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PortaSCAN XBS User Manual v5.4

1. 2 ISOSCAN GNS SCIENCE SF ortaCAT INDUSTRIES PortaSCAN XBS User Manual A Portable Density Gauge for Wooden Structures Version 5 4 Final 1 February 2014 Mark II Model Getac PDA 2 ISOSCAN PortaCal PortaSCAN XBS User Manual 1 WARRANTY 1 1 Isoscan Ltd Manufactured Equipment The PortaSCAN XBS equipment is warranted against defects in materials and workmanship for a period of twelve months from date of acceptance performance tests provided that the equipment has been used in a proper manner as detailed in the following user manual During the warranty period repairs or replacement will be made at Isoscan Ltd s option on a return to factory basis All transportation costs including insurance to Isoscan Ltd except for defects discovered upon initial operation shall be paid by the Customer All transportation costs to return the repaired instrument will be paid by Isoscan Ltd The Customer must obtain shipping instructions and authorisation from Isoscan Ltd before returning the equipment to Isoscan Ltd through PortaCAT Industries Pty Ltd PCI Compliance with this provision by the customer shall be a condition of this warranty In authorising return shipment Isoscan Ltd shall not be deemed to have assumed any responsibility or liability and if upon receipt of the equipment Isoscan Ltd determines that it is not defective in terms of this warranty the Customer shall pay to Isoscan Ltd through PCI upo
2. E e Bluetooth status Bluetooth is OFF oe D g set connections OON General Accessibilty Services about From this screen tap on the Services tab at the bottom of the page The Bluetooth Services screen will appear similar to Figure 57 where you then tap on the Serial Port item in the Services list Then tap on the Advanced rectangle Figure 55 Bluetooth Services Settings Bluetooth Settings e s2 im ok Bluetooth Services Services 49 File Transfer es fog Exchange Metiwork Server Service settings Enable service Authorization required Authentication Passkey required General Accessibility Services What we are looking for is the communications port that this particular Pocket PC uses to make sure that the PortaSCAN XBS configuration file is set to that number In Figure 56 you can see the Outbound COM Port is set to 6 Keep this number in mind so you can check the configuration file later on Also some Pocket PCs allow you to change this value but only do so if you have experience in using these devices PortaCAT Industries Pty Ltd 2014 Page 46 OTACA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne ine Figure 56 Advanced Settings Outbound COM Port value Bluetooth Settings A ir Bluetooth Serial Port settings Ports Inbound COM Port Outbound cog ET a Default device for outgoing serial connections ACV29 5
3. 3 59 lok being scanned 15 smallest number of valid blocks required for a moment of inertia calculation 2 Strength group grading of the wood in the pole 1 3 10 000001 height in m of pole 0 500000 Strength safety factor for the pole 2 356021 Width in mm for the pixels calculating the Moment of Inertia 450 000000 width in mm for the lotting surface COM port number to use 1 8 Bi U E s EE In cases where it doesn t then change the value and tap on Menu on the bottom right hand of the screen This will show a menu and select File gt gt Save As which will show the image in Figure 73 You don t need to change any of these values just click the Save button Figure 73 Saving the amended presets file Word Mobile ey 4 00 Save As Mame lortascanxeS Presets Folder Location cu n i fe te This will then update the file to the correct COM port and the Bluetooth connection should work once set up in accordance with the instructions in the related section If you do update this file make sure you also update the backup file that is on the SD Card PortaCAT Industries Pty Ltd 2014 Page 56 4 ISOSCAN Piar PortaSCAN XBS User Manual NE BEINI 10 4 2 Adding the Screen Capture file For the screen capture the PortaSCAN XBS uses a third party product called captce If the Pocket PC is wiped or a new model purchased you will need to re load this software in the appropria
4. To end the scanning tap on the Stop rectangle and the title reverts to Scan Also the OFF rectangle returns to green indicating that the source shutter has closed PortaCAT Industries Pty Ltd 2014 Page 29 AN ortaCA 1 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual SD one sre Fi igure 31 Completed scan Portascan XES af 3 36 X 85 5mm 1077 kg m System Scan E tnninnnnnnnn lt r H One of the principles behind the scanning is to take a reasonable statistical sample of the timber and in most cases recording measurements every second is satisfactory The PortaSCAN XBS is actually taking 5 samples per second and on occasion a more accurate sample may be of interest particularly if a pole s condition is questionable In those instances a two or three second backscatter measurement 1 e per line in the graph may be of more assistance To perform this tap on the Scan menu item and select Period from the menu This will show the screen in Figure 32 where you can tap one of the circles to the left of the number seconds and then tap the OK button to register the change Remember to change it back to 1 second afterwards Figure 32 Portascan ABS Backscatter period setting et 1i GD Backscatter Period 1 2 33 C4 5 Ej As identifier in the section on Components the PortaSCAN XBS has a Proximity Sensor that allows it to identify a variation in t
5. gt gt Exit 29 Tap on the Bluetooth symbol to turn off the PDA Bluetooth 30 Power off the PDA and the PortaSCAN XBS OON Aa fFon gt PortaCAT Industries Pty Ltd 2014 Page 64 A Z o N aad z Lei c an 5 m JISOSCAN PortaSCAN XBS User Manual men Density Measurement Reference Hardwood Density 750kg m 1 100kgim Measure above ground use over polo One denaily maaeurenent BA Biackbunwa e GreyBox Bl Broad Leafed Red IronBark Gc Grey lronBark Rio Red Iron Bark 3 arah oo o ME Mari o Density 350kg m 550kg m CT Is Narrow Leafed Red lronBark Density 450kg m 650kg m Tallow Wood Depth from 100mm to 150mm Red Tingle Density SS0kg m 900kgim White Mahogan Se kari Measure within zone PS Pinus Sylvestris only use within zone eB Yellow Stringy Bark Softwood Pine wiltin zona measuremems within gach zoe Species amp Densities Fe Senin wn Dey max Densiy Hardwood Other Jarrah New Jarrah Radiata Pine Red Mahogany Softwood Other Spotted Gum WA Blackbutt WA PortaCAT Industries Pty Ltd 2014 150 Page 65
6. square dot when too far into the red along the condition assessment bar There will be occasions when the black rectangle sits across two zones and in those circumstances environmental and other factors will play a part in determining the outcome of the assessment So if a pole happens to be carrying a transformer and three cross arms sitting across the suspect and failure zones is likely to result in it being replaced rather than if it was in a straight line in a network carrying only one cross arm Figure 44 Percentage Estimate and the relationship to the Condition Estimate Portascan XBS y 21 17 X Condition Estimate Bar din 73 81 Tip Str 6 7 kN System Scan Pole 8 4 Screen Capture of the Results To record an image of the screen that you want to have recorded the Pocket PC will have programmed a small image capture software called captce By briefly pressing down the bottom left hand button on the Pocket PC this will activate the screen capture program and every press thereafter when the Pocket PC is active will take a screen shot When you have pressed the button for each picture you will hear a light double beep when the image is taken It then saves the images in a file using the format CAPT plus a sequential number to 9999 so the first image is 0001 When you remove the files from the directory of the Pocket PC the number is re started To load the software see
7. 10 2 ISOSCAN PortaCal PortaSCAN XBS User Manual 5 Safe Work Practices The three simple rules to minimise personal radiation doses are Time Minimise exposure time Distance Keep as far away as practicable from the radioactive substances Shielding Add additional shielding To ensure radiation doses to all persons are minimised the following practices must be followed 5 1 General All maintenance work on the PortaSCAN XBS related to the source is only conducted by person authorised to do so and is sent to them for that purpose Generally this will be the manufacturer Isoscan Ltd New Zealand For safety reasons the PortaSCAN XBS may only be stored in premises that comply with the Radiation Safety and Protection Plan 5 2 Transport The packaging and transport of radioactive substances are to be in compliance with applicable Transport Codes as per the Radiation Management Plan Except in emergency situations a PortaSCAN XBS must only be transported with the shutter locked in the shielded position and also stored in its transport case or a similar sturdy container that is designed for strength and rigidity The PortaSCAN XBS should be effectively immobilised within the transport vehicle and in most countries and territories may be transported by road without the need for dangerous goods signage A consignment note specifying that it is a Radioactive Excepted Package UN2911 must be correctly entered in the pack
8. K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual SY one ene 6 8 Detector and Proximity Switch Located adjacent to the Shutter source is the detector and the Proximity Switch To explain the proximity sensor is a circular arrangement that sits behind the surface where the radiation symbol is indicated The circle has only a small edge and the centre is hollow allowing the energy from the backscatter radiation to pass through to the detector When timber comes close to the surface of the detector it interrupts the electromagnetic field of the proximity sensor triggering the PortaSCAN XBS to activate the solenoid that opens the shutter if the shutter has been ENABLED Once the electromagnetic field is no longer interrupted i e the timber has moved away from the surface the proximity sensor turns off the solenoid and the shutter closes which 1s its natural position 6 9 Source Lock When not in use and in particular for transport of the PortaSCAN XBS the Source Lock must be turned to the Shutter Lock position A key is supplied with the PortaSCAN XBS unit for this purpose What the Source Lock does is to move a bar towards or away from the Shutter Indicator The key lock is situated as shown in Figure 6 and the operator turns in the arrow direction indicated to lock unlock the shutter Figure 6 Shutter Lock with key in place When the Shutter Lock is active the bar holding Once the key is turned counter clockwise the bar the
9. PortaCAT PortaSCAN XBS User Manual K ISOSCAN What the Pocket PC then does is try to find out what the Services are that the device it is connecting to holds In this case we only want what is called the Serial service or SPP for short In Figure 60 you can see the Pocket PC retrieving those services waiting for the PortaSCAN XBS to respond Figure 60 Retrieving Bluetooth connection services Connection Wizard tim Bluetooth Connection Wizard Explore a Bluetooth device E ACY29 58042 Service Selection S Retrieving services please wait Please select the service s offered by this device you Would like to create connection shortcuts For Security Use a secure encrypted connection A gt Once it has done so then the Pocket PC will display those services Tap on SPP as shown in Figure 61 and tap on the Next button Figure 61 Selecting the Bluetooth service from the PortaSCAN XBS Connection Wizard 5 m 5 27 Wa T ACV29 58042 Service Selection Bluetooth Connection Wizard Explore a Bluetooth device Please select the service s offered by this device you would like to create connection shortcuts For Security Use a secure encrypted connection Cancel lt aBack Next g gt This will then form the connection and create the shortcut PortaCAT Industries Pty Ltd 2014 Page 49 lt 7 K ISOSCAN INDUSTRIES P
10. XBS In terms of performing the wipe test DO NOT wipe over the source shutter area at any point The idea of the test is to look for radiation leakage around the unit not over the source shutter itself At no stage attempt to remove the source from the PortaSCAN XBS unit You will see in Figure 68 the minimum set of items enclosed within a wipe test kit Figure 68 Wipe Test Kit items For the test procedure itself e As the wipe does not need to be sterile a small amount of ethanol or distilled water may be used to moisten the wipe e Keeping the wipe attached to its paper support thoroughly wipe the sides and the underneath of the source box enclosure see Figure 69 Do not fold the wipe e Enclose the wipe in its paper cover it is a waxed paper then seal inside the zip lock bag e With a permanent marker write an ID and the date on the seal bright yellow label which you may have to then peel off of the side of the zip lock bag then place and fold over the opening so that the zip lock bag can t be opened without breaking the seal One wipe should be sufficient for checking the PortaSCAN XBS Dispose of the gloves before handling the package to avoid cross contamination e Complete the relevant parts of the Wipe Test Chain of Custody form PortaCAT Industries Pty Ltd 2014 Page 53 N aS KISOSCAN PortaCAT PortaSCAN XBS User Manual e Send the zip lock bag with the wipe and the Wipe Test Chain of Custody form to the
11. corner PortaCAT Industries Pty Ltd 2014 Page 34 PortaCal PortaSCAN XBS User Manual Figure 39 Saving the scan file against an Asset ID with capacity for a Note 2 Portascan XBS eh eZ ide GD Moke kext For note E s ISOSCAN Once a note is entered minimise the keyboard layout by tapping on the keyboard icon then tap on the OK rectangle If you don t want the record saved tap on the Cancel rectangle Examples of the type of note text you may want to enter include general comments about the pole local environmental hazards conduits or cables that impeded the scan or additional information related to the outcome of the scan e g a change to the useful life that was estimated by the calculations 7 11 PortaSCAN XBS Reference Sheet To assist operators in using the PortaSCAN XBS a reference sheet is provided in Attachment for printing as required PortaCAT Industries Pty Ltd 2014 Page 35 ortacA 1 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual 8 Interpreting the Scan Results Interpreting the results is made up of several components from what is measured and then estimated from the data In particular the Operator can understand a lot from the initial readings bar graph in addition to what the PortaSCAN provides as an estimate of strength and percentage remaining in section modulus To show how scan results can vary quite considerably in a short space on the pole Figure 40 has t
12. hand corner of the screen and from the icons tap on Settings Figure 76 Select the Settings icon ey ME Gi 23 44 gt Portascanxes e Ale Explorer D li contats bas Internet Explorer 30 ms Caknder EO The screen you see is the one in Figure 77 From the icons on the screen tap on the one labelled Personal Figure 77 The Personal settings icon in the Settings screen Settings i Gr 09 54 Bluetooth ee Clock amp Alarms e Lock F Connections Sounds amp aoe Notifications P a Wg Cor Microsoft Hy Phone gt STO When you tap on the Personal icon another screen shows see Figure 78 that displays the various personalisation options for the Pocket PC Tap on the Buttons icon PortaCAT Industries Pty Ltd 2014 Page 58 aCe 4 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne Sn Personalisation settings for the Pocket PC f Gir 09 54 Or ner Information aes Input This will then open up a Buttons screen as shown in Figure 79 and you should be in the page titled Program Buttons If not select that screen by tapping anywhere on the words Program Buttons Figure 79 Saving the amended presets file Buttons eo sji Gr 09 54 Up Do 4 Program Buttons gt Upro 1 Select a button AE Button l lt Start Menu gt Button 2 PortascanXBs From this screen then tap on the button labelled Button 3 Out of th
13. ironbark being at the top of that range Timber such as pine would be between 350 and 550kg m and karri from 550 to 700kg m It depends upon the species and where it was grown how long for etc A table of density ranges is provided in Attachment 1 If you do find a spot on a pole that seems too low or too high try an alternative location Once you are satisfied with the result tap on the ok on the top right hand corner of the message box and proceed to the next step PortaCAT Industries Pty Ltd 2014 Page 27 2 ISOSCAN PortaCAT PortaSCAN XBS User Manual There are occasions where measurement of the density appears low or in the case of cross arms obtaining a measurement is not practical In these cases the PortaSCAN XBS software has a screen where you can select the density from a list of values or enter in your own Tap on the Scan menu selection on the bottom of the PortaSCAN XBS software on the Pocket PC and from the list select Set This will open a screen similar to Figure 28 and whichever selection you believe to be the appropriate value tap on the circle to the left of the number To enter any value tap on the circle to the left of the work Special then tap into the rectangle area below This will open up a screen keyboard where you can tap the numbers to enter the value Once you have the value selected tap the OK grey button to the bottom left of the screen and this will record the densi
14. scan result to the pole deterioration PortascanXBS 4 o 11 28 9 Scan Mgl 72 6 kNm 64 4 amp ATTIN BASTA EAN l AN F NA Tip Str 4 84 kN System Scan Pole H Ej When looking at the image in Figure 36 you ll notice that there are several elements to the screen These are explained in more detail in the Interpretation section but to identify them they are e Bending Moment strength estimate e Percentage of strength in comparison to an otherwise sound pole e Condition Estimate e Tip Strength estimate For the Bending Moment Percentage and Tip Strength you will notice that the values are provided in a range This is due to a confidence factor being applied to the results as each scan measurement remains an estimate and compounds to produce a slight error factor 7 10 Saving a Scan and Entering a Note with Asset ID Once a scan is completed and the calculations made you may want to record the values for attachment to a database or inclusion in a report For this reason in Figure 38 you can see the Note rectangle in the top right hand corner Tap on the rectangle and a screen will open that looks like Figure 39 This screen allows you to enter free text into the large rectangle and the Asset ID e g Pole Number in the next smaller field Tap into either of them and the Pocket PC s keyboard should automatically show If it doesn t tap on the keyboard icon on the bottom right hand
15. the Pocket PC returns to green If you hold the NULL button down for too long it can re commence the null reading so as soon as you hear the di dink sound release the button If you do accidentally re commence the null reading just stop close down the message on the Pocket PC see Figure 25 and start the null measurement again The Pocket PC now displays a message box advising the count rate level Generally the numbers should be between 550 to 750 so if it is outside of this re measure in a few moments and if still registering a reading outside of the range then record the value and seek advice via email admin portacatindustries com Figure 25 Calculated Null Reading Portascan XBS ye ME 7 56 D Portascan XBS Count rate 611 75 System Scan Pole H 7 6 Measure or Enter the Timber Density One of the principles of the PortaSCAN XBS is to utilise the initial density measurement as the reference or comparison point for the remaining scans on the timber There are two areas that an operator commences the measurement of the density from one on the PortaSCAN XBS unit itself see Figure 26 and the second is by using navigating the menu on the Pocket PC To commence the density from the PortaSCAN XBS briefly and gently press the DENSITY button The second option is From the Pocket PC tap on the Scan menu at the bottom of the screen and then tap on Measure On both occasions
16. the outer edge of the circle to then conservatively calculate the strength The Mgl is the Section Modulus or bending moment calculation at the cross section of the pole that was scanned This calculation uses an industry algorithm to do with the positioning of each scanned value in relationship to the neutral axis which is the vertical line at the bottom of the circle The reason for this is that the edges of the pole in the 3 and 9 o clock positions pay a larger part in the strength of a pole than the edges in line with the wires As an example when we take twenty measurements around the circumference we just divide 360 by the number of measurements 20 meaning each one has an 18 angle difference between the next If I was the third line from the neutral axis I would be 3 x 18 or 54 from the neutral axis and this is used by the formula behind the scenes to work out the strength relationship of that scan measurement to the overall strength based on its position This is why scanning at a constant and slow rate is important Because the PortaSCAN XBS doesn t know where you are on a pole whilst you re measuring it if you were to speed up a scan on one side compared to the other you would have a higher number of measurements on the slow side and fewer on the faster side As an example if you had 12 measurements on the slower side and 8 measurements on the fast side the software would just average out the total measureme
17. the right of the 1 0 value then backspace using the keyboard deleting the 1 0 Then type in 0 5 You now have the setting changed to 50 of the strength value that would otherwise be recorded e g instead of 1SOKN the result will display as 75kN For a 2 1 safety factor change the value to 0 4 Tap on the ok button at the top right hand corner The PDA will prompt you to save as a Word Mobile document so tap on the No button This will return you to the File Explorer screen which you can also close down by tapping on the X in the top right hand corner Figure 85 Changing the Safety Factor Word Mobile ay m 9 20 A ok q V 120 000000 maxmimum thickness In mm to plot 912 714172 density in kg m 3 tor backscatter calculations 420 000000 diameter in mm of pole being scanned 15 smallest number of valid blocks required fora moment of inertia calculation 9 Strength group grading of the wood in the pole 1 3 9 000007 sheight in m of pole bOOO Strength safety factor for pole Bl U z PortaCAT Industries Pty Ltd 2014 Page 63 TN Y BY wo ISOSCAN Pitot PortaSCAN XBS User Manual man i Attachment One IN a Bo ar PortaSCAN XBS Reference Page INDUSTRIES Open up case and assemble components batteries handle and Bluetooth aerial Ensure unit is clean and in working order Power On PortaSCAN XBS Unit Turn on PDA Tap on Bluetooth i
18. 58042 SPP Connecting My Shortcuts Active Connections New Fy Menu Once the Pocket PC has connected to the PortaSCAN XBS it then requires a short PIN code to pair the device in the future in a form of secure mode The input box in Figure 65 asks you to enter the PIN Code and shows the screen keyboard for you to tap the numbers Type in 1234 Figure 65 Displaying the PIN Code input screen Bluetooth Manag ese PT gt ACI volt SPP Bluetooth Authentication Please enter a PIN code to pair with the device ACY29 58042 FIN Code PortaCAT Industries Pty Ltd 2014 Page 51 A QISoscan AV T PortaSCAN XBS User Manual T Pre lE of wn As it is a password style screen you will only see the star characters as in Figure 66 Fi igure 66 Entering the BIN Code Bluetooth Manag oe PT ALYS so042 SPP Bluetooth Authentication Please enter a PIN code to pair with the device AC 29 58042 PIN Code SE 123 1 2 3 4 5 6 7 8 9 0 Tabjajwje r tjyjujijojejt cAPja sja flajh ijk i ma h o j Now that the PIN Code is entered tap on the OK button on the bottom left hand corner of the screen The authentication screen will close and you will return to the shortcuts list and can you will then see the two green arrows now facing each other in the shortcut icon as in Figure 67 This signifies a successfully active connectio
19. 8042 Display the device selection screen the next time an outgoing serial connection is attempted Tap on the ok at the top right hand of the screen then ok again to close down and save the Bluetooth settings This will return you to the Bluetooth wireless screen where you can then tap on Manager sometimes fully spelt as Bluetooth Manager You will then see the list of Bluetooth connections currently set up on the Pocket PC as in Figure 57 Figure 57 List of devices known to the Pocket PC via Bluetooth Bluetooth Manager y 42mm X ACY29 58042 SPP My Shortcuts Active Connections New Eg Menu As the PortaSCAN XBS may not already be in this list there are some further steps to create the connection If the PortaSCAN XBS is in the list as shown by the serial connection in Figure 57 then you can just close down the Bluetooth pages and start the PortaSCAN XBS software The serial number of the PortaSCAN XBS won t match the one in Figure 57 directly but it will be similar and end in SPP If there is no connection shown then tap on the New button on the bottom left hand part of the screen PortaCAT Industries Pty Ltd 2014 Page 47 orfac Q ISOSCAN INDUSTRIES PortaSCAN XBS User Manual When you ve tapped on the new button the screen in Figure 60 will be shown and is normally defaulted to the item in the list we want 1 e Explore a Bluetooth devic
20. I FIO a E E 43 10 Maintenance of the PortaSCAN XBS asnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn ennnen 45 TO DEUCE PRAN aeee E E E E E 45 TOR WIDE FoS erra S haNeeNnaNienRNeNaNieenENoeN 52 10 3 Battery Charging ccccccccccccsececeeeeeeeeseeeeseeeceeeeseeeeseeeeeeeeseeeseueeseueeseeesgeeseeesaneesaees 54 1A POCO PO a ee ee ee S eee 54 10 4 1 Modifying the configuration file ccssconsesincdnsmeducenuatdancsanmedmenatinctanmenmenardncdans 55 10 4 2 Adding the Screen Capture file cccccccseccceseeseeeeeeeseeeeseeeteneeseeeeaes 57 10 4 3 Re setting the Pocket PC ccccccecccssecceeeceeeeceueeceeeceuseseesseeessueeseeesaes 60 10 4 4 Revising the Safety Factor Setting ccccccceccceecesseeteneeteeeeseeeteneeseeeeans 61 Ahtachment ONE ann aE E 64 PortaCAT Industries Pty Ltd 2014 Page 3 2 ISOSCAN PortaCal PortaSCAN XBS User Manual 2 Introduction to the PortaSCAN XBS User Manual Due to the PortaSCAN XBS being a new technology to the industries that manage timber assets operators will need to become proficient in its use prior to introduction into an organisation It is highly unlikely that staff will have experience in this technology As a result the training session needs to be reasonably broad and encapsulate some elements of both the use of the PortaSCAN XBS and the associated radiation safety elements to ensure proper and safe use The Elements of Competency and Performance Criteria asso
21. If you are scanning a pole and you record good timber condition in your investigative scan then it isn t necessary to keep going unless you want the estimated useful life strength etc Also for cross arms it isn t necessary to go any further except to make a Note if you wish 7 8 Modify the Variables To assist in the calculation of the estimated strength and condition of the pole the PortaSCAN XBS software uses the information gathered from the scan in combination with the variables in Figure 34 PortaCAT Industries Pty Ltd 2014 Page 31 1 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual SS ove ser Figure 34 Variables Screen to Modify Diameter Height and Timber Species Portascan XBS ye ME 3 14 ok Pole Diameter rar Pole Height imt nm a tt Timber Species Rose Gum Fibre Strength om 0 MPa The variables are the pole diameter the pole height and timber species As can be seen in Figure 34 the up arrows above and down arrows below the Pole Diameter in millimetres and Pole Height in metres allow you to modify those values It is important to be as accurate as possible as these values affect the strength and condition assessments Instead of the operator guessing the fibre strength of the pole being scanned select the Timber Species from the drop down list as per Figure 35 by tapping on the down arrow to the right of the name Behind the scenes the timber species has the fibre streng
22. S 8 The overall robust design is built to withstand all of the field environments that an operator will be working in 5 Labelling At all times the PortaSCAN XBS must have the label visible and not obscured 5 8 Emergency Procedures In the case of an incident occurring l 2 3 Assess the nature and scope of the hazard Take actions that will prevent further damage or contamination if contamination is a possibility if possible Implement actions to bring the incident under control Secure the area and evacuate the area to a 5 metre radius Immediately report the incident to the responsible person and the relevant regulatory authority Investigate the circumstances of the incident to determine by measurement and calculations the required optimum corrective action plan with instruction from the responsible person and relevant regulatory authority Prepare a detailed report as soon as possible after the incident and submit it to the relevant regulatory authority within 7 days through the responsible person Advise the responsible person and relevant regulatory authority on changes required to prevent a recurrence PortaCAT Industries Pty Ltd 2014 Page 12 2 ISOSCAN PortaCal PortaSCAN XBS User Manual When an incident occurs the following are Names and Addresses and contact phone numbers of Radiation Safety Officer Anthony Lima M 0416 161 090 E anthony portacatindustries com Relevant regulator
23. a of at least 5 metres from the structure being scanned When the PortaSCAN XBS has finished the scan and is removed from the pole the shutter must be checked to ensure it is in the closed position The operation procedures for the PortaSCAN XBS must be followed at all times The electronics of the PortaSCAN XBS may remain activated in the field for scanning more than one pole in a session however the unit must be transported with the shutter locked and At all times the operation of the PortaSCAN XBS is to be conducted with safety of the public and operators of primary consideration 5 6 PortaSCAN XBS Design Safety Features Safety is inherent in the design of the PortaSCAN XBS 1 The radioactive source is shielded by a brass block of sufficient thickness to reduce the gamma radiation to safe levels 2 Gamma ray emission is only possible as a pencil beam formed by a deep hole in the block 3 This beam is turned on and off by a solenoid controlled shutter 4 Opening of the shutter 1s governed by a proximity switch 1 e the gamma ray exit hole must be close to a solid surface for the shutter to be opened 5 A keyed lock over rides the operation of the proximity switch and therefore the shutter 6 Dismantling of the PortaSCAN XBS assembly is inhibited through the used of security screws 7 A number of visual Light Emitting Diode or LED and audio indicators advise the operator of what is occurring with the operation of the PortaSCAN XB
24. age details field This is because the radioactive sealed source used in the PortaSCAN XBS is type approved with Special Form Certificate and is properly contained in a safe enclosure a PortaSCAN XBS instrument is not shipped as a radioactive package Instead it designated under UN2911 as an Excepted Package This package can be shipped as standard freight 5 3 Storage When a PortaSCAN XBS is due for service and is returned to PortaCAT Industries Pty Ltd they must be stored in premises which have been certified as meeting the Radiation Safety Plan A PortaSCAN XBS placed in the store must be stored with the source assembly locked in the shielded position If a PortaSCAN XBS cannot be stored in this manner the placement of such equipment into the store must be closely supervised by the Radiation Safety Officer or Principal Licensee to ensure that the radiation beam is properly attenuated The record of the location of the PortaSCAN XBS is to be updated 5 4 Routine work No work should be conducted next to PortaSCAN XBS whilst it is in operation When not in operation the PortaSCAN XBS should be stored within its transport case PortaCAT Industries Pty Ltd 2014 Page 11 AT PortaSCAN XBS User Manual K ISOSCAN 5 5 Field Work Practices When in the field the user must follow the below procedures to minimise public and personal exposure The user must be present at all times to monitor the PortaSCAN XBS and ensure a safe working are
25. ars in the graph PortaCAT Industries Pty Ltd 2014 Page 36 N ortaCA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual SY ne ere Also because the effect of deterioration is more pronounced on softwoods they can t take as much reduction in density before they have a serious affect on the integrity of the pole Hence Figure 42 shows the green and yellow zones to be much less of a proportion than for hardwoods in Figure 41 which are better able to withstand a similar level of density reduction Figure 41 f Portascan XBS ye E3113 X Higher density reading and associated zone heights Ae UON 830mm 1050kg m Trka wa System Scan Pole H Figure 42 Lower density readings and associated zone heights Portascan XBS ae s2 7 55 X i EJ ua Su a eae iD System Scan ea Gen Re A pa H Remember that the scan result is an estimate of the proportion of timber to the original density measurement so if that initial value is lower than what is being scanned you will just see a line of bars the full height of the screen If in doubt re measure the density at a different location and re scan PortaCAT Industries Pty Ltd 2014 Page 37 A ortaCA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual E one ere 8 2 Strength Calculation Cross Section and Tip Strength A previous section outlined how the strength calculation was derived in terms of moving the deterioration in density to
26. ches with the outbound port settings To check tap on the PortascanXBS Presets file in the My Device directory in Figure 70 Figure 70 Opening the PortascanXBS_Presets file File Explorer eH Bt X E My Device Mame Application D ConnMigr Documents a My Documents Program Files Storage Card Temp Windows mxip_lang 15 08 10 28 0K amp mxip_notify 15 08 10 132K pim 1 09 07 308K E Portascanx B5 8 02 10 251K 22 05 10 It pays to note that although the file type is a TXT that is a text file it opens up in Word Mobile to view Figure 71 shows what the presets file looks like and what we need to do is scroll right to the end Figure 71 Contents of the presets file gt Word Mobile eM s2 3 59 ok 1 000000 Backscatter Period 5 50 000000 Backscatter Trigger percentage 2957 100098 rb 2 572100 jrbi 0 344920 ifi 0 000700 f1 0 063189 t0 0 017930 ti O 000211 itz 60 thickness readings to hold 100 000000 imasmimum thickness in mim to plot 994 105408 idensity in kg m 3 for backscatter calculations PortaCAT Industries Pty Ltd 2014 Page 55 faC K ISOSCAN iNDUSTENeS PortaSCAN XBS User Manual SY ove sien In the very last line of the presets file is the value that indicates what COM port the PortaSCAN XBS file is going to use Itis shown in Figure 72 and in this case it matches the value we want Figure 72 Identifying the COM port number to use Word Mobile 5
27. ciated with learning about the PortaSCAN XBS are as follows Elements of Competency Performance Criteria ECI Understanding Radiation Basic knowledge of radiation including international standard Safety and a Safe Working units and properties are explained Environment Hazards of radiation and biological effects are identified and explained Principles of radiation safety are explained namely exposure reduction factors of time distance and shielding storage and transport of sources Procedures for dealing with x ray source emergency are demonstrated Assessing risks and hazards during transport and use Security of the PortaSCAN XBS is understood and articulated Components of the PortaSCAN XBS namely housing software source detector power supply communications electronics accoutrements and handheld PC are identified and explained Knowledge of the overall principles of the PortaSCAN XBS are explained source and detector communications projections and attenuation Knowledge of PortaSCAN XBS software is demonstrated Clean housing and accoutrements to PortaSCAN XBS specifications Source and detector are calibrated to within PortaSCAN XBS specifications Software and handheld are tested according to PortaSCAN XBS specifications Images and data are retrieved from handheld PC to screen or alternative data storage The PortaSCAN XBS is stored and transported according to PortaSCAN XBS User Manual and relevant transport standard
28. con on PDA and ensure blue light is on top right hand comer of unit Tap on Start menu and start up the PortaSCAN XBS software When blue Comms light on PortaSCAN XBS is solid press the Enable button This will turn the Source box on the PDA from green to red Turning the PortaSCAN XBS unit away from the public and into free space press and hold the Null button on the front 10 This will go for about 5 seconds 11 When the Null reading count appears on the screen tap the Ok in the top right hand corner of the message box 12 Find a suitable location on the pole and place the nose of the PortaSCAN XBS up against the timber Remember for softwoods generally you need to measure below ground due to the water variation in the timber For hardwoods measure above ground Measure the density in the orientation you wish fo scan 13 Either press the Density button on the unit or choose Scan gt gt Measure from the menu at the bottom of the PDA screen 14 If you obtain an unusual density reading choose another Spot on the pole at a different location then try again For hardwoods expect 750kg m to 1100kg m Softwoods generally should be 350kg m to 550kg m but below ground they can get up to 900kg m due to the water level 15 Conduct an investigative scan remembering where anomalies are situated on the pole if need be slow down around those areas to work out the extent of the problem 16 Choosing the wo
29. cseececeeeeeseeeeseeeesseeesseeeesseeeeas 12 5 7 LADEO eranen ees aston iesaioc ones es cers ctnee ene oan manieies sa anesiesenesoeeceeeueeaeneenencee 12 5 8 Emergency IOC COUN CS o c2 cess custcmsncaienesasenteapecdeccapscusdemsuscianepasnnecascateceapecuntempesceecenee 12 6 Components of the PortaSCAN XBS ccccsssseeseeseeseenseseesseeseeneeseeseesenees 14 6 1 BUNGE SU ese a ern bome arab ae vob arin E invert muanltcareqeanicerheeatecarneeatnene beta 15 6 2 POTN dace e ocd a eee gaee aaeeneeeten Susans sceasaceusaensseau ace agueeoescenseten E 15 6 3 FUNCT PO eee E E E E E E EE 15 6 4 Batteries and Recharger ccccccecccecccecccecccecccseccseccucecueecaeecseccseseueeeaeseaeseaeeneesnaes 15 6 5 aee e E EEE EE TET PE A EEE EE E 15 6 6 LEDS a d Operating BURONS enema Melee nee E a 15 6 7 Shutter and Indicators cece cecccseecceeeecseeceeeeceeceseeeceuceseueeeeeeseueeseeeeeeeeseeeeseeeseeesaees 15 6 8 Detector and Proximity SWIG seice ennes aone EE NEEE 16 6 9 SOUC IO Coarse E E EE A EE EAE 16 6 10 Hot Stick AttaChMent ccc cecccceececeeeeeceeeeseeeeeseeeeseeeeeseeeessueesseeeeseeeessaeeeseeesanees 17 7 Operation of the PortaSCAN XBS cccccseseesesseeeeeseeseensescenseesenseeseenseseoaes 18 7 1 PSS VIO epicenter eae aa erin sate ia eta E EEEE 19 7 2 eo OON ee eee ee cee ee ee eee ee eee 20 7 3 PACT AUS SONWA O cates cote sale tie cores science eee nett eee eee 21 7 4 al WS E a E E E A anes Secp
30. d and this is done so by first finding the reset button which is behind the rubber guard at the base of the unit as shown in Figure 81 Figure 8l Re setting the Pocket PC PortaCAT Industries Pty Ltd 2014 Page 60 aCA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne scien Using the stylus press the reset button and the unit will start at the loading screen and reboot 10 4 4 Revising the Safety Factor setting When the PortaSCAN XBS is first constructed the configuration settings on the PDA are set up to have the Safety Factor set to 1 0 that is 100 of the ultimate strength calculation based on the section modulus the size of the cross section and the fibre strength To adjust this from the Windows Start menu on the PDA select File Explorer from the icons When started it will load the File Explorer window which operates similarly to a PCs File Explorer Figure 82 Selecting the File Explorer from the Windows START menu E air 23 44 a T Portascanxes 5 Ale Explorer gt Home i n contats X v Internet Explorer 30 Settings Mm Caknder x Scrolling down the list of files at the My Device level there is a file that looks on the screen that it s called PortascanX BS the full length file name is PortascanXBS Presets Simply open this file by tapping once on the file name This opens up a Word Mobile application where the value can now b
31. d radiation and other energy that is all around us To ensure that this energy is not included in the measurements received we take a null reading This is like zeroing scales when measuring weight In performing a null reading the PortaSCAN XBS MUST BE pointed away from the User and anyone else The reading takes about 5 seconds and because the source shutter is open for this period of time at no stage must it be pointed towards anyone including yourself Figure 24 Pressing the NULL button PortaCAT Industries Pty Ltd 2014 Page 25 12 ISOSCAN PortacAl PortaSCAN XBS User Manual aa Firmly press the NULL button see Figure 24 and whilst it is continuously held down the source OFF green indicator turns off and the source ON red indicator lights up Also you can hear an audible clunk as the shutter opens and see the shutter indicator move to Open as seen in Figure 7 The OFF green rectangle on the Pocket PC turns to red and regular beeps come from the speaker on the Pocket PC All of these indicators are designed to alert the operator that the source is active open and measurements are occurring After the null reading is taken holding the NULL button for about 5 seconds a di dink sound comes from the Pocket PC the shutter closes another clunk the source LED indicators reverse the shutter indicator returns to closed and the red OFF rectangle on
32. doughnut shape leaving about 150mm internally we can t see Figure 37 Explanation of the circular representation Neutral Axis 150mm diameter internal hole we can t see 100mm depth of scan PortaCAT Industries Pty Ltd 2014 Page 33 ortacA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual What the PortaSCAN XBS software does is treat these measurements in a certain way Because the strength of any pole steel concrete timber etc 1s mostly on the outer edges and reduces the closer we get to the centre not seeing the middle isn t that important However when we scan the cross section and record a reduced reading e g 75mm out of the 100mm we don t know where the problem with the timber lies along that measurement It could be quite close to the surface or further in to the centre of the pole As a result we treat any issue with the density conservatively by assuming that any deterioration is on the outer edge of the pole That is why in Figure 36 there is a lot of white space on the outer edge as our representation of the deterioration moves it there so the strength calculation is much more conservative The idea of the anti clockwise movement is also so that when you ve completed your scan you can line up the circular image with the wires and see where around the pole any deterioration is occurring This can be seen in Figure 38 from an earlier version of the PortaSCAN XBS software Figure 38 Aligning the
33. e If not just find it in the list and either way tap it Figure 58 List of Bluetooth connection types rS Connection Wizard CH a gm Explore a Bluetooth device Discover the services another device offers and create connection shortcuts For them High Quality Audio setup Setup Bluetooth Headphones or Stereo Speakers to be used with your PocketPr fiat Connect to Internet via phone 1 Access the Internet with a Bluetooth enabled mobile phone Hands free Headset setup Setup a Bluetooth Hands Free or Headset to be used with your PocketPC a b PIM synchronization ieee Synchronize contacts and other PIM Cancel Ea Mext This will then prompt the Pocket PC to search for any devices that are within range that have their Bluetooth as discoverable This means if you have something like your mobile cell phone handy it may appear in the list You must make sure that the PortaSCAN XBS has the Power turned on it just needs the green light on and COMMS flashing blue It will shortly appear in the list as per Figure 59 and as soon as it s there you can tap on it and then tap on Next on the bottom right hand part of the screen Figure 59 Active Bluetooth devices within range Connection Wizard 5 lt dim Bluetooth Connection Wizard Explore a Bluetooth device ACV29 58042 Cancel Back Next gt PortaCAT Industries Pty Ltd 2014 Page 48 P K
34. e C ConnMgr C Documents a O My Documents C Program Files 5D Card C Temp C Windows CO SBS Files a 10 05 05 Ga CAPTOOO1 10 05 05 Gia CAPTOO10 30 07 10 225K Gia CAPTOO11 30 07 10 225K Ga CAPTOO12 30 07 10 225K HF i ann fin Once all of the files are renamed you can then close down the File Explorer window by tapping the top right hand X PortaCAT Industries Pty Ltd 2014 Page 44 gt 2 ISOSCAN PortaCAT PortaSCAN XBS User Manual Sr a aa z 10 Maintenance of the PortaSCAN XBS There is limited maintenance of the PortaSCAN XBS required with a major emphasis behind the design being to enclose components to reduce exposure to the elements However nearly all regulatory bodies require a regular Wipe Test for checking the source shutter isn t leaking radiation unnecessarily and from time to time batteries may need replacing For the purpose of ongoing maintenance this section includes the software and communication elements of keeping the PortaSCAN XBS in operation 10 1 Device Pairing When the PortaSCAN XBS is initially produced it is already paired with the Pocket PC that it comes with That being said on occasion if the Pocket PC has for some reason been wiped or replaced there are steps to re establish the pairing between it and the PortaSCAN XBS unit To start with the pairing of a device means that when two separate units that have a Bluetooth module are with
35. e box this button is associated with the Calendar and you can see in the Assignment column that this is true If the program captce is already assigned to this button you can tap on the ok in the top right hand corner of the screen as no more action is required If not assigned select the captce program from the 2 Assign a program drop down list Once you have done this you will see the captce item highlighted in the drop down list and the Assignment against Button 3 has now changed to reflect the captce program Click on the ok button in the top right hand corner of the screen to now save that change PortaCAT Industries Pty Ltd 2014 Page 59 ortaC 4 ISOSCAN ADSR PortaSCAN XBS User Manual What this means is that each time when you start up the Pocket PC after being fully switched off and first select the Calendar button in Figure 80 the program will load This won t perform a screen capture but every selection thereafter of the Calendar button will do so until the unit is turned off via the Power button Figure 80 __ Screen Capture program now associated with the Calendar button on the Pocket PC 10 4 3 Re setting the Pocket PC On occasion the Pocket PC is likely to freeze on the screen that you are using It doesn t happen often but when it does the main thing is to not lose any previous work or require any re installing of software Re setting the Pocket PC is preferre
36. e edited PortaCAT Industries Pty Ltd 2014 Page 61 INDUSTRIES PortaSCAN XBS User Manual Figure 83 Selecting and opening the PortascanXBS_presets file sa File Explorer ay q 9 30 X a My Device v Hame i Windows an CAPTOOOOD 10 08 11 325K an CAPTOOO1 10 08 11L 225K En CAPTOOO 19 08 11 375K an CAPTOOOS 30 08 11 325K gt wrip_lang 10 08 11 28 0K amp pktip_notify 10 08 11 52 0K a Hote_10 8 2011 10 06711 7276 a Hote_19 8 2011 16 08 11 4905 FRIES Fl PortascankBs 29 08 11 E KESTER Tarm Hid E BSSpeciesTa Scroll down about 2 3 of the way down the file until you come across a line that has the content 1 000000 Strength safety factor for the pole It s this value that we need to change By clicking on the keyboard button right at the bottom of the screen between View and Menu this will display a virtual keyboard Figure 84 Selecting the Safety Factor a Word Mobile 9 31 ck 120 000000 maxmimum thickness In mm to plot 912 714172 dansity in kg m 3 for backscatter calculations 420 000000 diameter in mm of pole being scanned 15 smallest number of valid blocks required for a moment of inertia calculation 9 Strength group grading of the wood in the pole 1 3 Ai LIT Strength safety factor for PortaCAT Industries Pty Ltd 2014 Page 62 K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual O one sien Tap just to
37. eeaecau ceeptaueicanenoeesanhe 24 15 Measure the Background Radiation Null cccccseccceeeeseeeseeeeseeeeseeseeeeseeeeaes 25 7 6 Measure or Enter the Timber Density ccccseccceeeceeeeceeeceeeceueeceueeseeessueeseeesees 26 To SCAN the TIMES cccccecccceecccceeeeceeceeseeeeseeceeseeeeseeeesseeeeseeceesaueeseueesseeeseeeetseeeesees 28 7 8 Modify the Variable Sesine E EE EE 31 7 9 VICW ACARO U oaae team 33 7 10 Saving a Scan and Entering a Note with Asset ID ccccessecceseeeeeeeeeeseeeeeaeees 34 PortaCAT Industries Pty Ltd 2014 Page 2 A FortaCal PortaSCAN XBS User Manual O MEESAN 7 11 PortaSCAN XBS Reference Sheet ccccccccceececeneeceeeeeeeeteeeeseetaeeteueeseeeseneess 35 8 Interpreting the Scan Results nnnunnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn nnmnnn 36 8 1 Initial Bar Graph 0 0 0 ccccceccceeeeceeeeeeeeseeeeceeeeeeeeseeeesaeeseaeeseeeesaeeseueeseesseeeseeeeseeeseneess 36 8 2 Strength Calculation Cross Section and Tip Strength cccccceseecceeeeeeeeeeeeeeeees 38 8 3 C rent Condition ESUMaAlE ccm ancsusesancnadanannteganedssadunttouaducensaddmadennanabsditmipaaaaasedes 39 8 4 Screen Capture of the Results 2 0 cccccceececseeeeceeeeeseeeeseeeeeseeeeseeeessaeeeseeeessaeeesees 39 9 Retrieving the Data sasnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn mnnn 41 9 1 NOT FOCE oeren en E A E 42 9 2 AC
38. ensure the PortaSCAN XBS is in place against the timber in an area that appears suitable for measuring i e not obviously deteriorated and generally within a zone about 500mm to 1500mm height of the pole above ground for hardwoods and around ground line for softwoods Also for softwoods when scanning above 200mm use a density measurement in that zone see Attachment One PortaCAT Industries Pty Ltd 2014 Page 26 ortaCA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual Figure 26 Density button on PortaSCAN XBS unit When the operator starts the measurement of the density from the timber it will take about 5 seconds to complete During this time the PortaSCAN XBS is kept still against the timber and the audible and LED indications occur similarly to the NULL reading Once completed the shutter will return to its Closed position and a message will appear on the Pocket PC similar to Figure 27 Figure 27 Density measurement result i Portascan XBS ye ME 7 56 a Portascan XBS Count rate 31752 31 Observed density 544 45 System Scan Pole H The Observed density value is provided in kg m i e kilograms per metre cubed To demonstrate water is 1 000 kg m i e a cubic metre of water weighs one metric ton When reviewing the density measurement result consider whether the value provided matches your expectations If measuring the density of hardwood you would expect values between 750 and 1200kg m with
39. gs first from Note to thicknesses that the correlates between each line of content and its corresponding position in the header A comma separates each piece of data for a record hence Comma Separated Value as a description of the text box and then each record ends by a paragraph return That s how programs such as Microsoft Excel know when to end one record and begin the next one when data is imported PortaCAT Industries Pty Ltd 2014 Page 42 1 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual Sone iene 9 2 Image Files Image files are described in the introduction to this section but the files themselves can be seen in Figure 49 As the screen capture program doesn t link the information in the note text file and the screen capture it pays to rename the image file after each scan Figure 49 Image files on the My Device directory f File Explorer eye ME 745 X B My Device Mame ius Application D C ConnMgr CO Documents a G My Documents 3 Program Files 5D Card C Temp Co Windows CO SBS Files Ga CAPTOOOO 10 05 05 225K Ga CAPTOOO1 10 05 05 225K Gia CAPTOO10 30 07 10 225K Gia CAPTOOL1 30 07 10 225K JAC CAPTANI a 20 NFN To rename a file on the Pocket PC tap on top of it but hold the stylus down for about 2 seconds What will happen is that a circle of blue dots will form until a pop up menu appears It s just like a right click on a computer mouse Fro
40. he Bluetooth is activated allowing for communications between the Pocket PC and the PortaSCAN XBS The Bluetooth word and symbol now turns a darker blue PortaCAT Industries Pty Ltd 2014 Page 22 oath 4 ISOSCAN fatto PortaSCAN XBS User Manual ptt Figure 19 Bluetooth Activated Wireless Manager E Gil 11 54 On Now that the Bluetooth is active it is time to run the PortaSCAN XBS software On the Pocket PC that comes with the unit the PortaSCAN XBS software comes pre loaded and appears in the list of programs in the Start folders Tap the Windows symbol highlighted in Figure 17 and a display of icons similar to Figure 20 appears Tap on the item labelled PortascanXBS Figure 20 Start Menu me Gi 23 44 G f Ne PortascanBS e Ale Explorer Internet Explorer 30 Settings This will then load the PortaSCAN XBS software and you will see an interface that looks like Figure 21 PortaCAT Industries Pty Ltd 2014 Page 23 taCAT K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual Figure 21 PortaSCAN XBS Software Startup Screen 83 0 mm 1050 kg m System Scan Pole H When the PortaSCAN XBS software is run it automatically begins searching via Bluetooth for the PortaSCAN XBS itself The multi coloured icon in the middle of the screen runs whilst this searching is taking place When the devices have discovered each other this icon disappears and the blue comms light on the PortaSCAN XBS s
41. he material in front of the detector When the sensor is active a yellow LED similar to Figure 33 activates and the shutter is able to be opened for a scan If you move away from the timber during a scan the yellow LED turns off and the shutter closes There will also be an audible noise from the Pocket PC until you either hit the Stop on the Pocket PC or return the Porta SCAN XBS to the timber PortaCAT Industries Pty Ltd 2014 Page 30 ortaCh Q ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne scien Occasionally this may happen if there is cable or conduit against a pole so you can lift the PortaSCAN XBS away from the surface where the scan is paused then continue the scan on the other side of the obstacle When the PortaSCAN XBS recognises that it is near the timber again it continues on with the scan without requiring you to re start it Note that on occasions where not all of the statistical measures per second are completed e g you may only do 2 out of the 5 the depth measurement may not accurately reflect what is recorded and a lower number will result If required this may need you to start the scan again or at least recognise it in the interpretation of the results Figure 33 Proximity Sensor Indicator Once the scan is complete you can then modify the variables to perform a calculation of the estimated strength at the cross section the estimated tip strength and an estimate of the condition of the pole
42. hree scans at various heights with the top most closest to the failure zone As can be seen from just the initial bar graphs the deterioration can occur quite quickly in a short distance along a pole so the initial investigative scan is quite important Figure 40 Scanning results at various levels on a pole Wivanhoe Pole Failure 0370 15 5 r 0325 15 5 bil non mit 8 1 Initial Bar Graph When viewing the information provided on the first screen there are two main areas to focus on Whilst scanning the individual values that are recorded and secondly their relationship to the green yellow and red zones For higher density timber the same thickness value as for a lower density timber generally means the pole has a higher strength 1 e 75mm of timber for spotted gum means the pole is sound but 75mm for corsican pine would make it fail the scan It is important to note that because the density of timber plays a part in the depth of the reading what is seen on the front screen is in essence a proportion of that depth If scanning a hardwood and retrieving a 75mm result the resulting bar would appear about of the height of the graph due to the depth of gamma rays reaching around 100mm However recording 75mm on a softwood pole where the gamma rays reach to about 150mm would mean the bar would be represented at about 2 the height of the graph So always consider the density when reading the height of the b
43. in range they automatically are able to find each other and establish a connection for the purpose of transferring information Unfortunately the likelihood is that due to various models of Pocket PC being available there may be some differences in the following process However as there are similarities it shouldn t be too hard to work through any issues Firstly there are two elements to Bluetooth on a Pocket PC They are Bluetooth Settings and Bluetooth Manager Bluetooth settings allow you to modify or configure how Bluetooth operates on your Pocket PC whilst the Bluetooth Manager uses those settings in connecting with devices To begin the process go to the Bluetooth wireless screen as in Section 6 3 Activate Software Tap on the Bluetooth Settings button as in Figure 53 Figure 53 Enter Bluetooth Settings Screen ex mE Git 11 49 Settinns m lt Gi 11 50 Portascans ES 5 Ale Explorer Home 9 Clock amp Alarms ip Connectors at J Sounds amp umm Notifications ya Wa ay Contacts o Xr Internet Explorer Settings Microsoft ty Phone Caknder System kJ OO R MO This will then load the Bluetooth General screen in Figure 54 PortaCAT Industries Pty Ltd 2014 Page 45 ortaCA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne Sin Figure 54 Bluetooth Settings General screen Bluetooth Settings 5 a fim ok Bluetooth General Current profile
44. ld to be easily replaced both when run down and if damaged and quickly recharged Two sets of dual batteries are provided with each PortaSCAN XBS and the recharger is included in the package 6 5 Handle The aluminium handle comes in two pieces and is screwed together where at the end where the brass fittings are located Once screwed into place the non handle end is what is placed onto the Handle Attachment rod at the top of the PortaSCAN XBS with the flat edge on the same side as the securing screw 6 6 LEDs and Operating Buttons To manage the operations of the PortaSCAN XBS there are four buttons on the face of the unit To provide a visual representation of what function or stage the PortaSCAN XBS is performing there are also four LED indicators alongside the Operating Buttons These are explained in more detail as part of the operations section 6 7 Shutter and Indicators The operation of the shutter is key to the performance and safety of the PortaSCAN XBS The Source Shutter is what prevents radiation from continually emitting from the unit You can see in Figure 5 where the shutter is located by the small black circle on the top of the image To show the operator what position the shutter is in during use Figure 4 has referenced the Shutter Indicator that is either Closed or Open When in the Open position DO NOT place your hand over the Shutter black dot PortaCAT Industries Pty Ltd 2014 Page 15 N ortac
45. m the list on the pop up menu tap on Rename This will then highlight the name in the File Explorer menu and bring up the keyboard just like in figure 50 Figure 50 Editing the name of an image eye E 7 46 X j File Explorer LJ My Device Mame Co ConnMgr C Documents a O My Documents C Program Files 5D Card C Temp C Windows CO SBS Files i Ta 10 05 05 225K 123 1 2 3 4 5 6 7 8 9 0 Tabjqjwjejr t yjujijojejt CAPja s ajfjgjn ijlk ij Shift z x c Y bjnjm Ctl ais gt tle LI p h Type in the name of the asset number e g 123456 and if recording more than one screen perhaps add an extension along the lines of 123456_1 then 123456 2 As you re typing you will see the name change just like in Figure 51 PortaCAT Industries Pty Ltd 2014 Page 43 4 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ae sae Figure 51 Typing in a new file name Asset ID i File Explorer eye ME 7 46 X LJ My Device Mame C ConnMgr C Documents a CO My Documents C Program Files 5D Card C Temp C Windows CO SBS Files Up Once you have completed entering the new name click on the return symbol and this will remove the electronic keyboard and have the file highlighted with the new name as in Figure 52 Figure 52 Changed file name for screen shot i File Explorer eye ME 7 46 X a My Device Mam
46. n Figure 67 List of Bluetooth connection shortcuts Bluetooth Manager 42mm X ACY29 56042 SPP My Shortcuts Active Connections Connections Close the Manager screen by tapping the X in the top right hand corner 10 2 Wipe Test Wipe tests are carried out on the PortaSCAN XBS at various intervals according to regulatory requirements Of course if any person who has a level of responsibility regarding a PortaSCAN XBS unit e g a user Radiation Safety Officer or Principal Licensee has any concerns regarding potential radiation leakage they should conduct a wipe test to be certain PortaCAT Industries Pty Ltd 2014 Page 52 DQ 12 ISOSCAN PortaCAT PortaSCAN XBS User Manual crea Firstly do NOT disassemble any components to perform the Wipe Test The best way of checking immediately whether there is any source leakage is to use a survey meter Most test kits comprise of one or more wipe pads a Chain of Custody Form gloves zip lock bags for the wipes and security labels The reason for the security label 1s to make sure there is no unauthorised opening of the zip lock bag outside of the chain of custody noted on the form In all cases when performing a wipe test make sure that the source shutter is closed and locked At no stage should you perform this test if you believe the source shutter to be open Also make sure at all stages that you minimise any radiation dose that may come from the PortaSCAN
47. n invoice the cost of the diagnosis and the cost of the return transportation This warranty shall not apply to equipment that has been modified or serviced by other than Isoscan Ltd service personnel or to failure caused by defective parts or components not manufactured by Isoscan Ltd Isoscan Ltd shall be under no obligation to furnish warranty service preventative or remedial 1 if adjustment repair or parts replacement is required because of accident neglect misuse failure of electrical power air conditioning humidity control transportation or causes other than normal use 2 if the equipment is maintained or repaired or if attempts to repair or service equipment are made by other than Isoscan Ltd personnel without the prior approval of Isoscan Ltd 1 2 Equipment Not Manufactured by Isoscan Ltd Isoscan Ltd s twelve month warranty applies only to equipment manufactured by Isoscan Ltd Although Isoscan Ltd may supply as part of equipment parts or components manufactured by other companies the only warranty that shall apply to such parts or components is the warranty offered by the original manufacturer of the parts or components Isoscan Ltd will supply such warranty information on request No representation or guarantee or other warranty is given or implied in respect of the equipment 1 3 Software Isoscan Ltd warrants proper system operation only with software programs developed by Isoscan Ltd using the operating system sup
48. n replace the batteries e Always replace both batteries at a time with two fully charged batteries Do not have a fully charged battery replaced then run alongside a run down battery 10 4 Pocket PC Aside from the software and Bluetooth aspects to the Pocket PC there are some features about them that you will need to be aware of Firstly the battery life on the standard Pocket PC is not that long As a result it usually pays to have a car charger that plugs into the Pocket PC and charges it from site to site The in car charger is not provided with the PortaSCAN XBS unit Secondly a fact of life is that the Pocket PC is not always a stable operating unit and can on occasion freeze or create some unusual events such as significantly slowing down If it appears that the Pocket PC is playing up it often pays to reset it by using the stylus and pressing the reset button This is generally in two PortaCAT Industries Pty Ltd 2014 Page 54 WY M ortaCA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual Sone ere places next to the USB Charging port at the base or roughly half way up on the right hand thin side of the Pocket PC The startup screen will appear then the Windows Mobile screen until the system software loads 10 4 1 Modifying the configuration file It was mentioned earlier in this User Manual about the PortaSCAN XBS configuration file and in particular making sure the Bluetooth COMS file mat
49. ndustries Pty Ltd 2014 Page 1 a PortaCAT PortaSCAN XBS User Manual SS OAN Table of Contents t WARRANT occire EAEE ENEE NEEE EEE EEEE ETEEN 1 1 1 Isoscan Ltd Manufactured Equipment cccccceceeecseeeceeeeceeeeseeeseeeeseeeeaeeeseueeseeeeaes 1 1 2 Equipment Not Manufactured by lIsoscan Ltd ccc ceccceeccseeeceeeeseeeeeeceseeeeseeesaeeeseees 1 1 3 SON gt a E E E ee ee cen A ee ee 1 1 4 Out of Warranty Repairs ccccccceecccseeeeceeeeeaeeeeseeceseeeeeseeeeseeeesseeeeseesessaeeeseeeessneeees 1 1 5 8 9 6 Damage ee ene ence ne ohne ne eee ee ee E eee ee eee ee 1 2 Introduction to the PortaSCAN XBS User Manual cccssssesseseeeenseseees 4 3 Principle of the PortaSCAN XBG ccccccssseeeecesseeeccenseesecsseeseoeseeeseenseessoes 6 4 Introduction to Radiation iesicnrcesaesiyaseeenrcesaneseshaeeenrsesannenst teen ssesanwersaaeseeesesanennsnns 9 5 Safe Work Practices cccsssccsesecsnseccnssccnnsecnnsecennseennseenasesennseennseenesssenessens 11 5 1 OFS ll A ATOE EA OE OAE N P EAT E E 11 5 2 TRANS OOM serea E sation tener E a E 11 5 3 LOS EEE NE EE NEET ET N ES EE E ET 11 5 4 Routine WOrkK ccc cece ecceeccecceeeceeeaeececeseeceeeseeceeesueceeeseesaeeseesaeeseesaeeseesaeeseeeseeseesaeesaes 11 5 5 Field Work Practices ccccccseccseeeeeeeeeeeseeeneeeneeneeeseeseeseeeseeeneeseeeseeeneeeseeeseeeneeenes 12 5 6 PortaSCAN XBS Design Safety Features cccccccc
50. nts of 20 across the 360 of the circumference and incorrectly place all of the values from where they should be from the neutral axis Figure 43 Example of Calculation Screen Portascan XB5 ey 21 17 X 634871 System Scan Pole When you entered the diameter and pole height in the Variables Screen they directly impact the cross sectional strength calculation and the overall Tip Strength Essentially the Tip Strength is a standard engineering formula based on the height entered from where the scan took place It is important to note that any tapering of the pole or variation in shape e g an oval is not considered in this formula it treats the pole as circular and of a consistent diameter all the way along PortaCAT Industries Pty Ltd 2014 Page 38 6 PortaCAT PortaSCAN XBS User Manual WY ISOSCAN 8 3 Current Condition Estimate From the calculation of the strength then comparing it to what it should be as a sound pole a percentage estimate of the section modulus can be calculated It must be noted that this is an estimate only but it does provide a sound basis for assessing the condition of the pole at the cross section that was measured Similarly to the first screen with the bar graph the density measured determines the proportion of green yellow and red zones on the horizontal condition assessment bar The two areas to note are the percentage calculated then the position of the black rectangle sometimes a
51. nual Finally the batteries are placed on either side of the PortaSCAN XBS main housing Two batteries must be affixed for the unit to work After taking two of the batteries out of the case place the end of the battery with the four dots pointing outwards to the base of the battery holder as in Figure 13 There are two guides on either side of the battery holder that fit within the battery itself to make sure it is aligned Figure 13 Placing the battery into position Once placed as in Figure 13 simply push the battery all the way into the holder and it should snap into place and remain secure until removed Figure 14 shows the battery in place Figure 14 Battery in position Placing the second battery is a repeat of the first 7 2 Power On Once the batteries and antenna are attached the PortaSCAN XBS is ready to have the power turned on This is done by pressing the POWER button as highlighted in Figure 15 These buttons require a reasonably firm press to activate PortaCAT Industries Pty Ltd 2014 Page 20 2 ISOSCAN PortaCAl PortaSCAN XBS User Manual Figure 15 PortaSCAN XBS Power Button Once pressed the Source OFF LED turns on green and stays on whilst the shutter is closed and power is going to the unit When the source is active the green LED turns off and the source ON LED turns on red The comms LED indicator also starts flashing blue every 5 seconds letting the
52. numerical 1 500 000 1 000 000 500 000 D O E c O _ O D 100 hole radius mm PortaCAT Industries Pty Ltd 2014 Page 6 Wa K ISOSCAN PortaCal PortaSCAN XBS User Manual Where there has been a loss of wall thickness due to internal degradation then scanning measurements provided by an instrument such as PortaSCAN XBS are necessary to estimate the remnant strength of a pole of beam If through backscatter it is established that any possible internal hole is less than a maximum size then a minimum section modulus and strength is implied The PortaSCAN XBS is a quick inspection tool to achieve this Figure 2 shows how the backscatter rate varies both with the density of different species of wood and with the thickness of that wood Cedar has the lightest density and quila the heaviest Clearly if backscatter rates are to be used to determine wall thicknesses then the density of the wall must be known This analysis is implicit in the operation of PortaSCAN XBS Figure 2 Net backscatter rates against timber type and wall thickness Fig 2 net backscatter rates 14 000 13 000 12 000 11 000 10 000 9 000 8 000 7 000 6 000 5 000 cedar 4 000 E pine 3 000 rimu quila jarrah 2 000 1 000 0 0 20 40 60 80 100 120 140 160 180 200 mm wall The instrument uses a 25mm Nal Tl detecto
53. operator know it is searching for a pairing with a device the Pocket PC Figure 16 Power and Comms indicators 7 3 Activate Software When the Power on the PortaSCAN XBS is turned on then turn on the Pocket PC Usually the screen looks like Figure 17 although if other software is still loaded it may be what is viewed Close down all other programs until you arrive at this screen that looks similar to Figure 17 quite often there are subtle differences between Pocket PC Home screens PortaCAT Industries Pty Ltd 2014 Page 21 oria K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual There are three important areas to note on the screen The first 1s the Windows Start icon i the second is the battery percentage level and the third the wireless icon a oF Figure 17 Getac Pocket PC Start Screen Gi 14 52 26 mars 2012 F Wi Fi Off A t ea Calendar Contacts ye SA Ni S i With the battery icon it pays to be vigilant as to the level as Pocket PCs aren t known for their long term usage when the Bluetooth is active and the brightness level is high Once the wireless icon is tapped the screen in Figure 18 is activated which shows the Bluetooth status Figure 18 Bluetooth Wireless Screen Wireless Manager ey ME Gm 11 54 Bs Menu X On some Pocket PCs this screen also includes the Wi fi settings screen By tapping once on Bluetooth symbol t
54. ortaSCAN XBS User Manual ne ine Figure 62 Advice on creation of shortcut Connection Wizard eM m 5 27 Bluetooth Connection Wizard Explore a Bluetooth device ACY29 58042 Shortcuts created Connection shortcoutist For the servicets you selected were successfully created To connect From the Bluetooth Manager My Connections screen double tap the connection Or tap and hold the connection icon and select Connect From the menu Finish You will notice in the screen shot in Figure 62 that there is advice on forming the connection We will now need to do this so that we can just load the PortaSCAN XBS software without having to keep going through this exercise Once you click on Finish on the bottom right hand part of the screen in Figure 62 you will be returned to the list of shortcuts in Figure 63 Figure 63 List of Bluetooth connection shortcuts Bluetooth Manager t 5 27 X ACY29 56042 SPP My Shortcuts Active Connections New Eg Menu Either double tap on the newly created connection or press and hold for two seconds and from the pop up menu tap on connect The Pocket PC will then attempt to form a connection to the PortaSCAN XBS and you will see a progress window like in Figure 64 PortaCAT Industries Pty Ltd 2014 Page 50 ortacA K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne aie Bluetooth Manager 5 lt dim ACY29 58042 SPP AC 29
55. ower Down or make another scan If scanning a different piece of timber re measure or enter the Density If at a location some distance from the earlier Null reading re measure the Null count Instructions on the PortaSCAN XBS are shown in Figure 10 Figure 10 PortaSCAN XBS Instructions These steps are outlined in detail in this section PortaCAT Industries Pty Ltd 2014 Page 18 ortac K ISOSCAN INDUSTRIES PortaSCAN XBS User Manual Ne ene 7 1 Assembly There are several items within the transport case that are needed to assemble the PortaSCAN XBS ready for use These are the antenna two batteries there are two spares and the handle Firstly with the handle the two pieces simply screw in together where the fittings are provided Once the two pieces are attached the handle is then secured to the PortaSCAN XBS by placing over the shaft piece and tightening the screw Figure 11 shows the handle approaching the shaft piece with the screw over the detent in the boss Figure 11 Handle attaching to the PortaSCAN XBS The second assembly is the placing of the antenna to the PortaSCAN XBS unit The antenna is affixed to an adaptor right next to where the handle is attached As in Figure 12 simply place the antenna into the adaptor then tighten the plastic blue nut Figure 12 Attaching the antenna PortaCAT Industries Pty Ltd 2014 Page 19 ortaCA 4 ISOSCAN INDUSTRIES PortaSCAN XBS User Ma
56. plied to the Customer Isoscan Ltd assumes no responsibility for user written programs Expert assistance for software development is available and can be contracted to Isoscan Ltd through PCI 1 4 Out of Warranty Repairs Any equipment no longer in its warranty period may be returned freight prepaid to Isoscan Ltd through PCI for repair by arrangement All correspondence concerning repairs should include the model and serial numbers and a description of the observed problem For equipment out of warranty the Customer must supply a purchase order number for the repair before the item is returned Return shipping expense on out of warranty repairs will be charged to the Customer through PCI 1 5 Shipping Damage Shipments should be carefully examined when received for evidence of damage caused by shipping If damage is found immediately notify PCI and the carrier making delivery and preserve all documentation PCI and Isoscan Ltd will provide all possible assistance in processing damage claims NOTE Isoscan Ltd and its parent company the Institute of Geological Sciences Limited exclude to the full extent permitted by law liability in contract tort or otherwise for any loss damage or expenses direct indirect or consequential and howsoever caused whether through negligence or otherwise resulting from any failure or inaccuracy of the PortaSCAN XBS or from any person or organisation s use or reliance on the PortaSCAN XBS PortaCAT I
57. r coupled to a photomultiplier to measure the gamma rate from an AMC26 Am241 sealed gamma ray source The energy of the gamma rays is 60 keV equivalent to x rays in energy Emission from the source is tightly collimated and can only be enabled by applying power to a solenoid Furthermore except for a calibration procedure a surface proximity switch is used to ensure that the shutter will only open when the instrument is placed on the surface to be measured The position of the shutter open or closed is indicated by lights on the panel facing the operator Because the solenoid is spring loaded there can be no emission in the unpowered state Also the shutter can also be locked to avert unauthorised use irrespective of it being in a powered or unpowered state PortaCAT Industries Pty Ltd 2014 Page 7 Wa K ISOSCAN PortaCal PortaSCAN XBS User Manual The electronics includes a microprocessor with a Bluetooth radio transceiver for short range digital communications On request the microprocessor sends the number of gamma rays counted over a 200 millisecond period along with the status of the shutter Communications by the PortaSCAN XBS that is sent by Bluetooth is received by a pocket PC PPC Either the menu on this or buttons on the scanner electronics box can be used to implement the basic functions Results are immediately available to the operator and data can be archived for later retrieval and display PortaCAT Industrie
58. r to Figure 48 where you tap on the image File Explorer and the file manager software will then be shown PortaCAT Industries Pty Ltd 2014 Page 41 4 IsoscAN INDUSTRIES PortaSCAN XBS User Manual O one ere 9 1 Note Text Files You should be able to see the Note Text Files in the list see Figure 47 and it pays to keep in mind that as all recordings made on the day in question are saved in that note it may contain quite a few individual records Figure 47 List of files on the PDA File Explorer ey 2 Gm 11 53 a My Device w Name w Applicaton Data ll ConnMgr ll Documents an MUSIC My Documents ull Program Ales Ta F la Storage Card Er y B Menu X k a a s F ki You can view the contents of a notes file by just tapping on the name which will then open it up in Word Mobile just like in Figure 48 Figure 48 Details of a note s contents F Word Mobile 5 siZ 7 57 lok Note Asset ID Species Fibre Strength Estimated Life Density Measured Depth value Mal Tip Strength Percentage Pole Height Pole Diameter Strength Grade Note string thicknesses thickness value 1 Corsican Pine 50 12 months 544 453 128 32 7914 3 56428 O10 7 9 2 500 24 439 6 435 9 44 0 44 0 44 2 44 3 44 0 435 35 43 7 435 0 44 2 45 2 45 6 44 4 45 5 44 2 44 5 44 0 44 9 44 toy rete to Oran a AI hey j m if il The note itself has the headin
59. rst place on the pole perform a circumference scan at least 40 measurements 17 Choose Poles from the menu at the bottom of the PDA and select any of the top three items diameter height and species from the list 18 Modify any variables then tap on the OK button 19 If you re not happy with the Useful Life calculated tap on the PDA menu again and select Estimated Useful Life From that screen change the value in the drop down list then tap on OK 20 Take a screen shot by clicking on the calendar button at the bottom left of the PDA 21 Tap on the Notes box on the top right hand corner of the screen 22 Open up the screen keyboard by tapping on the little keyboard at the bottom of the screen 23 Enter in the Asset ID pole number and any comments in the notes section Remember to enter level that scan was taken e g 200mm 150mm 24 Reduce the screen keyboard by tapping on the same keyboard at the bottom of the screen 25 Tap on the OK button to save the information just entered and the scan result 26 If required select the File Explorer from the Start menu and change the file name of the screen captures e g CAPT0001 to 123456 1 where 1 is the iteration of the images taken for that pole Close down File Explorer using the X in the top right hand corner 27 Tap on the middle section of the screen where the circle is and it will take you back to the bar graph 28 To exit the program tap on System
60. s Personal Protective Equipment is maintained appropriately The PortaSCAN XBS is started up using the procedure outlined in the User Manual Obstacles to the use of the PortaSCAN XBS are identified and preventative measures adopted Pole condition is initially assessed according to client Inspection Guide The scanning principles that apply to the use of the PortaSCAN EC2 Understanding Principles of Operation of the PortaSCAN XBS EC3 Demonstrate PortaSCAN XBS maintenance procedures EC4 Demonstrate how and when to use the PortaSCAN XBS PortaCAT Industries Pty Ltd 2014 Page 4 ECS Identify what may go wrong and what to do EC6 Interpret Scanning Results PortaCAT Industries Pty Ltd 2014 PortaSCAN XBS User Manual K ISOSCAN XBS are applied according to the User Manual The PortaSCAN XBS is used safely and correctly Traditional inspection methods are used where PortaSCAN XBS is unable to be operated The PortaSCAN XBS is shut down according to the User Manual Types of faults and their likely cause are identified Identified faults are rectified according to the User Manual Radiation Safety Plan and Workplace Health and Safety Assistance from a supervisor or qualified repairer is sought if equipment failure continues Components of scan result are identified and their significance explained scan variables and notes The combination of scan result elements are used to ascertain pole condition according to Inspection G
61. s Pty Ltd 2014 Page 8 2 ISOSCAN PortaCal PortaSCAN XBS User Manual 4 Introduction to Radiation Essentially radiation is energy that travels through a medium such as metal or water or through space ultimately to be absorbed by either that medium or another The idea of radiation is exactly that it 1s energy that radiates travels in straight lines in all directions from a source Radiation includes the electromagnetic spectrum i e visible light radio waves infrared ultraviolet and x rays The spectrum is measured in terms of the length of wave in metres the SI or International Standard unit for distance and the frequency of the cycle of the energy per second is labelled in terms of hertz A summary of the electromagnetic spectrum is provided in Figure 3 Figure 3 Electromagnetic Spectrum Electromagnetic Spectrum Frequency Hz 10 108 1012 10 1015 1406 108 102 Radio Microwave Infrared Visible Ultraviolet X Ray Gamma 10 10 105 108 108 10 10 10 2 Wavelength metres This manual focuses on is called ionising radiation 1 e the radiation has enough energy to cause an electron to be knocked out of an atom s electron shells and give the atom a positive charge Radiation as we know it had its discovery across several renowned experimentalists the foremost being Marie Curie in terms of actually discovering the behaviour of this energy and naming it radioactivity Ernest Rutherford discovered the type
62. s always made from aluminium Because of the sensitivity and protection required for the electronics and the particular safety features required of the source the housing uses security screws and is water resistant The source itself is encapsulated by a brass block to make it highly robust and to eliminate accidental exposure to radiation 6 2 Aerial The aerial is screwed on and off so that it is easy to store and replace Just place the base of the aerial onto the coupling provided at the top of the housing and then once it is seated screw into place Although the PortaSCAN XBS works at a small distance without the aerial using it provides a range of about 15 metres and is necessary for cross arm scanning 6 3 Handheld PC The handheld PC is what runs the PortaSCAN XBS software and controls most of the functions Although the PortaSCAN XBS will start and limited functions can occur no scanning result or condition assessment can occur without the handheld PC Further details on how the handheld PC is used are provided further in the manual 6 4 Batteries and Recharger To allow operators to continue the use of the PortaSCAN XBS in case the batteries run low the off the shelf lithium ion batteries can be attached on either side of the electronics box housing They can only be attached one way and are good for about 2 hours continuous use full day effective use These batteries are chosen for their ability to last for a day s use in the fie
63. s of radiation in the early twentieth century and his research led to him naming the three types of radiation namely alpha beta and gamma Alpha radiation is the result of decay from large nuclei Because it has a high mass it is readily stopped by skin or paper Beta radiation consists of two forms beta plus and beta minus Beta minus consists of an energetic electron and can be stopped with a few centimetres of metal Beta plus is the emission of positrons that due to them be anti matter are annihilated by nearby electrons when they slow down thereby releasing gamma photons Gamma radiation is the main focus of this manual and it consists of photons which are packets of energy that have neither mass nor charge It is the excess energy created after it has emitted alpha or beta radiation and penetrates much further than either of them It is due to its penetration properties that it is used in applications such as the PortaSCAN XBS There are biological 1 e physical effects to radiation exposure and what it does to various parts of the body that any person involved in the radiation industry must be aware of Heavily ionising particles such as alpha particles and neutrons are more damaging for the same absorbed dose from lighter ionising particles e g beta particles or gamma radiation In physics a weighting factor is applied to take into account the variation in biological effects on different parts of the body with the le
64. shutter in place is visible as shown in Figure disengages and the shutter is now able to be 7 operated through the normal use of the PortaSCAN Figure 7 Shutter Lock engaged XBS The position of the Shutter Lock being disengaged is shown in Figure 8 Figure 8 Shutter Lock disengaged PortaCAT Industries Pty Ltd 2014 Page 16 K S EA ISOSCAN Minte PortaSCAN XBS User Manual 6 10 Hot Stick Attachment For the purpose of allowing the PortaSCAN XBS to be used for measuring timber density higher up a pole or on a cross arm the case includes a hot stick attachment This is shown in Figure 9 and is attached similarly to the handle It is not intended to show how a hot stick is used in this manual as that is the subject of separate training that inspectors would complete Figure 9 Hot Stick attachment PortaCAT Industries Pty Ltd 2014 Page 17 D A ortaCAT PortaSCAN XBS User Manual 7 Operation of the PortaSCAN XBS The steps to using the PortaSCAN XBS are shown on the unit but simply they are e Power On Pocket PC and PortaSCAN XBS Activate PortaSCAN XBS software Once Comms established Enable Measure Null reading Measure or Enter Density value of timber being scanned Scan G ISOSCAN V If scanning a circumference e Modify variables diameter height and species Review Calculated Results page For any scan a Note can then be made to save the file P
65. te directory and link the program to the calendar button on the handheld Simply go into the Storage Card directory through File Explorer and within the Software sub directory copy the captce file Figure 74 Selecting the captce file from the Storage Card i File Explorer eye ME 5 45 X Ld Software Name EBS Default 5 02 10 166K mi BS5S_Lowbatt 502 10 6 94K mi BS NoComm 502 10 44 2K mi BS RecEnd 5 02 10 2 73K 267 04 09 E PortascanxkBS 26 07 10 257K PortascanxBs 17 10 10 T466 BSDensityTa 1 10 10 2568 ZBSSpeciestTa 7 07 10 4306 Up Ea Menu As outlined earlier go into the My Device gt gt Program Files and tap on captice We need to copy the captce program in here so that we can associate the file with the button on the Pocket PC In the blank area tap and hold the stylus then select paste once the pop up menu appears Figure 75 Selecting the Programs Files directory to save the Screen Capture software File Explorer eo aji Gr 09 52 4 Program Files w Name w W captice Connections PortaBs SimpleTerm TPS ull Widgets Windows Medi id Doe R PortaCAT Industries Pty Ltd 2014 Page 57 ortaCs 4 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ae Soa Now that it is in there we can associate the file to the calendar button on the bottom left hand area of the Pocket PC Tap on the Start menu Windows icon in the bottom left
66. testing organisation Figure 69 Wiping down the unit old XBS model 10 3 Battery Charging There are instructions that come with the batteries so it is not intended to go into much detail within this manual However be aware there are two sets of two batteries for long term running of the PortaSCAN XBS and each pair should last at least 2 hours of actual scanning time As the batteries are lithium ion there are several safety aspects that must be considered e Due to the temperature that some batteries may get to never leave them alone whilst charging them particularly overnight They only take about 1 2 an hour each to charge so whenever possible keep an eye on them They will feel warm whilst charging but if hot then remove immediately being careful not to create any safety risk for yourself or others e When transporting the PortaSCAN XBS from site to site and particularly if freighting or other transport remove the batteries from the unit and store in the compartment set aside for them in the transport case e Follow enclosed charging instructions e The charging unit is specifically designed to work with the batteries so they shouldn t be over charged e When the battery indicator on the PortaSCAN XBS software highlights that the voltage is getting low check the battery voltage by going to the System menu and looking at the Batt Volts item The value in brackets is the voltage and if below 14 8 volts the
67. th recorded and this then shows in the Fibre Strength field below the Timber Species Figure 35 Selecting the Timber Species Portascan 3BS ye ME 3 14 ok Pole Diameter rmm Pole Height imt eae i 0300 Timber Species poeem Rose aum Softwood Other Ue E E Lad Ee Tap on the OK button and the PortaSCAN XBS software will then perform its calculations PortaCAT Industries Pty Ltd 2014 Page 32 2 K ISOSCAN u PortaCAT PortaSCAN XBS User Manual 7 9 View the Results Once the OK button is tapped the bar graph on the first screen is converted to a circular representation The reason for suggesting scanning the cross section in an anti clockwise direction is that when turned into the circular image yov ll note that in the centre of the circle on Figure 36 is an arrow showing the direction of travel with a vertical line showing the neutral axis Figure 36 Viewing the Calculations Screen Portascan XB5 ey 1 17 X Mgl 65 72 kNm 73 81 o 6345871 Tip Str 6 7 kN System Scan Pole The area in blue of the image is in effect what the PortaSCAN XBS is unable to see 1 e the gamma rays only penetrate to a certain depth depending upon the density of the timber The higher the density the less it can penetrate In hardwood this is about 100mm so in a pole of a diameter 350mm we can see 100mm into the pole in something akin to a
68. the Pocket PC section PortaCAT Industries Pty Ltd 2014 Page 39 ortaCAt QISOSCAN INDUSTRIES PortaSCAN XBS User Manual Figure 45 Performing a screen capture of the scan result Each image is about 225kb kilobytes in size so keeping them copied onto a SD card or cleaned out regularly is important PortaCAT Industries Pty Ltd 2014 Page 40 ortaCh Q ISOSCAN INDUSTRIES PortaSCAN XBS User Manual ne scien 9 Retrieving the Data As the User Manual for the Pocket PC identifies how to synchronise with a desktop PC this manual doesn t go into that detail However you will need to know what the files look like and how they are structured so that they can be identified on the Pocket PC and if necessary re named to suit There are two types of files recorded the note text files that are in the format Note _d m yyyy which d day m month and y year The second file type is the bitmap images save from the image capture software These are described in the previous section and are located in the same path on the directory as the note text files namely in the My Device directory Figure 46 The File Explorer program m amp Git 23 44 k Me Portascanxes a Ale Explorer i T n contats x v Internet Explorer 30 Caknder Om To view the files initially tap the Windows icon next to Start in the bottom left hand corner of the screen This will then show a list of icons simila
69. the source housing or a polycarbonate box for the electronics and a metal box for the source housing The unit contains a radioactive source of low energy gamma rays and a gamma ray detector The source is contained within a shuttered brass enclosure and when abutting a surface can be instructed to emit a pencil beam gamma rays These gamma rays penetrate the surface to a depth of up to 150mm and scatter off the electrons of the substrate atoms Those that scatter through angles close to 180 1 e are backscattered may be detected by the detector within the instrument The rate of detection is dependent on the density of the substrate material which for light elements is the same as the electron density and the thickness of the surface The sensitivity of the technique is such that any holes or lower density material hidden by the surface can be detected down to about 150mm This is the principle by which PortaSCAN XBS can be used to inspect the integrity of wooden structures With beams and poles it is the outer timber than provides the strength available bending moment through the section modulus and central holes can be quite large before significant loss of strength results This is illustrated in Figure for a 360mm pole Figure 1 Bending moment calculation to central hole radius 360mm diameter central internal hole 9 000 000 4 500 000 4 000 000 3 900 000 3 000 000 2 500 000 analytic 2 000 000 7
70. tops flashing and becomes a continuous blue Once this occurs you are able to move to the next step If the pairing does not occur a warning message appears advising that the connection was unsuccessful and may require re pairing as described in Section 9 1 7 4 Enable the Unit A safety step with the PortaSCAN XBS is for the operations buttons to not work unless the device is Enabled You will see on the Pocket PC that at the top middle of the screen two green boxes with one labelled Source Figure 22 Enable Button Press on the ENABLE button on the PortaSCAN XBS as shown in Figure 22 PortaCAT Industries Pty Ltd 2014 Page 24 ortacA 2 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual When the ENABLE button is pressed there is a visual cue for the operator that this has occurred with the Source green box now changed to red This is represented in Figure 23 Figure 23 Change to Source box to show the PortaSCAN XBS is enabled i Portascan XBS ye E3113 X 83 0 mm 1050 kg m3 System Scan Pole H Now the PortaSCAN XBS is enabled it is treated as live and therefore its handling and use must be managed with all due caution Particularly the aspects of radiation safety and any associated plans must be complied with to ensure no person receives any unnecessary radiation dose 7 5 Measure the Background Radiation Null As highlighted in Section 2 there is backgroun
71. ty value to then use for the scan from then on The density value recorded is then visible on the front screen as can be seen on Figure 31 Figure 28 Entering density value manually PortascanXBS 4 eZ 11 46 G Backscatter Density 500 7 1000 550 1050 600 1100 650 31150 700 1200 750 Special Qm 850 O 900 950 E 7 7 Scan the Timber Now that the setup phase of the PortaSCAN XBS is completed you can now begin to scan the timber Generally there are two stages to a scan The first is to complete an investigative scan around the timber that you think is the most at risk This can be evident from visual cues on the outside of the timber or within the critical zone s of the pole The operator commences the scan by tapping on the Scan rectangle in the top left hand corner of the screen as shown in Figure 29 In hardwoods most of the issues occur below ground and in softwoods above ground As such an inspector uses their own judgement to determine where they believe an investigative scan is most likely to provide the answers they want about the condition of the pole If the external area of the pole appears visually sound then it is recommended to perform a vertical zig zag pattern over the critical zone to identify any issues If the investigative scan does pick up issues with the timber then choose the worst part of the timber and start the scan by situating the PortaSCAN XBS in a position in line
72. uide levels Assistance from supervisor or engineer sought when a scan result is unable to be determined Page 5 2 ISOSCAN PortaCal PortaSCAN XBS User Manual 3 Principle of the PortaSCAN XBS PortaSCAN XBS is an inspection device that is used to assist an operator to assess the integrity of a wooden structure The wood is expected to be seasoned dry timber as it cannot distinguish between water and wood It compares the response of a suspect surface to a sound surface and a loss of response is interpreted as a loss of depth in the surface with sensitivity to around 100mm The response loss could equally be a loss in density through the bulk of the object An operator can then use this information as an aid for assessing the overall integrity of the wooden structure In the case of power poles the PortaSCAN XBS goes further and can also provide an estimate of the available bending moment of the pole In summary the PortaSCAN XBS is a portable density gauge that uses gamma rays to identify variations in timber density The concept is for a portable safe quick and simple tool to assist inspectors in understanding what lies beneath the surface of the timber they are inspecting Through robustness in design and with a number of safety features the user and the public is protected from any risk associated with its use The PortaSCAN XBS instrument is predominantly made of either two metal boxes one for the electronics and one for
73. vel of absorbed dose with the weighting factor applied called the equivalent PortaCAT Industries Pty Ltd 2014 Page 9 2 ISOSCAN PortaCal PortaSCAN XBS User Manual dose The SI unit for the equivalent dose is the Sievert represented by Sv and usually referred to in milli or micro doses e g 50 microSieverts SOuSv The effect of radiation is to potentially alter the chemical or DNA structure of molecules within the human body thus when a cell divides it does so with those minor changes and can affect the healthiness of the cell itself This is quite natural and happens all of the time Generally the body heals these minor alterations or the cell dies or is rejected With substantial radiation doses the cell transformation is such that its function is impaired and the body is unable to repair or reject it potentially leading to cancers or mutations Natural background radiation is the highest source of radiation doses for the general public and represents nominally about 3 times the average dose from medical x rays Air travel and other sources contribute minimally to most people s level of radiation received The recommended annual dose for people who work with radiation is 20mSv and exposure for the public is ImSv per year These limits are set in such a way that by reaching them the person remains within an acceptable level of risk for any detrimental affects PortaCAT Industries Pty Ltd 2014 Page
74. with the wires With the face of the PortaSCAN XBS lightly touching the timber slowly and constantly scan the circumference of the pole by moving the unit in an anti clockwise direction A full circumference scan should take between 40 to 60 seconds depending upon the size of the pole and at least 15 measurements individual bar lines must be PortaCAT Industries Pty Ltd 2014 Page 28 0 ISOSCAN INDUSTRIES PortaSCAN XBS User Manual SY one iene recorded for the condition and strength estimate to occur it is recommended to have at least 40 measurements for a circumference scan Figure 29 Commencing the Scan ye 53 13 X 73 0 mm 1050 kg m3 E idl System Scan Pole H When the scan commences you can see the depth measurements recorded in Figure 30 it is the 43 3mm value and the associated height with the bar graph As measurements are added the graph scrolls from right to left so the newest measurement is the bar on the farthest right Figure 30 Recording measurements during a scan F Portascan X65 5 s 7 54 X 43 3 mm 550 kg m System Scan Pole H One thing to notice between Figures 29 and 30 is the varying heights of the green yellow and red levels These are explained further in Section 8 1 Note that as the scan is continuing the Source and ON rectangles are both red indicating the PortaSCAN XBS is in operation and the Scan rectangle is now title Stop
75. y Authority Radiation Health Branch Grace Vaughan House 227 Stubbs Terrace SHENTON PARK W A 6008 Telephone 08 9388 4999 Facsimile 08 9382 0701 This list is to be updated every 12 months or whenever a change occurs and is to be carried with the PortaSCAN XBS at all times Regular Maintenance Maintenance is conducted as per the Radiation Safety Plan for the organisation and the PortaSCAN XBS which is summarised as e Visually inspect the PortaSCAN XBS prior to daily use e Prior to operational use each day check normal operation of the unit and that fail safes are operating correctly e Ona weekly basis ensure that the unit is not mechanically damaged PortaCAT Industries Pty Ltd 2014 Page 13 DZ B Zz 4 ISOSCAN ortaCAl PortaSCAN XBS User Manual ane u 6 Components of the PortaSCAN XBS There are a number of key components to the PortaSCAN XBS that an operator needs to be familiar with These are shown in Figures 4 and 5 Figure 4 Control face and accoutrements for PortaSCAN XBS i Hot Stick Extension Figure 5 Scanning face of PortaSCAN XBS PortaCAT Industries Pty Ltd 2014 Page 14 2 ISOSCAN PortaCal PortaSCAN XBS User Manual 6 1 Housing The housing of the PortaSCAN XBS is made up of two components one for the electronics and the second for the source and detector The electronics housing may be made of either steel or polycarbonate but the source and detector housing i

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