right column on the desired value Press Copy and this value can now be copied or even linked into other applications 7 8 13 Transferring the result table with OLE Click inside the result table window with the right hand mouse button and select Copy In the receiving application
33. the Windows Explorer onto a ThermaCAM Researcher window Finally you can use the Open Images function to put together a new selection of images or change an existing one Let us examine that last method a little 7 6 1 The open images dialogue You start the dialogue with this tool button or by pressing Ctrl I keys or by the File and Image menus 69 ThermaCAM Researcher 2001 Operating Manual It will bring up the following dialogue window Open Images x m Image directory ie Selection Image files EXH_PIPE IMG BAE146 IMG HELICOPT IMG CAT IMG EXH PIPE IMG HELICOPT IMG HOUSES IMG ISOLATOR IMG LAMP HAL IMG LAMP SHL IMG OIL IMG PCB IMG PUMP IMG SUN_CELLIMG Clear all Bess Deselect Sort b View Thumbnails OK File name img seq ana tif Cancel Files of type A image files img seq an The top field of this dialogue permits you to edit the name of the directory where the images are stored Press OK or the Enter key once after editing this text in order to refresh the dialogue The dotted button leads to a directory browser The left half of the dialogue shows the list of images currently in use by this session The right half of the dialogue shows a list of image file names in the image directory All the files in this list are highlighted by default There is a file name filter field by which you
34. the structure of a set of files Distance The distance between the front of the lens of the camera and the thing being depicted 119 ThermaCAM Researcher 2001 Operating Manual Docking Tool bars can be docked i e be attached to the borders of the main window following it as it is moved or resized You double click with the left mouse button on the tool bar to release the docking The freely floating toolbar then created can be made to dock again by another double click with the mouse Embedded item Or embedded object A type of compound document item in which all the information needed to manage the item is stored in the container document but which is created and edited by an OLE server application Embedded items can be edited or activated in place See also linked item and in place activation Emissivity A number between 0 and 1 describing the amount of radiation emitted from a body compared to if it was a perfect blackbody Estimated transmission The program will attempt to compute the transmission of the atmosphere based on facts about its temperature humidity and the distance to the body being studied This value is used in compensating for the effects of the atmosphere on the radiation passing through If you are able to obtain a better value you can set this parameter to that value thus improving the compensation Set it to 0 to make the program use the computed transmission External Optics An IR tran
35. you click with the right mouse button on the IR image If you happen to click near an analysis symbol you will get a menu for that symbol If you click anywhere else on the IR image you will get a menu with some of the commands from the IR menu You can read about this in The open images dialogue page 69 Obtaining a good IR image page 60 Measurement output and units page 94 Studying whole images page 96 Removal of analysis tools page 89 Studying parts of images page 100 and Emissivity calculation page 91 8 10 The Results table window menu This menu pops up when you click with the right mouse button on the Results table window It contains settings for the Results table The result table is described in The result table window page 91 112 ThermaCAM Researcher 2001 Operating Manual 8 11 The Profile window menu This menu pops up when you click with the right mouse button on the Profile window It contains settings for the Profile window The profile is described in How to study temperature profiles page 107 8 12 The Histogram window menu This menu pops up when you click with the right mouse button on the Histogram window It contains settings for the Histogram window The histogram is described in How to study temperature distributions page 108 8 13 The Plot window menu This menu pops up when you click with the right mouse button on the Plot window It contains settings for the Plot window Plot
36. 2 c LEER 107 Program basic principles eee episecetie cete epe iet 40 Q Quality assurance Diet ea oe REESE pee 10 R Radiance formula ente onm mt PR AFER UTR 88 Recommendations of PO rer tr ee a erret 16 27 Recording conditions dialogue 66 Recording tool bar euet e Te 47 64 Reduce part Of sequence 74 ThermaCAM Researcher 2001 Operating Manual Reducing selected images esses a entente enne nene 74 Removal of analysis tools eeeseseeseeeseeeeee eene nennen enne 89 Remove part of 74 Removing all selected images essere 74 Removing some selected images cceesecesececsseceeeeeceseceeeeecaeeeeeeecaeceeneeenaeeenees 74 Replay Seti gs sioe HU eer E EE RE e 73 Replay Settings dialogue ote eee ertet 73 Result table window tete etes tetti ertet tap terere eren d 91 S Save Tab AS siehe ade ete eee eiecti pe eredi 96 SCALING meae ape vp deb Ha PE 61 101 Scaling tool bar nce ate e rri pr ertet 48 61 Screen layout 2 35 ere DG UR p i been 44 SeSSIOD TIles s eite ep e UR PO E URSI UP ci mite abe SS 42 Shortcut 49 Spotineter ect tbv rie Pe e e qa ibi 82 Standard tool iei etaed tet e eiie
37. 2000 ME drivers else see Installing the driver software for the PC Card interface on page 16 or Installing the driver software for the IC2 DIG16 on page 30 If you have Windows NT 4 0 or Windows 2000 log in as Administrator during the installation Click on ThermaCAM Researcher to start the installation It is made by a utility program which will guide you through the installation steps and do most of the work for you If you are asked to restart Windows please do that before continuing with the installation During the installation of ThermaCAM Researcher you will be asked to type in your license number The license number is unique and can be found on the first page of the manual The directory structure of ThermaCAM Researcher is pre set The only adaptation you can make during the installation is to change the name of the directory in which the program is installed After the installation you will be able to start ThermaCAM Researcher from the Programs entry of the Start button menu Until you have installed the PC Card Interface or the frame grabber and their drivers you will however not be able to connect to the camera only to work with disk images 33 ThermaCAM Researcher 2001 Operating Manual 4 2 Where do the installed files go On all Windows systems the installation program builds a new directory tree normally at C Program Files ThermaCAM Researcher XXXX containing the following files
38. 3 The flying spotTheter lise a eR b ee REIS eh 82 7 8 4 TRE GVEA TOOL a tS bea has aaa eet 83 7 8 5 The Line i00l BIA 84 7 8 6 The Eorm ul ddoolzus see 84 7 8 7 Removal of analysis 1 18 89 7 8 8 Analysis tool styles and object parameters eerte 89 7 8 9 Emissivity calculation ce ene terere 91 7 8 10 The result table window cerent 91 7 8 11 Interpretation of values eese enne 95 7 8 12 Transferring single results with OLE 7 8 13 Transferring the result table with 94 7 8 14 Measurement output and units eese esent 94 7 8 15 Inheriting the analysis tools of cameras 7 8 16 Studying whole images esee 96 7 8 17 Studying whole images with 96 7 8 18 The FLIR Public image format 7 8 19 Studying parts of images esee ener 100 7 9 How to measure many images eeeeeeeeneeeee nennen 100 7 9 1 Making measurements in playback eese 101 7 9 2 Plotting and logging measurement results esses 102 7 9 3 Transferring plot data using OLE we LOS 7 9 4 Transferring many image results With 106 7 10 How to study temperature 107 7 10 1 Obtaining a profile esee 22107 7 10 2 Transferring temperature profile data using
39. 4 for the reference image You can Suma output either use the first selected source image as your reference or perform consecutive subtractions or use a separate reference image In the last case use the open button to open your image and the slider to find it if it 1s inside a sequence In the output tab you can set the name base for the output images versn A number will be appended to NE the base to make the name ors unique qur When the subtraction is finished you can at will open and select the output images close all previous source images and a new palette to the images There are two special purpose subtraction palettes Midgrey and Midgreen Since the 0 level of a difference image normally is in the middle of the scale there has to be a neutral colour for that value Please press OK to return to the Subtraction dialogue Now press Save Output to get the subtraction going While the images are being subtracted a progress bar is being displayed 79 ThermaCAM Researcher 2001 Operating Manual When the subtraction is over and the output images are displayed you may notice that the measurement units have changed From C to dC for instance This is because there is no longer any absolute temperatures in the real sense Just differences indicating how much the temperature of the object has changed You may also notice that most of the obj
40. Average and Standard deviation temperature the same relative to the reference temperature except for the deviation Emissivity Object distance and the image co ordinates of the area Areas are called ARO1 ARO2 AR99 You create a box area by first clicking down the box button and then moving the mouse to one of the corners of the new box Press the left mouse button down and drag the mouse to the opposite corner and release the button You create a circle area by first clicking on the circle button and then moving mouse to the centre of the new circle Press the left mouse button down and drag the mouse to some place on the circle border and release the button You create a polygon area by first clicking on the polygon button and then moving mouse to the first corner of the new polygon area Click the left mouse button for each new corner and double click or hit the Esc key to finish adding corners You move an area by catching it with the mouse You press the left mouse button down inside the area and drag the whole area into the new position and release the button You reshape an area by catching the border or corner to be changed and dragging it along Catching and dragging a polygon area border results in adding a new corner You can remove a specific corner from a polygon area by using the analysis removal tool Areas can also be used to make Local Auto Adjustments That means adjusting the scale of the whole image to the temper
41. PF FI FPF FI struct ERA TYPE ERA SN LE S TYPE LE S SN LEN LTER TYPE LTER SN LE ERA PARTN LTER PARTN LEN LEN S PARTN LEN LEN LEN 31 31 3i 31 31 31 3d 31 0 Camera name string Camera part number string Scanner serial number string Lens name string Lens part number string Lens serial number string Filter name string Filter part number string Filter serial number string char camera_name FPF_CAMERA_TYPE_LEN 1 char camera_partn FPF_CAMERA_PARTN_LEN 1 char camera_sn FPF_CAMERA_SN_LEN 1 float camera_range_tmin float camera_range_tmax char char char char char char long lens_name FPF_LENS_TYPE_LEN 1 lens_partn FPF_LENS_PARTN_LEN 1 lens_sn FPF_LENS_SN_LEN 1 filter_name FPF_FILTER_TYPE_LEN 1 filter_partn FPF_FILTER_PARTN_LEN 1 filter_sn FPF_FILTER_SN_LEN 1 spareLong 16 FPF_CAMDATA_T 0 The object parameters data structure 104 bytes typedef floa floa floa floa floa floa floa floa floa floa long CF CECI Set chet struct emissivity objectDistance ambTemp atmTemp relHum compuTao estimTao refTemp extOptTemp extOptTrans spareLong 16 FPF OBJECT PAR T 0 Le 0 7 0 BAY Meters Ambient temperature in Kelvin Atmospheric temperature in K
42. Researcher 2001 Operating Manual window hidden under the stopwatch button on the same tool bar The sequence number is controlled by ThermaCAM Researcher and is increased by for every image file or image sequence file A field showing the current condition for starting the recording follows the tool button with the start pistol A field showing the current condition for recording an image follows the tool button with the diskette No matter what the field says the diskette button will always record one image even if the start condition is not fulfilled The next button will temporarily stop the recording Pause A field showing the current condition for stopping the recording follows the tool button with the chequered flag No matter what the field says the flag button will always stop the recording The second last button will bring up the Recording Conditions dialogue window The very last button will start the replay of the recorded images in another copy of ThermaCAM Researcher To start the replay of the recorded images in the current copy of ThermaCAM Researcher just press this button in the standard tool bar 4 gt 7 5 2 The Recording Conditions dialogue You can reach this dialogue from the Recording tool bar and the Conditions item of the Recording menu 65 ThermaCAM Researcher 2001 Operating Manual Figcamkra Carditiars Boh Li o BE SE SEI Face 4 ee ae a
43. Researcher XXXX Executable files help file OLE type library Examples Sample Excel files with their session files Mmages Sample Image files Palettes Palette files scale colour definitions The installation also adds some executable files into the main Windows directories On Windows 2000 which is a multi user system only administrator users may create and update files in the common Program Files directory Ordinary users are not permitted to do that Ordinary users have a place of their own where they can keep the data files of their programs It is called My Documents On Windows 2000 the Examples Mmages and Palettes files are copied to a ThermaCAM Researcher XXX subdirectory of the My Documents directory of each user when he or she starts to use the software Then each user easily can modify them separately These My Document files are not removed by an un installation 34 ThermaCAM Researcher 2001 Operating Manual 5 About Thermography 5 1 Introduction to Thermography The infrared camera measures and images the emitted infrared radiation from an object The fact that radiation is a function of object surface temperature makes it possible for the camera to calculate and display this temperature However the radiation measured by the camera does not only depend on the object temperature but is also a function of its emissivity And radiation that originates from the
44. ThermaCAM ThermCAM Researcher 2001 Operating Manual Your license number is SE TIF GE Mes SEMEKO ThermaCAM Researcher 2001 Operating Manual FLIR Publication number 1 557 488 version A ThermaCAM Researcher 2001 Operating Manual Contents 1 GENERAL n 7 1 1 IntrodUGtOoDc sene RR EE eet gem 7 1 2 News in ThermaCAM Researcher 2001 esee 7 1 3 RUHPRO De pP 9 1 4 Warranty cuente bino onmi ie 9 1 5 Quality ssurance S onem oe Oei 10 1 6 Tradematks Ue pereo Ui 10 2 CARD INTERFACE CONFIGURATION eere enne tnn 11 2 1 System parts ThermaCAM SC PC Card 11 2 2 System parts ThermaCAM SC 1000 PC Card Interface 13 2 3 System parts Thermovision 900 PC Card Interface 14 2 4 System parts Thermovision 1000 PC Card Interface 15 2 5 Hardware imitations espesores oerte Ren 15 2 6 Software limitations eee ge e de eren 15 2 7 PC recommendations eue ete hr ele ee ees 16 2 8 Installing the driver software for the PC Card interface 16 2 8 1 Windows NT EO i mete rure HER SUE 16 2 8 2 Windows 2000 e tret eee De meth eee ee M epe 16 2 8 3 Windows 95 98 Millenn
45. a wide spectrum The hotter the object the stronger and wider the radiation and the shorter its wavelength Infrared detectors are only sensitive in parts of the infrared waveband This means that the temperature calculations in infrared cameras make assumptions about the amount of radiation present in other wavebands Infrared cameras are calibrated with a set of standard blackbodies at various temperatures Any object in air behaving like a blackbody can thus be treated 38 ThermaCAM Researcher 2001 Operating Manual properly by the camera Sometimes there are different conditions Hot gases for instance emit radiation only at discrete wavelengths stripes Cold gases absorb radiation in stripes To be able to make accurate measurements under such circumstances you have to use the right spectral filters 5 8 Units of measure Thermography really means making images of thermal surface property variations of objects The most natural property to measure is of course temperature which has the units Celsius Fahrenheit and Kelvin in ThermaCAM Researcher Another interesting property is the total amount of radiation emitted from the object but since the infrared camera is sensitive only to parts of the spectrum no accurate such measurement can be made Hence no standardised unit is available for radiation display Instead the non calibrated unit Object Signal abbreviated OS has been invented Being approximately propor
46. age width long imagF 0 No imaginary part long namLen Length of the matrix name 1 MatLabHeader This is followed by the name of the matrix which corresponds to the name of the mat file This name must begin with a letter and not contain any strange character for Matlab to be able to read the file The name is followed by nCols mRows 8 byte double precision float numbers each containing the current value of one point in the image column by column XXXX 1 1 Top left corner of the image The image value matrix is followed by four extra one column matrices containing data about the stored image Example for image XXXX XXXX DateTime 1 1 Year XXXX DateTime 1 2 Month XXXX DateTime 1 3 Day XXXX DateTime 1 4 Hour XXXX DateTime 1 5 Minute 96 ThermaCAM Researcher 2001 Operating Manual XXXX_DateTime 1 6 Second XXXX_DateTime 1 7 illisecond XXXX_ObjectParam 1 1 Emissivity XXXX_ObjectParam 1 2 Object distance XXXX_ObjectParam 1 3 Ambient Temperatur XXXX_ObjectParam 1 4 Atmospheric Temperatur XXXX_ObjectParam 1 5 Relative Humidity XXXX_ObjectParam 1 6 Computed atm transmission XXXX_ObjectParam 1 7 Estimated atm Transmission XXXX_ObjectParam 1 8 Reference Temperatur XXXX_ObjectParam 1 9 External optics temperature XXXX_ObjectParam 1 10 External optics transmission XXXX Scaling 1 1 Blackbody range min XXXX Scaling 1 2 Blackbody range max XXXX Sc
47. aling 1 3 Type of output 0 temperature 2 difference temperatur 4 object signal 5 difference object signal XXXX Scaling 1 4 XXXX Scaling 1 5 XXXX Scaling 1 6 XXXX Scaling 1 7 Camera scale min Camera scale max Calculated scale min Calculated scale max Actual scale min Actual scale max Image number Trig count XXXX Scaling 1 8 XXXX Scaling 1 9 XXXX FrameInfo 1 1 XXXX FrameInfo 1 2 7 8 18 The FLIR Public image format The xxxx fpf files consist of a header followed by a matrix of single precision IEEE floating point values each representing one point of the image A C style description of the header layout can be found in the header file fpfimg h available in the Examples sub directory of the installation The image point values are stored starting from the top left corner row by row Fpf images can only be saved by ThermaCAM Researcher not read again The basic data types are Char 8 bit Often represents ASCII characters may represent an 2 s complement 8 bit integer 128 127 Unsigned char 8 bit 8 bit integer number 0 255 97 ThermaCAM Researcher 2001 Operating Manual Short 16 bit 16 bit integer 2 s complement Unsigned short 16 bit 16 bit integer Long 32 bit 32 bit integer 2 s complement Unsigned long 32 bit 32 bit integer Float 32 bit IEEE floating point number sign 23 bit mantissa 8 bit exponent Representing numbers in th
48. an access and manipulate OLE Automation objects is called an OLE controller application OLE item An object that represents data created and maintained by a server application that can be seamlessly incorporated into a document so that the object appears to be a part of the larger document The result is a compound document made up of the OLE item and a containing document OLE Server application An application that can create OLE items for use by container applications Data in a server application can usually be copied using the Clipboard or a drag and drop procedure so that a container application can paste the data as an embedded or linked item Also the name of applications that expose their data and functionality for automation as OLE Automation objects OLE Server document A document created by an OLE server application See also compound document Palette The set of colours used when painting the image Also a text file with RGB colour codes The extension is pal PC Card A memory or Input Output card complying to the 16 bit PC Card Standard Such cards can be plugged into PC Card adapters of laptop and desktop computers They also fit into 32 bit PC Card adapters that are compatible with the same standard PC Card adapter A device designed to connect PC Cards to an internal bus of a PC 123 ThermaCAM Researcher 2001 Operating Manual PCMCIA An acronym for the Personal Computer Memory Card Intern
49. ance m Relative humidity 50 Ambient poo temperature 20 0 Computed 0 99 transmission PR oe Estimated Temperature 20 0 JE Transmission 1 00 Ref value 20 0 It is important that these parameter values become correct Otherwise the scale temperatures and displayed colours will be wrong The image parts for which the 60 ThermaCAM Researcher 2001 Operating Manual object parameters are wrong will get incorrect temperatures and colours The measurement functions have object parameters of their own which are used to handle the case when there are two different targets in the same image To calculate the emissivity of an object see Emissivity calculation on page 91 If the colours of the image are inappropriate you can change them The selection Palette tool button will bring up a dialogue window with the palettes available 1 Contrary to what you might think the Show saturation colours option enables specific colouring of image points which are outside the current temperature scale The Show out of range colours option enables specific colouring of image points which are outside the detectable range of the camera You can change the temperature scale with this control bar Ee E paa You can use the slider to search for a good scale or to set fixed limits Remember that the maximum temperature always has to exceed th
50. and how to use it in e g Excel 9 2 OLE caveats If ThermaCAM Researcher is embedded or linked to the Microsoft Office programs e g Word or Excel there might be some strange behaviours you didn t expect The main reason for this is that the Office programs handle OLE in different ways and ThermaCAM Researcher cannot work perfectly in all 115 ThermaCAM Researcher 2001 Operating Manual environments This chapter describes some of the peculiarities and ways to work around them ThermaCAM Researcher works better in Office 95 than in previous releases of the product In Office 97 many problems seem to have disappeared 9 2 1 Colours Problem In some applications e g Microsoft Word the image can be drawn using the wrong colours Instead of using the colours in the selected palette e g Rainbow the image is drawn in randomly selected colours Solution Change the settings for your video card so it uses more than 256 colours Depending on your video card use 32000 64000 or TrueColour Please refer to the documentation of your video card Please note that this may affect the performance of the live image presentation 9 2 2 Incorrect aspect ratio Problem When you change the size of the IR image it can get incorrect proportions i e it becomes elongated either horizontally or vertically Solution You have to avoid doing this Different programs provide different means of resizing an embedded object with out changing the aspe
51. ardware or problems with the image flow i e cabelling problems or a computer memory window resource conflict For more information on how to deal with these matters please check the InstHints document on the ThermaCAM Researcher CD ROM 20 ThermaCAM Researcher 2001 Operating Manual 3 Parallel Interface configuration 3 1 System parts ThermaCAM SC Parallel Interface This configuration is used for the following camera models Thermovision 550 Thermovision 570 AGEMA 550 AGEMA 570 ThermoVision Alert ThermaCAM SC 500 SC 2000 and SC 3000 5 B freer Re Optionatext tig lt 175m gt i 194441 500 Camera cable 2 5m pwr PI 500 900 ED Extension Cable 194267 as 10m 6m 908618 1 8m 194091 RS232 194452 18m Bos RS422 1020116 500 900 Figure 5 ThermaCAM SC parallel interface system parts IC2 DIG16 frame grabber in the PC from Imaging Technology Inc in USA A PCI standardised card with 44 pin DSUB cable that fits into the side of the Parallel Interface PI A standard RS 232 C cable that connects a serial port in the PC with the Parallel Interface A Parallel Interface PI 500 900 box 194 441 Camera cable 500 194 450 For ThermaCAM SC 3000 plug this cable into the Data connector of the camera not into the power inlet A Power Supply 500 900 unit 194 091 An optional Extension cable 194 267 The ThermaCAM Researcher CD ROM not
52. asurement results sse nennen eene 102 128 ThermaCAM Researcher 2001 Operating Manual M ann ee Ore he ERE erre or 96 Matlab from selected 75 Measurement Range here eer PD ERR PERLE 53 54 56 Measurements in playback sess 101 Measurements absolute ccccessscccececeesensececececeesesececececsesenseceeececeesenssaeeeeeeeenes 80 Measurements relative mire na e EE eene eene E 80 Moving striped volumes on Windows 2000 sese 29 N ote 7 Object parameters eee Renee tb eee 60 101 Object parameters analysis eese 89 Object parameters emissivity calculation seen 91 Object Signal oet eee AU Ak ich LB bep 39 94 Obtaining a good IR image essen nennen renes 60 e qeu 63 68 93 94 105 106 108 110 OLE Automation recording of images 68 OLE Caveats eerta teet e eee EORR eite ote e be eet odere 115 OLE AD b elt eire nO meae Behe Gad 114 Open Tmages dialogue is eite e eo tete hte eie e tete tee esie 70 P Palette t e ER RC REM es 61 Parallel Interface tite RI C ER t Re 21 PG Card Interface e RO e rere a te ER ERE LEE ER 11 Play images tool bar uento teet pmo eigen RO 46 72 Plotting measurement results isio eee eee 10
53. ational Association which decides on the PC Card Standard Pixel Short for picture element The IR image is made up of a number of dots pixels each with its own temperature value and consequently colour The pixel co ordinates are 0 0 at the top left corner of the image and increase towards the right and downwards Relative humidity A number between 0 and 99 which is used in the calculation of the computed transmission of air Air will absorb parts of the radiation passing through it but that can be compensated for Sequence of IR images A set of IR images that have been recorded at the same time Either in a number of different img files or in one single seq file Tool bar A bar shaped window frequently containing small buttons with pictures Other types of controls can however also be used Tool bar buttons issue a command when you click on them with the mouse Some buttons stay depressed indicating some kind of state until you click again to release them or the state changes by itself Tool bar buttons can sometimes hide menus that will appear when you move the mouse during the click over the button If you keep the mouse cursor still over a tool button an explanatory text the tool tip will appear Transmission See Computed transmission and Estimated transmission VBA An acronym for Visual Basic for Applications a language used when writing macro commands in modern Microsoft Applications 124 ThermaCAM
54. ature span within that particular area It is very useful if you want to make detailed studies of some part of the image This function is only available on the right mouse button menu of the areas 83 ThermaCAM Researcher 2001 Operating Manual 7 8 5 The line tool This tool measures the minimum maximum average and standard deviation temperature along a straight or bendable line within the image The temperature in one spot the line cursor can also be measured These values are presented in the result table or beside the line symbol in the image The line temperatures can also be graphically presented in the profile window The results are also available through OLE You can obtain the following values Cursor Minimum Maximum Average and Standard Deviation temperature the same relative to the reference temperature except for the deviation Emissivity Object distance and the image co ordinates of the line and a string with all the temperatures of the line Lines are called 1101 LIO2 LI99 You create a straight line by first clicking on the line button and then move the mouse to one of the ends of the new line Press the left mouse button down and drag the mouse to the other end and release it You create a bendable line by first clicking on the line button and then drag the mouse just a little A menu will now appear Select the Bendable line item and start clicking on the image wherever you want the corners to be pla
55. ave a fast display adapter and a fast hard disk Our recommendation is to set the Colour palette to 256 Colours True Colour gives a lower frame rate but better colour fidelity 2 8 Installing the driver software for the PC Card interface 2 8 1 Windows NT 4 0 Please log in as Administrator during this installation First install CardWare 6 00 007 or higher that allows you to insert and remove PC Cards while Windows NT 4 is running Then insert the ThermaCAM Researcher CD ROM into your CD drive The CD ROM will show a window of its own from which you can select to install Windows NT drivers Start that installation utility and select PC Card Interface drivers only Do not select any other drivers The installation utility will copy some files and update the Windows Registry 2 8 2 Windows 2000 How to install the driver Insert the PC Card Interface into the card adapter Windows 2000 will now detect the new hardware and display a New Hardware Found message together with a wizard dialogue Insert the ThermaCAM Researcher CD ROM into your CD drive The CD ROM will show a window of its own but just remove that by clicking Exit Follow the wizard instructions When the wizard asks for search locations check the CD ROM drives option In the last wizard step you should hear a double beep from the computer indicating that the resource allocation was successful Windows 2000 will then continue to install a second device w
56. ave to be logged in as Administrator in NT for this reprogramming to be possible 3 9 1 Windows NT 4 0 Insert the IC2 DIG16 frame grabber into a free PCI bus slot Please log in as Administrator during this installation Insert the ThermaCAM Researcher CD ROM into your CD drive The CD ROM will show a window of its own from which you can select to install Windows NT drivers Start that installation utility and select Frame grabber drivers The installation utility will copy some files and update the Windows Registry 3 9 2 Windows 95 98 ME 2000 Insert the IC2 DIG16 into a free PCI bus slot Windows 95 98 ME 2000 will detect the new hardware and display a New Hardware Found message or Multimedia Video Controller Found together with a Wizard dialogue Insert the ThermaCAM Researcher CD ROM into your CD drive The CD ROM will show a window of its own but just remove that by clicking Exit If you have Windows 95 version A then select the alternative Driver from disk provided by hardware manufacturer otherwise follow the wizard guide 30 ThermaCAM Researcher 2001 Operating Manual 3 10 Troubleshooting the frame grabber installation Problems with the frame grabber and its installation don t always show up immediately You might not notice them until you try to get a live image from the camera Our experience is that hardware installations do not always run smoothly A number of detailed suggestions on how to overcome known
57. ay Settings dialogue If you choose Replay Settings from the Recording menu the following dialogue will appear Replay Settings x Auto rewind mode C All images Selection only Presentation Absolute time C Time relative to first image C Image number C Trig count Cancel AutoRewind mode In rewind mode you can chose between repeating the whole sequence or just the marked part Presentation What is presented on the play images tool bar Absolute time shows the actual recording time 73 ThermaCAM Researcher 2001 Operating Manual Time relative to first image shows the time difference of the current image compared to the first image If the current image is recorded earlier than the first image HHHHHHHE is shown instead Image number shows the image ordinal number Trig count shows the external trig count stored in the image 7 7 How to edit convert sequences It will happen now and then that you record too many images and would like to extract the essential part of a sequence and or convert it to some other image format such as avi or bmp To edit a sequence of images open it with the Open Images dialogue and use the Selection Start Selection End buttons on the Play Images toolbar to mark some images Step to the first image you intend to edit and press the left one of the buttons then step to the last image to edit and press the right one A blue ribbon will be
58. bar buttons will be shown while you sweep through menus and over the tool buttons by the mouse cursor Towards the right of this status line there are indicators of the Interface status and the Camera status as well as keyboard indicators for Caps Lock and Num Lock You can click on the Interface and Camera indicators and get further information about the interface and the camera The following buttons exist on the standard tool bar Create a new session e Open an existing session e Open Add images to the current session Save the current session using the current name amp e Copy the session file and the current image to the Clipboard e Copy values such as analysis results as text to the Clipboard 45 ThermaCAM Researcher 2001 Operating Manual e Paste a copied session into ThermaCAM Researcher The name of the session is not pasted e Print the current image zaj 22 em i e Select disk images as the image source e Select the live camera as the image source This button is down indicating that a camera image is being shown e Move the camera focus towards infinity Move the camera focus towards the lens e Switch on the function Automatic adjustment of the image scale e Freeze the live stream of images from the camera e Bring up the image settings dialogue window Bring up the palette selection dialogue 2 e Bring help from the manual The following functions exist on t
59. bed or translated into any language or computer language in any form or by any means electronic magnetic optical manual or otherwise without the prior written permission of FLIR Systems AB Box 3 SE 182 11 Danderyd Sweden This manual may not in whole or part be copied photocopied reproduced translated or transmitted to any electronic medium or machine readable form without prior consent in writing from FLIR Systems AB 1 4 Warranty FLIR Systems AB computer software is supplied as is and FLIR Systems accepts no responsibility or liability and makes no warranties whatsoever whether expressed or implied with regard to the same including but not limited to its quality performance merchantability or fitness for a particular purpose All products manufactured by FLIR Systems AB are warranted against defective materials and workmanship for a period of one 1 year from the delivery date of the original purchase provided such products have been under normal storage use and service and in accordance with FLIR Systems instruction All products not manufactured by FLIR Systems included in systems delivered by FLIR Systems to the original purchaser carry the warranty if any of the particular supplier only and FLIR Systems has no responsibility whatsoever for such products The warranty extends only to the original purchaser and is not transferable It is not applicable to any product which has been subjected to misuse neglect
60. ced Double click with the mouse or press the Escape key to finish the creation You create a line cursor by first pressing the left mouse button on the line tool button while dragging the mouse to bring up the menu Select the Cursor item and move the mouse to the place on the line where you want to have the marker and click You can see the temperature of the marker now in the profile window You move a line by catching the corners with the mouse You press the left mouse button down on the corner and drag it away Release the mouse button afterwards You can move the whole line by catching it in the middle You move its cursor by catching it and dragging it along the line 7 8 6 The Formula tool This tool is used for adding and editing formulas A formula can contain all common mathematical operators and functions such as square root etc Also numeric constants such as 3 14 can be used Most importantly references to measurement results formulas and other numerical data can be inserted into formulas The formula button has a menu If you bring up the menu you will find some frequently used formulas to add in addition to entries leading to an add formula dialogue and an edit formulas dialogue 84 ThermaCAM Researcher 2001 Operating Manual The result of the formulas appears in the result table You can also plot the result Please select the Formulas tool button The Edit formulas dialogue box wil
61. ct ratio In some cases you should catch the corners in other cases you should press the shift button while resizing the object 9 2 3 Links will not work for an embedded object Problem If you have an embedded ThermaCAM Researcher linking to a value in it might not work Solution In Excel you can embed a ThermaCAM Researcher object and paste a link to a value in the object The problem is that when you deactivate the object any changes you have made to the image added analysis etc will not be seen in the inactive object The image will be updated when you save the Excel document A solution to this problem is to link both the image and the value or to upgrade to Office 97 9 2 4 Multiple links do not update in Word Problem If you have more than one link from the same IR image e g one link from the IR image and one link for a spot meter temperature it might happen that only one of links will be updated when you modify the IR image 116 ThermaCAM Researcher 2001 Operating Manual Solution The problem is that when the links shall be updated Word cannot handle more than one link The easiest solution to this problem is to select all text in Word press Ctrl A and then press F9 to update the entire document 9 2 5 Word consumes lots of disk space for live images Problem If you embed ThermaCAM Researcher in Word and try to present a live image Word will get busy slowly filling your hard disk Sometimes it proves i
62. difficulties are available in an InstHints document on the ThermaCAM Researcher CD ROM To work properly the frame grabber configuration needs e A correct Type of camera and Type of connection setting in the Select Camera dialogue e Astandard serial port e Appropriate BIOS settings e Software for the device drivers on Windows NT 2000 e A functional IC2 DIGI6 frame grabber e successful installation of ThermaCAM Researcher e A number of fix computer memory slots e interrupt request IRQ of the right PCT type e A Parallel Interface to convert the camera output e Reliable cables and electrical connections e camera equipped for digital output The most frequent problem with the frame grabber installation are no doubt plain cabling connection difficulties 31 ThermaCAM Researcher 2001 Operating Manual This fairly simple troubleshooting scheme may help you locate your problem If you get a message in the system event log on Windows NT 4 from the mventp device the frame grabber or a warning symbol for the Imaging Device in the Device Manager on Windows 2000 then the BIOS settings for the frame grabber resources aren t OK Check the interrupt types and make sure that the BIOS PnP OS flag is set to NO Moving the frame grabber to another PCI slot might also help If ThermaCAM Researcher says Disconnected there is something wrong with the selected serial port or its settings T
63. e About fir KeyFrame Every frames Here you can choose among the compressors installed in your computer and configure them Please note that some of them might only be able to decompress avi files not to compress the files Cinepak Codec is a fairly common compressor but does not produce that good images The MS Video compressor makes better images but is less common You should always check that the receiver of the avi file is able to decompress it 76 ThermaCAM Researcher 2001 Operating Manual 7 7 4 Subtracting selected images Regarding image subtraction as an image conversion function might seem strange but that is really what this type of work is all about You select some images out of a sequence order them to be subtracted and get another sequence containing difference images as the result Why subtraction Well the most important usage of this function is for making comparisons You can compare images of the same or similar object s taken at different times in order to detect changes in temperature position or shape Subtraction uses a reference image taken when conditions are known to be good in some sense and subtracts the selected images with that reference The subtraction is made in the current measurement unit not in camera signal The reference image does not have to be located in the same directory as the selected images The output images are put in the same directory as the
64. e PC Card interface is used under Windows 95 98 ME The PC Card adapter in your system is initialised by the operating system Three additional wait states are added to each memory access by default Memory accesses are used by ThermaCAM Researcher to transfer images from the PC Card interface to the system memory If you have an Intel PCIC compatible controller in your PC Card adapter you can try to optimise the image transfer speed by reducing the number of PC Card memory wait states Before you try this make sure you have a PCIC compatible controller This information can be found in the System Device Manager Control Panel under PCMCIA socket device properties If you have a PCIC compatible controller from Cirrus Logic it will require a different kind of optimisation compared to controllers from other vendors After you have installed ThermaCAM Researcher select Optimise from the camera control panel This dialogue box IV Enable optimisation will then appear Adapter type Cancel intel PCIC Compatible Memory access speed o wait state Check the Enable optimisation check box Select the appropriate adapter type The most common type is Intel PCIC Compatible Try with 0 wait states first If you still have a live image the optimising is successful otherwise go back to the dialogue and increase the number of wait states Repeat this until you have a live image again 18 ThermaCAM Researcher 2001 Operating
65. e camera All of them are described in How to connect and control the camera page 52 and the following chapters about each camera control panel 8 5 The Image menu This menu leads to most commands related to the handling of single images You can read about this in The image directory page 42 The open images dialogue page 69 Obtaining a good IR image page 60 Measurement output and units page 94 Studying whole images page 96 Removal of analysis tools page 89 Studying parts of images page 100 and Emissivity calculation page 91 111 ThermaCAM Researcher 2001 Operating Manual 8 6 The Recording menu This menu contains commands about the recording of images and the playback of recordings This is described in How to record IR images page 64 How to play back images page 68 and How to edit convert sequences on page 74 8 7 The Help menu This menu provides you with access to the ThermaCAM Researcher help file which happens to correspond to this manual and with version information about ThermaCAM Researcher and its components the IR image control program and the camera control program 8 8 The Play Images toolbar menu This menu pops up when you click with the right mouse button on the play images tool bar It contains some of the commands in the Recording menu This is described in How to play back images page 68 and How to edit convert sequences on page 74 8 9 The IR Image window menus These menu pops up when
66. e is heavily dependent on the relative humidity of the air To compensate for this set the relative humidity to the correct value For short distances of air with normal humidity the relative humidity can usually be left at a default value of 50 If you have a better estimate of the properties of the atmosphere than the built in model has you can enter your estimated transmission value instead To avoid applying this type of compensation please set the estimated transmission to 1 0 5 6 External optics transmission and temperature Sometimes the radiation from the object also has to pass through some optical accessory such as a heat shield or a macro lens before reaching the camera Then that optics external to the camera will absorb some of the radiation To correct for this effect enter the transmittance and temperature of the optics Ambient reflections in the external optics are not taken into consideration mathematically so the optics either has to have a non reflective coating or have the same temperature as the ambient on the camera side to make the correction work properly Please avoid ambient reflections Do for instance make sure that the camera cannot see itself mirrored in the external optics To avoid applying this type of compensation please set the external optics transmission to 1 0 5 7 Infrared spectral filters Any object with a temperature above 0 Kelvin will emit electromagnetic radiation over
67. e manual but cannot find it you can rely on that the same information is available as the help text of the program 1 2 News in ThermaCAM Researcher 2001 Major new features compared to ThermaCAM Researcher 2000 March Edition e The PC Card Interface can now be used on Windows 2000 and Windows Millennium e The images produced when connected to a new ThermaCAM SC 2000 will not be leaning strongly to the right e You can now set a default session A session which is read when the program starts See Session files on page 42 e Bendable lines now exist as a measurement tool on the IR images See The line tool on page 84 ThermaCAM Researcher 2001 Operating Manual e Object signal presentation can now be selected from the IR Image Settings See Units of measure on page 39 and Measurement output and units page 94 e Images can now be saved in a FLIR Public Image Format described in this manual See The FLIR Public image format on page 97 e Images saved in the Matlab file format will now also have information about the image in addition to the point values See Studying whole images with Matlab on page 96 e Temperature or Object signal Subtraction of selected image files is now available in the Recording menu Two new special purpose palettes exist intended for difference images midgreen and midgrey See Subtracting selected images on page 77 e A new palette tool button has been added to the standard tool bar
68. e minimum temperature Click on the input fields if you want to edit them and hit the Enter key afterwards If you select Auto Adjust you will find that an attempt to find the optimum scale is made for each new image A small part of the temperature span of the image is however wasted to minimise the effect of noise in the image The measurement areas have a related auto adjustment function which adjust the scale based on the area The rightmost button will keep the distance between the slider controls fixed Sometimes when a live camera image is shown you can find it impossible to change the scale in ThermaCAM Researcher This is when the camera has been set to continuously adjust the level or span of the image Please switch that camera setting off Finally in the Image tab of the Settings dialogue there are a few more options you can explore 61 ThermaCAM Researcher 2001 Operating Manual Image Scale Units IR image When opening IR file T pee mo analysis Show analysis labels Show 3D view Zoom factor Update temperatures while moving analysis 1 00 The Show scale option switches the display of the temperature and colour scale on off The Show analysis labels option will switch the display of the label texts on off The Show 3D view option will display a pseudo 3D version of the image The Update temperatures option has to do with the update of OLE links profi
69. e profile window and select Copy When pasting choose either Text or Picture Enhanced Metafile The Text option copies the profile table contents and the Picture option copies the entire profile in graphical format 7 11 How to study temperature distributions 7 11 1 Obtaining a histogram The easiest way to assess the distribution of temperatures within an area or along a line on the image is to look at the histogram which displays how much of the area line that is occupied by a certain temperature interval You simply put the area line on the image and switch over to the histogram window and there it is Below the bar graph there is a table in which you select which analysis tool to display 108 ThermaCAM Researcher 2001 Operating Manual 8 a The percentage value for each class b Class temperature limits c Overflow class marked by a red line by the scale d Threshold indicator e Underflow class marked by a blue line by the scale f Histogram table indicating the active histogram g Chart area h Plot area If you would like to change the number of class intervals or the top bottom limit of the histogram scale this can be done by the Settings dialogue available on the right hand mouse button when you click on top of the histogram The permitted number of classes is 2 64 The histogram scale is normally connected to the IR image scale but can be set differently Changing this does not howe
70. e range 10 Char lt len gt Len 8 bit ASCII character string most certainly terminated with the NUL character 0 Int 32 bit 32 bit integer 2 s complement Multiple byte data types are stored with the least significant byte first The whole header data structure size 896 bytes typedef struct IMAGE DATA T imgData FPF CAMDATA T camData FPF OBJECT PAR FPF DATETIME T datetime FPF SCALING T Scaling long spareLong 32 FR 0 FPFHEADER T The image data structure 120 bytes typedef struct char fpfID 32 FLIR Public Image Format unsigned long version 1 unsigned long pixelOffset Offset to pixel values from start of fpfID unsigned short ImageType Temperature 0 Diff Temp 2 Object Signal 4 Diff Object Signal 5 etc unsigned short pixelFormat 0 short integer 2 bytes 1 long integer 4 bytes 2 float 4 bytes 3 double 8 bytes unsigned short xSize unsigned short ySize unsigned long trig_count external trig counter unsigned long frame_count frame number in sequence 98 long spareLong 16 FPF_IMAGE_DATA_T ThermaCAM Researcher 2001 Operating Manual The camera data structure 360 bytes String lengths ay define define define define define define define define define typedef FPF_CA FPF CA FPF CA FPF LE FPF LE FPF LE FPF FI F
71. e set Standb the number of images to average from and then OOo press Record One Image You can t combine time averaging with sequence file recording 58 ThermaCAM Researcher 2001 Operating Manual 14 bit resolution Save time averaged images with 14 bits per pixels To interpret the image correctly you need special software Standby Set the camera cooler and motors in standby mode Press the button again to restart the camera 7 2 5 About connection difficulties At times you may run into difficulties establishing a connection with the camera Here are some suggestions on what you can do The program is having problems with the camera It only works now and then Take care in inserting your PC Card Interface properly into the PC Card Adapter Make sure that the card has been recognised and properly configured is indicated with a little tune before you start ThermaCAM Researcher The same caution is required when the Interface is to be removed or switched off Always exit the program or select Disconnect from the camera menu before you pull the Interface out or switch the power off The program refuses to establish a contact with the camera The status information keeps saying Disconnected while the camera is running The camera may be connected to another copy of ThermaCAM Researcher Switch over to that one and disconnect the connection Now the new ThermaCAM Researcher can connect to the camera The statu
72. ect parameters have lost their meaning Only the object distance is valid for difference images If you are very unfortunate you may also notice that there was overflow in the subtraction Subtraction has a limit which normally is 400 dC You can use the offset to get around that limit if it is disturbing Subtraction is an operation that can t be undone This means that if you find out that something an object parameter perhaps of the source or reference image was wrong then you have to change it and run the subtraction once again to get accurate results 7 8 How to make single image measurements Sometimes you just need to look at an IR image to measure it You can look for anomalies hot or cold areas and get an impression of their temperatures just by comparing the colours with those of the temperature scale By choosing a suitable scale and palette such things can be made to appear quite clearly This chapter will however be devoted to something else how to use the analysis tools to get numerical temperatures and statistical information out of a single image The analysis tools will show their results in the result table plot profile or histogram window or directly inside the IR image Results are also available through the OLE functions such as Copy Value Both absolute measurements i e the result is a real temperature and relative measurements i e the result is a difference temperature can be made The relative meas
73. eere erre eee 16 27 61 116 Connection dialogue seseseeeeeeeeeeeeeeenee nennen trennen etre nein ener 51 Continuous addition of analysis tools 81 Continuous adjust in the camera oo eee essent eene 61 Codleron offis 5 sii eme p E ES felts Ses Ree i ees 55 Copy and paste ic sta ene eiTe ieee i tes 114 Copy part of sequence eere eet os bee diee eec tees 74 75 Copy Value dialogue cite etii teet cei a te iere iret 94 Copying all selected images essere 74 Copying some selected images essen nennen 74 ep 9 126 ThermaCAM Researcher 2001 Operating Manual Creating stripe sets and formatting NTFS disks sse 28 96 Cursor RR REA IRAE 84 D Device optimisation dialogue eseeseeseseeeeeeeeneneee enne nennen nennen 18 Difference images creating eene nennen entente en nennen enne TT BICI TRIS ERES SEIT LUE 37 60 E Embedding ite eet ee Eee en 115 EtnisstVIty dte e ret tei te Ee 35 60 Ernissivity calcul ti n ifie eed ree ette Eee rea ete ied 91 Emissivity tables EN 35 Emissivity finding iR Idee re iR ERR e ER bee codes 37 Estimated transmission 37 External Image Correction esee eene ene i 55 External Optles en te tete et
74. elvin Th oe Computed atmospheric transmission Estimated atmospheric transmission Reference temperature in Kelvin Kelvin Ls eZ 0 99 ThermaCAM Researcher 2001 Operating Manual The date and time data structure 96 bytes typedef struct int Year int Month int Day int Hour int Minute int Second int MilliSecond long spareLong 16 0 FPF DATETIME T The scaling data structure 88 bytes typedef struct float tMinCam Camera scale min in current output float tMaxCam Camera scale max float tMinCalc Calculated min almost true min float tMaxCalc Calculated max almost true max float tMinScale Scale min float tMaxScale Scale max long spareLong 16 0 FPF_SCALING_T 7 8 19 Studying parts of images If one part of image is particularly interesting you can put a box area around it and save its temperatures in a text file that Microsoft Excel can read csv format This command is called Save area as and is available in the Image menu 7 9 How to measure many images The previous chapter was about measurements on single images Much of what was said there is still valid and will not be repeated here This chapter will deal only with questions arising when several images are involved Typical examples are how a temperature varies with time or how two or more measurements vary toget
75. er ee cei In ree iex 38 60 Ext rnalitrig uenit eere Peres reet bee Re 63 66 104 F Filtern i sepes URSUS RAUS 55 FLIR Public Format NEE A E enn 96 FLIR Public Format from selected images eee 75 Elying spot Tneter erede ape PR EeePC 82 FOCUS rule Rene nenne mei 53 Formula Acier AenT eher e 84 Breeze losen Nene 53 Funcom keys ea PET OTRO eap 49 G GIOSSAEy eed d ete p b e ei deine e epe edited 118 H High speed 1mages 54 High speed images recording essere enne 67 Highest speed recording eerte eter Heer ree er Henn nter enne 66 EE 108 How to begin using a camera ssessseeseeeeeeeneeenenen nennen nente nennen enne 51 How to connect and control the n ne nennen 52 How to display an IR image nennen eene 60 How to edit convert sequences 74 127 ThermaCAM Researcher 2001 Operating Manual How to make single image 80 How to measure many 100 How to play back images nennen nennen enne eene 68 How to record IR images seen nennen eene ener 64 How to set the camera nennen nennen een rennen enne 51
76. er on the frame rate is always normal 57 ThermaCAM Researcher 2001 Operating Manual 7 2 4 The THV 1000 Camera Control This control panel is used for Thermovision 1000 cameras only Let us investigate some of the alternatives in the Camera Control panel Camera image correction performs an internal Auto adjust Cami Dev Aux Lens changes the camera field of view Connected Camera image correction r Lens wide C Narrow Camera averaging selects the level of noise reduction Heavy averaging will reduce the aL Cam Aux noise for still or slow moving objects but will blur fast moving targets Camera info Camera palette selects the camera palette used Lime Connected r averaging for the camera video output Don t confuse this c ot control with the image palette option in the C Light Image menu C Heavy Camera palette Grey scale Line corr ection Correct each image for THV1000 PC Card x geometric detector differences This will give Cami Cam2 Dev Aux you a better image quality but will decrease the image display rate Focus calibration The focus has a tendency to Connected drift as the temperature of the lens varies Use Time averaging this function to set the correct focus infinity None zi position 14 Bitresolution Time averaging In order to reduce nois
77. for example Excel select Edit Paste The whole result table is transferred 7 8 14 Measurement output and units You can select the temperature unit and distance unit you want the analysis tools to work with at the Units tab of the Image Settings dialogue that you bring up from the Image menu or with this button The temperature unit is also used in the temperature scale 94 ThermaCAM Researcher 2001 Operating Manual Image Scale Object Parameters Analysis Units Text Comment Distance Temperature Mowe Ea Foot C Fahrenheit Kelvin Preferred Output Temperature Object Signal From the same dialog you can also set the preferred measurement output e The temperature value is calibrated with a set of reference blackbodies e Object signal is a non calibrated value approximately proportional to the amount of radiation sensed by the detector It will change from camera to camera and between the measurement ranges See also Units of measure on page 39 7 8 15 Inheriting the analysis tools of cameras Some versions of some cameras are equipped with analysis tools When such a camera is electrically connected to ThermaCAM Researcher none of them are transferred to the PC only the image However if there is a PC Card hard disk in the camera you can store images on it and move the PC Card disk to the PC open the images and in some cases get the analysis tools transferred You on
78. ful when you wish to illustrate the temperature variation across or along an object in the image You just have to put the line on the image and switch to the profile window in order to be able to see the profile Below the graph there is a table in which you can get interesting information about each line Cursor X Cursor Y 82 124 a Profile d Profile table b Temperature scale e Chart area c Line cursor f Plot area If you would like to change the way in which the profiles are displayed you can do this by the Settings dialogue available on the right hand mouse button when you click on top of the profile 107 ThermaCAM Researcher 2001 Operating Manual The profile scale is normally connected to the IR image scale but can be set independently or automatically The line presentation can be reversed in case you happened to draw the line in the wrong direction Each line can have a cursor which is displayed both in the profile window and the IR image When you need to find the image position of a certain bump in the profile add a cursor tool to the line and move it in the IR image until it hits the bump 7 10 2 Transferring temperature profile data using OLE The profile of each line or area is available in table form if you select String data for a line from the Copy Value dialogue of the Edit Menu In the receiving application for example Excel select Edit Paste Special You can also right click inside th
79. g Manual 10 Glossary Ambient temperature Ideally all radiation received by the camera should come from the body you wish to study Other bodies and the air around it will also emit radiation which by reflection can reach the camera but it can be compensated for The effect of this radiation is assumed to be the same all over the image You should set this parameter to the average temperature of the surroundings Atmospheric temperature The air between the body you wish to study and the camera absorbs some of the radiation passing through and adds some radiation due to its own temperature This disturbs the measurements but it can be compensated for You should set this parameter to the average temperature of the atmosphere The distance and relative humidity also have to be correct in order for the compensation to work Blackbody A body which absorbs all radiation falling upon it at any wavelength Such objects do despite their name emit electromagnetic radiation due to their temperature The spectral distribution of the radiation from a blackbody follows the so called Planck s Law Many ordinary bodies behave almost like blackbodies emitting radiation in the same way but less of it Such objects are called greybodies See also emissivity Camera interface Name referring to the hardware through which the image passes before it reaches the image handling software in the computer CardBus PC Card PC Cards that comply
80. g value of the object parameters of the image 90 ThermaCAM Researcher 2001 Operating Manual The threshold temperature is described in Using a threshold on page 110 You may change more than one analysis function before clicking OK 7 8 9 Emissivity calculation The emissivity factor of an object can be calculated if you know its temperature and the temperature value is well above or below the ambient temperature Put for instance a box area on the object for which you know the temperature Select Emissivity Calculation from the right mouse button menu of the area Enter the known temperature and click on Calculate to view the new emissivity Press OK to accept and apply the new emissivity to the area Emissivity Calculation ARO1 Old emissivity New emissivity fi 00 Shown temperature 233 Known temperature Cancel OK 7 8 10 The result table window The result table presents measurement data from the IR image and from the analysis symbols You can switch on off the presentation of specific values from the settings dialogue reached by the right hand mouse button of the mouse 91 ThermaCAM Researcher 2001 Operating Manual The analysis tab Analysis E Position z Obj Par Image Label Min Max Max Min Avg Stdev Expression Result Image 71 443 51 3 LIOI 1 3 5 1 4 1 91 27 1 6 ARO 55 443 498 17 2 6 Delta2 1 43 0 lil marker arl
81. ght more of the sequence file is kept If you move it to the left less is kept Select whether or not you wish to copy the sequence to a new file and press OK You cannot undelete images that become removed Depending on the sequence size this operation may take several minutes The frame numbers of the images following the removed part will be resequenced The reduction works only if all the images are in the same sequence file seq 7 7 3 Avi Bmp Matlab FPF files from selected images Having selected some images you can convert them to other image formats by choosing Copy Selection from the Recording menu This dialogue will appear 75 ThermaCAM Researcher 2001 Operating Manual Copy Selection x Dutput directory c windows temp F Output name Output format A n TN Please set the output directory output name and options of preferred output format and press OK to start the copy Depending on the size of the selection this operation may also take several minutes You can read more about various output formats in Studying whole images on page 96 If you press the options button when the output format is Avi you will be able to set the Avi codec to other This in turn causes the Copy Selection dialogue to show the following dialogue when you press its OK button Video Compression x Compressor Cinepak Codec by Radius Cancel Compression Quality 100 al Configur
82. ght make mistakes when connecting these cables That cannot however harm the hardware Beware You must not use the serial port connector DSUB of the Break Out Box while the PC Card Interface is connected to it That could harm the camera The computer side of the PC Card Interface has to be treated with care since it is quite vulnerable to damage Please read Installing the driver software for the PC Card interface on page 16 as well 12 ThermaCAM Researcher 2001 Operating Manual 2 2 System parts ThermaCAM SC 1000 PC Card Interface This configuration is used for only one camera model ThermaCAM SC 1000 194091 Power 500 900 4 Breakout cable 5m 494257 15824 200 Break jca out cr i Dig LIE coa ED 194240 Pc PC PC card cable 2 5m Max 17 5m lt gt Extension Cable 194267 The extension cable may be 10m connected at A or B Figure 2 ThermaCAM SC 1000 PC Card Interface system parts e ASC 1000 Digital Interface Box 15824 200 with cables that connect to the SC 1000 battery connector digital output connector and remote connector e A BreakOut Box 194257 with a cable that fits into the SC 1000 Interface box e A PC Card Interface 500 194240 A PCMCIA standardised card with a cable that fits into the Remote connector on the BreakOut Box e A Power Supply 500 900 194091 A ThermaCAM 5xx battery pack can also be used
83. he play images tool bar Ffei ases e lE Gl alg 83505470 83424620 5540768 Top row e Show second row on off e Name of the current image You may type a name or number in this field e 7 VCR style playback buttons Stop in the middle e A control by which the replay rate is controlled means full speed from disk 2 means twice full disk speed i e every other image is not shown and 2 means half full speed e Auto rewind button 46 ThermaCAM Researcher 2001 Operating Manual e The lock temperature scale button e The lock object parameters button e The lock analysis tools button e The lock zoom factor button The lock buttons will when pressed down let you keep the same temperature scale object parameters analysis tools zoom factor for all images being replayed regardless of what is stored inside the images When you lift these buttons the information of the images will be used instead Second row e Current image time frame trig count e First image time frame trig count e Slider Move fast within your image sequence The first image is to the left e Last image time frame trig count The time frame trig count field depends on the Presentation selection in Replay Settings in the Recording menu It is either absolute image time relative time to first frame frame number or trig count e Set selection start e
84. he scale to the image on off 48 ThermaCAM Researcher 2001 Operating Manual e Lock span on off Changes apply only to the level The highlighted region in the sliders indicates the span of temperatures in the image By selecting Auto Adjust you will place the slider markers close to the ends of the highlighted area but still inside it A small part of the span is thus wasted 6 7 Shortcut keys Menu selections can be made from the keyboard Press Alt the key indicated on the menu line by an underscore This brings up the menu Then press the key indicated in the menu by an underscore to select that item In addition to the tool bars there are a number of shortcut keys on the keyboard by which important functions can be reached Ctrl A Auto adjust image Ctrl C Copy session and image Ctrl D Play recorded sequence Ctrl F Freeze Unfreeze image Ctrl 1 Open disk images Ctrl L Show live images Ctrl New session Ctrl O Open session Ctrl P Print Ctrl V Paste session Ctrl 5 Save session Ctrl R Autorewind mode on off Ctrl T Show the camera control Ctrl Tab Next main tab Ctrl Shift Tab Previous main tab Home First disk image End Last disk image F2 Play backwards 49 ThermaCAM Researcher 2001 Operating Manual F3 F4 Ctrl F2 Ctrl F4 Shift F2 Shift F3 Shift F4 Ctrl Shift F4 Ctrl Shift F2 Page up down Ctrl Page up down F5 F8 F11 F12
85. he serial port may also be occupied by another instance of ThermaCAM Researcher ThermaCAM Reserarcher does try to establish a connection with the camera using the serial communication port before trying to capture any images If you get the Connecting status text without any reply from the camera there could be cabelling problems or simply the wrong type of camera or connection type If you get a serial connection to the camera ThermaCAM Researcher says Connected but no image there might be some problem with the camera such as insufficient cooling or hardware or problems with the image flow i e cabelling problems or the wrong type of interrupt for the frame grabber or a computer memory window resource conflict Other PCI cards in the computer might be interfering with the frame grabber For more information on how to deal with these matters please check the InstHints document on the ThermaCAM Researcher CD ROM 32 ThermaCAM Researcher 2001 Operating Manual 4 Application software installation 4 1 Installing ThermaCAM Researcher ThermaCAM Researcher is designed to run on Windows 95 98 Windows NT 4 with service pack 3 or higher Windows 2000 or Windows Millennium When you insert the ThermaCAM Researcher CD ROM into your computer a window will appear from which you can start the installation of the application and of the NT 4 0 drivers You may already have installed the NT 4 0 or Windows 95 98
86. her Two approaches can be used in achieving these measurements Either you record images and extract the results while playing them back or you get the information directly from the live stream of images 100 ThermaCAM Researcher 2001 Operating Manual We recommend that you record images especially if the object you study is moving since it can be a tedious task to track the moving object with the analysis tools During the recording you will have to aim and mind the camera focus as well 7 9 1 Making measurements in playback While recording you often find that the conditions change It is quite natural to improve the temperature scale or the ambient temperature value while the recording is in progress This information is stored in the recorded images and can be retrieved during the playback Of course you can change the scale and the object parameters even when playing the images Then you can choose among the following temperature scales e The original scale of the recorded image the source scale e A calculated scale automatically adjusted to the image e A fixed scale This is controlled by one button on the standard tool bar and one on the play images tool bar Li eu If you click on the candle it will become depressed and a new scale will automatically be calculated for every new image as you play them If you click again on the candle releasing it or if you press down the lock scale button the current scale
87. hich is the imaging device During the installation of this device Windows 2000 will display a sign saying Digital Signature Not Found Answer Yes here The third and last device installed is the communications port 16 ThermaCAM Researcher 2001 Operating Manual How to update an existing driver Insert your PC Card Interface and your ThermaCAM Researcher CD ROM Remove the appearing CD ROM window Go to the Control Panel and open the System icon and select the Hardware tab Click on the Device Manager button Open Imaging devices and double click on the PC Card Interface and then select the Driver tab Click on Update driver Follow the instructions and when the wizard asks you what to do select the Display a list option and then click on the Have disk button to make Windows read the driver from the CD ROM Select the appropriate driver from the list 2 8 3 Windows 95 98 Millennium How to install the driver Insert the PC Card Interface into the card adapter Windows 95 98 ME will now detect the new hardware and display a New Hardware Found message together with a dialogue Insert the ThermaCAM Researcher CD ROM into your CD drive The CD ROM will show a window of its own but just remove that by clicking Exit If you have Windows 95 version A then select the alternative Driver from disk provided by hardware manufacturer and click OK otherwise follow the wizard guide You should hear a double beep from the co
88. hown If you get into connection difficulties here see About connection difficulties on page 59 for more information Note Do not remove the PC Card or switch off the camera while ThermaCAM Researcher is running unless you have selected Disconnect from the Camera menu first The Camera Information dialogue and the Camera Control panel are the two main ways by which you communicate with the camera Take a quick look at the Camera Information dialogue which can be reached from the Camera menu or by clicking on the Camera symbol to the right on the status line below the image It will probably show the name of the camera and that it is working Otherwise the reason of failure is displayed here or in the Device Status panel displayed if you click on the Interface symbol to the lower right of the program window Let s OK the Information dialogue and take a quick look at the Camera Control panel We will study it in more detail in the next sub chapters 52 ThermaCAM Researcher 2001 Operating Manual Let s examine the Measurement Range list Select a range which covers the expected measurement temperatures The range limits are blackbody temperatures so if your measurement target has a shiny surface with a low emissivity you will be able to make measurements above the range limits An image which is probably blurred is shown on the screen Otherwise press the candle tool button to get a better scale in the PC Some cameras ha
89. ing of images When you switch it off a warning will appear on the status field of the control This warning will become red if you leave it switched off for a long time 55 ThermaCAM Researcher 2001 Operating Manual 7 2 2 The SC 1000 Camera Control This control panel is used for ThermaCAM SC 1000 only Main Cam io Rec4 gt Measurement range Range 1 v Auto Span Focus Connected 99 Select a Measurement Range that covers the expected measurement temperatures If you press the Auto Span button on the Camera Control panel the camera will adjust its own temperature scale once to the current image The focus function will only work if the focus motor switch by the lens socket is in the R position The SC 10000 camera also has a Non Uniformity Correction NUC function available only through its Set up menus that you can use to improve the image quality The SC 1000 has a calibration file which will be unloaded from the camera when it is connected for the first time If you have the camera sent in for recalibration you have to initiate the unloading of this file again from the Info tab 56 ThermaCAM Researcher 2001 Operating Manual 7 2 3 The THV 900 Camera Control This control panel is used for Thermovision 900 Cameras THV900 LW IC2 DIG16 E3 THV900 TE PC Card Ed Caml Cam Dev Cami Cam2 Dev Connected Connected Measurement Range Came
90. ings dialogue mark the transparent isotherm check box 81 ThermaCAM Researcher 2001 Operating Manual Transparent isotherm is best viewed with a grey palette because the isotherm will always be presented in the image with red for above green for interval and blue for below If two isotherms of the same kind are present the latest added isotherm will be shown in yellow It is possible to change the isotherm level after it has been created You catch the level in the colour scale by pressing the left mouse button precisely on the level and pull it to where you want it to be Then release the left mouse button The interval isotherm can be changed in three ways You can catch it in the upper and lower ends changing them You can also catch it in the middle and move both ends at the same time Isotherm limits cannot exist outside the maximum or minimum temperatures of the scale Hence they will follow the scale limits if the span of the scale is reduced You can use two isotherms with different colours at the same time The temperature values of the isotherm are shown in the result table window or through OLE You can obtain the following values Temperature Width interval isotherm only and Temperature relative to the reference temperature The temperature value given for the interval isotherm is that of the upper limit The isotherm always uses the object parameters of the IR image 7 8 2 The spot meter tool This t
91. interesting formula you could try is spl temp 4 5 57033e 8 3 141592 W m 2 sr which calculates the blackbody radiance when the temperature is in Kelvin 5 57033e 8 means 5 57033 10 8 The command Change gives you the opportunity to change a defined formula Selecting a formula is done by clicking on it Double clicking it will open the Change Formula dialogue box directly The Delete button removes the selected formula Note Any text that follows the expression will be displayed as is in the field connected to the formula For instance your expression may be spl value dobj meters 88 ThermaCAM Researcher 2001 Operating Manual 7 8 7 Removal of analysis tools You remove analysis tools by pressing the removal tool in the analysis tool box down i e the red X You then move the mouse to an analysis tool and click to remove it All analysis tools including line cursors and isotherms can be removed in this way If you happen to press this button by mistake click on it again to deactivate the function In the Image menu there is a command that will remove all the active analysis tools formulas excluded at once All the active formulas may be removed by a separate command in the Image menu 7 8 8 Analysis tool styles and object parameters You can affect the way in which analysis tools appear in the image You can also change some of the object parameters used Press this button to bring up the Image Se
92. is applies to Windows NT 4 2000 only You must have Administrator privileges to carry out this work A stripe set in Windows 2000 called striped volume makes two or more physical disks appear as one single hard disk to the user Data is written evenly across the physical disks The usage of concurrent operations increases the speed of the disk T O and that is very important for burst recordings 3 8 1 Windows NT 4 0 stripe sets Note Information about a stripe set is kept in binary format in the Registry of your computer You cannot move the Windows NT 4 0 striped disks to any another computer and retain the data without moving this information as well Very difficult Partition the Burst disks in Windows NT 4 0 e Click on Start Programs Administrative Tools and Disk Administrator If Windows NT 4 0 asks if you want a disk Signature click on the Yes button e When the disk administrator has started click on SCSI Disk 1 press the Ctrl button and click on SCSI Disk 2 This will mark both disk 1 and disk 2 Make sure that no other disks are marked Open the Partition menu and select Create Stripe Set e On the Create Stripe Set dialogue click on the OK button Open the menu again and select Commit Changes Now On the Confirm dialogue click on the Yes button and press Yes again when asked to restart the computer Format the Burst disks in Windows NT 4 0 Start the Disk Administrator again and click on SCSI disk 1 both
93. is tools There is a Save As item in the Image menu that will do the job 5 In order to make ThermaCAM Researcher bother about the analysis of 9 these images in the future you have to release the Lock analysis symbols button for this session R It is also possible for you to lock the zoom factor if you like Each image can contain a different zoom factor By pressing this button you keep the same for all images If you change the zoom factor manually and forget to press the lock zoom factor button afterwards you will be asked Do you want to use your new zoom factor for all images 7 9 2 Plotting and logging measurement results Plotting is useful when you wish to illustrate temperature variation over time Just look at this graph which shows the temperature decline and increase of a hot and a cold cup of water 102 ThermaCAM Researcher 2001 Operating Manual 18 09 59 18 26 39 18 43 19 18 59 59 19 16 39 1989 06 18 Value Time 28 5 19 23 41 0 To get such a plot you would add two areas to the live image switch to the Plot tab and click on this button beside the plot table Use it to add the average result of the two areas to the plot graph Now you will find that the plotting starts immediately and at a very high speed Press this button to stop the plotting When the plotting has stopped you could start it again with this button but never mind that for the moment
94. ittle before releasing the mouse button This is indicated with a small arrow facing downward on those buttons 7 8 1 The isotherm tool An isotherm is a marker in an infrared image that highlights areas where the radiation from the object is equal The name isotherm can be misleading since it implies that equal temperatures are highlighted This is only true if the emissivity of the object is the same all over the image If you bring up the menu on this button you will see that there are five types of isotherms in ThermaCAM Researcher The most commonly used one is the interval isotherm It will highlight a temperature interval with a certain selectable width There is a marker in the colour scale to indicate the position of the isotherm The temperature measurement value associated with the interval isotherm is taken at the top of the isotherm regardless of how wide it is The Above isotherm will highlight all temperatures above a temperature value and the below isotherm the opposite Dual above and Dual below isotherms are an above below isotherm attached to an interval isotherm with a different colour The Dual isotherms highlight two temperature spans You activate the tool and set its level by clicking on the colour scale beside the image If the scale has been switched off in the Image Settings dialogue you have to switch it on again Isotherms can be viewed in a transparent mode Select the Analysis tab from the IR objects sett
95. ium eee 17 2 9 Optimising the driver installation eee eee esse esse cneeceeceeeeeeeeeeeeees 18 2 10 Troubleshooting the PC Card installation see 19 3 PARALLEL INTERFACE CONFIGURA TION eeeeeee eene ennt 21 3 1 System parts ThermaCAM SC Parallel Interface 21 3 2 System parts ThermaCAM SC 1000 Parallel Interface 22 3 3 System parts Thermovision 900 Parallel Interface 23 3 4 System parts Thermovision 1000 Parallel Interface 24 3 5 The parallel interface PI irria 25 3 6 Software limitations ettet heir et 27 3 7 PC recommendations tenter erri bee itp Pp eben 27 3 8 Creating stripe sets and formatting NTFS disks in Windows 28 3 6 1 Windows NT 4 0 stripe sets eese 28 3 6 2 Windows 2000 striped volumes eese 29 3 9 Installing the driver software for the 2 16 30 3 9 1 MULTTTSEHNCH Ip 30 3 9 2 Windows 95 98 ME 2000 3 10 Troubleshooting the frame grabber installation 31 ThermaCAM Researcher 2001 Operating Manual 4 APPLICATION SOFTWARE INSTALLATION ccscssssssesssssssseesees 33 4 1 Installing ThermaCAM Researcher sese 33 4 2 Where do the installed files go
96. k using a 15 second time interval Sub SaveIR Dim sess As Object Dim counter As Integer Set sess GetObject C Program Files Research Ole irs Counter 0 Do While counter lt 20 counter counter 1 sess RecordOneImage Application Wait Now TimeValue 00 00 15 Loop End Sub 7 6 How to play back images ThermaCAM Researcher does not only handle images recorded by the program It is also possible to show images taken directly from Thermovision 400 550 570 900 and 1000 AGEMA 550 570 Prism DS ThermaSNAP ThermaCAM PM 1X0 2X0 and 3X0 UltraCAM PM X95 ThermaCAM PM 525 545 575 595 675 695 ThermaCAM SC 1000 2000 and 3000 68 ThermaCAM Researcher 2001 Operating Manual Such images are received by ThermaCAM Researcher on disk When ThermaCAM Researcher is showing disk images the Play recording tool button on the standard tool bar is depressed 4 gt th There are several ways in which a playback of images can be initiated When a recording is finished you can press Play recording or on the recording toolbar press the button Play in a new window ii From the file menu you can select Open Session and read a session file from disk containing information from older already stored sessions containing recordings You can also copy and paste a recording session from one ThermaCAM Researcher window to another Furthermore you can drag and drop image files or a session file from
97. l appear Edit Formulas Click Add and another dialogue shows in which you define your new Formula 85 ThermaCAM Researcher 2001 Operating Manual Add Formula Eme 2 om sp1 temp arl avg The formula is generated automatically and identifies the formula uniquely In the Label field type a text describing your formula This label will appear in the result table window Now enter the expression of the Formula You may either type in the expression using the keyboard or use the buttons in the dialogue box When you click on any of the buttons the corresponding operator will be inserted into the expression Following are the operators that can be used 86 Operator Button E E E g ThermaCAM Researcher 2001 Operating Manual Operator Plus operator Minus operator Division operator Multiplication operator Power operator Parentheses used for grouping If you want to use other mathematical operators such as sinus select the appropriate function by clicking the Math button Following are the functions that can be used Function Name sqrt log log10 sin cos tan Asin Acos Atan Function Square Root Natural Logarithm Base 10 Logarithm Sinus Cosinus Tangent Arcsine Arccosine Arctangent 87 ThermaCAM Researcher 2001 Operating Manual Typically your Formula will contain reference
98. l emissivities for a variety of common materials are listed in the table below The values are meant to be used only as a guide and can vary depending on many different factors 35 ThermaCAM Researcher 2001 Operating Manual Metals and their oxides Aluminium Copper Tron Nickel Stainless steel type 18 8 Steel Other materials Brick Carbon candle soot Concrete Glass Oil Paint Paper Plaster Rubber 36 foil bright weathered polished heavily oxidised cast oxidised sheet heavily rusted electroplated polished polished oxidised polished oxidised common red dry chemical ware lubricating film thickness 0 03 mm film thickness 0 13 mm thick coating oil average of 16 colours white black Temp C Emissivity 20 0 04 20 0 83 0 94 100 0 05 20 0 78 100 0 64 20 0 69 0 96 20 0 05 20 0 16 60 0 85 100 0 07 200 0 79 Temp C Emissivity 20 0 93 20 0 93 35 0 95 35 0 97 17 0 87 20 0 27 20 0 72 20 0 82 20 0 94 20 0 07 0 90 20 0 86 0 90 20 0 95 ThermaCAM Researcher 2001 Operating Manual Skin human 32 0 98 Soil dry 20 0 92 saturated with water 20 0 95 Water distilled 20 0 96 frost crystals 10 0 98 snow 10 0 85 Wood planed oak 20 0 90 5 3 Finding the emissivity of an object We need to know the emissivity of an object in order to be able to calculate its temperature If on the other hand we know the temperature of the
99. le histogram and result table when analysis tools are moved around in the image The Get analysis option should not be used unless your images contain analysis tools that vary from image to image which normally isn t the case The Zoom factor makes it possible to temporarily enlarge the centre of an image 7 3 2 Transferring an IR image to ThermaCAM Reporter You can easily move your IR image to ThermaCAM Reporter Use the Copy session and image tool button or the same command of the Edit menu Then open ThermaCAM Reporter and paste the image into it 62 ThermaCAM Researcher 2001 Operating Manual 7 3 3 Transferring an IR image with OLE If you want to display your image in a program not designed for IR images you have to use OLE to make it visible Use the Copy session and image tool button or the same command of the Edit menu Read more about this in OLE in brief on page 114 7 4 How to trigger ThermaCAM Researcher from outside If your target is active only on certain occasions you might well want to tell the program when it should examine at the target Two functions in ThermaCAM Researcher work under such conditions The recording functions that collect images and the plotting functions that collect measurement results They can conditionally record or plot not only at certain times but also on external trig pulses The parallel interface has a trig input connector which is the default trig source In addition a f
100. lication for example Excel select Edit Paste Special You can also right click inside the histogram window and select Copy When pasting choose either Text or Picture Enhanced Metafile The Text option copies the histogram table contents and the Picture option copies the entire histogram in graphical format 110 ThermaCAM Researcher 2001 Operating Manual 8 Menu commands 8 1 The File menu This menu contains commands related to session files See Session files page 42 You can create new sessions open existing session files save the current session select a default session open add images to the current session see The open images dialogue page 69 print an image and leave the program You can also save the current tab as a bitmap file 8 2 The Edit menu This menu contains commands related to the clipboard See Transferring an IR image to ThermaCAM Reporter page 62 Transferring an IR image with OLE page 63 and Transferring single results with OLE page 93 or OLE on page 114 Pasting sessions into ThermaCAM Researcher is mentioned in How to play back images page 68 8 3 The View menu This menu lists all the tool bars the control panels and the status line of ThermaCAM Researcher Use this menu to hide and unhide them as you please See Program screen layout page 44 for a description of the tool bars 8 4 The Camera menu This menu contains a number of commands related to the connecting and controlling of th
101. limits will be locked kept for every new image If you release the right button by clicking on it again the original scale of the images is shown If you change the scale manually and forget to press the lock scale button afterwards you will be asked Do you want to use your new scale for all images The following options exist for the object parameters e The original parameters of the recorded images e New enforced object parameters This is also controlled from the play recording tools using this button amp If it is depressed the current object parameters are kept for all new images If it is released the original object parameters of the images are used 101 ThermaCAM Researcher 2001 Operating Manual If you change the object parameters manually and forget to press the lock object parameters button afterwards you will be asked Do you want to use your new object parameters for all images The images recorded by ThermaCAM Researcher do not contain any analysis tools Hence you have to add them while playing the images This is very well as long as the object of interest stands still You simply add the analysis and save it with the session file But what if the object is moving Should that be the case we recommend going through the images one by one moving reshaping the analysis tools for each image and saving them under the same name Thus forcing each image to contain its own set of analys
102. ly need to release the following button on the Play images tool bar in order to see the analysis tools stored in each image 8 95 ThermaCAM Researcher 2001 Operating Manual 7 8 16 Studying whole images Users of MatLab or Excel will find it convenient to be able to study images themselves The selection Save As in the Image menu leads to a dialogue in which the current image can be saved in various formats e MatLab format with one double precision value for each element of the image see Studying whole images with Matlab e FLIR Public Format File format with one single precision value for each element of the image see The FLIR Public image format e Bitmap format with or without analysis Can be used to view the images Csv format The temperatures of the whole image is stored in a text format that Microsoft Excel can read The character that separates the temperatures in the file is fetched from the Windows regional settings Note There is also the Save Tab As command in the File Menu which saves the current tab i e both the image and the adjacent graphs as a bitmap file 7 8 17 Studying whole images with Matlab ThermaCAM Researcher uses a simple Matlab matrix format The binary file begins with five 4 byte integers structure This is how it is described in C typedef struct MatLab file header level 1 0 long type 0 Intel type long mRows Image height long nCols Im
103. max 43 0 Analysis symbols having their own object parameters have their labels marked with an asterisk If the difference temperature option is available and checked in the settings dialogue then the reference temperature is shown on the first line in the Temp column Results affected by the reference temperature are displayed on two lines one line subtracted by the reference temperature and the other one as usual The expression and result columns present formulas and the result values The position tab This tab shows the coordinates for spots lines and areas All coordinates are relative to the IR image top left corner For a polygon area the coordinates are those of a circumscribed rectangle 25 Analysis t Obj Par e Image Label PosX1 PosYl PosX2 PosY2 Width Height CursorX CursorY SP01 170 74 SP02 45 122 SP03 190 186 LI01 14 29 284 214 271 108 93 LId2 20 206 237 3 218 58 1 6 AR01 78 25 213 170 136 146 ARI 172 71 258 166 88 96 The object parameter tab The IR image object parameters are always shown according to the settings dialogue Analysis symbols having their own object parameters are also shown Their labels are marked with an asterisk 92 ThermaCAM Researcher 2001 Operating Manual pg Analysis Positio Label Dist Amb Atm Trans Hum Ref Image 0 98 5 0 20 0 20 0 0 99 500 SP01 0 67 Ligi 0 87 3 0 AR01 0 75 The image
104. mpossible to do anything but restarting the computer Solution Live image presentation in MS Word should be avoided The lost disk space is recovered when the computer is restarted 9 2 6 Excel does not accept our numerical values Problem Under some circumstances the Excel cells will refuse to accept numeric values from ThermaCAM Researcher This is due to the fact that ThermaCAM Researcher will decorate the values with lt gt and signs if the temperatures are out of range Solution We recommend that you select a better measurement range in this case If that proves impossible there is a possibility for you to switch off these decorations altogether Then in the registry of your computer set the following parameter to 0 instead of 1 and restart ThermaCAM Researcher My computer HKEY CURRENT USERN Software FLIR Systems AB ThermaCAM Researcher XXXX Settings IllegalTempIndicator 0 9 2 7 Activate method gives run time error 1004 in Excel Problem When used on an embedded object in Microsoft Excel for Office 97 the Activate method under some circumstances gives runtime error 1004 This applies to many embedded objects not only ThermaCAM Researcher objects Solution We recommend that you either avoid activating the object or create the macro with an earlier version of Excel or update to Office 2000 which seems to work better 117 ThermaCAM Researcher 2001 Operatin
105. mputer indicating that the resource allocation was successful Windows 95 98 ME will then continue to install the second device which is the communications port Windows 95 98 ME will display a sign saying Unknown device which is quite all right During the installation of the second device Windows 95 98 ME may ask if you want to overwrite the communications port driver software provided by Microsoft Please do not replace the existing one During the installation of the third and final device the image device Windows 95 98 ME will again display a sign saying Unknown device How to update an existing driver If you have previously installed a device driver for a PC Card Interface you may now need to update your driver Insert your PC Card Interface and your ThermaCAM Researcher CD ROM Remove the appearing CD ROM window Go to the Control Panel and open the System icon and select Device Manager 17 ThermaCAM Researcher 2001 Operating Manual Open Multi function adapters and double click on the PC Card Interface and then select the Driver tab Click on Update driver Follow the instructions to make Windows read the driver from the CD ROM It takes a while for Windows to install the driver It may well happen that Windows does not find any new driver to load on the CD ROM This is quite OK if you already have the most recent drivers 2 9 Optimising the driver installation The optimising option is only available if th
106. nd on the scaling tool bar That function is called Auto Adjust It is sticky and will continuously adjust the scale to the image locally within the PC If you try to study targets whose temperatures are close to or even outside the measurement range it might happen that the image becomes noisy due to detector offset errors That is when you should use the External Image Correction function There is a button on the camera control panel and a camera menu item for this purpose Aim the camera towards a surface with a flat temperature close to that of the target Push the button The image will now be subjected to an offset correction so that every part of the image will get the same value as that in the middle Aim the camera towards the target again This correction will last until the next time you internally correct the camera image or run External Image Correction again At the bottom of the first tab there are three focus buttons Near focus auto focus and far focus Let s move over to the second tab on the Camera Control panel High noise reduction will blur the image of moving objects To improve image quality you can check the Slow motion objects check box if you are viewing slowly moving or still targets The Cooler button will switch on off the camera cooler The Auto shutter check box will switch on off the automated internal image correction This automated process can be disabled as it may affect the record
107. ndicating that they have something in common Such a sequence of IR images is recorded in an image directory either as separate files or in a single file This is a decision you take when you set the recording parameters When the recording is finished the sequence recording function assumes that you would like to replay and analyse the new images It creates a list of the image files concerned and keeps it until the next recording This list a group of names of image files in the same directory is what still keeps the sequence together You may change the list at will adding or removing file names but then the sequence concept is lost You can actually group any images you like into a fake sequence The only restriction is that they have to be stored in the same directory on the disk You do not have to include all the images of the directory Single file image recordings are normally quite large ThermaCAM Researcher has functions that will let you edit these files Then you are supposed to first open all images and then mark the images to be removed or copied as a selection 6 4 The image directory All the images of the same recording are placed in the same directory on disk We call it the image directory The full path name of the image directory is displayed in the program title bar You should set it when you determine the conditions for image recording or when you create a new image list out of pre recorded images 6 5 Sessi
108. ndow Then you won t see the whole graph until the plotting is finished e The temperature drift of the camera is important during long plottings No camera will be perfectly stable but you can improve the situation by running it until it reaches a steady state If you want to make plottings from images stored on disk please do like this to get the first image included in the plot Open the images via the Image Menu Place your analysis tools on the first image Add the tools to the plot table Set appropriate settings for this plot and clear the graph via the graph menu Open the images once again Forward play the images Backward plotting is not supported 7 9 3 Transferring plot data using OLE You can also right click inside the plot window and select Copy When pasting choose either Text or Picture Enhanced Metafile The Text option copies the plot table contents and the Picture option copies the entire plot window in graphical format 105 ThermaCAM Researcher 2001 Operating Manual 7 9 4 Transferring many image results with OLE If you want to study really intricate things like plotting the difference between two temperatures over time or correlating a temperature to some other entity such as pressure then you have to you use a spread sheet program capable of handling OLE Assuming that you have access to Microsoft Excel you should proceed like this Embed ThermaCAM Researcher in spreadsheet Insert g
109. nes grouping them and preparing them for analysis This involves either applying a correction to each individual image actually changing the file or using a standard correction replacing some parameter of the images but not changing the images themselves The standard correction is in this program often indicated by the word lock It is possible to lock the temperature scale lock the object parameters the analysis functions and lock the zoom factor This means for instance that you can apply your favourite temperature scale to an image by locking the scale and setting it to your favourite values The current image and the ones that follow will be presented with your favourite scale despite having another scale stored inside them When you unlock the scale the original scale of the image will reappear The actual analysis involves playing through the images once more taking values from the analysis tools of the images and comparing them to what was expected The analysis might be preceded by a conversion of some kind such as image subtraction The results of the study might become an important part of a research report a graph or a set of images supporting some vital conclusion 41 ThermaCAM Researcher 2001 Operating Manual 6 3 The list of current image files When you store images with ThermaCAM Researcher you can either store them one by one giving each image a characteristic file name or store them as a sequence thus i
110. object and it is far above or below the ambient temperature then the emissivity can be calculated from the shown faulty value of for instance a measurement area One way to measure the temperature is to use a thermocouple Another way is to put a piece of tape or paint of a known emissivity onto the object and make the camera measure the temperature in that way Use the emissivity calculation function of ThermaCAM Researcher to calculate and apply the new emissivity see Emissivity calculation on page 91 5 4 Ambient temperature This parameter is used to compensate for the radiation reflected in the object In some cameras it is also called Background temperature If the emissivity is low and the object temperature relatively close to that of the ambient it will be very important to set and compensate for the ambient temperature correctly 5 5 Atmospheric temperature humidity and distance These parameters are used to correct for the fact that radiation is being absorbed in the atmosphere between the object and the camera and the fact that transmittance drops with distance 37 ThermaCAM Researcher 2001 Operating Manual If the humidity of the air is high the distance very long and the object temperature relatively close to that of the atmosphere it will be important to set and compensate for the atmosphere correctly The distance is the distance between the object and the front lens of the camera The transmittanc
111. ol it is because your particular camera does not support that function The selected Measurement Range should cover the expected measurement temperatures The range limits are blackbody temperatures so if your measurement target has a shiny surface with a low emissivity you will be able to make measurements above the range limits The Image Speed control allows you to increase the speed by which images are captured in a high speed camera The speed by which they are grabbed by the PC frame grabber remains unchanged however This has the effect that the high speed image size is reduced proportionally so that each frame will contain more than one image Only under one condition when you record images at full speed into one single file will you be able to retrieve all the captured high speed images In all other cases you will only see the first image of each grab If you press the Int ernal Image Correction button on the Camera Control panel the camera will respond by making a rather heavy clicking sound when the internal shutter is pulled and adjust its own temperature scale once to the current image It is highly recommended to use the Int Image Correction function now and then since it improves the image quality Check the Auto shutter checkbox if you want an automatic internal image correction 54 ThermaCAM Researcher 2001 Operating Manual Note There is a related function in the Image menu on the standard tool bar a
112. on files You often need to be able to recreate particular situations such as an experiment during your work ThermaCAM Researcher uses session files for this purpose It stores for example the names of the currently open images in its session files They do however not contain the images themselves You will notice this if you save your session while looking at a frozen live image When the session is recreated the former live image is gone The full path name of the image directory is also stored in the session file 42 ThermaCAM Researcher 2001 Operating Manual If you move the images or try to reach them from another computer in which the image directory has another path you will have to correct this path in order to be able to see the images again Normally every recording of images would be ended with the creation of a session file It would usually be placed in the same directory as the images but that is not a requirement Later when you start analysing the images you pick up the session file add analysis tools or other settings to it and save it to disk again The session files do not contain any images or analysis results only file names and information about the program settings You may select a session file to become the default session This means that every time you start ThermaCAM Researcher or order a brand new session the default session settings and images will be fetched The Set Default Session command i
113. ool measures the temperature in one spot on the image and shows the result in the result table or beside its symbol in the IR image The results are also available through OLE You can obtain the following values Temperature Temperature relative to the reference temperature Emissivity Object distance and the image co ordinates of the spot meter Spot meters are called SP01 SPO2 SP99 You create a spot meter by first clicking on the spot meter tool button and then on the desired position in the image You move a spot meter by catching it with the mouse You press the left mouse button on top of the cross hair and drag it into the place you want The spot meter will then jump to that position 7 8 3 The flying spot meter This tool only measures the temperature at the mouse cursor and displays it beside the cursor in a tool tip window 82 ThermaCAM Researcher 2001 Operating Manual There is just one single flying spotmeter You can click with the left mouse button on the image to create fix spotmeters in that position if you like 7 8 4 The area tool This tool measures the maximum minimum average and standard deviation temperature within a chosen part of the image and presents these values in the result table window or beside its symbol in the image Results can also be displayed graphically in the histogram window The results are also available through OLE You can obtain the following values Minimum Maximum
114. or from the menu You can catch and drag the cursor with the left mouse button If you have plotted many results at the same time you will find it convenient to temporarily hide some of them by clicking on this symbol on the corresponding line of the plot table 104 ThermaCAM Researcher 2001 Operating Manual Q To inspect the graph in more detail zoom in and out using these three buttons The A button auto zooms so the data will fill most of the graph window If a particular part of the graph is more interesting you zoom into that part by painting it with the mouse Hold the left mouse button down while you move the mouse over the interesting part of the graph F3 To inspect the graph while plotting still is going on press this button It will prevent the plotting window from auto scrolling to the end as soon as new results arrive The scaling of the axes and many other settings such as colours and line widths can be changed if you bring up the settings dialogue with this button To save plot data in text format either log it while it is being plotted as described above or click with the right mouse button on the line in the plot table and choose Save from the menu If you intend to make long plottings there are a few things worth considering e Eventually the plotting on the screen will slow down the computer You can avoid this by switching off the auto scrolling and have the function plot outside its wi
115. ple links do not update in Word 9 2 5 Word consumes lots of disk space for live images 9 2 6 Excel does not accept our numerical values esee 117 9 2 7 Activate method gives run time error 1004 in Excel sss I 11 INDEX Qu ThermaCAM Researcher 2001 Operating Manual 1 General 1 1 Introduction This is the user s manual of ThermaCAM Researcher 2001 We are convinced that this program will be a useful tool when you explore the fascinating world of Infrared Imaging and Measurements ThermaCAM Researcher has two hardware configurations a PC Card camera interface and a Parallel camera interface Both interfaces are used for several types of cameras The manual covers both configurations and all cameras Please make sure that the information you read is about the right camera with the right type of camera interface In the manual you should be able to find detailed answers to these three types of questions What kind of hardware and software is used How is it to be installed e What is the software and Thermography like in general e How should I use ThermaCAM Researcher to get some particular result Since this is more like a reference manual than a tutorial there will be rather detailed answers to those questions It means that you probably only will study the manual in parts from time to time If you need th
116. r and duplicate names are removed This gives you the possibility to arrange the list of names as you like You should use mouse clicks in combination with holding down the Shift or Control keys in order to manipulate the highlighting of the lists You may add both single images and image sequence files to the left list at the same time although it is probably not very common practice 71 ThermaCAM Researcher 2001 Operating Manual When pressing OK you select all the image files in the list to the left for playback by ThermaCAM Researcher This action activates the Play images tool bar 7 6 2 The play images tool bar When disk images are being replayed this tool bar is displayed F 1075 14 laas 83536192 8 34 24 620 Lond 83640768 It resembles the controls found on ordinary video tape recorders quite a lot You can step forward and backward one image at a time You can play your images in any direction fast or slowly or jump to the end beginning of the images You set the replay rate by the 1 control means full speed from disk 2 means twice full disk speed i e every other image is not shown and 2 means half full speed You can double click on the control to make it return to 1 speed These two buttons let you select one part of the current images Press the left one when you are looking at the first leftmost image to be selected Pre
117. ra info 30 80 C Motor power Filter Cassette On Cassette 1 C of Filter Stendby Frame rate Normal C High There is a Cassette selection which must be set to the number of the cassette actually installed in the camera a Filter selection which reflects the IR filters of that cassette and a Measurement Range selection The Measurement Range selection is tightly coupled to the two others If you change them the measurement ranges will change accordingly The range should cover the expected measurement temperatures The range limits are blackbody temperatures so if your measurement target has a shiny surface with a low emissivity you will be able to make measurements above the range limits Ideally you should make your proper Cassette Filter Range selections immediately but it is often easier to select a measurement range which is well suited to the surroundings first and then set the proper range afterwards It makes it easier for you to focus the camera The Motor power switches control the camera horizontal and vertical scanning mirror motors On stirling cooled cameras you may also put the cooler in standby You can set the frame rate to 30 Hz by selecting the high frame rate option The number of lines will decrease when the frame rate is high The scanner use the high frame rate as long as the power is on or until you select normal frame rate again After a pow
118. ree COM port or a LPT port can be used as the external trig source These are mainly intended for usage with the PC Card Interface The external trig increments a trig counter which is stored with each image The value of this counter can be displayed in the Play Images tool bar and the result table For COM or LPT trigs the counter only counts one trig pulse per image The source for the external trig is selected from the Dev tab or the Recording Conditions dialogue in the camera control panels External trig using the parallel interface Please see The parallel interface PI on page 25 External trig using the serial port This trig source option uses the CTS input line on a free COM port The COM port has an RS232 electrical interface Trig input using COMI COM2 COM3 and DSUB 25 Transition Low 3 V to High 243 V trig Pin 5 Trig Input Close pin 4 and 5 to trig DSUB 9 Transition Low 3 V to High 243 V trig Pin 8 Trig Input Close pin 7 and 8 to trig 63 ThermaCAM Researcher 2001 Operating Manual Please review the RS232 specification for a more detailed description of the electrical interface External trig using the printer port The printer port LPT option is only available on Windows 95 98 ME platforms This trig source option uses a control signal on a free LPT port The LPT port has a TTL electrical interface Trig input using LPT1 or LPT2 DSUB 25
119. s in the File Menu Should you wish to avoid reading the default session please press the keyboard shift button while ThermaCAM Researcher starts You deselect the default session by opening the default settings dialog and pressing the Cancel button 43 ThermaCAM Researcher 2001 Operating Manual 6 6 screen layout sjo Phe A BEL Ch D jm Come js pori D a zz mp ae a t c m pe _ ajy ses eE en l E Position 1 Obi Par D image ia rr xD I EST x zait ahi To mun sje ese o There are several layout options available These are controlled by tabs in the bottom part of the ThermaCAM Researcher window You can see combinations of the IR image the profile the histogram the plot and the result table windows All tabs have an IR image with a temperature scale in the top left corner You cannot reposition the windows within the tabs but you can catch and move the splitter bars that separate the windows thus increasing or diminishing the relative size of each of the windows You can copy the whole program window to the clipboard by pressing the Alt PrintScrn key buttons You can also save the current tab as a bitmap by the command Save Tab As in the File Menu The program can only show one image at a time On the image the analysis tools are displayed The results
120. s information says Connected but no live image is shown If you are using a ThermaCAM SC 1000 please check that no Maintenance Required information is displayed in the camera viewfinder If you accidentally have put the SC 1000 in Setup mode it can also cause this problem Further information Your problems may be related to the hardware installation Please read more about it in Troubleshooting the frame grabber installation on page 31 or Troubleshooting the PC Card installation on page 19 59 ThermaCAM Researcher 2001 Operating Manual 7 3 How to display an IR image 7 3 1 Obtaining a good IR image In order to get a good image from the camera you should establish a connection select an appropriate measurement range auto adjust it and focus it as described in the previous chapters No matter if you have a live image a frozen image or a disk image you should now consider the object parameters emissivity ambient temperature atmospheric temperature relative humidity of the air the distance and the external optics transmission and temperature They describe the physical properties of the body of interest and its environment and the atmosphere between the object and the camera You can reach them via Settings in the Image menu or this button l Analysis Units Text Comment Image Scale Object Parameters 3 essere Emissivity 0 92 Atmospheric poo Dist fo temperature ist
121. s to other sources of data such as measurement functions of IR images To select a data source click the Connect button A dialogue will appear Select the Object and Value and click OK This will insert a reference address into your expression The address will be substituted with the actual value when the Formula is used For the example above with the spot and area items you would do the following to add a Formula that is defined as the subtraction of the spot temperature and the area s average temperature e Type a suitable label for the formula in the Label field such as Spot Area e Click the Connect button Select Spot from the Object list and Temperature from the Value list and click OK This will insert the address spl value into your expression e Click the button labelled This will insert a minus sign into your expression e Again click the Connect button This time select the Area from the Object list and Average temperature from the Value list and click OK Your expression should now read sp1 temp arl avg You may also specify the precision of the formula i e the number of decimals with which the result of the formula will be displayed Do this by selecting the appropriate value from the Precision list You can use 0 5 decimals Once finished press the OK button This brings you back to the Formulas dialogue To add more formulas repeat the procedure Another
122. shown in the Image Slider control z 7 7 1 Removing Copying all selected images Having selected some images you can choose Remove Selection from the Recording menu Then you will be prompted to confirm it is the right selection You cannot undelete images that become removed Depending on the sequence size this operation may take several minutes The frame numbers of the images following the removed part will be resequenced Removing images only works if all the images are in the same sequence file seq Instead if you choose Copy Selection from the Recording menu and then choose output format Seq you may select a directory and enter a file name for the new sequence file Depending on the size of the selection this operation may also take several minutes Copying images in this way only works if all the images are in the same sequence file seq 7 7 2 Removing Copying some selected images Having selected some images you can also choose Reduce Selection from the Recording menu This dialogue will appear 74 ThermaCAM Researcher 2001 Operating Manual Reduce size Ea Current Destination Size 4 46Mb Size 2 31Mb Frames 23 Frames 15 File name c windowsNtemp D emo seq 1 60 th 59 60 th Remove 1 in 2 frames Action Copy to new sequence file C Remove from current sequence file Cancel If you move the slider in the centre of the dialogue to the ri
123. sion files do not contain any images as such and no analysis results from the images Link A connection between two documents Linked item Or linked object In OLE an item in a compound document whose data is stored in a separate file rather than in the document s file A linked item must be edited in a separate window See also embedded item Object A much too frequently used word meaning either the motif of the IR image something in a screen window possible to activate by the mouse or a chunk of data that can be transferred between programs 121 ThermaCAM Researcher 2001 Operating Manual Object parameters A group of values describing the body being investigated the object and its surroundings The values are used in a calculation which computes the amount of radiation actually coming from the object Compensations are made because the atmosphere between the object and the camera absorbs and emits radiation and radiation being reflected in the object can reach the camera The object parameters are Emissivity Ambient temperature Atmospheric temperature Relative humidity Distance External optics temperature and External optics transmission In addition to these there is also the Estimated transmission parameter which mainly is used when atmosphere does not consist only of air OLE Stands for Object Linking and Embedding A way to transfer and share information between applications Linking and embedding
124. sources Installation problems such as only partly successful device driver installations are also rather frequent Not to mention plain cabling problems 19 ThermaCAM Researcher 2001 Operating Manual This fairly simple troubleshooting scheme may help you locate your problem When you insert the PC Card Interface you should hear a happy sound If you don t hear any sound at all or a sad sound there migh be something wrong with the PC Card Adapter or its BIOS settings or the installation of the drivers or a resource conflict If you get a happy sound but ThermaCAM Reserarcher says Disconnected one might still suspect the device driver installation Only the presence of the first out of three device drivers is required to get a happy sound Other possibilities are a resource conflict or that another instance of ThermaCAM Researcher already is connected to the camera ThermaCAM Reserarcher does try to establish a connection with the camera using the serial communication port before trying to capture any images If you get the Connecting status text without any reply from the camera there could be cabelling problems or problems with the BIOS settings for the PC Card Adapter or simply the wrong type of camera or connection type If you get a serial connection to the camera ThermaCAM Researcher says Connected but no image there might be some problem with the camera such as insufficient cooling or h
125. sparent material through which the camera is looking at the body being studied The program can compensate for the temperature and IR transmission properties of this material but not for reflections that appear in its camera side surface Frame grabber Piece of hardware that captures images from an electrical stream of bytes 120 ThermaCAM Researcher 2001 Operating Manual In place activation Or in place editing visual editing The ability to activate an object within the context of its container document as opposed to opening it in a separate window IR The infrared waveband in the electromagnetic spectrum Roughly about I to 50 um wave length IR image file MG ANA TIF T W SEQ Extensions for files containing an IR image in digital format Most IR image files contain a substantial amount of information about the image in addition to the IR value of each pixel The IR values are mathematically transformed to temperature before any measurement or display is made t w stands for tmw tgw and tlw ThermaCAM Researcher session file IRS File extension used for ThermaCAM Researcher session files containing most of the settings related to a particular run of ThermaCAM Researcher If you save your work in a session file you should be able to come back to the same state when retrieving the file The most important element of the session is its list of current image files and the name of their directory The ses
126. ss the right one when you look at the last rightmost image to be selected A blue indicator will mark your selection in the control When you have marked a selection the to end to beginning buttons will instead jump to the next mark and the autorewind button will change its behaviour Printouts can be made based to the selection and in the case of a sequence file being displayed editing of this file can take place You can remove the selection by choosing Clear Markers in the Recording menu This button enables Autorewind mode If a selection is made it will be repeated continuously when replayed If no selection is made or AutoRewind mode is set to All images the whole sequence is repeated The text field to the left shows the name of the current image in the sequence This field can be edited if you click in it You may write e A file name including the extension present in the list 72 ThermaCAM Researcher 2001 Operating Manual e The number of a particular image 1 signifies the first image e A relative number 5 means five images ahead 12 means twelve images back Hit Enter on the keyboard to finish the editing For information about associated shortcut keys see Shortcut keys on page 49 all S45 f These four buttons control how the program behaves when you switch from one image to another Read more about them in Making measurements in playback on page 101 7 6 3 The Repl
127. surroundings becomes reflected in the object Moreover radiation from the object and the reflected ambient radiation are influenced by the absorption in the atmosphere and in any external optics it passes through To measure temperature accurately it is therefore necessary to compensate for the effects of a number of different radiation sources The following object parameters must be supplied e Emissivity e Distance e Ambient temperature Relative humidity of the air e Atmospheric temperature External optics transmission and temperature 5 2 Emissivity The most important object parameter to set correctly is the emissivity which in short is a measure of how much radiation is emitted from the object compared to that if it were a perfect blackbody Normally object materials and surface treatments exhibit emissivities ranging from approximately 0 1 to 0 95 A highly polished reflective surface falls below 0 1 while an oxidised or painted surface has much higher emissivity Oil based paint regardless of colour in the visible spectrum has an emissivity over 0 9 in the infrared Human skin exhibits an emissivity close to 1 Non oxidised metals represent an extreme case of almost perfect opacity and high specular reflectivity which does not vary greatly with wavelength Consequently the emissivity of metals is low only increasing with temperature For non metals emissivity tends to be high and decreases with temperature Typica
128. t Object gt ThermaCAM Researcher Session and write an Excel macro in VBA Visual Basic for Applications It will open the right session file in ThermaCAM Researcher and in a loop read the desired measurement values from each image and put them in a pair of columns of cells Then use the Chart Wizard of Excel to create a graphical presentation Here is an example of such a VBA macro Sub PlaySequence_Click Dim sess As Object Dim row As Integer Dim col As Integer row 1 col 10 Get a reference to the ThermaCAM Researcher object Set sess Worksheets Sheet1 OLEObjects Object 1 Object Move to the first image in the session sess GotoFirstImage Start a loop that iterates through all images in the session Do While True Store IR image time and spotmeter temperatures in the cells Worksheets 1 Cells row col Value _ sess GetNamedValue spl temp Worksheets 1 Cells row col 1 Value sess GetNamedValue sp2 temp Leave col 2 for the difference sp02 spol Y Worksheets 1 Cells row col 3 Value sess GetNamedValue time If sess IsLastImage Then 106 ThermaCAM Researcher 2001 Operating Manual Exit Do End If Load next image in the session and increment the row counter sess StepForward row row 1 Loop End Sub 7 10 How to study temperature profiles 7 10 1 Obtaining a profile Temperature profiles are use
129. t indicate to which serial port the cable from the parallel interface box is connected When you are using the Parallel Interface you have the option of specifying the serial port or letting ThermaCAM Researcher find it for you recommended 51 ThermaCAM Researcher 2001 Operating Manual 7 2 How to connect and control the camera In order to be able to show a live image ThermaCAM Researcher has to establish a software connection to the camera The status information of the Camera Control panel will reveal if the program is trying to connect to the camera or not If it says Disconnected you will have to order a new connection by selecting Connect from the Camera menu If ThermaCAM Researcher is showing a disk image you will have to select Show Camera Image from the Camera menu or press Ctrl L or push this tool button to make the program consider connecting to the camera and displaying its image The purpose of doing these soft connections disconnections is that it enables you to run two or more copies of ThermaCAM Researcher You can disconnect the camera from one copy and connect it to another instead After the connection is established it may still take some time before the logo image disappears The camera has to run for a while before its detector is cool enough to produce a live image The first time a SC 1000 camera is connected a large calibration file will be unloaded from the camera before a live image can be s
130. ting is described in Plotting and logging measurement results on page 102 113 ThermaCAM Researcher 2001 Operating Manual 9 OLE tricks and tips 9 1 OLE in brief 9 1 1 Copying information to other applications If you want to copy information in ThermaCAM Researcher to another application you must first copy the data and put it on the clipboard There are two commands on the Edit menu you can use Copy session and image which will copy the session and the entire IR image and Copy value which will load a dialog where you can select the information you want to be copied You can also copy data from the result table from the histogram window from the profile window and from the plot window to the clipboard Right click in the corresponding window and select Copy To control how information is pasted use the Paste Special command on the Edit menu in the receiving application 9 1 2 Linking into other applications Create a link e Start ThermaCAM Researcher as a standalone application e Save the session as an irs file e On the Edit menu click Copy session and image to copy the IR image to the clipboard e Alternatively click copy value and select the value to copy In the other application click where you want the linked ThermaCAM Researcher Image to be placed e On the Edit menu click Paste Special e To paste as a link select the Paste Link option and Picture Object e Click OK 114 ThermaCAM
131. tion and suitable SCSI disks and software see Software limitations on page 27 you should be able to get a full burst recording rate if you e Check the Sequence File Images in one file checkbox in the Recording Conditions dialogue e Do not run any program that consumes processor power at the same time for example fast find 67 ThermaCAM Researcher 2001 Operating Manual e Do not run any program that consumes lots of memory such as the Office programs at the same time e Do not let the local area network connection interfere Pull the plug e Do not let the screen saver lock screen software interfere In short don t let the computer do anything else at the same time When you use an external trig to control the burst recordings these restrictions have to be observed even before the actual start ThermaCAM Researcher will capture all images in advance in order to be able to store the trigged image s 7 5 4 OLE Automation recording of images If you intend to record images at a slow or irregular rate or wish to do switch off on the Stirling cooler or to perform an Internal Correction of the camera before each shot then OLE Automation controlled recording will be your natural choice You need to have another program available with a Visual Basic for Applications VBA macro language capability that can give orders to ThermaCAM Researcher Here is an example for Microsoft Excel in which 20 images are recorded to dis
132. tional to the amount of radiation sensed by the camera detector it can be used for comparative radiation measurements within the same measurement range for the same camera If you intend to use it in some other way you have to provide a calibration of your own Some measurements such as the standard deviation produce a result which best could be described as a Difference Temperature or Difference Object Signal They involve a subtraction which cancels out the existing absolute level A standard deviation of 2 5 at 25 C is the same thing as a standard deviation of 2 5 at 50 C In such cases the units DeltaCelsius dC DeltaFahrenheit dF DeltaKelvin dK and DeltaObjectSignal dOS apply 39 ThermaCAM Researcher 2001 Operating Manual 6 About the program 6 1 Basic principles for ThermaCAM Researcher The main purpose of this program is to deal with live IR images arriving through a Camera interface It can also receive IR images from other media such as PC Card hard disks from ThermaCAM cameras The program can make studies on high medium slow speed thermal events depending on the hardware configuration It can show IR images record them on disk and analyse them afterwards during their replay It can provide measurement result values directly from the live stream of images too but only for the images you decide not to record The measurements are made with the following analysis tools isotherm spotmeter area
133. to the new 32 bit version of the PC Card Standard 118 ThermaCAM Researcher 2001 Operating Manual Clipboard An area of storage or buffer where data objects or their references are placed when a user carries out a cut or copy operation The data is then usually pasted into other applications Control panel Windows with buttons list selections check boxes and so on with which you can control some particular thing for instance a camera Your actions you have an immediate effect Compound document Or container document A document within an OLE container application that contains data of different formats such as sound clips spreadsheets text and bitmaps Each piece of integrated data or compound document object can exist within the compound document as a linked item or an embedded item Computed transmission The program will attempt to compute the transmission of the atmosphere if it is air based on facts about its temperature humidity and the distance to the body being studied The value is used in compensating for the effects of the atmosphere on the radiation passing through Dialogue window A window meant for interaction with the user It can be equipped with tabs buttons text input fields list selections check boxes and so on There is an OK button which you have to press in order to activate your changes and a Cancel button by which you can discard them Directory A system file used to maintain
134. ton The flag button is always active during a recording e After XX stored image s Fill in the number desired like this 88 e After time interval 55 Fill in a time like this 00 10 00 e Atkey trig F5 e At external trig plus a specified delay for example 00 00 05 For more information about how to connect an external trig see How to trigger ThermaCAM Researcher from outside on page 63 Recording on external trigs is very hard work indeed for ThermaCAM Researcher Your computer may appear to respond slowly while these recordings are in progress You might find it a bit difficult to get your recording conditions right if your camera is capable of producing images at a higher speed than the 50 60 Hz set by the video standard At the higher speeds the camera puts several images into every normal speed image sent to the frame grabber The frame grabber will still grab its images in the normal way throwing away the extra information sent by the camera You will only get hold of the high speed images when using at highest speed recording and the into one file option If your recording will last for a very long time it might be a good idea to control it by OLE Automation instead 7 5 3 Full burst recording of images Only when you are using full burst recording can you grab store and study every image captured by the camera except for the old Thermovision 1000 If you have the parallel interface configura
135. ttings dialogue window or select Settings from the Image Menu Ea The Analysis tab looks like this 89 ThermaCAM Researcher 2001 Operating Manual Image Scale Object Parameters Analysis Units Text Comment uei C Label Own Object Parameters Emissivity 1 00 Blank Distance 05 Solid label Number of histogram classes Threshold dE Transparent isotherm First use the list in the top left corner of the dialogue to select the appropriate analysis tool Then write some short descriptive name in the text field below unless you think that LIO1 will do This text will be shown beside the analysis symbol Further down the dialog there is a list box that allows you to display one measurement result beside the analysis symbol If you click in the Solid label box the text beside the symbol will be shown on a black background This increases the visibility but hides more of the image You can also change the colour of the analysis symbol in case it happens not to be visible enough Frequently the object emissivity or distance is varying between different parts of the IR image All analysis tools except the isotherm can be forced to use their own values on these object parameters Click in the box to the left of the parameter to enable the function and fill in the desired value to the right The value shown before was the correspondin
136. urements are made relative to the reference temperature that you can enter in the dialogue window Image Settings in the Image menu the Object Parameters tab Relative measurements are only available for some camera types The analysis tools work both with live images and recorded images The analysis tools are applied by activation of one tool button at a time These are in this tool bar amp x o o a t x When you click on one of these buttons except the formula button it will stay depressed until you have drawn the analysis tool inside the IR image or the colour scale If you change your mind click on the button again and it will pop up 80 ThermaCAM Researcher 2001 Operating Manual If you hold the Ctrl button of the keyboard down while placing the tool on the image the button will stay down and you will be able to continue adding another tool of the same kind The removal button works in the same way Once the symbols have been drawn you get the opportunity to bring up a menu for each symbol by hovering with the mouse cursor above the symbol and clicking with the right mouse button The symbol will respond by changing its colour and the mouse cursor when you can catch it Formula results are not presented in the IR Image instead they are available in the result table plot and through OLE functions Three of the tool buttons are equipped with menus that you can activate by moving the mouse a l
137. ve their own ways of adjusting the image and improving its quality See the appropriate camera control description below E Aim the camera onto the target Time to focus the camera You can either use the focus buttons on the Camera Control panel or the two buttons below found on the Standard Toolbar You also have the option to use the F11 F12 keys EA Hold down the button in order to run the focus motor of the camera towards infinity or towards the lens Release the button when the focus is OK or rather slightly before There is a small delay before the focus motor stops If you are satisfied with your image you can freeze it by pushing this button on the standard tool bar or pressing Ctrl F or F8 If it is an interesting image you had better save it on disk right now If you leave the program without first recording the image the image is lost See How to record IR images on page 64 53 ThermaCAM Researcher 2001 Operating Manual 7 2 1 The THV 500 Camera Control This control panel is used for ThermaCAM SC 500 ThermaCAM SC 2000 ThermaCAM SC 3000 and similar camera models Cam Cam Dev Red gt Cami 2 Dev Red gt Connected Connected Measurement Range Cue InS 20 80 C NOF Noise Reduction Image Speed 50 Hz Normal Int Image Con Ext Image Corr Slow motion objects Focus Cooler Off Auta shutter If some button is disabled on your camera contr
138. ver change the class interval limits that always are determined by the current IR image scale Those parts of the area line that fall outside the IR scale are included in the overflow underflow classes 109 ThermaCAM Researcher 2001 Operating Manual If you want to be able to see and compare two histograms at the same time you must switch the histogram window over to dual histogram mode Afterwards you can select two analysis tools for display at the same time 7 11 2 Using a threshold Let s suppose that you are not interested in the full temperature distribution of a line area just in getting to know how much of it that has been sufficiently heated or cooled Then the threshold function will suit your purpose You can associate a threshold with a line area from the Analysis Tab of the IR image settings or the General Tab of the Histogram Window Settings and obtain the desired percentage from the Result Table Window or the Histogram Window if you switch on its presentation The threshold can also be displayed in the histogram bar graph Temperatures that are equal to the threshold temperature are counted as below the threshold The threshold does not have to coincide with any class limit of the histogram window 7 11 3 Transferring temperature distribution data using OLE The histogram of each line or area is available in table form if you select Histogram from the Copy Value dialogue of the Edit Menu In the receiving app
139. wo striped SCSI disk for image storage Please read Installing the driver software for the IC2 DIG16 on page 30 as well 22 ThermaCAM Researcher 2001 Operating Manual 3 3 System parts Thermovision 900 Parallel Interface 194091 Power 500 900 Power 500 900 Optional ext trig A C3 194441 500 fl pw 500 900 d 900 232 422 Cable T2P 2 5m 194451 908618 1 194452 1 8 IC2dig16 Max 50m 193424 Extension Cable may be connected at A or If Extension cable 7 5m retainer bolts are Figure 7 Thermovision 900 parallel interface system parts e IC2 DIG16 frame grabber inside the PC from Imaging Technology Inc in USA A PClI standardised card with a 44 pin DSUB cable that fits into the side of the Parallel Interface PI A standard RS 232 C cable that connects a serial port in the PC with the Parallel Interface e A Parallel Interface PI 500 900 box 194 441 e A Power Scanner cable 194 451 A Power Scanner 900 box 194 261 Two Power Supply 500 900 units 194 091 e An optional Extension Cable 193 424 e The ThermaCAM Researcher CD ROM not shown including PC driver software e desktop computer with two striped SCSI disk for image storage Please read Installing the driver software for the IC2 DIG16 on page 30 as well 23 ThermaCAM Researcher 2001 Operating Manual 3 4 System parts Thermovision 1000 Parallel Interface

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