SmartSoft v3.1 User Manual
Contents
1. SENSE THE FUTURE eee SmartSoft v3 1 User Manual Document Ref 3100 3008 B Document Date 24th May 2013 Approved by This information herein is the property of Smart Fibres Ltd and is to be held strictly in confidence by the recipient No copy is to be made without the written permission of Smart Fibres Ltd Disclosures of any of the information herein is to be made only to such persons who need such information during the course of their engagement or employment at Smart Fibres Ltd or under the written authority of Smart Fibres Ltd Any patent applications patents and or design applications registered designs or copyrights arising from or contained in the information herein shall be considered the property of Smart Fibres Ltd and as such are subject to the aforementioned obligation of confidence on the recipient UKAS Smart Fibres Ltd Brants Bridge Bracknell RG12 9BG United Kingdom E Email info smartfibres com Web www smartfibres com Tel 44 1344 484111 Fax 44 1344 486759 Directors C Staveley A Melrose Registered in England 3563533 VAT Registration No GB723426060 Registered Office 141 Dedworth Road Windsor Berkshire SL4 5BB United Kingdom Certificate No LRQ 4003532 1 Installatnon 0 ccc ccc cc ccc ccccccecccceccecceccecuecceaueceeecnecnecueguecueateneeneeneenecnesutsneauecueceeneenesneaneas 5 Ee GAC Cn T EEA 5 FBK ACU O E Ds IDaSIC lee Ee ae e UM laD EE 7 3 2 Basic2. to save the settings Page 30 24th May 2013 3100 3008 B After using SmartScan to reconnect to a Local Area Network select Obtain an IP address automatically 7 2 DIAGNOSTIC OUTPUT The serial port communicates various diagnostic parameters via RS232 It is primarily used by Smart Fibres service personnel and should not be used by the user unless guided to do so by a Smart Fibres engineer 7 3 CONFIGURATION OF TIME OF FLIGHT CORRECTION In order to configure correctly the time of flight correction a plug in called tof setup plug in needs to be executed The plug ins tab can be activated by pressing the Plug ins button located top right of the SmartSoft Interface then the tof setup plug ins can be selected from list on the left of the main screen as shown in the picture below Connected to 136444 192 168 44 51 d Data processing rate 500 00 Hz SENSE THE FUTURE STOP Refresh plugin list Create new Config file 1 Plugins Edit Config file FFT plug in a Delete Config file seed S see Select Confi file to use L SESE mechani din eee po fo po po jpo fo po po po po po oo oo jo To create a new time of flight profile you need to follow this procedure 1 Click create new config file 2 Write a file name into the box New file name for example delay line test 3 Fill the boxes in the Distance m table with the distance of each sensor from the SmartScan in metr
3. 0000 T ChoiGri0 Ch01Gr11 eee 1543 3500 Ch01Gr11 Ch01Gr12 Ch01Gr12 Ch01Gr13 1556 0000 1543 3495 Ch01Gr13 Ch01Gr14 Ch01Gri4 Ch01Gr15 1555 0000 terete Ch01Gr15 Ch01Gri6 Ch01Gr16 1554 0000 1549 3485 s g SE 1550 1160 1541 5000 SE Ch01Gr07 1550 1140 1541 0000 Ch01Gr02 See geg 15405000 Ferma r r Ch01Gr10 erst 1540 0000 Ch01Gr05 C ChG 1550 1080 ae IT Cho1Gro6 Ch01Gr12 1550 1060 Ch01Gr07 Ch01Gr13 D GE GEN ChO1Gr08 Ch01Gr14 1538 5000 Ch01Gr09 Cho1Gri5 EE 1538 0000 E Reg Ch01Gri6 1550 1000 E Choi6r11 dl Ch02Gr01 1550 0980 1537 5000 Ch01Gr12 Ch02Gr02 SE E Ch01Gr13 Ch02Gr03 Ch01Gri4 Ch02Gr04 1550 0940 1536 5000 T choieris Cragg 1550 0920 1536 0000 OT Illustration 4 Basic acquisition Charts tab The Y axes of the graphs are set to auto scale If required they can be locked by right clicking on the desired axis and de selecting AutoScale Y The upper and lower limits of the locked axis can then be selected and adjusted To finish the Acquisition session press Exit Data Acquisition or choose another panel from the main controls Having mastered the Basic Acquisition the user may now explore the Enhanced Acquisition and associated Instrument Set Up tabs Alternatively to close the entire SmartScan suite press the Quit button Page 8 24th May 2013 3100 3008 B 4 INSTRUMENT SET UP Instrument Set Up is used to enable Enhanced Acquisition and allows the powerful features
4. 16 Sensor dialog box Coefficients page If the sensor requires constant coefficients enter them here They should be provided with the sensor The type of conversion coefficients requested by the sensor set up dialogue box is determined by the sensor type selected The coefficient selection page will not be available if the sensor type selected does not require it If all required information has been entered the OK button should become active Press OK to save the sensor Press cancel at any time to exit the dialog box When the Add sensor dialogue box is closed the new sensor will now appear in the sensor table Further FBGs can then be selected to add more sensors to the table and the Sensor order can be adjusted using the UP and DOWN buttons Sensor parameters can be amended using the EDIT button When the sensor table is complete press the SAVE button so that the sensor parameters can be re loaded during future acquisition sessions Multiple Sensor selections can be saved with different file names SmartSoft loads the last used sensor set up when starting the enhanced acquisition panel If gratings have been removed or changed you can change the sensor set up with the DELETE and EDIT buttons The logging feature on this tab can be used to save all the sensors present in the Sensor table Sensors will be logged at the Data Processing Rate displayed at the top of the screen Set the target loc
5. Ralative Intensity G2 5 I a T me T e T a I I I I I I l I I I I I I I I I 10262 1550 ECK 1534 1534 1534 153 NR i ines 153 1550 1552 is 1556 1554 1550 1552 156403 Illustration 9 Setup Network tab On the Network tab the user can change the IP settings of the SmartScan This is usually only necessary when a SmartScan is to be used on a Local Area Network Be aware that the IP settings of the host PC may need to change in order to maintain connectivity lf you are connecting the SmartScan to a network instead of a direct connection to a host PC make sure to set the gateway address to match the network router or gateway PC s LAN address and that the SmartScan s IP address is unique on the network and not in the pool of addresses assigned to any DHCP servers on the network If there is a firewall or NAT router between the SmartScan and the host PC you may need to open UDP ports 30001 to 30003 30070 to 30072 and 300 75 to allow SmartSoft to communicate with the interrogator See Preparing For Use section and Appendix 6 3 for further details and if necessary consult your Network Administrator Page 14 24th May 2013 3100 3008 B 4 5 INSTRUMENT SET UP LOAD AND SAVE TAB Acquisition rate Gain Slots Peak detection Network Load and save Save changes and exit Cancel changes and et Set Instrument network address subnet mask and gateway Settings take effect after pressing Save changes amd exit You may need to alter your
6. ac and FBGs per channel that the instrument will active laser ra interrogate Click the graph The maximum FBG count Channels FBGs The maximum d channel is determined by the acquisition rate number of Exceeding this value may result in data loss Exceeding this 2 j g c 4 000 kHz FBGs channel Max FBG channel A 3125 kHz Aa T r 4 2 500 kHz Illustration 6 Setup Acquisition rate selection The active laser range will be reduced according to the selected acquisition rate The inactive range will be greyed out in the graph Left click with the mouse to centre the active region in the desired location Select the lowest acquisition rate in the list to reset the active region to it s full range Consideration should be given to the expected wavelength excursions of each FBG peak to ensure that they will not move outside the laser tuning range The rate at which data are transmitted to the host PC can be reduced by sampling the data Setting the Data Rate to 1 means that the SmartScan will transmit all available data to the PC and the transmission rate will be equal to the acquisition rate Setting the Data Rate to a number N greater than 1 will result in data from every N scan being transmitted It may be desirable to slow down the transmission rate because for example the data are transmitted over a slow network connection or because the host PC cannot process the data packets fast enough Finally the user may further reduce th
7. acquisition sensors tab WEE 8 Deo BISE ACOUISITON Car Aa nasa eaes sean ease eatuaaeeaeaaacee 9 4 Ein a ee 10 4 1 Instrument Set Up ACQUISITION rate ob 10 4 2 Instrument set up gain slots Lab 11 4 3 Instrument set up peak detection ab 13 4 4 Instrument Set Up network Lob 14 4 5 Instrument set up load and savetab ec cec cece ee cece eeceece eee eeeeceeceeseeeeeeeeeeeeees 15 4 6 Instrument set up exiting instrument setup ccc cee sees eeceeceeeeeeeeeeeeeeeeeeneeeees 15 e wi Eltere CUS Le EE 16 5 1 Enhanced acquisition spectrum ab 16 5 2 Enhanced acquisition Select sensors ob 17 9 9 ENNANCEG ACQUISHION ei ET CA taD EE ER 5 4 Enhanced acquisition graphic ab 23 5 5 Enhanced acquisition plug ins ta 24 5 6 Enhanced acquisition exit data acouIsiton cece ccc eeceeceeeeeeeeeeeseeeeeceeeeeeeeees 24 OT WI TVS cre oraz mete ae ngeee amin isan pane sent see ose eet neeean eceans de eesaneeneeenqmesnacestiedesaunguneteeaeeeutmeareageset 25 OPUSA teil RE 25 6 2 Plug In for Network Time Protocol NTP synchronisation cccccceeeeeeeeeeeeeees 20 6 3 Plug In For Software update cccccccscccsccceeceeeceeeceeseeeseeeceeseeseeecseeseeeeeeeseesaeess 2 TE POC SS EE 28 1 1 IP address settings Ol AOS E 28 Teas Ve We OWS I eere E E E A EES 28 Lee NDOO WS VIS E 29 Fe eo VIG OW S AP E 30 s BE Wl ele ALA 30 Le RI Lee sion 0 e ae ee E E 31 7 3 Configuration of time o
8. seconds and the SmartSoft main screen appears Page 4 24th May 2013 3100 3008 B Connected to 136258 100750 A Data processing rate Oz SE THE FUTURE Illustration 1 Front panel A number of function buttons are shown top right Inactive functions are greyed out Basic Acquisition is recommended for first time users and is designed to enable basic measurements to be taken with simplified settings Acquisition will be fixed at 2 5kKHz 250Hz for SmartScan lite with per channel auto gain The data processing rate can be varied by averaging a user defined number of samples 1 1000 Enhanced Acquisition is recommended for advanced users and is rich in features but requires more detailed settings Attempting to use enhanced mode without first reading this manual is not recommended Instrument Set up is largely used in conjunction with Enhanced Acquisition Plug ins allows the user to run custom LabVIEW source code modules Contact Smart Fibres technical support for details Quit is used to close the entire application Always use the Quit button to exit the SmartSoft application using other methods to close the application may cause unexpected behaviour Page 5 24th May 2013 3100 3008 B 3 BASIC ACQUISITION Press the Basic Acquisition Button and then select the Spectrum Tab 3 1 BASIC ACQUISITION SPECTRUM TAB Spectrum Sensors Charts ke Mech Channel r Channel i Threshold Relates intensity 3 I I
9. 1533 153 15385 1540 1547 1544 155 1545 1555 1552 1554 1555 ac 1559 1553 155403 Illustration 7 Setup Gain slots tab An advantage of Enhanced Acquisition is that it enables the use of Wavelength Gain slots whereby each FBG operates within its own wavelength window that is assigned its own set of properties Each slot can use a different gain level so large variations in signal intensity can be accommodated on one channel without loss of measurement resolution The Gain slots are set up on a channel by channel basis The spectrum for the Channel in question is displayed The wavelength limits on the graph s x axis have already been determined according to the laser tuning range that was set up on the Acquisition Rate tab The user then clicks between the spectral peaks to add slot boundaries Only one FBG peak should be present in each slot The start and end points of the wavelength tuning range are slot boundaries so be sure not to add slot boundaries before the first FBG or after the last FBG Care should be taken that during operation the FBG peak will not cross a slot boundary and that FBG peaks remain separated by at least 1 6 nm from each other and 0 8 nm from the end of the active laser range Do not set up more slots than the number of sensors per channel that was configured on the Acquisition Rate tab Slot boundaries can be adjusted by dragging them to their desired position using the mouse Right click on a boundary to delete it O
10. 1565 Cursors x Y Illustration 11 Enhanced Spectrum tab The spectrum tab is intended as a tool to aid setting up of sensors and or SmartScan parameters The sensors on one channel at a time can be viewed with the reflected signal intensity displayed over the wavelength range Each peak represents the reflected light from one FBG The appearance of the FBG Peaks will be influenced by the Gain scheme selected during Instrument Set Up If desired the instantaneous spectrum can be saved to file press the save button whilst the channel of interest is being viewed An image of the spectrum can be exported to the clipboard or a file by right clicking in the graph area Note that the data rate for spectral data is much slower than for sensor data The graph palette in the top left corner of the graph provides options for navigating around the screen The cross icon is the selection tool and is used for selecting and moving graph cursors the magnifying glass icon allows the user to zoom in on the graph to examine particular spectral features in more detail and the hand icon is used to drag a magnified region around the plot The plot legend in the top right of the graph can used to change the plot properties e g line style colour point style colour etc Page 16 24th May 2013 3100 3008 B Extra functionality is made available by right clicking in the graph and selecting from the pop up menu The scale legend can be used to gain quick a
11. 2 Total strain Wavelength nm Temperature C Strain ustrain Strain ustrain Strain ustrain 0 1550 0614 0 7913 16 1415 22 9228 39 0643 0 004 1550 0607 0 5793 17 367 22 3533 39 7203 0 008 1550 0607 0 6499 16 7687 22 3533 39 122 0 012 1550 0607 0 8619 14 9738 22 3533 37 3271 0 016 1550 0621 0 7913 16 711 23 4922 40 2032 0 02 1550 0621 0 6499 17 9076 23 4922 41 3998 0 024 1550 0614 0 7913 16 1415 22 9228 39 0643 0 026 1550 0607 0 5793 17 367 22 3533 39 7203 0 032 1550 0607 0 5086 17 9653 22 3533 40 3186 0 036 1550 06 0 7913 15 0027 21 7839 36 7865 0 04 1550 0593 0 5086 16 6264 21 2144 38 0409 0 044 1550 0607 0 7206 16 1704 22 3533 38 5237 0 046 1550 0607 0 5793 17 367 22 3533 39 7203 0 052 1550 0607 0 6499 16 7687 22 3533 39 122 0 056 1550 06 0 6499 16 1993 21 7839 37 9831 0 06 1550 06 0 9326 13 606 21 7839 35 5899 0 064 1550 0607 0 7913 15 5721 22 3533 37 9254 0 068 1550 06 0 5086 17 3959 21 7839 39 1798 0 072 1550 06 0 6499 16 1993 21 7839 37 9831 0 076 1550 0607 0 9326 14 3755 22 3533 36 7288 0 08 1550 0607 0 6499 16 7687 22 3533 39 122 0 084 1550 0614 0 7913 16 1415 22 9228 39 0643 0 086 1550 06 0 8619 14 4044 21 7839 36 1882 4560 NA N TINA 15 RN1 21 7839 37 IRAR z shee a m Sheet 1 1 Default STD Sum 0 Ch 6 100 Illustration 17 Example log file 5 3 gt ENHANCED ACQUISITION CHARTS TAB Page 21 24th May 2013 3100 3008 B Spectrum Select sensors Charts Graphic
12. 7 580 1537581 1537 583 Ch01Gr12 1536 337 1536 335 1536 336 1536 339 Le ChO1Gr3 1535 130 1535127 1535 130 1535 133 Ch01Gr14 1532 459 1532 458 1532 460 1532 461 Ch01Gr15 1529 960 1529 958 1529 960 1529 962 D Log sensors ji Log file Rel time J G Log time s 0 S Log every 0 gt Minutes Illustration 12 Enhanced acquisition Sensors tab The Select Sensors tab has two tables The left hand table displays all available FBGs the number being determined during the Instrument Set Up by the Sensors per Channel setting and the number of gain slots If there are more FBG Peaks on the Spectrum tab than available FBGs in the table then revisit the Instrument Set Up and either add more Gain Slots or increase the Sensors per channel setting If a gain slot is set up without an FBG reflection within it a sensor wavelength of zero is returned in the table The FBG table displays all the FBGs on channel 1 in descending wavelength order followed by those on channel 2 and so on The channels are colour coded for ease of identification For each FBG there are columns for its current wavelength as well as average minimum and maximum The right hand table displays the selected Sensors this table will be empty to start with Sensors are added to the table using the ADD button or by right clicking on a grating in the FBG table This brings up the add sensor dialogue box Page 17 24
13. I I 1 I I 1 I I 1 1 1 l I SE 1530 15325 1535 1537 5 1580 15425 1545 E 1551 15525 1555 1557 5 1550 15525 1555 Waralangth inmi Illustration 2 Basic acquisition Spectrum tab The spectrum tab is intended as a tool to aid setting up of sensors and or SmartScan parameters The sensors on one channel at a time can be viewed with the reflected signal intensity displayed over the wavelength range Each peak represents the reflected light from one FBG In basic Acquisition mode the gain is applied on a per channel basis Automatic gain control ensures that the largest signal is not saturated If there are large differences in the signal intensity of FBGs on the same channel then per FBG gain can be used with the enhanced acquisition panel see the Instrument Set Up section for more details Step through all the channels that have FBGs connected and ensure that the background noise is below 10 and that the FBG signal peaks are above 25 If desired the instantaneous spectrum can be saved to file press the save button whilst the channel of interest is being viewed Next move to the Sensors tab 3 2 BASIC ACQUISITION SENSORS TAB Page 6 24th May 2013 3100 3008 B Spectrum Sensors Charts i FBGs Log FBGs cz Channel 1 Channel 2 Channel 3 Channel 4 Grating 01 1562 9806 1550 0197 0 0000 0 0000 Grating 02 1559 9663 0 0000 0 0000 0 0000 Grating 03 1558 4227 0 0000 0 0000 0 0000 Lo
14. PC s network settings in order to recommect to the interrogator Smartscan IP Address 1000155 CHANGE Subnet mask Gateway ala aa iy CHANGE Relative Intensity GR Illustration 10 Setup Load and save tab The user can use this tab to save all the Instrument Setup parameters to a file The file can be recalled later using the Load button This is particularly useful when SmartScan is used to interrogate multiple sensor systems as a configuration for each system can be saved 4 6 INSTRUMENT SET UP EXITING INSTRUMENT SET UP There are three options for exiting Instrument Set Up pressing Save changes and exit will transfer all parameters to SmartScan and the instrument is ready to begin an Acquisition session Alternatively pressing Cancel changes and Exit will discard any changes and SmartScan will revert to its previous configuration You can also just select a new panel from the main controls if any settings have been changed SmartSoft will ask if you want to save them Page 15 24th May 2013 3100 3008 B 5 ENHANCED ACQUISITION Before entering Enhanced Acquisition first go to the Instrument Set Up section 5 1 ENHANCED ACQUISITION SPECTRUM TAB Spectrum Select sensors Charts Graphic Plug ins LA Channel 1 Channel 85 e Channel 1 80 CA Save 70 Relative intensity Si l Sr l l I l l I I l 1527 5 1530 15325 1535 15375 1540 15425 1545 15475 1550 15525 1555 15575 1560 15625
15. Plug ins amen Strain ustrain Wavelength nm v Strain 1 Wavelength i Temperature C e Wavelength nm gt v Temperature Wavelength 1532 512 illustration 18 Enhanced acquisition Charts tab By default two charts are shown each with dual y axes All the Sensors present in the Sensor table are available for adding to the charts this is achieved by selecting the tick box next to each sensor The left and right y axes of each chart can be set to different measurement units The chart can be expanded by hiding one of the y axes using the appropriate X button The entire lower chart can also be hidden by pressing the V button whereby the upper chart expands to fill the whole tab The y axes of the charts auto scale by default but by right clicking on the charts the user may disable auto scaling and may then edit the maximum and minimum y axis limits to display the desired amplitude range An image of the chart can be exported to the clipboard or saved to a file by right clicking on the graph and selecting Export simplified image Page 22 24th May 2013 3100 3008 B 5 4 ENHANCED ACQUISITION GRAPHIC TAB Spectrum Select sensors Charts Graphic Plug ins pe der Load picture Strain 2 Strain E Temperature Temperature Strain 1 il VU a Illustration 19 Enhanced acquisition Graphic tab On the grap
16. Protocol Version 4 and click the Properties button Select Use the following IP address and enter the desired IP address and Subnet Mask to suit SmartScan Click OK to save settings Page 28 24th May 2013 3100 3008 B After using SmartScan to reconnect to a Local Area Network select Obtain an IP address automatically 7 1 2 Windows Vista Click on the Start Bar and select Control Panel select Network and Sharing Centre F w d D e LE OOD SA KL el SE p Control Panel i Ree ghanna Center Tasks View computers and dewices Connect to a network Manage wireless metworks Set up a connection or network Manage network connections Diagnose and repair See also Bluetooth Devices Access HP Wireless Assistant Connection Internet Options select Manage Network connections Properties Local Area Connection Properties MN DM Client for Microsoft Networks los Packet Scheduler 2 File and Printer Sharing for Microsoft Networks A gemet Protocol Version 6 TCP IPv6 BH Intemet Protocol Version 4 TCP IPv4 Link Layer Topology Discovery Mapper 1 0 Driver A Link Layer Topology Discovery Responder Uninstall Transmission Control Protocol Intemet Protocol The default wide area network protocol that are communication across diverse interconnected networks Network and Sharing Center HP6730B This View full map WI E e smart bre local I
17. ation and name of the log file by typing it in the box or by clicking the folder icon Then set the duration of the logging period log time and then press the log button The button lights up and the elapsed time is indicated by a progress bar and a numeric indicator The recording will automatically stop when the Log time is reached or the user may stop the recording by pressing the Log button again Page 20 24th May 2013 3100 3008 B The number of lines per log file and the time date format to append or prepend to the file name may be set by clicking the icon next to the Log sensors heading A log file can be scheduled to take place at regular intervals The file name will be appended with a date time string of the format YYYYMMDD HHMM were YYYY is the year MM is the month DD is the day HH is the hour of day and MM is the minutes in the hour Data is saved in tab separated format suitable for opening with common spreadsheet applications such as Microsoft Excel and OpenOffice Calc The Start Time is given in standard UTC format which is the number of seconds since 00 00 on 1 January 1970 ei 20120613 1555_test log LibreOffice Calc m Reg Iesel File Edit View Insert Format Tools Data Window Help x RE class xoa a ei OD OSE E EI a EE Al EN Ee A Start Time UTC 1339599319 732890 kd A Start Time UTC 1339599319 732890 2 Time interval 4000 us Wavelength Temperature Strain 1 Strain
18. bres may provide a pre written ToF config file which can be loaded in this way Page 32 24th May 2013 3100 3008 B
19. ccess to the graphs auto scale options and for changing scale indicator parameters such as numeric format precision etc The cursor legend is used for creating cursors on the graph and reading the position of those cursors Cursors can be created by right clicking inside the cursor legend and can be dragged with the selection tool see graph palette section The cursor can be configured by right clicking on it s name in the cursor list 5 2 ENHANCED ACQUISITION SELECT SENSORS TAB Spectrum Select sensors Charts Graphic Plug ins FBGs Sensors ID Mean Minimum Current Maximum Name Type Current value i Ch01Gr01 1562 984 1562 981 1562 986 1562 988 Wavelength Wavelength nm 1550 026 Ch01Gr02 1559 972 1559 968 1559 973 1559 977 Temperature Temperature C 0 622 ChO1Gr03 1558 424 1558 420 1558 423 1558 428 SH Strain ustrain 0 934 ChO1Gr04 1555 800 1555 798 1555 800 1555 802 Strain 2 Strain ustrain 6118 ChO01GrO05 1554378 KEES 1554 378 1554 380 ChOLGrO6 1549366 1549 365 1549367 1549 369 a Ch01Gr07 1545 428 1545 426 1545 428 1545 430 Ch01Gr08s 1543 012 1543 010 1543 013 1543 014 Ch01Gr09 1541 181 1541 180 1541 182 1541 184 ChO1Gr10 1539 517 1539 516 1539 517 1539 519 d Ch01Gri1 1537581 153
20. e amount of data stored in a log file by applying averaging or decimating the data This is applied by the SmartSoft application so will not reduce the Ethernet traffic but will reduce the data presented by SmartSoft and optionally saved to file The extent of data reduction is controlled by the Sample size box Setting this to a number n will result in every nth transmitted data point being presented or stored either by averaging n points together or by keeping every nth point and discarding the rest Averaging n data points together will also improve the signal to noise ratio by up to a factor of Vn The data processing rate is displayed at the top of the screen when acquisition is in progress The acquisition and transmission rates are shown as a tool tip when hovering the mouse over the data processing rate indicator Page 10 24th May 2013 3100 3008 B 4 2 INSTRUMENT SET UP GAIN SLOTS TAB Bcoutztwsn rate Gain Slots Peak detection Hetwork Load and save dh Cancel change and exit Click on the graph to set autogain boundane between Fis You can set a maximum of 16 slots per channel Click and drag a slot boundary to move it Right click on a slot boundary to delete it Right click inside a slot to set a feed gain Manually setting a zort gain value will set the gain control to manual gain mode Gain mede cl Auto Channel d Channel i Clear channel Clear all Relative Intensity G5 VJ l si i I l l I l 15247 153 1537
21. ect Settings then Control Panel Double click on Network and Dial up Connections Right click on Local Area Connection and choose Properties Local Area Connection Properties 2 x Internet Protocol TCP IP Properties 2x General Connect using BY Intel 8255x based PCI Ethernet Adapter 10 100 Components checked are used by this connection a Client for Microsoft Networks A File and Printer Sharing for Microsoft Networks Y Internet Protocol TCP IP Install Uninstall Properties Description Allows your computer to access resources on a Microsoft network Show icon in taskbar when connected OK Cancel General You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically IP address 10 0 0 4 Subnet mask 255 255 255 0 Default gateway 10 0 0 1 Obtain DNS server address automatically Use the following DNS server addresses Preferred DNS server 207 69 188 185 Alternate DNS server 207 69 188 186 Advanced Cancel Highlight Internet Protocol TCP IP and click Properties Select Use the following IP address and you will have access to change the IP address and Subnet mask to suit SmartScan Click OK
22. entication Advanced General Connect using Sai 3Com 30920 Integrated Fast Ethernet Controller SCS05C This connection uses the following items M Client for Microsoft Networks v KI File and Printer Sharing for Microsoft Networks vi E QoS Packet Scheduler wi Internet Protocol TCP IP Install Uninstall Description Allows your computer to access resources on a Microsoft network You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings C Obtain an IP address automatically m Use the following IP address IP address 10 0 0 49 Subnet mask 255 255 255 0 Default gateway 10 0 0 1 C Obtain DNS server address automatically e Use the following DNS server addresses Preferred DNS server Alternate DNS server 207 69 188 185 207 69 188 186 C Show icon in notification area when connected Advanced Cancel Highlight the Internet Protocol TCP IP entry and click Properties You will then have access to change the IP address and Subnet mask to suit SmartScan Click OK to save settings After using SmartScan to reconnect to a Local Area Network select Obtain an IP address automatically 7 1 4 Windows 2000 On a Windows 2000 machine click on the Start Bar and sel
23. erver use one of the many DNS Look Up websites or run ping your_ntp_server_name from the windows command prompt Prefer Marks the server as preferred All other things being equal this host will be chosen for synchronization among a set of correctly operating hosts Only one server should have this set Burst when the server is reachable send a burst of eight packets instead of the usual one The packet spacing is 2 s This is designed to improve timekeeping quality but may not be appreciated by the NTP server s owner Iburst When the server is unreachable send a burst of eight packets instead of the usual one The packet spacing is 2 s This is designed to speed the initial synchronization acquisition Min Max poll These options specify the minimum and maximum poll intervals for NTP messages as a power of 2 in seconds The maximum poll interval defaults to 10 1 024 s but can be increased by the maxpoll option to an upper limit of 17 36 4 h The minimum poll interval defaults to 6 64 s but can be decreased by the minpoll option to a lower limit of 4 16 s Version Specifies the version number to be used for outgoing NTP packets Valid values are 1 4 the default and recommended value is version 4 Page 26 24th May 2013 3100 3008 B 6 3 PLUG IN FOR SOFTWARE UPDATE The embedded Linux versions of SmartScan can be updated using the Update plug in If the SmartScan is connected to a LAN that is accessible via the Interne
24. es The table has one line per fibre channel and the distance of FBG should be added starting from the left See on example in the following picture 4 When all distances have been entered click on the OK button 5 The other two tables on the ToF tab are usually for indication only and do not need to be filled in unless instructed by a Smart Fibres technician Page 31 24th May 2013 3100 3008 B Connected to 136444 192 168 4451 Pos A Data processing rate 500 00 Hz SENSE THE FUTURE ope Refresh plugin list Create new Config file delay line test Plugins Edit Confia file main_config FFT plug in e Delete Config file Select Config file to use ag Leg a WI ja ah Eh a5 lap pb P d So d l ale la le ba ba ik SE oe D d e HR DEn eag i i ak ae ae lt eat BE SUE IL EREECHEN JE Lt Le Lt Le EW AE ar 4 lt SS b Sh a ie ie IEW Es i x S Le a de a a SI diiz H a T IL K ae ill ll On this example the first grating on Channel 2 is located at 1001m from the SmartScan the second grating at 1002m the third at 1003m and the fourth at 1004m Then once the procedure over you can see your new tof configuration file name on the dropping list Later if you want to use a previous existing file you have just to select the file you want to use and to click Select config file to use Smart Fi
25. f flight correction cece ccccceccceeeceeeeeeeeeeeeeeseeeseeeseeeseeeaees 31 Page 2 24th May 2013 3100 3008 B Document Revision History B T34T May 2013 Clarified Acquisition rate setting 14th June 2012 Copied 3100 3002 D removed hardware specific sections and updated screen shots and text for SmartSoft v3 1 Page 3 24th May 2013 3100 3008 B 1 INSTALLATION SmartScan is shipped with a CD containing installer files for the SmartSoft interface The host PC must run a suitable Operating System this manual covers installation on a PC running Windows 2000 XP Vista or 7 Installers for Linux and other operating systems may be available on request To install the software on the host PC navigate to setup exe on the CD and follow the instructions that appear during the install process The installer will also install National Instruments LabVIEW Run Time Engine RTE It will then place a short cut in the Windows Start Menu under the Smart Fibres program group and on the Desktop The latest release of SmartSoft can also be downloaded from the Smart Fibres website Contact Smart Fibres technical support for details 2 PREPARING FOR USE After installing SmartSoft connect the supplied Ethernet cross over cable between the host PC and SmartScan The PC s network connection must be configured to a suitable subnet by default SmartScan s IP address is 10 0 0 150 and its Net mask is 255 255 255 0 The Ne
26. g file Rel time om e Grating 04 1555 7948 0 0000 0 0000 0 0000 Grating 05 1554 3748 0 0000 0 0000 0 0000 Grating 06 1549 3618 0 0000 0 0000 0 0000 Grating 07 1545 4229 0 0000 0 0000 0 0000 Log time s Grating08 1543 0087 0 0000 0 0000 0 0000 0 Grating 09 1541 1782 0 0000 0 0000 0 0000 Grating 10 1539 5139 0 0000 0 0000 0 0000 Log every Grating 11 1537 5775 0 0000 0 0000 0 0000 a Minutes Grating 12 1536 3332 0 0000 0 0000 0 0000 Grating 13 1535 1264 0 0000 0 0000 0 0000 Grating 14 1532 4575 0 0000 0 0000 0 0000 Grating 15 1529 9556 0 0000 0 0000 0 0000 Grating16 0 0000 0 0000 0 0000 unn Illustration 3 Basic acquisition Sensors tab All FBG locations are shown in the table on the left of the screen The number of FBGs per channel can be programmed using Instrument Set Up The SmartScan calculates the centre wavelength of each FBG peak and these are displayed in the table The user may record the table wavelengths to a log file First set the target location and name of the log file by typing it in the box or by clicking the folder icon Then set the duration of the logging period log time and then press the log button The button lights up and the elapsed time is indicated by a progress bar and a numeric indicator The recording will automatically stop when the Log time is reached or the user may stop the recording by pressing the Log button again A log file can be sched
27. hic tab the user may load a photograph or diagram of the structure being monitored The file must be in JPG format and 800 x 600 pixels Some example pictures are installed with the application and are located in the common application data directory e g C Documents and Settings All Users Application Data Smart Fibres SmartSoft SSI Graphics The location of the common application data folder is dependant on your version of Windows the example shown is for Windows XP By right clicking on the graphic the user may add sensors from the sensor table and display their current values in numeric or mini graph form By right clicking on an existing sensor it may be deleted or modified in type Page 23 24th May 2013 3100 3008 B 5 5 ENHANCED ACQUISITION PLUG INS TAB Spectrum Select sensors Charts Graphic Plug ins om E Refreshlist Grating Buffer size J Ch02Gr01 SEE e e Co Amplitude mm a EC E EEN BE En a WH he EN f a Geen n E H e E E NEEN em Latz l l I I T T es g CA 1 ar l 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 Frequency Hz HE H Cursors ix AJ a Frequency Hz Gi sahus PER e ergeet fi 0 i a Amplitude a id a Illustration 20 Enhanced acquisition Plug ins tab The plug ins tab is used for running LabVIEW source code these can be written by the end user to increase and customise the functionality of the SmartSoft user interface SmartSoft ma
28. lecting one or more gratings choosing the mean minimum maximum or current value in the reference wavelength selection box and pressing the blue arrow button to update al selected gratings It may be necessary to set the type to wavelength and then log and analyse some data in order to determine the required reference wavelength The grating selection page will not be available if the sensor type selected does not require it Press next to advance to the next dialog box page Sensor name Temperature change Back Net or Illustration 15 Sensor dialog box Sensors page A sensor can use the values of other previously defined sensors In the case of a strain sensor a temperature sensor can be selected to perform temperature compensation Temperature sensors must be defined before they are available for use Notice that the sensor name refers to temperature change The temperature sensor must be configured to show relative rather than absolute temperature i e relative to the temperature at the reference wavelength The types of sensors available to choose from is determined by the sensor type selected The sensor selection page will not be available if the sensor type selected does not require it Press next to advance to the next dialog box page Page 19 24th May 2013 3100 3008 B Coefficient name Value Coefficient of thermal expansion ustrain C 0 000000 ch Cancel ei Back E et f OK Illustration
29. n that the SmartScan must have a connection to the internet or a local area network To configure the time source run the Plug ins panel and select the NTP settings plug in JL SmartSoft for SmartScan E Suit Set U Acquisition Acquisition J Data processing rate 50 00 Hz ee p q q A SENSE THE FUTURE Server min poll max poll version al TRUE TRUE TRUE STOP Refresh plugin list FFT plug i NTP setting s Plug in ati session browse mi rade aye NTP sync S Save amp Exit add Delete Je f The list box will be populated with a list of NTP servers that the SmartScan is currently configured to query The NTP sync button shows the current time sync mode ON NTP OFF SmartSoft host PC From here you can add and delete servers and enable and Page 25 24th May 2013 3100 3008 B disable NTP Press Save amp Exit when done to configure the SmartScan or Exit to exit without changing the SmartScan s settings The Add button launches a server configuration dialog box Server 212 13 195 3 Min poll 6 Max poll 10 Version 4 Cancel The options are described in the ntpd documentation available at http support ntp org bin view Main WebHome and are briefly described below Server IP address of the NTP server Most NTP servers are known by their DNS name to discover the IP address of an NTP s
30. nce the slots are established the Gain Mode can be set There are two modes in auto mode the gain for each slot adjusts automatically so that the intensity of each FBG peak is maximised but does not saturate The peak intensity will be maintained between 50 and 100 and will only reduce below 50 on the highest gain level if the signal is still too small Page 11 24th May 2013 3100 3008 B In Manual gain mode a fixed gain is applied to each slot To set the gain right click on the graph between the slot boundaries and set the gain level between O and 8 repeating this process for each slot on all channels The optimum gain level is above 50 but without saturating a saturated FBG peak will have a flat top at around 100 intensity The gain applied to each slot is displayed on the graph Selecting a manual gain for a slot will automatically change the gain setting from auto to manual It is recommended that in manual mode the gain be set as high as possible without risk of the FBG peak saturating Peaks below 25 relative intensity may suffer reduced measurement performance Page 12 24th May 2013 3100 3008 B 4 3 INSTRUMENT SET UP PEAK DETECTION TAB Acquisition rate Gain Slots Peak detection Network Load and save Save changes and exit Cancel changes and evt Set the peak detection threshold level for zach channel Any peaks below the threshold will mot be detected Any note above the threshold may be detected as a peak Channel rl Cha
31. nnel 1 Threshold 3 SE Tof conection C B Calibrate baseline ww om m am mg Relative Intensity Gi I oT I I I I I I I I I 10247 1535 1537 1534 i536 1535 150 1542 15 ins 1525 1559 1552 1554 1555 1554 1550 1552 156403 Illustration 8 Setup Peak detection tab The peak detection threshold may be adjusted for each channel on this tab Ensure the threshold level is above the background reflection level but not above any true FBG peaks In most cases a value of around 15 is optimal SmartScan performs a baseline calibration of the photo detectors during power up This compensates for any back reflection in the fibres The calibrated baseline value is shown as a red trace on the graph If the fibres are changed or disturbed and the baseline changes calibration can be performed by either power cycling the instrument or pressing the Calibrate baseline button The ToF correction button enables the correction of the detected wavelength by taking account of the time of propagation through the optical fibre This feature is mainly useful for optical fibre longer than 100m Before using this feature the software should be configured with the Tof setup plug in described later Page 13 24th May 2013 3100 3008 B 4 4 INSTRUMENT SET UP NETWORK TAB Acquisition rate Gain Slots Peak detection Network Load and save Save changes and et Cancel changes and exit WE ye Load 400 W ESZ EE C Rannan fessor 2
32. nternet computer x smartfibres local Dornain network Local and Internet Wireless Network Connection SMARTWIRELESS View status all Signal strength Excellent Disconnect Right Click on the Local Area Connection and select Internet Protocol Version 4 TCP IPv4 Properties You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically Use the following IP address IP address Subnet mask Default gateway Obtain DNS server address automatically Use the following DNS server addresses Preferred DNS server Alternate DNS server Select Internet Protocol Version 4 and click the Properties button Select Use the following IP address and enter the desired IP address and Subnet Mask to suit SmartScan Click OK to save settings After using SmartScan to reconnect to a Local Area Network select Obtain an IP address automatically Page 29 24th May 2013 3100 3008 B 7 1 3 Windows XP On a Windows XP machine click and the Start Bar and select Control Panel Click on the icon entitled Network Connections to open When open highlight the Local Area Network selection right click and choose Properties 4 Local Area Connection Properties Internet Protocol TCP IP Properties 2lsl General Auth
33. of SmartScan and SmartSoft to be utilised fully A number of set up tabs are available they will be described from left to right 4 1 INSTRUMENT SET UP ACQUISITION RATE TAB Acquisition rate Gain Slots geb detecti res iste Savechanges ad eg changes and exit Cancel changes and exit Set the maximum number of optical channe and Changing the acquisition rate wall change the active The instrument wall transmit a SmartSoft will process the data at the rate FRGs per channel that the instrument will interrogate laser range black region of graph fraction of the acquired data eelected either by averaging over selected The maamum FRG count Channels FRGs channel Click the graph to center the actres region number of samples of by decimating the dataj i determined by the acquisition rate The maximum data rate tr determined by the number Exceeding this value may result in data loss of EG being interrogata Exceading this value may result in data loss OChanmnets Total FRG count Cycle time Data rate 0 255 rif ry g ri lus ch 20 I Vara FRG channel Hamm FEG count Aquisition rate Mamm Hz Tranmesion rate Hi Sample size 1 1000 Processing rate Hz SI EN J 250 kHz 2500 750 a A 750 Relative Intensity GR 152862 1530 1532 1534 1536 1538 1540 154 1544 1586 1548 1550 1552 1554 1554 1554 1560 i52 ia Wavalangth inm Illustration 5 Setup Acquisition rate tab Here the user can adjust various parameters that affect the acquisiti
34. on rate of the SmartScan and the data processing rate of the SmartSoft software The lower half of the screen shows spectra from all operational channels together with the current wavelengths of any detected FBG peaks Starting on the left the user may configure the number of active optical channels The limit depends on the maximum number of optical channels the instrument supports The user may configure the number of FBGs per channel Reducing the number of FBGs per channel enables the faster acquisition rates in the drop down menu to be used The SmartScan cycle time in microseconds us can be adjusted The cycle time is defined as the time to complete one laser tuning step and measure the light received by the detector circuits This can speed up or slow down the overall acquisition time The minimum cycle time is 1 us Page 9 24th May 2013 3100 3008 B The SmartScan s acquisition rate is a function of cycle time and wavelength range The acquisition rate can be adjusted by choosing a value from the selection box This trades the instruments wavelength range for acquisition speed e g 2 5 kHz over 40 nm 5 KHz over 20 nm 25 kHz over 4 nm For some rates it may be necessary to reduce the number of FBGs per channel as described above Connected to 138522 10 0 0 100 Data processing rate 2500 00 Hz SENEE THE FUTURE Acquisition rate Gain Slots Peak detection Set the maximum number of optical channels Changing the
35. router or access point HP Wireless Assistant Connect or reconnect to a wireless wired dial up or VPN network connection Internet Options Windows Firewall Choose homegroup and sharing options Access files and printers located on other network computers or change sharing settings Select Change adapter settings Right Click on the Local Area Connection and select Properties amp Broadcom NetLink TM Gigabit Ethemet This connection uses the following items DM Client for Microsoft Networks los Packet Scheduler 2 File and Printer Sharing for Microsoft Networks A Intemet Protocol Version 6 TCP IPv6 Intemet Protocol Version A TCP IPv4 Link Layer Topology Discovery Mapper 1 0 Driver Link Layer Topology Discovery Responder Transmission Control Protocol Intemet Protocol The default wide area network protocol that provides communication across diverse interconnected networks Internet Protocol Version 4 TCP IPv4 Properties You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically Use the following IP address IP address Subnet mask Default gateway Obtain DNS server address automatically Use the following DNS server addresses Preferred DNS server 8 Alternate DNS server Select Internet
36. t mask for the PC must also be set to 255 255 255 0 suitable ranges for the PC s IP address are 10 0 0 1 to 10 0 0 149 or to 10 0 0 151 to 10 0 0 250 see appendix 6 3 for further details or contact your network administrator for assistance Connect the Power adaptor to the main AC supply and connect its DC output to the DC input of SmartScan Alternatively SmartScan can be powered directly from a DC supply in which case the DC supply must be in the range 9 to 36V and capable of supplying 15W of power and a DC power cable should have been ordered with the SmartScan SmartScan is now ready to be powered Switch on the supply and observe the Power Status light next to the DC power connector it should first light red to indicate the presence of supply voltage and then change to green after a few seconds to indicate that the SmartScan is ready for a host PC connection FBG sensors can be connected to the SmartScan at any time On the host PC Navigate to the Smart Fibres gt SmartSoft short cut on the Windows Start Menu and start the program J SmartScan connecting EN x SmartScan IP address Connecting to IP address 10 0 0 150 10 up ljo Lan 60 seconds The program requests the IP address of the SmartScan As shipped from the factory this will be 10 0 0 150 An Ethernet connection is attempted and the dialogue box changes to indicate progress If a connection can be made successfully the dialogue box will close after a few
37. t then this makes remote upgrades possible without having to visit the site where the instrument is located gt SmartSoft for SmartScan E Connected to 136188 10 0 0 150 Post Process Instrument Basic Enhanced Plugins owe Suit isiti isiti A Data processing rate 50 00 Hz uite Set Up Acquisition Acquisition SENSE THE FUTURE STOP Refresh plugin list Update file path Select a Smart Fibres provided update file and press the Update button You will then be prompted to reboot the SmartScan Press Yes to reboot SmartSoft will disconnect and reconnect when the SmartScan has finished rebooting Page 27 24th May 2013 3100 3008 B 7 APPENDICES 7 1 IP ADDRESS SETTINGS OF Host PC 7 1 1 Windows 7 Click on the Start Bar and select Control Panel select Network and Sharing Centre Control Panel Home Manage wireless networks A kl Change adapter settings COMPAQG6LSB Change advanced sharing This computer settings smarttfibres local Domain network Change your networking settings View your active networks View your basic network information and set up connections Jo s See full map smartfibres local Internet Connect or disconnect Access type Internet Connections dl Wireless Network Connection SMARTWIRELESS Gi Set up a new connection or network See also HomeGroup SS Connect to a network Set up a wireless broadband dial up ad hoc or VPN connection or set up a
38. th May 2013 3100 3008 B Sensor Type Wavelength FEG ChLo f l Sensor Description Wavelength sensor Back Next wr OK Illustration 13 Sensor dialog box Sensor type page The user can select one of the FBGs from a drop down list of all available FBGs The user may now give the sensor a meaningful name and change the measurement units In the case of a wavelength sensor as shown above there is only one page to fill out and once a sensor name has been entered the OK button will become active For measurements other than Wavelength the user must enter a number of parameters so that SmartSoft can make the conversion The next button will become active allowing the definition of multiple gratings sensors and coefficients as determined by the sensor type Selecting a strain sensor type and clicking next leads to the following dialog box page Update selected reference wavelengths to Mean e gt Grating name Grating Wavelength nm Reference nm Strain CHILE Le 1562 9832 0 0000 E Illustration 14 Sensor dialog box Gratings page Page 18 24th May 2013 3100 3008 B The reference wavelength is the wavelength against which the grating will be compared For some sensor types SmartSoft needs to measure a change in the wavelength of an FBG in order to convert to engineering units such as strain temperature and pressure The reference wavelength may be supplied by the sensor manufacturer or it can be entered by se
39. uled to take place at regular intervals The file name will be appended with a date time string of the format YYYYMMDD HHMM were YYYY is the year MM is the month DD is the day HH is the hour of day and MM is the minutes in the hour The number of lines per log file and the time date format to append or prepend to the file name may be set by clicking the icon next to the Log FBGs heading Now move on to the Charts tab Page 7 24th May 2013 3100 3008 B 3 3 BASIC ACQUISITION CHARTS TAB Two wavelength graphs are displayed simultaneously and any of the available FBGs 16 per channel can be selected for display FBGs can be added to the left or right y axes and each one is assigned a colour coded trace To increase the displayed graph area one or both of the y axes can be hidden by pressing the appropriate lt or gt button Similarly the lower graph can be hidden using the V button between the two graphs allowing the upper graph to extend to fill the screen Spectrum Sensors Charts mmm V Ch01Gr01 1563 0000 et ten 1549 3525 Ch01Gr01 Ch01Gro2 1562 0000 1549 3520 Cho16r03 Ch01Gr04 E 1549 3515 C ChotGro5 Ch01Gr06 l 1560 0000 Ch01Gr07 1549 3510 Ch01Gr07 ChO1Gr08 1559 0000 C cho16r08 Ch01Gr09 d Hy 2249 3505 gt F Ch01Gro9 Ch01Gri0 1558
40. y be supplied with a variety of plug ins including one for performing FFT analysis on a selected grating Details on how to write plug ins can be obtained on request from Smart Fibres 5 6 ENHANCED ACQUISITION EXIT DATA ACQUISITION Press Exit Data Acquisition to leave this area of the application Page 24 24th May 2013 3100 3008 B 6 PLUG INS 6 1 PLUG IN FOR FFT A Fast Fourier Transform FFT of live wavelength data can be viewed allowing the user to observe the frequency content of signals Each FBG can be viewed on the graph using the FFT Grating drop down menu By selecting the Magnifying glass icon the user may zoom in to view a particular area of the frequency spectrum select the cross hair icon zoom out again The frequency scale on the x axis will be determined by the Acquisition frequency FFT theory dictates that the frequency scale will be half the sample frequency The sample frequency is the transmission rate as set up during Instrument Set Up and can be viewed by hovering the mouse over the Data Processing value at the top of the screen 6 2 PLUG IN FOR NETWORK TIME PROTOCOL NTP SYNCHRONISATION The embedded Linux versions of SmartScan can either synchronise their time with the host PC which is performed when SmartSoft is launched or it can connect to one or more NTP servers Note to use NTP ensure that the SmartScan can access the NTP server unless the NTP server resides on the host PC this will usually mea
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