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ORTEC Micro-Detective HX Operator Manual, P/N 931062 Rev. J

1. 32 2 Detect Survey SUE 552222 T AE DEG SL SEE TEEN be dE da 52 2 Performin sa SUIVEV Pace qu parcere dede rie Sor Bone Sample Screen voa vite NR SENG 5 3 1 Performing a Long 1 5 4 Fixed Sample Screen argo 5 5 Endine the Survey OF IM coq e ERES i 5 5 1 Saving Survey Files 5 5 2 he Eno Survey Report ood Resa RT 5 6 Example Survey and End Survey Report vi TABLE OF CONTENTS 6 REPLAY REVIEWING SAVED SURVEY FILES 47 OL OVNEN nae wer hte Sewer ede Na 47 02 SP tal eee Sa Sad ete t psu dtes un ET NE 47 6 3 Loading Retrie vins aA Survey ua al 48 6 4 Survey File Spectra and IDs aa eea tet a 49 Speed skaalale de CREE eke Dea deae dr ots 49 6421135 Sera OPPORTUNE 49 6 5 Data Display Comparisons 49 7 FILE TRANSFER TO IN WINDOWS 7 AND 2000 53 7 1 Enabling the USB Port for File 53 Tr WWD OWS T obo toutes sud Cu e p XP ens aud 53 7 3 Windows X Pand 2000 s ratios tibt OO PUR OR NE rp pets e
2. 60 TPES Sea oe d eR Sol qoia 10 iu SU S Po er 27 Audio setting alarm volume 27 Background background update interval 25 background chn file 13 es ame 24 maximum background rate 26 measuring background 24 minimum background acguisition time 25 Battery TEPIAGIMS is sss cres sad sass 67 CNS aa kas ave 14 Clear Data erase all data files 66 Commands quick reference diagram 34 35 Confidence level for ID view hide 28 Cooldown 17 20 Cooler cooldown gt 30 15 20 detector warmup 32 if you drop the HX 59 SBIDDIIS 32 Shutdown Js Roe 31 shutdown for long periods storage 80 startup and cooldown 20 22 Data collection and analysis 8 Data storage after file transfer 57 clear data delete all files 66 enabling the USB port 53 filename conventions 14 ICDI ICD2 survey files 13 53 Detect survey mode 38 End Survey 43 Exit restart HX program 67 File transfer to PC 53 Filenam
3. B 3 6666 1 9062 4 Graph Am 241 59 5 No 1 3193 Th 232 5 6928 Fig 44 Replay Main Features Display Modes 6 3 Loading Retrieving a Survey Tap Load to open the screen shown in Fig 45 Tapping the header on the Name column sorts the ppng Folder All Folders surveys filename in ascending or descending order Type N42 files v 123 HPRDS Data 11 5 7 36 123 HPRDS Data 11 5 7 35 In addition you can scroll vertically and horizontally E I E through the surveys HPRDS 815 Data 10 21 8 1 HPRDS 815 Data 10 21 8 1 Tap on the survey name to display it A HPRDS 815 Data 920 HPRDS 815 You can also change column width by tapping and dragging the right hand divider of each column 48 6 REPLAY REVIEWING SAVED SURVEY FILES 6 4 Survey File Spectra and IDs 6 4 1 Spectra The Spectra section of the Replay screen refer back to Fig 44 displays each of the component spectra in the ICD1 file which can be distinguished by their ID and Type The first spectrum in the list is the background spectrum in effect when the Survey was performed Its ID is bkg and its Type is background e The remainder entries are the rolling window spectra plus any Long Sample or Fixed Sample spectra and finally the cumulative spectrum They are lis
4. see Displaying Simplified or Detailed Hardware Status on page 30 22 Home 0 00 Gamma 0 cps Status Not Ready HO Time 61 Neutron 0 00 cps Detector cold tip temperature is high SN 7169 Ver 5 0 0 15770 DETH 005 Bkg Due 16 15 Jan 15 2010 36 0 13 0 N 84 14 21 9 W 16 25 Nov 16 2009 UTC Fig 17 All Error Alarms Acknowledged HX Not Ready 3 GETTING STARTED Home 4 0 00 Space 768287 Gamma 52 5 cps Neutron 0 00 cps Status Ready SN 7169 Ver 5 0 0 15770 DETH 005 Bkg Due 18 49 Dec 5 2009 Location not determined 19 28 Nov 5 2009 UTC Fig 18 Home Screen for Cooled and Ready Status 0 00 Gamma 44 0 cps Bias Voltage 12V 12V 3 3V Detector Temp Gain Stabilizer Cold Tip Temp Cooler Drive Ion Pump Neutron Health Body Temp Dead Time Cooler Runtime BAB Space 768104 Neutron 0 00 cps 2197V 11 90V 11 80V 3 30V 104 K 3 94 K 8 8V 3929V 0 1uA 40 915 sec 45 00 C 0 2 13000 56 Fig 19 Detailed Status for Cooled and Ready Instrument 23 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 3 3 4 Measure Site Background The HX requires periodic measurement of a site s background radiation to reduce false alarms on K 40 and other naturally occurring radioisotopes from building materials such as concrete In addition
5. paambay PIOMSSEJ SSIIIV JOJLIJSIUIUIPV JINJINIIS XH 19594 geq yoeg syur puomssed piomsseg ou SeAnov 35 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 36 5 MONITORING AND MEASURING WITH THE MICRO DETECTIVE HX Once the Home screen reads Status Ready the radiation threshold limits have been set for your site and a suitable background measurement has been performed the instrument is ready for use This chapter steps tells how to conduct radiation surveys with the HX Section 5 6 steps through a hypothetical Survey measurement as an example Before using the HX we strongly recommend you review the following Quick reference menu tree All navigation and selection operations refer to the HX master menu diagram and instructions in Chapter 4 which starts on page 33 e Overview on using the HX For introductory information on data acquisition analysis and display see Section 2 4 Alarm handling Read Section 2 5 for detailed information on alarm types displays and acknowledging e Configuring the HX software application For information on setting alarm limits changing which nuclides are reported as threats or innocents taking background measurements displaying or hiding the survey spectra adjusting the audio and vibratory
6. 0 34 5 768038 Gamma 4753 cps Neutron 2 49 cps Long Sample 2 4 O 0 36 Time 91 min Gamma 4646 cps Neutron 2 63 cps Source Type Source Type Marker 18 13 keV 617 Cnts Time 144 Time 94 S ENa 22 Fig 36 Long Sample With Fig 37 Long Sample With Histogram Displayed Histogram Hidden 5 3 1 Performing a Long Sample To start a Long Sample e From the Detect screen press or tap N then select Long Sample from the submenu view the spectrum if spectrum view is enabled press or tap N then select View Histo See page 28 for instructions on the histogram viewing controls To hide the spectrum press or tap N and select Hide Histo Note that if more than two IDs are displayed when you select View Histo the histogram display will push some of the IDs to a second page Compare the screen headings and real time ID areas in Figs 36 and 37 41 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual To end the Long Sample Acknowledge any alarms this will allow the HX program to respond to the next command Press or tap N then select End Sample from the submenu This will return you to the Detect screen The HX will resume collecting 1 second spectra and analyzing a rolling window of the 8 most recent spectra for IDs and alarms The data collected during the Long Sample will be
7. e RISE 27 default HX password 22 27 entering passwords 7 forgot password 60 Performance monitoring 1 Power off HX computer reguires password 65 84 Ouick reference to menus and commands 33 Radiation alarm thresholds 26 Reference point t wee want 78 Replay survey review tool 2 47 Reset all factory defaults 69 library defaults only 31 Restart reboot HX computer 65 32 Shutdown for long periods storage 80 idek aeda ua S bm 39 SNM Inde 2555 seen 39 Specifications aulasse t sand id 77 Spectrum file transfer to Pas senei 85 4 53 Spectrum view hide bee LRL 28 Troubleshooting y o3 RES RR SES 59 USB port enabling for data transfer 23 external MCA mode 65 Windows 2000 file transfer to PC aso 55 Windows 7 file transfer to 2 we Gd ee eis 53 Windows connectivity 62 Windows 7 Mobile Device Center 53 Windows XP 2000 ActiveSync 55 Windows Mobile Device Center enabling the USB port 53 Windows file transfer to PC osos ua 55 Wireless communication IEEE 802 11 17 78 Fig Fig F
8. Rad Personnel Hazard This indicates the dose rate exceeds the RDD threshold see Section 3 3 5 The hazard alarm signal sounds all LEDs flash and black on yellow trefoil symbols are displayed in the corners of the screen See Fig 11 If the Vibrate option is on the handle vibrates for 20 seconds or until the alarm is acknowledged and if the Show Colors option is on the top and bottom sections of the screen turn light blue System Error The error alarm signal sounds the handle vibrates for 20 seconds the amber LED flashes and the message area displays one or more error messages If the error affects the HX s readiness for radiation identification the status on the Home screen changes to Status Not Ready See Fig 12 If the Vibrate option is on the handle vibrates for 20 seconds or until the alarm is acknowledged and if the Show Colors option is on the top and bottom sections of the screen turn amber 2 SYSTEM OVERVIEW MOVE BACK When the HPGe detector dead time exceeds 70 because you are near very high activity source whether the source is an innocent or threat nuclide a MOVE BACK message is displayed See Fig 13 this state the detector is not able to process gamma radiation and generate alarms according to its performance reguirements You must move away from the source until this message is no longer displayed in order for the HX to perform as specified 2 6 Data Storage and Management The c
9. EN EE ee 11 14 THE Micro Dette prute aed eee a d Seer ia kud 18 15 Rear Panel Power USB and Headphone Connectors 19 16 Strap Attachment 2 Seo ve me es Aal Lbs sea 20 17 Error Alarms Acknowledged HX 23 18 Home Screen for Cooled and Ready HX ues e Be bite wet E me Ye ee eed oe te 23 19 Detailed Status for Cooled and Ready Instrument 23 20 Collect Background for At Least the Specified Minimum Time 26 20 Change the PassWord wen Sek Ver na aa Ande a 27 2 tsi 27 23 Aa VOSS Lgs Go ea 28 24 Opis MENU ee 29 20 D Confidence Tevel aS on a a we 29 26 Histogram Tools Scaling Zooming Moving Marker Line arrow indicates 1460 keV peak of eae aab pinnakate 29 27 Comparison of Alarm Condition with Show Colors Option OFF and 30 28 Change Entries from Innocent to Threat leke Veen Tees EV 31 29 HX Program Menu Structure Default Mode No Password Required 34 30 HX Program Menu Structure Administrator Access Password Required 35 ST Monitoring from the Home Screen aa Se 38 5 A mr 38 334 Detect See
10. M Fig 28 Change Entries from Innocent to Threat To return the nuclide to threat status tap to highlight it and tap Toggle Nuclides that have been changed from their default status even if subsequently changed back are marked with an asterisk To restore all nuclides in the library to their factory default settings tap Reset The library will be reset and you will be returned to the Other menu There is no undo for this operation The Reset All command Section A 8 also returns the library to its factory default settings is However Reset All additionally returns all other settings including alarm thresholds and background measurement parameters to their factory defaults 3 5 Additional Notes on the Cooler and Computer 3 5 1 Turning the Cooler and Computer Off The computer and cooler operate independently of one another Therefore you can turn off the computer and leave the cooler running or vice versa ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual To turn off the cooler navigate to Main Menu Settings Advanced password Hardware and select Cooler On Off You will hear the cooler shut down The computer will remain on Turning the computer off requires a password see Section A 2 3 5 2 Notes About Continuous Cooler Operation Shutdown for Shipping and Detector Warmup Be sure to also read the cautions and operating limits in Section
11. In the suppressed state only system errors trigger alarms cause the amber LED to flash and if enabled activate the audio and vibratory alarm signals Users with password access can unmark Suppress IDs to display IDs and alarms on the Home screen When an object reguires closer investigation start a Survey As discussed in the preceding section a Survey is a single recorded monitoring event that can be of any duration and contain any number of Long Samples and or Fixed Samples As detailed in the preceding section the HX begins storing the spectra for all rolling window analyses as well as any Long and Fixed Sample spectra in the Survey s ICDI file At the end of the Survey the cumulative spectrum is analyzed for any low intensity radiation that the shorter Survey Long Sample and Fixed Sample analysis windows might have missed This final spectrum is added to the ICD1 file and all analysis information for the Survey is stored in the corresponding ICD2 file Any alarms from the cumulative spectrum are generated as soon as the Survey is ended and a summary of all Survey IDs and alarms is displayed on the End Survey screen See Chapter 5 for more detailed information on performing Surveys Long Samples Fixed Samples and passive monitoring as well as an example Survey and its end survey report ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 2 5 Alarms and Alarm Handling As discuss
12. Instruments not in warranty should follow the same procedure and ORTEC will provide a quotation Damage in Transit Shipments should be examined immediately upon receipt for evidence of external or concealed damage The carrier making delivery should be notified immediately of any such damage since the carrier is normally liable for damage in shipment Packing materials waybills and other such documentation should be preserved in order to establish claims After such notification to the carrier please notify ORTEC of the circumstances so that assistance can be provided in making damage claims and in providing replacement equipment if necessary Copyright 2012 Advanced Measurement Technology Inc All rights reserved ORTEC is a registered trademark of Advanced Measurement Technology Inc All other trademarks used herein are the property of their respective owners ADDITIONAL WARRANTY STATEMENT Please note that the integrated computer that controls the Micro Detective HX is intended exclusively for the tasks detailed in this operation manual Using this computer for any other purpose may void your warranty In addition the Micro Detective HX contains no user serviceable parts Except for the battery hatch on the side panel which can be opened when the battery requires replacement breaking the seal on the case voids your warranty The Micro Detective HX should be opened only by ORTEC authorized service personnel
13. Clear Password 4 0 00 Space 768104 Gamma 47 5 cps Neutron 0 00 cps Enter Password Fig 6 Main Menu S Enter Digit N Next Item Fig 7 Entering Passwords and Numerical Data Detect To exit a numerical entry screen without changing the current value press or the button to navigate to the Done button then press or 5 alternatively Done with finger or stylus To clear the current entry navigate to the Clear button then press 5 alternatively tap Clear To enter a numerical value navigate to the desired numeral and press 5 and repeat until entry is complete Then navigate to Done and press tap 8 Alternatively tap the desired numerals then tap Done ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 2 4 Overview of Radiation Monitoring and Measuring 2 4 1 How the HX Collects and Analyzes Data Once the HX cools down to operating temperature the HPGe detector high voltage automatically turns on and data collection and analysis begin The HX monitors for radiation at all times and on all screens With the exceptions noted in the next bullet it collects one spectrum per second and analyzes a rolling window of the eight most recent 1 second spectra for radioisotope identification and alarms based on the nuclide identification library in Appendix B The spectra acquired in
14. DETECTIVE HX Count Time 4 5 Fixed Sample XX 0 00 mrem h Space 768143 0 01 mrem h Space 762367 Gamma 41 8 cps Neutron 0 00 cps Please Wait Select Count Time in Seconds Type Source Conf i m Count Time 5 of 20 S 20 Second Select Show Spectrum N Next It Count Navigate End Early Fig 38 Select the Fixed Fig 39 Progress Bar Tracks Sampling Interval Fixed Count 5 5 Ending the Survey When you tap the End Survey button the HX software displays the Filename screen which allows you to keep or edit the default filename before saving It then displays the End Survey report and resumes passive monitoring in the background Note that the longer the survey the longer the processing time before the End Survey report is displayed 5 5 1 Saving the Survey Files Figure 40 shows the Filename screen To save the survey using the default filename press or tap the 8 button or tap the Save in the center of the screen To save the survey with a different filename tap in the Enter Filename field to open the soft keyboard as shown on the right of the figure Edit the filename as desired If you wish you may return to the default filename by tapping Restore Default before saving When you are satisfied with the filename tap the Save button in the center of the screen s soon as the survey files are saved the End Survey report will be displayed While th
15. If error recurs contact ORTEC GMT Background Error Geiger M ller tube detector Perform background check background count rate is outside of Section 3 3 4 If error persists contact acceptable limits ORTEC Stabilization Error Gain stabilization has reached its Perform background check maximum correction Section 3 3 4 If error persists contact ORTEC Stabilizer Error Gain stabilization peak not set Perform background check Section 3 3 4 If error persists contact ORTEC Test Error Alarm System error alarm test disregard Silence with Stop command this alarm Section 3 4 1 1 8 7 If You Remove the Memory Card During A Survey and the Amber System Error Does Not Clear Upon Card Reinsertion If you remove the memory card during a survey the survey will immediately terminate without saving your data and the HX program will return to the Home screen At the same time the amber system error LED will light and the HX screen will display a Data Card Full Missing message Press or tap the S button to acknowledge and reinsert the card If the amber LED and error message do not clear after a few seconds navigate to Settings Alarm Test Alarms then select System Error Stop Alarms and Exit Alarm Test This will reset the alarm condition and the HX will resume normal operation 8 8 Windows Connectivity Problems survey data files stored on removable memory cards therefore you can work around Windows
16. Off Alternatively you can press and hold the computer s On Off button to display the Password screen Enter the password to display the Power menu then tap Shutdown A 3 Restart This command reboots the HX computer which restarts the HX program at the Home screen The cooler if running remains on during restart Navigate to Main Menu Settings Advanced password Hardware Power and select Restart Alternatively you can press the computer s On Off button to display the Password screen enter the password to display the Power menu then tap Restart 65 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual A 4 Clear Data This command permanently deletes all survey data files from the memory card To do this e From the Home screen navigate to Main Menu Question 8 4 0 00 mrem h 762651 Advanced password Other and select Clear Data Gamma 425 688 Neutron 0 00 cps Fig 55 Answer Yes to continue with deletion There Warning you re about to is no undo for this operation Do not manually delete erase all of the survey data the survey files doing so may disrupt the HX software Select Yes to erase the data S N A N Next Item Fig 55 Permanently Delete All Survey Files A 5 LCX Low Confidence Expert Identification Mode Users with password access can enable LCX Mode from the Options menu The LCX identi fication mode displays suspected
17. analyzed and displayed as part of the End Survey report Section 5 5 The list of identifications in the real time ID area can extend to multiple pages In such cases the report page is entitled Sample 1 of x Sample 2 of x etc where x is the total number of pages of the report see Fig 36 Press or tap the 8 button to cycle through the pages 5 4 Fixed Sample Screen This test mode 15 subset of Long Sampling It allows you to collect samples at fixed intervals of 5 10 15 20 25 30 60 120 or 300 seconds To enter Fixed Sample mode from the Detect screen 42 Press or tap N then select Fixed Sample from the submenu This will display the Count Time screen shown in Fig 38 Navigate to the desired time interval and press or tap S Figure 38 shows the selection of a 20 second interval Sampling begins immediately tracked by a progress bar Fig 39 If the Spectrum view option is enabled as described on page 28 the 8 button allows you to toggle between viewing and hiding the histogram see page 28 for instructions on the histogram viewing controls To end the sample early acknowledge any alarms then press or tap N to return immediately to the Detect screen At the end of the measurement you are returned to the Detect screen and the survey continues From there you can choose to perform another Fixed Sample or a Long Sample exit back to Survey mode or end the survey 5 MONITORING AND MEASURING WITH THE MICRO
18. and brought to operational status Status Ready for at least 48 hours every month Failure to do this may result in degraded performance or cooling system failure Read Section C 4 See also the notes on cooler and computer operation cooler shutdown for shipping etc in Section 3 5 15 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 16 3 GETTING STARTED This chapter takes you through the startup and setup procedures 3 1 Major System Components The complete contents of your shipping container s will depend on the model and options you ordered However your system will include at least the following major components Micro Detective HX portable identifier and USB cable HX Operation Manual P N 931062 HX Offline Analysis Program P N 931080 and instructions P N 931059 The Micro Detective Series Cooldown Pad P N 805470 and instructions P N 931061 Padded carrying strap ac power adaptor charger and 12 V dc automobile accessory adaptor Technical note Transporting ORTEC Instruments With Pressurized Tubes P N 932722 which contains important information you will need to know to ship the HX or take it aboard commercial carriers e Technical note Long Term Storage Instructions P N 932722 which amplifies the storage information in Section In addition if you purchased the HPRDS gualified unit it will include foam lined high impact plastic shipping
19. been From Home screen insert memory card removed with available storage space If the amber indicator does not clear see Section 8 7 12 Volt Error 12 V power supply voltage is Contact ORTEC outside of acceptable limits 12 Volt Error 12 V power supply voltage is Contact ORTEC outside of acceptable limits 3 Volt Error 3 V power supply voltage is Contact ORTEC outside of acceptable limits Detector Temp High Detector temperature is too high or Make sure cooler is on Section 3 3 2 detector cold tip temperature is high allow at least 12 hours for detector to fully cool Monitor detailed status according to Section 3 4 2 1 If detector does not cool contact ORTEC Ion Pump Error Ion pump voltage is outside of Contact ORTEC acceptable limits New Background Required Background spectrum is out of date Perform background check Section 3 3 4 61 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Ge Background Error Ge detector background count rate is Perform background check outside of acceptable limits Section 3 3 4 If error persists contact ORTEC Neutron Background Error Neutron detector background count Perform background check rate is outside of acceptable limits Section 3 3 4 If error persists contact ORTEC Neutron State of Health Neutron detector count 15 Perform a 30 minute background check Error outside of acceptable limits Section 3 3 4
20. case the GammaVision program A66 B32 for tracking system performance the Supplemental HX OA Files CD P N 934097 the HX System Performance Guide P N 931078 and a CompactFlash 10 100 Ethernet adapter card P N 934155 3 2 The Micro Detective HX The Micro Detective HX and its major features are shown in Fig 14 The rear panel shown in Fig 15 has three connectors USB USB connector used to connect the HX to PC to retrieve stored spectra Headphone jack C for audio alarm signals To adjust the audio volume see Section 3 4 1 Subject to change 17 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual INPUT POWER supplies external power for operating the HX and recharging the internal battery CAUTION Each connector includes a dust cover which should be closed when that connector is not in use S N buttons Touchscreen Alarm LEDs Rear panel Memory card slots under dust cover GPS HPGe detector endcap On Off button Fig 14 The Micro Detective HX 3 2 1 The On Off Button The computer s On Off button is on the bezel below and right of the touchscreen The computer operates independent of the mechanical cooler which is controlled by the HX software application To turn on the computer press and release the On Off button Boot up can take 1 minute or more See Section 3 3 for detailed startup information Turning o
21. connectivity problems by reading the card contents directly on the PC However if you wish to connect to a PC via Windows Mobile Device Center or ActiveSync and the 62 8 TROUBLESHOOTING connectivity program cannot find the HX this typically results because this program was not installed first before the unit was connected to the PC Ifthe Windows connectivity software has not been installed when you attach the HX to the PC for the first time the new hardware bubbles in the lower right corner of the screen will indicate that device driver installation failed Confirm the USB cable is good If connecting via a USB hub ensure that it is correctly connected and functioning If this does not resolve the issue go to the next step In Control Panel open the Device Manager and check for an Unknown Device entry that disappears when you disconnect the HX from the PC If such an entry exists reconnect the HX right click on the Unknown Device select Uninstall and confirm that you wish to uninstall the instrument Disconnect the HX from the PC Download and install or uninstall and reinstall the Windows Mobile Device Center or ActiveSync software making sure you have downloaded the correct version restart the PC and start the connectivity program Restart the HX by navigating to Main Menu Settings Advanced password Hardware Power and selecting Restart After the instrument reboots and the HPRDS program has fully reinitial
22. hub make sure the hub is correctly connected and functioning e Check the Master Instrument List within GammaVision to ensure that the HX is on the list If it is not listed run the MCB Configuration program as described in the GammaVision User s Manual 8 6 If The Error Amber LED Lights There no user serviceable parts inside the HX main enclosure If a mechanical or electronic component fails the unit must be returned to the factory 8 6 1 HX Error Messages Dose Rate Limit Exceeded as stated Move HX away from source and continue measurement 60 8 TROUBLESHOOTING The Cooler Is Turned Off as stated Turn cooler on Section 3 3 2 and allow at least 12 hours for detector to fully cool Monitor status according to Section 3 4 2 1 Internal System Error Contact ORTEC Error Retrieving Health Contact ORTEC Error Retrieving Data Contact ORTEC Bias Voltage Error Bias voltage is outside of acceptable Contact limits Low Battery Available battery time is critically Connect to external power If battery low exhausts during a survey the current survey data set could be lost Storage is Low Data card is nearly full End the current survey return to Home screen and insert memory card with available storage space or transfer files to PC Chapter 7 then use Clear Data command to permanently delete all data files from SD card Section A 4 Data Card Full Missing Data card is full or has
23. is 1 minute As noted above if a user stops the background measurement before the minimum time has elapsed the HX does not accept does not save and use the new background spectrum It continues using the existing background file until a new background measurement is successfully completed or until the interval between required backgrounds expires e From the Home screen navigate to the Main Menu then to Settings Advanced password Limits Bkg Acq Time e Clear the existing period enter the new one in minutes and select Done 3 3 4 3 Setting the Background Update Interval The HX allows you to set a maximum time between background updates in days The Home screen then displays the date and time when the next background measurement will be required e From the Home screen navigate to the Main Menu Settings Advanced password Limits Bkg Period e Clear the old period enter the new one in days and select Done 3 3 4 4 Performing the Background Measurement e From the Home screen navigate to the Main Menu Settings then select Background The Background screen Fig 20 will be displayed and acquisition will start immediately If the site background exceeds your preset background threshold Max Bkg for more than a few seconds the background measurement will halt and an error message will be displayed Remove any sources causing an elevated background or move the instrument to lower background area then resume
24. mrem h Space 763503 Gamma 2339 cps Neutron 0 00 cps Type Tove Lt Real tet Source Am 241 59 5 keV None 6 550 Cs 137 Ind 8 642 Co 60 Ind 4 310 None 5 531 Time 127 Fig 46 Long Sample IDs Compared With IDs Replay mb Sample1of2 1 4 amp 0 25 mrem h Space 763503 Gamma 2342 cps Neutron 0 00 cps UD type Resi E Marker 50 00 keV 1147 em Time 135 Fig 47 Long Sample Histogram Compared With Histogram in Replay 10 TES gt lt Marker 50 00 keV 1147 Cnts 50 Offline Analysis E View ICD1 ICD2 Reanalysis ICD1 from folder 6 REPLAY REVIEWING SAVED SURVEY FILES Select Library About Files Location C Documents and Settings Singley_Elizabeth My ICD2 ve Resi Not ba N bkg PTA A en Instrument 7 96 8 02 ID Radionuolideldentifier Do pan A2 rol 7 72 7 78 n ID e Blais a AA ID 81517159 Mode Measure Library Name Version Spectra Live Time s Real Time background rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling rolling mallina 123 HPRDS 81517169 020091105 T193025 0003 U n42 123 HPRDS 81517168 D20091105 7193025 E0003 0
25. the background measurement or cancel the measurement set 25 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual a higher Max Bkg then restart the acquisition Refer Background 8 4 5 to your CONOPS for instructions on how to proceed 0 00 mrem h Space 768104 Gamma 43 6 cps Neutron 0 00 cps To stop data collection press the N button If the mini Gamma Rate 51 619 cps mum background measurement time Bkg Acg Time Neutron Rate 0 000 cps has not elapsed a message will indicate this new back GMT Rate 0 000 cps ground cannot be saved if you terminate the count now Elapsed Time 0 08 min To continue collecting the new background spectrum bs Cycle 1 press or to highlight Yes then press tap S To Adjustment 0 00 cancel this back ground acguisition highlight No and press 8 2 2 5 e When at least the minimum time has elapsed press or Background tap N and decide whether to save the new background Fig 20 Collect Background for or discard it At Least the Specified Mini mum Time e Navigate to each menu s Back command until you reach the Main Menu then select Home 3 3 5 Set the Radiation Alarm Thresholds and Dose Rate Units 3 3 5 1 Radiation Alarm Thresholds To change the maximum dose rate or radiation dispersal device RDD threshold the threshold for the Personnel Hazard alarm navigate to Main Menu Sett
26. threat alarms and identifications at an approximately 30 lower confidence level than the normal mode This results in more hits on suspected threat nuclides Although detection is arguably improved in LCX mode the false alarm rate will increase to a level unusable for many applications Be aware that the HX will issue approxi mately two false suspect threat alarms every hour while in LCX mode Therefore we recommend LCX mode only for experienced spectroscopists Figure 56 shows an example of a suspect identifica ype Source Conf tion in LCX mode compare with Fig 4 on page 6 Note also that the confidence level of the ID is enabled in this illustration see page 28 In the standard identification mode the U 235 suspect ID would either not generate an alarm because the confidence level is low L or would Fig 56 Suspect Identification in post an Elevated radiation or beta alarm rather than listing LCX Mode a specific radionuclide 66 APPENDIX A OTHER ADMINISTRATOR LEVEL FEATURES As in the standard identification mode use the Signal Index and or SNM Index strip charts on the Detect screen as guides for locating areas of elevated activity In LCX mode the End Survey report Section 5 5 lists the highest confidence ID for a particular nuclide A 6 Exiting and Restarting the HX Program Navigate from the Home screen to Main Menu Settings Advanced password Hardware and Exit Program The blue Windows Mobile desktop
27. to a gamma source When an alarm is generated the section of chart for that time interval is assigned the alarm color For simultaneous alarms the chart displays the color of the highest priority alarm The SNM Index is a function of the maximum confidence factor for all SNM indicators in the library These include U Pu Np Am and neutrons For a single peak ID the SNM index is scaled as the ratio of net counts to net count error The peak height on this chart increases as you move closer to a threat material Figure 33 shows an identification and alarm for the threat nuclide Am 241 Note that the Signal Index indicates a relatively weak radiation source s and the SNM Index reflects a high probability that the source s includes Am 241 The list of identifications in the real time ID area can extend to Detect 1012 multiple pages In such cases the Detect page is entitled Detect 1 of x Detect 2 of x etc where x 15 the total number of pages Fig 34 Two Pages of IDs of the report see Fig 34 Press or tap the S button to cycle Available through the pages A summary report the End Survey report 1s displayed at the end of the measurement It shows all of the unigue identifications made throughout plus any new identifications that result from analyzing the cumulative spectrum The cumulative analysis is designed to check for 39 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Ma
28. to drop the HX The HX s enclosure is sealed with polymer o rings and gaskets if all seals are in place the instrument can survive brief immersion in water However care should generally be taken to protect it from prolonged or heavy rainfall and from immersion The front panel memory card slots and rear panel connectors include dust caps keep the card slots and all unused connectors capped e Heat is dissipated from the cooler via the HX baseplate therefore do not place the unit in mud loose soil or sand standing water dense grass or on thick carpet Wrap or cover the unit to keep it clean and dry Where possible avoid placing it on warm surfaces such as sun heated pavement for extended periods 14 2 SYSTEM OVERVIEW The power adaptor charger should not be exposed to water Make sure the recharging connector on both the HX and power adaptor are clean and dry before connecting to an the input power supply When cooling a warm HX in ambient temperatures gt 30 C 86 F be sure to use the accompanying Micro Detective Series Cooldown Pad according to the instructions in its technical note P N 931061 For best results we recommend that you not allow the instrument s internal battery to become exhausted The HX cooler is designed for years of continuous operation so there is no need to turn it off except for shipping and maintenance If the instrument is turned off and allowed to warm between uses it must be cooled
29. will be displayed To restart the HX program from the Windows Mobile desktop go to the upper left of the screen and tap Start then HPRDS The HX application will start up and initialize at the Home screen Note the program takes approximately 20 seconds to initialize and become responsive to button presses Until the unit is fully initialized the storage capacity readout and other indicators will not display accurate values REMINDER As noted in the Additional Warranty Statement the computer that controls the HX is intended exclusively for the tasks documented in this operation manual and other ORTEC materials accompanying the instrument Using this computer for any other purpose may void your warranty A 7 Changing the Internal Battery The typical service life of the HX 14 4 V lithium ion battery is 3 5 years When the internal battery no longer retains a charge it must be replaced with the appropriate ORTEC battery replacement kit This is a straightforward operation that takes just a few minutes so the detector does not significantly warm up during the procedure When an HX with a new discharged battery is connected to external power the charging circuit first cools the detector to operating temperature After that the new battery charges this typically takes 3 4 hours To change the battery 1 Turn off the cooler by navigating to Main Menu Settings Advanced password Hardware and selecting Cooler Off 2 Shut dow
30. 1 126 1 126 Industrial 1 131 1 131 Medical 1 132 1 132 Industrial 1 133 1 133 Industrial 1 134 1 134 Industrial 1 135 1 135 Industrial 74 APPENDIX B HX RADIONUCLIDE LIBRARY In 111 Ir 192 Ir 194 Kr 87 Kr 88 La 140 Lu 172 Lu 177 Lu 177m Mn 52 Mn 54 Mn 56 Mo 99 Na 22 Na 24 Nb 92m Nb 94 Nb 95 Nb 96 Nd 147 Neutron emitter Neutrons on Fe Neutrons on Hydrogen Np 237 P 32 Pa 231 Pb 203 Pd 103 Pm 147 Po 210 Pr 144 Pu 238 Pu 239 Ra 223 Rb 82 Rb 83 Rb 86 Rh 105 Ru 103 Ru 106 Rh 106 Ru 97 In 111 Ir 192 Ir 194 Kr 87 Kr 88 La 140 Lu 172 Lu 177 Lu 177m Mn 52 Mn 54 Mn 56 Mo 99 Na 22 Na 24 Nb 92m Nb 94 Nb 95 Nb 96 Nd 147 Neutrons Neutrons on Fe Neutrons on Hydrogen Np 237 Beta Emitter Pa 231 Pb 203 Pd 103 Beta Emitter Po 210 Pr 144 Pu 238 Pu 239 Ra 223 Rb 82 Rb 83 Rb 86 Rh 105 Ru 103 Ru 106 Rh 106 Ru 97 Medical Industrial Industrial Industrial Industrial Industrial Industrial Medical Medical Industrial Industrial Industrial Medical Medical Medical Industrial Industrial Industrial Industrial Industrial Weapon Indicating Weapon Indicating Weapon Indicating SNM Medical Industrial Industrial Medical Industrial Industrial Industrial SNM SNM Industrial Medical Medical Medical Industrial Industrial Medical Industrial 75 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Sb 124 Sb 125 Sb 127 Sc 46 Se 75 S
31. 1 n42 Analysis Results Name Channels 0 to 8191 Counts Log Notes Time 2009 11 05 Time 2009 11 05T Time 2009 11 05T Time 2009 11 05T Time 2009 11 05 Time 2009 11 05T Time 2009 11 05T Time 2009 11 05T Time 2009 11 05T Time 2009 11 05 Time 2009 11 05T Time 2009 11 057 Time 2009 11 057 Time gt Energy 1498 224 keV Counts Fig 48 Comparison of Survey Background File in Replay and in the HX Offline Analysis Program 51 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 52 7 FILE TRANSFER TO PC IN WINDOWS 7 XP AND 2000 The HX stores all survey data in ICD1 ICD2 files on the memory card You must download these files to a PC to manipulate the data they contain There are two ways to download The simplest method is to copy the spectrum files directly to a PC by using a memory card reader and Windows Explorer To remove the memory card see Section 3 2 2 e Alternatively you can transfer the spectrum files to your PC The file transfer method depends on your PC operating system PCs with Windows 7 You must download and install Windows Mobile Device Center as described in Section 7 2 then copy files via Windows Explorer PCs with Windows 2000 or XP You must download and install Microsoft ActiveSync as described in Section 7 3 then copy files via Windows Explorer I
32. 2 5 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 0 38 mrem h Gamma 4768 cps Neutron 1 50 cps Gamma dose Neutron count rate 8 count rate Fig 4 The Real Time Identification External IX LCX gt Area power mode X Ki Available disk space Space 374426 Battery NH EN charge left Time 172 min Fig 3 Radiation Count Rate Dose Rate Power LCX Mode On and Storage Indicators NOTE s initially configured at the factory the HX does not display IDs and alarms on the Home screen even if threat and or innocent materials are being detected You must begin a Survey event to determine if radiation is currently present The Home screen s alarm displays can be turned on by unmarking the Suppress IDs option page 30 this requires the administrator password e Audio Vibratory Signals An auditory alarm with three volume settings which you can optionally monitor with headphones and a vibratory alarm in the handle You can use either both or neither see Section 3 4 1 e General Information Readouts On the Home SN 7169 screen only a section displaying the last four digits Ver 5 0 0 15770 DETH 005 of the HX serial number software and firmware Bkg Due 16 15 Jan 15 2010 versions the date the next background measurement 36 0 13 0 N 84 14 21 9 W must be performed the GPS coordinates and the 16 25 Nov 16 2009 UTC date and time Fig 5 If you are indoors or other
33. 2 7 e As noted elsewhere the HX cooler is designed for years of continuous operation so there is no need to turn it off except for shipping and maintenance e You can turn the cooler off for a brief period e g 10 20 minutes without significantly warming the detector As soon as the cooler is restarted the HX typically shows a Ready status within a few seconds The cooler can be restarted at any time without harming the detector crystal regardless of whether the detector is warm partially cooled or cooled to operating temperature Toavoid damaging the cooler and where applicable to comply with transportation regulations be certain to turn the cooler off before shipping the HX NOTE The unit can be shipped as soon as the cooler is turned off There is need to wait until the detector warms up Leave the battery in its compartment during shipping 32 4 MENU QUICK REFERENCE Figures 29 and 30 show the menu tree for the Micro Detective HX software application The menu items that are not password protected are shown in Fig 29 The password protected items on the Comm and Advanced menus are shown in Fig 30 The menus in these figures are drawn with solid lines The boxes with dashed lines briefly indicate the screen or action associated with the various menu items General notes e To choose a menu item press or tap the button to move the reverse video highlight to the desired item then press or tap the S but
34. 60 Tap the Install button to start the upgrade While installation is underway the screen shown in Fig 61 will be displayed After successful installation the message shown in Fig 62 will flash briefly then the unit will reboot and automatically start the HX program at the Home screen ready for use Be sure to remove the upgrade card and reinsert a memory card for data collection 69 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual A 9 1 Upgrade Troubleshooting A 9 1 1 If The Install Program Does Not Run If the install program does not automatically run within 5 seconds after you insert the flash memory card Theupgrade might already have been installed Once a new version has been installed the memory card for that version no longer automatically runs If you wish you can simply reinstall the upgrade manually as discussed in the next section If you wish to check the currently installed software version restart the software application by tapping the upper left Start button then HPRDS see also Section A 6 The SD card might not be inserted correctly see the information in Section 3 2 2 page 19 Installer Version 2 2 8 25580 Installer Version 2 2 8 25580 Installer Version 2 2 8 25580 Press Install to install the software Please Wait Install is in progress Installation succeeded Rebooting Press Exit to exit without installing If the installation has no errors the m
35. 9 2 5 Alarms and Alarm Handling 10 2 6 Data Storage and Management 13 2 6 1 ICDI ICD2 Default Filename Conventions 14 2 7 Cautions and Operating Limits 14 GETTING STARTED m a ind cd 17 3 1 Major System Components 17 3 2 The Micro Detective HX ass cease NE 17 221 The BUON DIN EAQUE E 18 0 22 519 and CE Card DIVES VeL IPS i 19 3 2 3 Attaching the Carrying Strap o cesse ded a Sp Nep E S Ee deat 19 324 The intemal Battery e daam la 20 3 3 Startup SP TE 20 3 3 1 Unpack and Power Up the 20 319 2 LU the Cooler ODE a Se emanda 22 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 3 3 3 Monitor the Detector and Cooler Status 3 3 4 Measure BackeroUnd ise ER aka det 3 3 4 1 Setting the Maximum Background Count Rate 3 3 4 2 Setting the Minimum Background Measurement Time 3 3 4 3 Setting the Background Update Interval 3 3 4 4 Performing the Background Measurement 3 3 5 Set the
36. Fig 5 HX General Information wise out of range of GPS signals the GPS readout Readouts on Home Screen displays Location not determined e Menus Designed to be operated with just the S and N buttons alternatively you can tap the menu command itself Figure 6 shows the Main Menu with the Detect option highlighted In this state if you press the S button or tap the soft S button the HX unit immediately starts a Survey To move the highlight to another option press the N button or tap the N soft button Note that the N button cycles from the top item down Figures 29 2 SYSTEM OVERVIEW and 30 pages 34 and 35 respectively provide a guick reference to the entire HX program menu structure Select the Back command to return to the preceding menu and the Main Menu s Home command to return to the Home screen Numerical Entries Designed to be operated with just the 8 and buttons alternatively you can tap the numbers and other soft buttons directly All numerical entry screens work the same way except that the enter password screen masks your entry with asterisks Figure 7 shows the Password screen with the 1 highlighted In this state if you press the S button or tap the soft S button a 1 is entered in the field above the number pad To move the highlight through the numbers and the Done and Clear buttons press the N button or tap the N soft button Note that the N button cycles from the top left e g 1 2 3 Done
37. Human Portable Radiation Detection System Operation Manual 2 6 1 ICD1 ICD2 Default Filename Conventions The HX allows you to either assign a filename see Section 5 5 1 or simply tap Save to accept the default base filename which has the format HPRDS xxxx DYYYYMMDD Thhmmss Ennnn where is the last four digits of the unit s serial number YYYY is the acquisition year MM the month DD the day hh the hour mm the minutes ss the seconds and nnnn the spectrum sequence number for the current day resetting to 0000 each midnight UTC Thus a file with the base filename HPRDS 7236 D20081218 T162405 E0002 indicates it was created using Micro Detective HX serial number 7236 for a survey that ended on December 18 2008 at 16 24 05 hours UTC and that this was the second file acguired that day The ICDI file ends in _U n42 The ICD2 file ends in 01 n42 if an alarm was generated during the survey and AN 01 n42 if no alarm was generated For more information on naming and saving survey data see Section 5 5 1 2 7 Cautions and Operating Limits e Remenber that there are no user serviceable parts inside the HX main enclosure Opening the unit except the battery hatch and the SD card drive s dust cover voids the warranty The HX is designed for use at temperatures between 20 C to 50 C 2 to 122 F The cooler and detector shock sensitive with a maximum tolerance of 20 g so be careful not
38. If you have any questions about the use or maintenance of this instrument please contact your ORTEC representative or our Global Service Center first Should your Micro Detective HX require service you must contact ORTEC before returning your instrument If you do not have the original foam lined shipping box or case ORTEC will supply one iii TABLE OF CONTENTS Menu guick reference notes and diagrams 33 WREN ii ADDITIONAL WARRANTY STATEMENT iii Safety Instructions and Symbols 1X Cleanins Instructions d ees ve e I e mal d e im XX N ede 1X 1 INTRODUCTION see 1 1 1 Performance Monitoring HPRDS Qualified Unit 1 1 2 Replay and the HX Offline Analysis 2 1 3 How This Manual Is 1 2 2 SYSTEM OVERVIEW aspekter ee mik eet dete eek ene 3 2 1 Basic Concepts Access Levels and Identification Modes 3 225 Neeson Using the HX ee etre e PRA ERE a kid 3 Je Usebc Dite lt NN 4 2 4 Overview of Radiation Monitoring and Measuring 8 2 4 1 How the HX Collects and Analyzes Data 8 242 General ds oso os ud ee PE d pov eue eX mask
39. MPORTANT Before connecting the HX to a PC for the first time install Windows Mobile Device Center or ActiveSync first Otherwise the HX may not be able to communicate properly with the PC Contact our Global Service Center if you need assistance 7 1 Enabling the USB Port for File Transfer Before you can transfer files directly from the HX to a PC you must enable the HX USB port To do this navigate from the Home screen to Main Menu Comm password and select ActiveSync to mark it with a checkmark External mode connects to the MCA board and is for depot level maintenance functions and experienced gamma spectroscopists See Section A 1 7 2 Windows 7 1 Download and install the free Windows Mobile Device Center v6 1 or higher from the Microsoft Download Center Follow the wizard prompts restart the PC then start the Windows Mobile Device Center program 2 With the HX in ActiveSync Mode connect its USB port to the PC If this is the first time the HX has been connected to this PC Windows will display a series of new hardware messages indicating a mobile device e g the HX computer has been detected and its driver 53 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual installed Windows Mobile Device Center will then take several seconds to communicate with the HX and indicate the its integrated computer is Connected Fig 49 If Windows Mobile Device Center cannot connect t
40. ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Printed in U S A ORTEC Part No 931062 0212 Manual Revision J Advanced Measurement Technology Inc a k a ORTEC a subsidiary of AMETEK Inc WARRANTY ORTEC warrants that the items will be delivered free from defects in material or workmanship ORTEC makes no other warranties express or implied and specifically NO WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ORTEC s exclusive liability is limited to repairing or replacing at ORTEC s option items found by ORTEC to be defective in workmanship or materials within one year from the date of delivery ORTEC s liability on any claim of any kind including negligence loss or damages arising out of connected with or from the performance or breach thereof or from the manufacture sale delivery resale repair or use of any item or services covered by this agreement or purchase order shall in no case exceed the price allocable to the item or service furnished or any part thereof that gives rise to the claim In the event ORTEC fails to manufacture or deliver items called for in this agreement or purchase order ORTEC s exclusive liability and buyer s exclusive remedy shall be release of the buyer from the obligation to pay the purchase price In no event shall ORTEC be liable for special or consequential damages Quality Control Before being approved for shipment ea
41. PENDIX A OTHER ADMINISTRATOR LEVEL FEATURES A 8 Resetting the HX to Factory Default Parameter Values The Reset command restores the factory default dose Question 4 gt 0 00 mrem h Space 762586 rate background measurement and library settings and Gammajdd Neutron 0 00 deletes the current background file T he reset takes place Warning immediately and your previous settings are lost There is reset the instrument to factory no undo for this operation default conditions Select Yes to reset the instrument Navigate to Main Menu Settings Advanced password Other and select Reset All Select Yes to perform the reset Fig 59 m Fig 59 Select Yes to Reset All A 9 Upgrading the Software Application Upgrades for the Micro Detective HX software application are supplied on an SD card To install an upgrade First go the Home screen and note the Software Version The upgrade version number should be greater than the currently installed version From the Home screen navigate to Main Menu Advanced password Hardware and select Exit Program This will close the HX software and display the blue Windows Mobile desktop Follow the instructions in Section 3 2 2 for removing the dust cover and the SD card on which your data are stored Insert the upgrade SD card Within a few seconds the upgrade program will automatically start displaying a screen similar to Fig
42. Radiation Alarm Thresholds and Dose Rate Units 3 3 5 1 Radiation Alarm Thresholds POSERTE Un VER EE i ALI E RS 3 3 6 Change the Password Optional 3 4 Additional Configuration Options 3 4 1 Audio and Vibratory Alarms and Volume 3 4 1 1 Testing 1 3 4 2 Display and Analysis Options Password 3 4 2 1 Controlling the Display Options Displaying Hiding the Identification Confidence Level Displaying Hiding the Histogram During Long and Fixed Sampling and in Replay Displaying Simplified or Detailed Hardware Status Displaying Hiding Alarm Color on the Screens Displaying Hiding Alarms on the Home Screen 3 4 2 2 Changing the Threat Innocent Status of Nuclides in the Library 3 5 Additional Notes on the Cooler and Computer 3 5 1 Turning the Cooler and Computer 3 5 2 Notes About Continuous Cooler Operation Shutdown for Shipping and Detector Warmups arresterer MENU QUICK REFERENCE maaala 5 MONITORING AND MEASURING WITH THE MICRO DETECTIVE HX 5 1 Home Passive Monitoring Screen
43. TO PC IN WINDOWS 7 XP AND 2000 E Computer gt Tripod Data Systems Nomad v 4 Search Tripod Data Systems Nomad Organize v E e X Favorites i Storage Card Desktop 057 MB free of 972 VR 1 23 GB free of 1 83 GB Downloads Recent Places 9 Libraries 28 Documents Music Pictures EE Videos j Computer Local Disk Operating System In E Tripod Data System Network 2 items Fig 51 The HX Computer s Top Level File Structure 7 3 Windows XP and 2000 1 Download ActiveSync v4 5 or higher from the Microsoft Download Center When download is complete select Run This will automatically start installation Follow the wizard prompts and restart the PC 2 With the HX in ActiveSync Mode connect its USB port to the PC If this is the first time the HX has been connected to this PC Windows will display a series of Found New Hardware messages indicating a mobile device 1 the HX s computer has been detected The Synchronization Setup Wizard will start Follow the wizard prompts for a standard partnership 3 On the Synchronization Options screen unmark ALL checkboxes scrolling down as needed to ensure all items have been deselected Fig 52 This will prevent the host PC and HX from automatically exchanging files 55 ORTEC Micro Detective HX Human Portable Radiation Detection Syste
44. achine will automatically reboot and the new software will then start Fig 60 Tap the Install Button to Fig 61 Installation in Progress Fig 62 Installation Complete Begin Upgrading and System is Restarting A 9 1 2 Starting the Install Program Manaally From the blue Windows Mobile screen tap Start If the Start menu contains an entry for File Explorer tap it Otherwise tap the Programs entry then the File Explorer icon In File Explorer tap the Show down arrow at the top left of the screen below the Start button then tap the My Device entry on the droplist 70 APPENDIX A OTHER ADMINISTRATOR LEVEL FEATURES In the list of files and folders under My Device the folder representing the SD card i e SD MM Card Storage Card SD Card etc Tap the 2577 folder then the Autorun file to start installation 71 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 72 APPENDIX B HX RADIONUCLIDE LIBRARY The following tables list the default Micro Detective HX radiation innocent and threat identifications for library version 7 1 Note that you can optionally change the status of innocent nuclides to threat status but not vice versa as discussed in Section 3 4 2 2 B 1 Innocent Identifications Nuclide ID Display Name Nuclide Type Bi 214 K 40 b La 138 Lu 176 Ra 226 Daughters b Th 232 Daughters b B 2 Threat Id
45. alarm volume and other software setup topics see Section 3 4 e Cautions and operation limits To ensure you know the HX hardware s operating limits read Section 2 7 Gamma detector performance checking HPRDS qualified units only If your site will be using the GammaVision quality assurance module to track detector performance follow the instructions in the HX Performance Check Guide to implement this feature before the HX is used for monitoring and surveying As described in Section 2 4 the HX monitors and analyzes for radiation at all times and on all screens even if radiation alarms are suppressed on the Home screen All identifications are transitory that is they are reported on the real time ID section of the screen for as long as the source is present and identified then they are removed from the screen When radiation is detected and identified the corresponding alarm s is posted in the message area at the bottom of the screen You must press or tap the S button once to acknowledge and silent each alarm before you can perform the next operation 37 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 5 1 Home Passive Monitoring Screen As set at the factory the HX does not post IDs and alarms on the Home screen However unmarking the Suppress IDs option page 30 allows you to use the Home screen as a passive monitor In this state the HX continuously acq
46. am which has a quality assurance module to measure and track the performance of the HPGe detector If your site will be using this feature it must be implemented for each HX in your system before the instruments are used for monitoring and surveying according to the HX Performance Check Guide 2 3 User Interface The user interface consists of Control Buttons Two buttons on the front of the handle Select S and Navigate N mirrored by and N soft buttons on the bottom of the screen These handle buttons and soft buttons allow you to operate all menus and perform all survey and sampling operations except text entry See Menus page 6 and Numerical Entries page 7 The soft buttons on the screen are also a reminder that the left button on the handle as you hold the HX is S and the right button is N 4 2 SYSTEM OVERVIEW Color Touchscreen A high resolution color touchscreen which provides the soft 8 and N buttons and where appropriate soft keyboards for entering data such as passwords filenames and alarm limits Help Messages Messages at the bottom of the screen both 1 display radiation and system error alarms as shown in Fig 1 and 2 tell you what the next press tap of S and N buttons will do as shown in Fig 2 NOTE Be sure to watch this message area carefully If at any time you press or tap a button don t get the result you expected check the message area to see if an alarm noti
47. ation 69 AO T Upgrade Troubleshooting 70 A 9 1 1 If The Install Program Does Not 70 A 9 1 2 Starting the Install Program Manually 70 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual APPENDIX B HX RADIONUCLIDE LIBRARY 73 Innocent Identifications x ou das er REI XC rad edle 73 B 2 Threat Teneste dl AS 73 APPENDIX SPECIFICATIONS ERE IRE 77 C 1 Electrical and Mechanical vaa oy oe Lao CER C OX Pee late il ON PER 78 o2 Connectors wor cafu ce roto ROG te DR 79 22 PE PEER SEE TEMA A Uu qu eade lude 80 4 Long Term Shutdown Storage 80 RE 83 OF PIG Sar nod Nad 85 Safety Instructions and Symbols This manual contains up to three levels of safety instructions that must be observed in order to avoid personal injury and or damage to eguipment or other property These are DANGER Indicates a hazard that could result in death or serious bodily harm if the safety instruction is not observed WARNING Indicates a hazard that could result bodily harm if the safety instruction is not observed CAUTION Indicates a hazard that could result in proper
48. ation and contain any number of Long and Fixed Samples When you start a Survey the HX begins collecting and analyzing the data that will be stored in the ICDI ICD2 file pair on the memory card Section 2 4 1 describes in detail how all the com ponent spectra and analyses are collected and saved 38 5 MONITORING AND MEASURING WITH THE MICRO DETECTIVE HX 5 2 1 Screen Features e Thetop section of the Detect screen displays the same Detect 0 84 mrem h Space 766714 Gamma 8300 cps Neutron 0 12 cps information as the Home screen including the gamma dose rate meter the gamma and neutron count rate meters and the indicators for remaining memory card space and battery time e The center of the screen contains the Signal Index and SNM Index These virtual strip charts can indicate nearby radioactivity even before IDs and alarms are SNM Index generated Use them to help locate hotspots for Long and Fixed Sampling Both charts scroll from right to ir left with time providing short term trend data based on the HX s analysis calculations Keep in mind that these are indirect indicators meant as quick visual tools not count rate or dose rate meters Fig 33 Detect Screen During a Survey e The Signal Index is based on the total gamma count rate including threat and innocent nuclides as well as gamma sources that are not in the library The peak height on this chart increases as you move the HX closer
49. ay degrade to the point that on trying to restart the gas load inside the cryostat is too high and the unit fails to cool The remedy is reasonably straightforward if inconvenient a pump and bake of the instrument is required at an ORTEC service center Fortunately you can easily avoid this problem We strongly recommend that instruments used only occasionally be turned on once a month fully cooled to Ready status and allowed to run for at least 48 hours Doing this starts the ion This is not to be confused with a vacuum leak although both result in a degradation of the vacuum 80 APPENDIX C SPECIFICATIONS pump and activates the internal getters ensuring that the vacuum is maintained in good condition As well as maintaining the vacuum this procedure keeps the system battery topped up and also provides peace of mind that the system will cool when reguired 81 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 82 ActiveSync enabling the USB port 53 Alarm acknowledging 10 ULIO ral m oaas kavu 27 innocent green 12 MOVE BACK excessive activity 13 personnel hazard 12 suspect yellow LCX mode only 12 system error amber 12 ER EE EN 28 threat ted sverdene 10 thresholds s aus Pe V obs 26 troubleshooting system errors
50. card during monitoring the operating system could stop responding to external commands Press the On Off button on the base of the touchscreen bezel to display the Password screen enter the password to display the Power menu and tap Restart The HX will restart on the Home screen If the computer does not respond to a quick press and hold of the On Off button press and hold the button for 30 seconds until the unit reboots 8 2 If You Drop the HX The HX has been drop tested to destruction in development and is known to have a high degree of survivability to normal shock and vibration If the instrument is dropped e Disconnect from any external power source and disconnect any USB connection Navigate to Main Menu Settings Advanced password Hardware Power then select Power Off Wait 5 seconds then turn the unit back on This should reset any mechanical relays that might have been deactivated by the drop e Inspect the exterior for evidence of mechanical damage or distortion e Listen for any unusual noises rattling or pinging emanating from the cooler e Monitor the unit for the next few hours to ensure that it remains Ready indicating that the cooler and bias voltage are functioning properly If possible use a known source and confirm that the HX successfully identifies it If the unit fails in one or more of these respects or if one or more hardware diagnostic settings navigate to Main Menu Settings Status indicate a
51. ch ORTEC instrument must pass a stringent set of quality control tests designed to expose any flaws in materials or workmanship Permanent records of these tests are maintained for use in warranty repair and as a source of statistical information for design improvements Repair Service If it becomes necessary to return this instrument for repair it is essential that Customer Services be contacted in advance of its return so that a Return Authorization Number can be assigned to the unit Also ORTEC must be informed either in writing by telephone 865 482 4411 or by facsimile transmission 865 483 2133 of the nature of the fault of the instrument being returned and of the model serial and revision Rev on rear panel numbers Failure to do so may cause unnecessary delays in getting the unit repaired The ORTEC standard procedure requires that instruments returned for repair pass the same quality control tests that are used for new production instruments Instruments that are returned should be packed so that they will withstand normal transit handling and must be shipped PREPAID via Air Parcel Post or United Parcel Service to the designated ORTEC repair center The address label and the package should include the Return Authorization Number assigned Instruments being returned that are damaged in transit due to inadequate packing will be repaired at the sender s expense and it will be the sender s responsibility to make claim with the shipper
52. charging the battery does not begin to charge until the HPGe detector has cooled down For additional information about startup and charging the battery see Section 3 3 Background measurement Periodic background measurements minimize false positive alarms for K 40 and other naturally occurring radioisotopes from building materials such as concrete user with password access can choose the number of days between required background checks If you allow the interval to expire without updating the background measurement the HX lets you perform unlimited passive monitoring Section 5 1 but will not enter Survey mode Section 5 2 However even with an expired background the HX provides proper real time identifications of SNM RDD and other threats See Section 3 3 4 for more information Advanced features and power off are password protected password is required to access the Advanced and Comm menus and to power off the HX For instructions on entering the password see Numerical Entries page 7 No daily startup shutdown routine The HX is designed for continuous duty It self calibrates on the 1460 keV peak of naturally occurring K 40 and recalibration is not needed Between uses the unit will typically be connected to an external power source with the cooler running Gamma detector performance checks HPRDS qualified unit only If you purchased the HPRDS qualified HX it is bundled with our PC based GammaVision progr
53. d as adequate for accurate dosimetry purposes Its primary purpose is to protect the user of the HX from high radiation fields If you must test the dose rate measurement capability with a point source especially at close range it is important to know the reference points of the instrument detectors since test procedures such as ANSI or IAEA prescribe use of point sources at specified distances from the Specifications subject to change 77 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual reference point of the instrument For the Ge detector the reference point is the geometric center of the Ge detector endcap disk see Fig 63 For the GM and neutron detectors the reference point is shown in Fig 63 and is marked on the case of the instrument GEIGER MULLER TUBE 4 37 M HPGe DETECTOR gt ee 44 2 90 1 20 3 87 NEUTRON DETECTOR Fig 63 Reference Points for the HPGe and Neutron Detectors and the Geiger M ller Tube all measurements in inches Stored Spectrum Memory The HX can store search and spectrum files on removable SecureDigital and CompactFlash cards The available storage readout in the upper right corner of the screen tells how many spectra can be stored on the memor
54. d sample representative of the intended monitoring site The HX 15 then ready for surveying and sampling The HX monitors for radiation at all times and posts alarms in all operational modes It can be used as a stationary detector for extended periods by connecting it to either the adaptor charger or a 12 V dc power source The instrument periodically adjusts its calibration based on naturally occurring K 40 Experienced spectroscopists can use the LCX expert identification mode see Section A 5 In addition the innocent status of the radioisotopes in the pre loaded library can be switched to threat status for a particular site see Section 3 4 2 2 The HX is essentially maintenance free There are no user serviceable components inside the instrument only the SecureDigital SD and CompactFlash CF memory card drives and the internal battery compartment are accessible to users 1 1 Performance Monitoring HPRDS Qualified Unit Only If you purchased the HPRDS qualified HX it includes the ORTEC GammaVision 32 Gamma Ray Spectrum Analysis and MCA Emulator software A66 B32 which has quality assurance module to measure and track the performance of the HPGe detector For instructions on implementing this feature see the Micro Detective HX System Performance Check with GammaVision 32 guide P N 931078 provided with the HPRDS gualified unit NOTE If using the GammaVision performance checking module it must be configured befo
55. e conventions 14 Fixed sampling within a survey 42 GPS coordinates step 6 specification ue ed we hw assume 78 Hardware status view hide details 30 Histogram view hide 28 Home screen passive monitoring 38 HX alas dans saagas kv 10 27 background 24 9115 ss sadas das ee Sn Si Rs 20 67 cautions and operating limits 14 computer power off requires password 31 65 confidence level view hide 28 cooldown 15 cooler operation notes 32 cooler shutdown 31 cooler startup and cooldown 22 entering passwords 7 exit restart HX program 67 external MCA mode 65 GPS coordinates readout 6 hardware status view hide details 30 histogram view hide 25 26 ICDI ICD2 survey files 13 measuring background 25 MENE sur kaasa mad 6 Navigate Select buttons 4 numerical entries 7 operation overview 3 8 9 Password RR obs 27 60 radiation alarm thresholds 26 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual radionuclide library 31 71 reset to factor
56. e list of identifications in the End Survey report continue to be displayed until you exit this screen the bottom section of the screen is live 1 e it reflects the real time monitoring and alarm conditions 43 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Filename 4 5 gt Filename 4 5 gt 0 00 Space 768104 0 00 Space 768104 Gamma 48 3 cps Neutron 0 00 cps Gamma 43 8 cps Neutron 0 12 cps Enter Filename Enter Filename HPRDS_7236_D20100302_T003611_E000 SITE123 7236 020100302 003611 00 Restore Default Restore Default S Save N N A Fig 40 Keep or Edit the Default Filename Then Save 5 5 2 The End Survey Report The End Survey report Fig 41 lists one entry for every nuclide identified during the survey The report 15 created as follows e The cumulative spectrum for the entire Survey is End Survey BEN analyzed to reveal the presence of any low intensity 0 13 mrem h Space 767632 radiation that the shorter Survey and Long Fixed EE GE Sample analysis windows might have missed If the cumulative analysis generates an ID the appropriate alarm s is posted as soon as you tap End Survey Type Source e Atthe same time every nuclide identified during the survey including IDs from all rolling window analyses Long Fixed Samples and the cumulative analysis is posted on the report screen Even if a nuc
57. ed in Section 2 4 2 the HX monitors for radiation at all times and can post alarms in all operational modes but as already noted the HX is set at the factory to suppress radiation IDs and alarms on the Home screen Whenever an alarm is posted you must acknowledge any and all alarms before you can proceed with any other operation IMPORTANT NOTES ABOUT ALARMS Because the HX is designed to operate at very sensitive detection thresholds a Threat alarm may occur from time to time when no threat nuclide is present typically once every several hours depending on the ambient background at your site Acknowledge the alarm s and see if it recurs while measuring the same object If it does not recur there is typically no need to investigate further however your response will depend on your site s procedures If it does recur for the same object refer to your CONOPS to determine what action should be taken ACKNOWLEDGING ALARMS Acknowledging an alarm only silences the auditory and or vibratory alarms if enabled and frees the software to perform the next desired function IT DOES NOT CLEAR THE CONDITION THAT CAUSED THE ALARM The radiation condition causing the alarm must be considered present until its identification is removed from the screen and the LED stops flashing Once you have acknowledged the alarm for a particular identification or suspected threat the alarm annunciator does not reactivate for that alarm However if the source
58. efore the fastest way to zoom in on a specific channel is to tap as close as possible to that channel first then tap the zoom in lt gt button as needed until the channels are separated well enough that you can tap on the specific channel Displaying Simplified or Detailed Hardware Status The Status screen Section 3 3 3 can be configured to show either the actual parameter readings or OK ERR To view the actual readings go to the Options menu and make sure the Details item 18 check marked To view only the OK ERR indicators unmark Details Figure 19 on page 23 shows the detailed status screen Displaying Hiding Alarm Color on the Screens The Show Colors option allows you to show hide the display of alarm colors in the top and bottom sections the screen see the comparison in 27 When Show Colors 15 off with no checkmark displayed beside it on the Options menu the factory default setting only the IDs in the center section of the screen display the alarm color Home O40 ED 0 38 mrem h Time 87 min Gamma 4768 cps Neutron 1 50 cps Status Ready Status Ready SN 81517169 SN 81517169 Ver 5 0 0 15770 DETH 005 Ver 5 0 0 15770 DETH 005 Bkg Due 16 15 Jan 15 2010 Bkg Due 16 15 Jan 15 2010 Location not determined Location not determined 16 20 Nov 16 2009 UTC 16 20 Nov 16 2009 UTC Fig 27 Comparison of Alarm Condition with Show Colors Option OFF and ON Displaying Hiding Alar
59. elect it then select Cooler On Off You should immediately hear the cooler activate Typically the cooler is somewhat noisy for the first few minutes of operation then settles into a quiet hum Navigate to Back and select it repeat until you return to the Main Menu and select Home 2 Cooldown typically takes 12 hours depending on the ambient temperature If the ambient temperature is gt 30 C 86 F be sure to use the accompanying cooldown pad If you wish you can monitor the cooling process by selecting Main Menu Settings Status see Section 3 3 3 3 When the detector reaches operating temperature the bias voltage will automatically turn on and self adjust to the proper setting On the Home screen acknowledge any outstanding error alarms The amber LED will stop flashing the status message will read Ready and the Select button will now be active see Fig 18 The HX is now ready for first use We strongly recommend that you perform a background measurement as discussed in Section 3 3 4 3 3 3 Monitor the Detector and Cooler Status The Status screen allows you to monitor 13 hardware parameters including the detector bias voltage temperature dead time and gain stabilizer setting Navigate to Settings Status Figure 19 shows a typical status screen for an HX that is fully cooled and ready to use Users with password access can configure this screen to show either the actual parameter readings as shown here or simply
60. entifications Ac 225 Ac 225 Medical Ac 227 Ac 227 Industrial Ag 110m Ag 110m Industrial Am 241 Am 241 Weapon Indicating Am 241 Be Am 241 Neutrons Weapon Indicating Ar 41 Ar 41 Industrial As 72 As 72 Industrial As 74 As 74 Medical At 211 At 211 Medical Au 198 Au 198 Medical Ba 133 Ba 133 Industrial Ba 140 Ba 140 Industrial Be 7 Be 7 Industrial Bi 207 Bi 207 Industrial Bi 212 Bi 212 Industrial Br 76 Br 76 Industrial Br 77 Br 77 Industrial Ca 47 Ca 47 Industrial Cd 109 Cd 109 Industrial Cd 115 Cd 115 Industrial 73 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Ce 139 Ce 139 Medical Ce 141 Ce 141 Medical Ce 144 Ce 144 Industrial Cf 252 Neutrons Weapon Indicating Cm 242 Cm 242 Industrial Cm 243 Cm 243 Industrial Cm 244 Cm 244 Industrial Co 55 Co 55 Industrial Co 56 Co 56 Industrial Co 57 Co 57 Industrial Co 58 Co 58 Medical Co 60 Co 60 Industrial Cr 51 Cr 51 Medical Cs 131 Cs 131 Medical Cs 134 Cs 134 Industrial Cs 137 Cs 137 Industrial Cu 64 Cu 64 Medical Eu 152 Eu 152 Medical Eu 154 Eu 154 Medical Eu 155 Eu 155 Industrial Eu 156 Eu 156 Industrial F 18 F 18 Medical Fe 59 Fe 59 Medical Ga 64 Ga 64 Industrial Ga 67 Ga 67 Medical Gd 153 Gd 153 Medical Gd 159 Gd 159 Industrial Ge 68 Ge 68 Medical Hf 181 Hf 181 Industrial Hg 203 Hg 203 Industrial Ho 166 Ho 166 Industrial Ho 166m Ho 166m Industrial 1 123 1 123 Medical 1 124 1 124 Medical 1 125 1 125 Medical
61. er 3 Unpacking startup and configuration Chapter 4 Ouick reference to the HX program menu structure e Chapter 5 Using the HX to monitor and sample Chapter 6 Reviewing saved survey data with the Replay feature e Chapter 7 Transferring survey files to a PC Chapter 8 Troubleshooting and error messages Appendix A Administrator level features not discussed in other chapters including upgrading the HX software and changing the internal battery Appendix Radionuclide library Appendix Specifications 2 SYSTEM OVERVIEW 2 1 Basic Concepts Access Levels and Identification Modes The Micro Detective HX has two levels of access the default level which requires no pass word and the administrator level which requires a password see Numerical Entries page 7 The factory default password is 1122 Default access allows you to perform radiation surveys turn the audio and vibratory alarm signals on off adjust the audio volume test the alarms check the hardware status para meters perform periodic background measurements and review the contents of survey files The default access menus and commands are shown in Fig 29 page 34 Administrator password access to the Advanced and Comm menus lets you turn the HX computer off turn the cooler on off adjust radiation alarm thresholds establish the para meters for background measurements customize certain radionuclide l
62. familiar with the Offline Analysis Program you will most likely find the Replay controls intuitive The histogram controls e g Zoom In Out Pan Left Right Log Lin marker and marker information are discussed on page 28 6 1 Overview Briefly as indicated in Fig 44 Replay allows you to 1 Load a survey file pair 2 View information Info for the file you are viewing including the filename its storage location on the HX and the HX s serial number and firmware version 3 View the list of spectra contained in the survey file including the background file all rolling window spectra any Long or Fixed Sample spectra and the Survey s cumulative spectrum 4 View the histogram Graph for the spectrum currently highlighted in the upper Spectra section of the screen as well any LEDs for alarms that were generated during that spectrum acquisition 5 View any identifications 105 recorded during acquisition of the highlighted spectrum 6 Exit 1351 the Replay feature and return to the HX program s Main Menu 6 2 Startup Navigate to the Main Menu and select Replay This will open the Replay screen without any survey data displayed Figure 44 shows an overview of the major screen features display modes 47 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Files EE 10 Live Real L
63. ff the computer requires the administrator password see Section A 2 18 3 GETTING STARTED 3 2 2 SD and CF Card Drives As discussed in Section 2 6 all survey data are stored on removable memory cards The current storage capa city of the card in use is displayed at the top of the HX screen When the card approaches its storage limit data files must be transferred from it see Chapter 7 or it must be exchanged for a card with available space The SD and CF card slots are located under the pro tective cap at the top end of the display Remove the cap by turning the two captured screws 1 4 turn then pulling the cap free To remove the SD card use your LER Paton Pending DS fingertip the eraser end of a pencil the touchscreen Rea E stylus or a similar instrument to gently press it all the 7 way into the slot then guickly release it The card will Fig 15 Rear Panel Power USB then pop partway out of the slot If you are wearing and Headphone Connectors gloves you might need forceps to remove it To remove the CF card press the drive s eject button Note the card s orientation and be sure to use that same orientation when replacing it To replace the SD card press it gently into the slot until it clicks into place To replace the CF card seat it gently but firmly against its contacts Do not use force Replace and tighten the protective cap Do not use the HX without the cap otherwise moisture and dirt c
64. fication is displayed The HX forces you to acknowledge each alarm by pressing or tapping S before you can continue 5 60 S Detect Press Select to Acknowledge i Fig 1 Message Displays Alarms and Fig 2 Bottom of Screen Shows Next Tells How To Acknowledge Function of S and N Buttons Alarm LEDs A panel of four alarm LEDs at the top of the computer s bezel as shown in Fig 14 on page 18 From left to right as you hold the HX they are red threat yellow suspect green innocent and amber error For more information on alarms and alarm indicators see Section 2 5 Status Readouts Indicators at the top of the screen Fig 3 that show the current dose rate in user selected units see Section 3 3 5 2 the current gamma and neutron count rate the number of spectra that can be stored on the memory card the power source external power or battery battery time remaining the on off state of the audio and vibration alerts and an on state indicator for the LCX identification mode for experienced spectroscopists Section A 5 Real Time Identification Area Located in the center section of all monitoring screens as distinguished from the End Survey Report screen This area lists the names of any radioisotopes currently being detected and their classification as a threat or innocent material Each ID is color coded according to its alarm type See Fig 4 The alarm displays are described in Section
65. hardware failure contact your maintenance personnel your ORTEC representative or our Global Service Center for further assistance Remember that there are no user serviceable parts inside the HX and opening the case will void the warranty 8 3 If the HX Will Not Turn On e Attach the HX to the ac power adapter charger connect it to an ac source then restart the unit by navigating to Main Menu Settings Advanced password Hardware Power and selecting Restart 59 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual e Iftheinternal battery does not hold a charge ensure it is properly installed If properly installed the battery must be replaced according to the instructions in Section A 7 If the HX still does not turn on contact your ORTEC representative or our Global Service Center 8 4 If You Forgot the Password The default password is 1122 There is no master password If you change the default password and lose your new entry the HX unit must be returned to the factory Contact your ORTEC representative or our Global Service Center for assistance 8 5 If GammaVision Cannot Find the HX HPRDS Qualified Unit Only If properly installed and functioning GammaVision software cannot find and communicate with the HX e Make sure the HX is in External mode Section A 1 e Make sure the USB cable is functional and is correctly connected to the PC If connected via a USB
66. he new background spectrum The HX resumes using the existing background file unless the interval between reguired backgrounds has expired The time between required background measurements in days Bkg Period Section 3 3 4 3 Each time a new background measurement is performed the Home screen updates to display the next reguired measurement date according to the Bkg Period NOTE If you allow the interval to expire without updating the background measurement the HX lets you perform unlimited passive monitoring from the Home screen Section 5 1 Even with an expired background the HX provides proper real time identifications SNM RDD and other threats It will display any IDs and alarms on the Home screen if the Suppress IDs option is unmarked see page 30 However it will not enter Survey mode Section 5 2 This gives maximum flexibility in emergencies or any rapidly changing monitoring condition 24 3 GETTING STARTED 3 3 4 1 Setting the Maximum Background Count Rate To change the maximum acceptable count rate for the background measurement e From the Home screen navigate to Main Menu Settings Advanced password Limits Max Bkg e Clear the existing count rate enter the new value and select Done 3 3 4 2 Setting the Minimum Background Measurement Time This feature lets you specify the minimum data collection time for each background measure ment in minutes according to your CONOPS The minimum time
67. ibrary settings configure a number of information display options and advanced features and set the communication mode for the USB port Figure 30 page 35 shows the menus and commands that require a password In addition the HX has two radionuclide identification modes The standard mode which posts only IDs made at a high confidence level 0 The LCX Low Confidence Expert mode which is intended for use only by experienced spectroscopists With few exceptions this manual discusses only the standard identification mode LCX mode is described in Section A 5 2 2 Notes on Using the HX Startup is simple Unpack the HX connect it to an ac power supply turn on the computer and cooler allow the HPGe detector to cool down to operating temperature set the desired radiation thresholds and collect a background sample representative of the intended monitoring site The HX is then ready for use Cooling the detector Detector cooldown time depends on ambient conditions but typically takes lt 12 hours The cooler is designed for years of continuous operation so there is no need to turn it off except during shipping and maintenance See Sections 3 3 2 and 3 5 2 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Battery charge and discharge times The HX internal battery charges in approximately 3 hours and provides approximately gt 3 hours of operation To reduce current draw during
68. ification and flashing LED in LCX Mode Only Test T 4 Home 2 4 O Space 2 0 00 mrem h Space 768104 3 72 mrem h Time 78 min a 306 Gamma 306 cps Neutron 0 21 cps Neutron 0 Select Alarm to Test Stop All Alarms Exit Alarm Test S Dose Rate Limit Exceeded Press Select to Acknowledge Fig 11 Personnel Radiation Hazard Alarm yellow radiation trefoils all LEDs flash Gamma 42 cps Neutron 0 00 cps Status Not Ready Detector cold tip temperature is high SN 7169 Ver 5 0 0 15770 DETH 005 Bkg Due 18 49 Dec 5 2009 Location not determined 1 48 Nov 6 2009 UTC Fig 12 System Error Alarm Status Not Ready flashing amber LED Gamma 71668 Status Ready Neutron 0 37 cps SN 7169 Ver 5 0 0 15770 DETH 005 Bkg Due 18 49 Dec 5 2009 36 0 13 0 N 84 14 21 9 W 1 48 Nov 6 2009 UTC Fig 13 MOVE BACK Indicator at Bottom of Screen activity too high for detector to monitor according to specifications ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 12 special nuclear materials Index graphs See Fig 8 on page 11 If the Vibrate option is on the handle vibrates for 20 seconds or until the alarm is acknowledged and if the Show Colors option is on the top and bottom sections of the screen turn red Note that the Elevated radiation or beta identification indicates the gamma count rate is highe
69. ig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig TABLE OF FIGURES 1 Message Displays Alarms and Tells How Acknowledge 5 2 Bottom of Screen Shows Next Function of S and Buttons 5 3 Radiation Count Rate Dose Rate Power LCX Mode On and Storage Indicators 6 4 The Real Time Identification Area o4 cx 6444 hw VEU eade VS Geer lt Sa 6 5 HX General Information Readouts on Home 5 6 6 Mai Men a Ge are On vt 7 7 Entering Passwords and Numerical Data 34 eR ad ere Os ae Se at 7 8 Threat Alarm red identification and flashing LED 11 9 Suspect Alarm yellow identification and flashing LED in LCX Mode Only 11 10 Innocent Alarm green identification and flashing 11 11 Personnel Radiation Hazard Alarm yellow radiation trefoils all LEDs flash 11 12 System Error Alarm Status Not Ready flashing amber LED 11 13 MOVE BACK Indicator at Bottom of Screen activity too high for detector to monitor according to specifications a am e
70. ings Advanced password Limits and select the limit you wish to change Clear the existing value enter the new value and select Done 3 3 5 2 Dose Rate Units The HX software allows you to display dose rate in millirem hour mrem h microsieverts hour uSv h microrem h urem h millisieverts hour mS v h microroentgens hour uR h Navigate to Main Menu Settings Advanced password Other Dose Units and press or tap S to mark your choice with a checkmark The selected dose rate unit will then be displayed in the upper left of the Home and Detect screens 26 3 GETTING STARTED 3 3 6 Change the Password Optional A password 15 reguired to access the HX administrator level functions the Comm Advanced menus The factory default password 18 1122 A user with administrator level access may change the password at any time but the password cannot be removed 1 e the screen does not accept a blank entry IMPORTANT There is no master password If you change the default password be sure to keep track of the new password If you lose your new entry the HX unit must be returned to the factory Figure 21 shows the Password screen Note that Password the current password is visible in the Enter New 0 00 mrem h Space 768104 Password field By contrast when a user unlocks sr es Neon Cpel the administrator functions with a password that Enter New Password entry i
71. is moved away from the HX then reintroduced a new identification of the same source could generate another alarm The six 6 HX alarm types Figs 8 through 13 in order of priority are as follows Any number or combination of all six can occur simultaneously When multiple alarms are generated they are presented highest priority alarm s first Marking the Show Colors option page 30 displays the color of the highest priority alarm in the top and bottom sections of the screen To enable disable the audio and vibratory alarms signals see Section 3 4 1 To test the alarms see Section 3 4 1 1 Threat This indicates a high confidence identification of a threat radionuclide The threat alarm signal sounds the red LED flashes the nuclide identification entry is displayed on a red background and red peaks are displayed on the Detect screen s Signal Index and SNM 10 2 SYSTEM OVERVIEW Detect 0 37 Gamma 4752 cps 2 4 O Time 89 min Neutron 2 25 cps S T F 18 Press Select to Acknowledge Fig 8 Threat Alarm red identification and flashing LED 0 03 Gamma 526 cps Detect 523 4 O Time 83 min Neutron 0 36 cps s Index SNM NENNEN Fig 9 Suspect Alarm yellow identification and flashing LED Detect 0 10 mrem h Gamma 242 cps Space 768104 Neutron 0 00 cps Index SNM Fig 10 Innocent Alarm green ident
72. istogram Compared With Histogram in Replay 50 Comparison of Survey Background File in Replay and in the HX Offline Analysis sauser eA UM AA Fate Min a 51 The HX 15 Connected fo the PC t aeta ES 54 Choose the File Management Browse Option 54 The HX Computer s Top Level File Structure 55 Unmark Synchronization 56 Connection Established 5 4 astumast ait ka edd 56 Exploring the HX Computer from the ActiveSync Window arrow indicates the memory card where the TEHTI D2 filesare located mul aoid 57 Permanent Delete AIT Survey Files ti i asulad 66 Suspect Ident ficauon m LEX Modes sos 66 Battery Hatch With Hex Head Wrench in Holder 68 Front and Back of Infernal re N wig ERR 68 Select Yes to Reset All aua aaepe SSR 69 Tap the Install Button to Begin 70 Installation dm Progress ui 70 Installation Complete and System is Restarting 70 Reference Points for the HPGe and Neutron Detectors the Geiger M ller T
73. ivate immediately No matter the order in which they are entered they should Stop All Alarms be presented to you audibly and on screen highest threat level first e g threat suspect innocent error personnel Exit Alarm Test Rad Hazard Test All hazard To silence all test alarms select Stop All Alarms Fig 23 Alarm Tests 3 4 2 Display and Analysis Options Password Required 3 4 2 1 Controlling the Display Options The Options menu Fig 24 allows you to control various data display options as well as access the expert LCX identification mode which is discussed in Section A 5 Navigate to Main Menu Settings Advanced password Options Displaying Hiding the Identification Confidence Level Marking the Conf option turns on the confidence level display on the right margin of the real time identification area and the End Survey report as shown in Fig 25 compare with Fig 4 on page 6 Because all IDs in the standard identification mode are at high confidence this feature is only useful in LCX mode Section A 5 On the Options menu select Conf to remove the checkmark To display it again return to the Options menu and checkmark Conf by selecting it Displaying Hiding the Histogram During Long and Fixed Sampling and in Replay If the Spectrum option is enabled you can view the gamma ray spectrum histogram currently being acquired during Long or Fixed sampling as well as the spectra in ICD1 ICD2 file
74. ized navigate to Main Menu Comm password and select ActiveSync to mark it with a checkmark Reconnect to the PC You should see one or more new hardware bubble messages indicating the HX was successfully detected If these steps do not resolve the issue contact your ORTEC representative or our Global Service Center 63 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 64 APPENDIX A OTHER ADMINISTRATOR LEVEL FEATURES This appendix describes administrator access features and commands not discussed elsewhere in the manual A 1 External Mode This mode allows you to connect the HX to a PC so the unit can be tested for performance consistency see the Performance Check Guide or used as a high performance benchtop HPGe detector and MCA e Toenter External mode From the Home screen navigate to Main Menu Comm password and select External After a brief delay the center section of the screen will display External Control Mode To exit External mode disconnect the USB cable then press tap the N button Within 15 20 seconds the will return to normal operation mode HPGe detector settings will be restored to the values in use before External mode was used A 2 Power Off This command shuts down the HX computer and detector high voltage The cooler if running remains on Navigate to Main Menu Settings Advanced password Hardware Power then select Power
75. lide was encountered multiple times it is listed only once The color of the listing indicates its alarm S betet f Menus level Fig 41 End Survey Report NOTE Although this report has the same format as the real time IDs on the Home Detect and Long Fixed Sample screens this is a static display of all identifications from the current survey 44 5 MONITORING AND MEASURING WITH THE MICRO DETECTIVE HX Once you exit this screen you can use the Replay feature to review the data from this survey see Chapter 6 You can also download this ICD1 ICD2 file pair to a PC see Chapter 7 and manipulate the files with tools such as the accompanying HX Online Analysis Program If the End Survey report has multiple pages of results the pages are entitled Survey 1 of x Survey 2 of x etc where x is the total number of pages of the report Press or tap S to cycle through the pages 5 6 Example Survey and End Survey Report In this example we conduct a Detect mode survey for 5 minutes To set up for this survey we have switched Na 22 and Y 88 from threat status to innocent see Section 3 4 2 2 e After 1 minute of surveying we note elevated signal in both the Signal Index and SNM Index strip charts then an Am 241 threat red alarm is generated This is illustrated in Fig 42 We press or tap the S Select button to acknowledge the alarm then move away from the Am 241 for a few seconds When the activity based on the ro
76. lling window analysis drops below the alarm threshold the red LED stops flashing and the Am 241 ID drops off the screen Unknown to us there is also a weak Th 232 source nearby but it is not strong enough to trigger an ID and generate an alarm within any 8 second rolling window analysis e We stop to perform a 2 minute Long Sample to Detect O40 locate the Am 241 source During this Long Sample 0 84 mrem h Space 766714 Gamma 8300 cps Neutron 0 12 cps we detect the Am 241 and an innocent nuclide Na 22 The corresponding threat red and innocent green alarms are generated We press or tap the S button twice to acknowledge the two alarms How ever we Still do not detect the weak Th 232 source We resume surveying and at minute 4 we find SNM Index a Y 88 source and another Na 22 source both of which post innocent green alarms We press S button twice to acknowledge the two alarms and then move far enough from any detect able sources that the Am 241 Y 88 and Na 22 Fig 42 Signal and SNM identifications drop off the screen after a few seconds Indexes Track Am 241 Activity and the screen background changes back to white We still do not detect Th 232 45 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual e We survey for another minute without additional IDs alarms then tap End Survey The cumulative spectrum contains enough data to iden
77. m Operation Manual Remember that the HX is not to be used for purposes beyond the monitoring tasks described in the user manual and no changes should be made to the operating system settings 4 Continue with installation as directed At the end of the wizard the ActiveSync dialog will indicate the HX computer is Connected Fig 53 KS Synchronization Setup Wizard Synchronization Options Your Pocket PC is already set up to synchronize with another computer Items you select will be synchronized with all computers Information Type 25 Contacts E Calendar 5 E mail m 7 Tasks j i Notes ca Favorites 0 y Files O Media Select an information type above and click Settings to change synchronization options for that type Cancel Fig 52 Unmark All Synchronization Options Microsoft ActiveSync 5 You can now click on the Explore toolbar button in the ActiveSync dialog to open Windows Explorer and view the new con 9 E nection and its menu tree File View Tools Help Connected From the host PC the HX is displayed as eee My Windows Mobile Based Device in the Mobile Device folder under My Computer Information Type Status Fig 54 The 1 2 files are stored on the Storage Card If you are using CF and SD cards at the same time check both cards for the Fig 53 Connection Established storage location of these data files The cu
78. m 153 Sn 113 Sr 85 Kr 85 Sr 89 d Sr 90 Y 90 4 Ta 182 Tc 96 Tc 99m Te 132 Th 229 Th 230 200 201 T1 202 T1 204 Tm 170 Tm 171 U 232 U 233 U 235 U 238 Unknown V 48 W 187 W 188 Xe 127 Xe 131m Xe 133 Xe 133m Xe 135 Y 88 Y 91 Yb 169 Zn 65 76 Sb 124 Sb 125 Sb 127 Sc 46 Se 75 Sm 153 Sn 113 Sr 85 Kr 85 Sr 89 Beta Emitter Sr 90 Y 90 Emitter Ta 182 Tc 96 Tc 99m Te 132 Th 229 Th 230 200 201 T1 202 204 170 171 U 232 Uranium U 233 Uranium U 235 Uranium U 238 Uranium Unknown Beta Emitter V 48 W 187 W 188 Xe 127 Xe 131m Xe 133 Xe 133m Xe 135 Y 88 Y 91 Yb 169 Zn 65 ID Display Name Nuclide Type Industrial Industrial Industrial Medical Medical Medical Industrial Industrial Medical Industrial Industrial Industrial Medical Industrial Industrial Industrial Industrial Medical Medical Industrial Medical Industrial Weapon Indicating SNM SNM Weapon Indicating Unknown Medical Industrial Industrial Industrial Medical Medical Medical Industrial Medical Industrial Medical Medical APPENDIX SPECIFICATIONS System Conversion Gain In the default identifier mode the HX operates at a fixed conversion gain of 8192 channels In MCA mode the conversion gain can be set from 512 to 16384 channels Cooler High reliability low power Stirling cooler Initial cooldown time depends on ambient tem
79. me responsive to button presses Until the unit is fully initialized the storage capacity readout and other indicators will not display accurate values If HX program does not start automatically you will instead see the blue Microsoft Windows Mobile screen In this case start the HX program by going to the upper left of the screen and tapping Start then HPRDS The HX application will start up at the Home screen Section 2 3 discusses the user interface features see especially the discussions on navigating the Menus page 6 and making Numerical Entries page 7 including the password Because the detector will be warm after shipping the amber error LED will begin flashing and at least three system errors detector temperature too high cold tip temperature too high and bias voltage off will be generated If the battery is exhausted an alarm could be generated for that condition as well You must press or tap the S button once for each alarm to acknowledge them before you can navigate to the menu that contains the Cooler On Off command Note that the not ready status messages and flashing amber LED will not clear until the detector reaches operating temperature and the high voltage turns on NOTES Always be sure to read the bottom of the screen to determine the nature of any alarms and the actions required to acknowledge them as well as the next actions the S and N buttons will perform Once acknowledged these alarms ty
80. ms on the Home Screen Marking the Suppress IDs option silences hides the Home screen s passive radiation monitoring display This is the factory default setting The HX continues to monitor and analyze 30 3 GETTING STARTED for radionuclides but no radiation IDs or alarms are posted on the Home screen In this state only system amber errors are generated Note however that the Home screen s indicators for gamma dose rate gamma count rate and neutron count rate remain active When you enter Detect mode the HX immediately resumes its normal display and signaling mode for IDs and alarms 3 4 2 2 Changing the Threat Innocent Status of Nuclides in the Library This screen Fig 28 allows you to switch the nuclides in the library from innocent 1 to threat T status and vice versa except for uranium and plutonium isotopes which are always categorized as threats You cannot remove add nuclides See Appendix for listing of the HX library entries To reach this screen navigate to Main Menu Settings Advanced password Other and Edit Lib To change a nuclide from innocent to threat status tap the scrollbar or use the arrow buttons lt gt to move through the list tap to highlight the desired nuclide then tap Toggle The buttons on the handle only allow you to scroll through the nuclides 225 T Am 241 Neutrons l T Ac 227 T Ag 110m T Am 241 CT Ar 41
81. n Dung SINE Leter Ue edes SEE Sab v ce ue See n 59 SE Tyo Pro DNG ced tti Doe ete 39 35 Detect Survey Screen Showing Index Peaks Alarm and Identifications 40 36 Long Sample With Histogram Displayed 41 37 Long Sample With Histogram Hidden 41 38 Select Fixed Sampling Interval 22d e pee FS bee ee eed Eee te an 43 39 Progress Bar Tracks Fined Cossa e bee ee eed Eee dtes ans 43 40 Keep Edit the Default Filename Then Save 44 Ay Endi Survey oom e paate t nks aan AE 44 42 Signal and SNM Indexes Track Am 241 45 85 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig 86 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 Example End Survey Report ses o eode S coe Nr see SEN 46 Replay Main Features Display Modes 5022255 ta REX beds sess khk 48 EA 48 Long Sample IDs Compared With IDs in 50 Long Sample H
82. n the computer by navigating to Main Menu Settings Advanced password Hardware Power and selecting Power Off 67 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 3 Disconnect the HX from any external power source 4 Using the supplied 3 32 inch hex head wrench note its storage loca tion on the left side of the hatch as shown in Fig 57 loosen the eight 8 captured screws from the hatch and remove the hatch to expose the battery 5 The end of the battery closest to the HPGe detector endcap has a pull tab Gently pull it outward as if opening a book cover or door until the bat tery slips off the connector terminals located at the lower rear of the com partment Figure 58 shows the pull tab on the front side of the battery and the connector terminals on the lower back edge Fig 57 Battery Hatch With Hex Head Wrench in Holder Battery terminals Front Back Fig 58 Front and Back of Internal Battery 6 Guide the new battery onto the connector terminals and press it into place then replace the hatch Do not overtighten the screws 7 Reconnect the HX to external power restart the unit by pressing the computer s On Off button below and to the right of the bezel wait for the HX program to start and fully initialize turn on the cooler and wait for the instrument status to change to Ready 8 Return old batteries to ORTEC for recycling 68 AP
83. nual dispersed low intensity radiation The End Survey report is sorted by ID priority with the threat IDs listed first If a unique ID is made from the analysis of the total spectrum the appropriate alarm s are posted and must be acknowledged before proceeding The total spectrum and its analysis results are added to the ICD1 ICD2 file pair Section 5 5 discusses the End Survey process and report in detail and includes an example that steps through an entire Survey 5 2 2 Performing a Survey To conduct a Survey e Atthe Home screen if all alarms are acknowledged and the instrument is ready either press or tap the S button or navigate to the Main Menu and select Detect Data collection analysis and recording will start immediately Asthe HX moves closer to radiation sources and vice versa the Signal Index and perhaps the SNM Index will display peaks of increasing height If activity is significant alarms will post in the message area at the bottom of the screen and identifications will be displayed in the real time ID area See Fig 35 is displayed in either the Signal Index or SNM Index a Long or Fixed Sample should be performed at the location where the peak occurred otherwise according to your CONOPS Go to Section 5 3 When you have collected all desired monitoring data including any Long or Fixed Samples you are ready to end the Survey e Acknowledge any alarms this will allow the HX
84. o the HX see the troubleshooting steps in Section 8 8 4 Click on Connect without setting up your device This will prevent the host PC and HX from automatically synchronizing 1 exchanging files Do not modify the Program Services transfer graphics or music to the HX computer or change the Mobile Device Settings IMPORTANT Remember that the HX is not to be used for purposes beyond the monitoring tasks described in the user manual and no changes should be made to the operating system settings Doing so could void your warranty 5 Hover over File Management to expand its topics and click on Browse the contents of your device Fig 50 Windows Mobile Device Center e e Mobile 2 A Connect without setting up your device Connected Windows Mobile Device Center Home Quick Connect e indows Sy E Mobile Device Settings we Connected Fig 49 The HX is Connected to the PC Fig 50 Choose the File Management Browse Option 6 Windows Explorer will open and the HX s computer will be listed as shown in Fig 51 All ICD1 ICD2 survey file pairs are stored on the Storage Card in Data folder If you are using CF and SD cards at the same time check both cards for the storage location of these data files The current background file is in the computer s Program Files HPRDS folder 54 7 FILE TRANSFER
85. onnected to the HX This alarm is not routed through the headphones and its volume is independent of the headphone volume setting C 3 PC Prerequisites In addition to completely independent standalone operation the HX can also be operated as a benchtop MCA in conjunction with ORTEC CONNECTIONS 32 software such as GammaVision by connecting it to any PC running 32 bit Microsoft Windows 7 XP Professional SP3 or 2000 Professional SP 4 C 4 Long Term Shutdown Storage CAUTION This instrument should be cooled and brought to operational status Status Ready for at least 48 hours every month Failure to do this may result in degraded performance or cooling system failure This instrument uses a Stirling cycle refrigerator and all metal sealed cryostat designed for long operational life The vacuum integrity inside the cryostat is maintained by getters which scavenge traces of residual material when cold and by an ion pump that operates when the instrument is powered up These two techniques maintain the system vacuum in peak condition during normal use A good vacuum yields rapid cooldown and ensures operation at the high end of the instrument s operating temperature range Over time in any cryostat system residual contaminants can be released from the materials inside the evacuated cryostat by a process called outgassing It has become apparent that extended storage the vacuum in our mechanically cooled identifiers m
86. ould contaminate the card drives NOTE You can only safely remove or change the memory card from the Home screen Removing it during a survey immediately terminates the survey without saving the data It also typically generates an amber system error that requires extra steps to clear see Section 8 7 In rare cases it can cause the HX program to stop operating see Section 8 1 3 2 3 Attaching the Carrying Strap The carrying strap Fig 16 should be installed on the top diagonal corners of the HX that is looking down on the display panel the strap should be anchored to the left front and right rear corners or vice versa If you wish to change the factory orientation use a 5 32 in hex wrench to exchange positions of the strap hanger studs and the regular hex head screws Thread the strap hanger stud through the hanger bracket followed by the two spacers then insert the stud into the HX and tighten until the hanger bracket resists rotation but still turns do not overtighten 19 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual re stud 27 Fig 16 Carrying Strap Attachment 3 2 4 The Internal Battery The typical service life of the HX 14 4 V lithium ion battery is 3 5 years When the battery no longer retains a charge replace it with the appropriate ORTEC battery replacement kit See the instructions in Section A 7 3 3 Startup and Set
87. perature but is typically lt 12 hours at 25 C Gamma Ray Detector Internal coaxial HPGe detector P type high purity germanium 50 mm diameter x 30 mm deep nominal Neutron Detector Single PDT He tube 1 3 cm x 10 1 cm active length 20 atm inside high density polyethylene moderator 3 3 cm x 3 3 cm x 14 cm Internal Compensated Geiger M ller Tube LND 7149 Geiger M ller tube GM tube specifications are available on request Gamma Dose Rate Determination Visual overrange indication and continuous audible alarm at dose rates gt 10000 uSv h The HX uses two detectors to determine the gamma dose rate over a wide range from lt 0 05 uSv h to gt 10000 uSv h a dose rate range of around six decades For low dose rates below 20 uSv h the dose rate is determined from the Ge detector spectrum For dose rates above this value the internal compensated GM tube is used The HX switches between the two automatically For radiation fields from extended sources e g from a container full of NORM or far field point sources gt 1 ft 0 3 m from the instrument the precise location of the detector in use is not important When point sources are close to the instrument the detector readings might not be in agreement because they are in different places within the instrument and the dose rate is varying rapidly with position It will be different at these two detector locations NOTE The dose rate function in the HX should not be considere
88. pically stop posting until the unit approaches proper cooldown temperature for operation As the detector approaches opera tional temperature the HX software becomes very sensitive to temperature variations At this point one or more of error alarms could occur repeatedly Rather than acknowledging them you may wish to temporarily turn off the HX computer as described in Section A 2 The cooler will continue to run Alter natively you can disable the audio alarm feature see Section 3 4 1 until the unit reaches operational temperature then acknowledge all outstanding alarms and re enable the audio alarm Press or tap the S button repeatedly until all system error messages in the bottom message section of the screen have been acknowledged and the message area says N Menus as shown in Fig 17 Until the detector is cooled down and the HV automatically turns on the S button will be disabled and there will be no Select help message 21 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 3 3 2 Turn the Cooler On 1 To turn the cooler on From the Home screen press or tap the N button to display the Main Menu Press or tap N until Settings is highlighted then press S Press or tap N until Advanced is highlighted then press S Enter the password default 1122 as described in Numerical Entries page 7 The password can be changed if you wish see Section 3 3 6 Navigate to Hardware and s
89. program to respond to the next command Press or tap N and select End Survey The corresponding ICD1 ICD2 file pair will be closed You can either accept the default filename or enter a different one then Save see Section 5 5 1 The End Survey report discussed in Section 5 5 will be 0 37 mrem h Time 89 min Gamma 4752 cps Neutron 2 25 cps Signal Index SNM Index S T F 18 Press Select to Acknowledge Fig 35 Detect Survey Screen Showing Index Peaks Alarm and Identifications displayed The HX will resume collecting 1 second spectra and analyzing a rolling window of the 8 most recent spectra for IDs and alarms even as you view the End Survey report Press or tap to display the Main Menu 40 5 MONITORING AND MEASURING WITH THE MICRO DETECTIVE HX 5 3 Long Sample Screen The Long Sample is intended for fixed position monitoring of one or more regions of an object of interest during a Survey A Long Sample 15 at minimum 30 seconds long A progress bar tracks this minimum time then disappears this mode a single spectrum is acguired for 30 seconds or more and is analyzed once per second for identifications and alarms During Long Sampling you can choose to view a histogram if the Spectrum display option has been enabled see page 28 This option must be selected before you start the Survey Figures 36 and 37 show the Long Sample screen with and without the histogram Samplelof2 1 45
90. r than can be accounted for based on the peaks in the HX library The implication is that either an unexpected nuclide or a beta emitter is present beta emitters typically producing counts over a broad range of energies Move closer to the source and count longer to determine the nature of the suspect item Suspect LCX identification mode only The suspect alarm signal sounds the yellow LED flashes the nuclide identification entry is displayed on a yellow background and yellow peaks are displayed on the Detect screen s Signal Index and SNM Index graphs See Fig 9 If the Vibrate option is on the handle vibrates for 20 seconds or until the alarm is acknowledged and if the Show Colors option is on the top and bottom sections of the screen turn yellow In the standard identification mode no Suspect identifications are displayed only Threats T and Innocents I Suspect alarms are generated exclusively in the LCX identification mode which is designed for use only by experienced spectroscopists Section A 5 Innocent This indicates a high confidence identification of an innocent radionuclide The innocent alarm signal sounds the green LED flashes the radiation identification background is green and green peaks are displayed on the Detect screen s Signal Index and SNM Index graphs See Fig 10 The handle does not vibrate for innocent IDs but if the Show Colors option is on the top and bottom sections of the screen turn green
91. r daa 55 7 4 When File Transfer Is Complete 57 S TROUBLESHOOTING vu sn NA A 29 8 17 FE HX Proerami pa deuten NS E 59 8 4 Jr You Drop ihe HX red bee 59 8 9 IE the HX Will Not Turn On iuuenes a Rees 59 8 4 Ir You Forgot ike Password i kaid maat tas E OD RR PA kaa 60 8 5 If GammaVision Cannot Find the HX HPRDS Qualified Unit 60 8 6 If The Error Amber LED Lights 60 8 6 1 HX Error Messages 60 8 7 If You Remove the Memory Card During A Survey and the Amber System Error Does Not Clear Upon Card Reinsertion 62 8 8 Windows Connectivity Problems 62 APPENDIX A OTHER ADMINISTRATOR LEVEL FEATURES 65 AT Extena Mode ua Ca EM aaa la n 65 AD ROWE pas 65 AS RE re OPE 65 ND 66 A 5 LCX Low Confidence Expert Identification Mode 66 Exiting and Restarting the HX Program 67 Changing Internal 67 A 8 Resetting the HX to Factory Default Parameter Values 69 A 9 Upgrading the Software Applic
92. re the HX is used for monitoring and surveying Hereinafter referred to simply as the HX Hereinafter referred to simply as GammaVision Hereinafter referred to as the HX Performance Check Guide ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 1 2 Replay and the HX Offline Analysis Program The HX allows you to review the spectra identifications and alarms for each survey with the Replay feature which is discussed in Chapter 6 This is a built in simplified version of the accompanying PC based utility the HX Offline Analysis Program P N 931080 Both Replay and the HX Offline Analysis Program allow you to view the spectral contents of ICD1 ICD2 file pairs the real time and live time for each spectrum contained in each 2 file pair the radioactive sources identified if any and the alarm types associated with each identification In addition the HX Offline Analysis Program allows you to do the following on survey files downloaded to the PC Export all the spectra in an ICD1 ICD2 file pair to a set of ORTEC CHN format spectrum files The CHN files can then be viewed and analyzed in more detail in ORTEC applications such as GammaVision e Reanalyze the data set with different nuclide libraries at present there is only one 1 3 How This Manual Is Organized Chapter 2 Operating limits user interface operation overview alarm handling Chapt
93. rrent background file is in the HX computer s Program Files HPRDS folder 56 7 FILE TRANSFER TO PC IN WINDOWS 7 XP AND 2000 8 My Windows Mobile Based Device File Edit View Favorites Tools Help Q Back search Folders Address 8 Size Modified SI Databases System Folder Application Data File Folder File Folder File Folder Documents and Settings File Folder lost Clusters File Folder my Documents File Folder E Program Files File Folder File Folder Temp File Folder O TestResults File Folder O Windows File Folder 1 object s selected 8 Mobile Device Fig 54 Exploring the HX Computer from the ActiveSync Window arrow indicates the memory card where the ICD1 ICD2 files are located 7 4 When File Transfer Is Complete To return the HX to standalone service simply disconnect it from the USB cable IMPORTANT To remove survey files from the memory card use the HX s Clear Data Section A 4 This command permanently deletes all survey files from the memory card There is no undo for this operation Do not manually delete the survey files doing so may disrupt the HX software 57 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 58 8 TROUBLESHOOTING 8 1 Ifthe HX Program Stops The HX incorporates an onboard computer running the Windows Mobile operating system Occasionally for example if you remove the memory
94. s as viewed with the Replay feature The Spectrum option must be enabled before you start a survey On the Options menu select Spectrum to mark it with a checkmark 28 3 GETTING STARTED Conf Y Spectrum Y Details Fig 25 ID Confidence Level LCX Mode Y Suppress IDs Fig 24 Options Menu The spectrum window controls allow you to zoom in lt gt zoom out gt lt shift the zoomed view to lower and higher energy channels Pan Left Right toggle between logarithmic Log and linear Lin vertical scaling and move the histogram window s green marker line to view the energy and count information for individual spectrum channels Figure 24 shows the various controls and features Zoomed out Zoomed in Long Sample Long Sample 4 5 0 00 mrem h Space 768169 0 00 mrem h Space 768169 Gamma 48 6 cps Neutron 0 00 cps Gamma 48 1 cps Neutron 0 00 cps Type Source Type Source Pan left Pan right Log Lin lower higher vertical energy Pan Right energy scaling lt gt Zoom in Marker Zoom out info line Marker 1451 03 keV 0 Cnts Fig 26 Histogram Tools Scaling Zooming Moving Marker Line arrow indicates 1460 keV peak of K 40 29 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Zooming In When you zoom in the new screen centers on the current position of the marker line Ther
95. s masked with asterisks 1122 e From the Home screen navigate to Main Menu Settings Advanced password Other Password BH KI 7 e Clearthe current entry enter the new password then select Done e To put the new password into effect back out to the Settings menu Fig 21 Change the Password lear HAA 3 4 Additional Configuration Options 3 4 1 Audio and Vibratory Alarms and Volume To enable or disable the audio and or handle vibration alarm notifications navigate to Main Menu Alarm and select or deselect Sound and Vibrate as desired The audio and vibrate icons in the upper right corner of the display will reflect the new selection s as shown in Fig 22 KO A bey ge R 27 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual You can turn the key click and Geiger counter tick signals on and off and adjust the audio alarm to one of three volume settings by navigating to Main Menu Settings Audio and selecting the desired settings 3 4 1 1 Testing the Alarms The alarm signals and indicators described in Section 2 5 Select Alarm to Test can be tested alone or in any combination To do this nav igate to Main Menu Settings Alarm and select Test Alarms Fig 23 Press or tap the N and 8 buttons to select Threat one or more alarms in any order you wish The correspond ing audio and vibratory alarms will act
96. ted in the order they were acguired and the ID for each has the prefix A The Type column indicates rolling rolling window spectra long count Long and Fixed Sample spectra and the total count cumulative spectrum As you tap the various spectra in the list their corresponding Graph or IDs are shown depending on the display mode selected on the bottom section of the screen 6 4 2 105 This section of the screen lists the nuclides found if any including the threat type threat suspect or innocent activity in mren hr and confidence level H high or L low In conjunction with this list the three simulated LED readouts at the bottom of the screen turn on to display the red threat suspect yellow and or innocent green nuclides generated in the analysis for the current spectrum refer back to Fig 44 6 5 Data Display Comparisons Long Sampling IDs vs Replay Figure 46 compares the list of IDs for a particular Long Sample with the replay of that Long Sample Long Sampling Histogram vs Replay Figure 47 compares the histogram for a particular Long Sample with the replay of that Long Sample Data Display In Replay vs the HX Offline Analysis Program Figure 48 compares how a survey s background spectrum is displayed in Replay and in the HX Offline Analysis Program 49 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual mb Long Sample 44 2 3 0 27
97. temperature external power is required Note that using an automobile battery to cool the detector can significantly discharge the auto battery Power Usage Greatest during cooldown lt 100 W While charging battery 5 A nominal Cold with fully charged battery lt 2 A Conforms to CE standards for radiated and conducted emissions susceptibility and low voltage power directives FCC Compliance This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation NRTL UL Conforms to UL 61010B 1 Standard for Safety Electrical Measuring and Test Equipment C 2 Connectors USB Rear panel Universal Serial Bus connector with dust cover for communication with PC for file transfer with the Data ActiveSync setting and for use as an MCA with the Control MCA Mode setting INPUT POWER Rear panel external power input with dust cover 12 17 V dc 60 W or from battery or ac power adaptor charger 79 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Headphones Rear panel female connector with dust cover accepts standard male headphone jack Headphone volume controllable from the HX touchscreen Note that the audible high dose rate alarm sounds whether or not headphones are c
98. the Home passive monitoring mode are only monitored for alarms not saved In the Survey mode the HX continues acquiring 1 second spectra and analyzing a rolling window of the eight most recent 1 second spectra for IDs and alarms In addition the summed spectrum for each rolling window is saved to the Survey s ICDI file You can also optionally acguire Long Samples and Fixed Samples longer duration spectra that are also analyzed for alarms in real time In Long Samples a single spectrum is acguired for 30 seconds or more and is analyzed once per second for alarms Fixed Samples are treated similarly but have pre set durations of 5 10 15 20 25 30 60 120 or 300 seconds These Long and Fixed spectra are also saved in the ICD1 file In addition to these spectra the HX simultaneously collects a cumulative spectrum for the entire Survey which is analyzed for alarms and recorded at the end of the measurement as described below When radiation 15 detected and identified the identification 15 posted to the real time identification area of the screen This area lists the names of any radioisotopes currently being detected and their classification as a threat or innocent I In the standard identification mode all IDs are at high confidence Only the expert LCX mode generates suspect S and low confidence IDs For each identification the corresponding alarm 15 posted in the message area at the bottom of the screen refer to Fig 1 Yo
99. the unit may infrequently require a new background measurement to reset the gain stabilizer the Home screen will post a stabilization peak shape or FWHM full width at half maximum error with instructions to run a new background Ideally a new background measurement should be made whenever the HX is moved to a new site The background file is saved in the HX computer s Program Files HPRDS folder It is stored as an ORTEC CHN spectrum file named background chn and is overwritten each time the background is updated Background measurements can be performed by default level users without a password see the instructions in Section 3 3 4 4 However a password is required to configure the three background measurement presets The maximum acceptable background count rate in cps Max Bkg Section 3 3 4 1 If this threshold is exceeded the background measurement is suspended You can either remove any sources that are causing an elevated background move the instrument to an area with a lower background or set a higher Max Bkg value The minimum acceptable background measurement time in minutes Bkg Acq Time Section 3 3 4 2 Typically a good background reading takes at least 30 minutes However the Bkg Acg Time screen lets you to pre set the minimun acceptable data collection time for a background measurement If a user interrupts the measurement before that minimum time has elapsed the software does not save and use t
100. tify Th 232 and a corresponding innocent green alarm is immediately generated On the file save screen we tap Save and the ICDI ICD2 file pair is saved under the default filename The End Survey screen Fig 43 shows the following Type Source Ithreat red ID for Am 241 innocent green ID for 22 Fig 43 Example End Survey 1 innocent green ID for Y 88 Report innocent green ID for Th 232 which was finally found in the cumulative spectrum analysis and subsequently triggered an innocent alarm at the end of the survey As discussed in Section 5 5 even when a nuclide is found multiple times the End Survey report lists it only once We press or tap S once to acknowledge the Th 232 alarm finish viewing the report then press or tap N to return to the Main Menu 46 6 REPLAY REVIEWING SAVED SURVEY FILES The Replay feature allows you to review the contents of survey files currently stored on the HX Use it to view the spectral contents of the survey 2 file pairs the real time and live time for each spectrum contained in each file pair the radioactive sources identified 1 any and the alarm types associated with each identification NOTE See Section 2 4 1 for a detailed discussion of the types of spectra stored in ICD1 files The Replay mode s user interface is similar to the PC based HX Offline Analysis Program included with the Micro Detective HX If you are already
101. ton Alternatively you can tap the menu item directly A password is required to access the Comm and Advanced menus See Numerical Entries page 7 A checkmark beside a menu item such as audio and vibration alarms alarm volume and the display options indicates an option that is enabled To toggle the option on and off press or tap the N button to highlight the item then press or tap S Alternatively you can tap the menu item directly An ellipsis beside a menu item e g Password Dose Rate indicates that you must enter numerical data using the number pad 33 ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Filename Entry End Survey bd Report 1 End Survey JD Steer Qe L 4 Detect Long Sample End Sample 1155 20582 esame 300 Detect Test Alarms TestAlamms Close Alarm Key Click PDA Replay Software H Back Fig 29 HX Program Menu Structure Default Mode No Password Required 34 3 GETTING STARTED sseidns J0Jo2 MOUS boy Byg Byg xen poled i Bygseug I i xen yoeg HO 18M0d piomssed gains noA aly aly Big
102. ty damage if the safety instruction is not observed In addition the following symbols may appear on the product AN DANGER High Voltage N ATTENTION Refer to Manual Please read all safety instructions carefully and make sure you understand them fully before attempting to use this product Cleaning Instructions To clean the instrument exterior e Disconnect the instrument from the power source e Remove loose dust on the outside of the instrument with a lint free cloth e Remove remaining dirt with a lint free cloth dampened in a general purpose detergent and water solution Do not use abrasive cleaners CAUTION To prevent moisture inside of the instrument during external cleaning use only enough liquid to dampen the cloth or applicator Allow the instrument to dry completely before reconnecting it to the power source 1 INTRODUCTION The ORTEC Micro Detective HX portable nuclide identifier incorporates a high purity germanium HPGe gamma ray detector a moderated neutron detector and a Geiger M ller tube into a compact unit weighing approximately 15 lbs 6 8 kg The HPGe detector must be cooled to near liguid nitrogen temperatures before it can function This 15 handled by a small mechanical cooler designed for years of continuous operation You need only unpack the instrument connect it to an ac power supply power it on allow the HPGe detector to cool down to operating temperature and collect a backgroun
103. u must press or tap the S button once to acknowledge and silence each alarm before you can perform the next operation When multiple alarms are generated the highest priority 1 highest threat level alarms are presented first Section 2 5 describes the color and LED scheme for each type of alarm Nominal the real time duration of these spectra may at times exceed I second 8 2 SYSTEM OVERVIEW e Each identification 15 reported on the real time ID section of the screen for as long as the source is present and identified When the source is no longer present its entry is removed from the screen At the end of the survey the cumulative spectrum is analyzed Any identifications and their corresponding alarms are posted as part of the End Survey report along with the identifications from the rolling window Long Sample and Fixed Sample analyses cumulative spectrum is added to the ICD1 file which also includes the background file for this measurement and all analysis information is saved to the corresponding ICD2 file 2 4 2 General Usage As noted in the preceding section on the Home screen the HX passively monitors and analyzes for alarms and identifications Until you begin a Survey of this monitoring information is recorded in data files Note that as shipped from the factory radiation IDs and alarms are suppressed on the Home screen 1 the Suppress IDs option discussed on page 30 15 enabled
104. ube all measurements mehes 555 estate sus aia oti td 78
105. uires data and analyzes it for IDs and alarms but the monitoring activity is not being recorded in data files The data is gathered and pro cessed in 1 second slices The HX analyzes a rolling window of the most recent 8 slices and posts IDs and alarms Figure 31 shows the Home screen registering high probability identifications of the Innocent radio nuclides Na 22 and Th 232 The presence of these IDs in the real time ID area means the HX is currently detecting and identifying these materials If you move the HX until it can no longer detect the radiation source that ID will be removed from the screen However the alarm posted at in the message area will persist until acknowledged If more than three IDs occur simultaneously the Home screen instructs you to switch to Detect mode to see all the materials detected as shown in Fig 32 Home vw t4 0 38 mrem h Time 87 min Gamma 4768 cps Neutron 1 50 cps Status Ready SN 7169 Ver 5 0 0 15770 DETH 005 Bkg Due 16 15 Jan 15 2010 3690 13 0 N 84 14 21 9 W 16 20 Nov 16 2009 UTC Fig 31 Monitoring from the Home Screen Status Ready Use Detect to see more Fig 32 5 2 Detect Survey Screen Figure 33 shows the Detect Survey screen which is designed to help you locate and identify radioactive material in a fixed area such as a cargo container As discussed in Section 2 4 a Survey is a single monitoring event saved to disk that can be of any dur
106. up The remainder of the chapter tells you how to set up the HX Refer as needed to the menu diagrams and instructions in Chapter 4 Unpack and power up the HX Section 3 3 1 Turn on the cooler Section 3 3 2 Monitor cooler and hardware status as the detector cools down Section 3 3 3 Configure the background settings and measure the site background Section 3 3 4 Set radiation alarm thresholds and dose rate units Section 3 3 5 Decide whether to create a new password or keep the default Section 3 3 6 The final sections of the chapter provide additional setup options and hardware information 3 3 1 Unpack and Power Up the HX 1 Remove the HX from the shipping container and save the container and foam 2 Connect the power adapter charger to an ac power source and to the HX rear panel INPUT POWER connector Alternatively you can use the 12 V dc auto accessory adapter If using a vehicle battery as a power source note that cooling the detector to operating temperature can significantly discharge the battery 20 3 GETTING STARTED If the ambient temperature is gt 30 C 86 F be sure to use the accompanying cooldown pad Press the computer s On Off button which is below and right of the touchscreen The computer will boot up this can take 1 minute or more then the HX program will start up at the Home screen Note that when the HX program starts it takes approximately 25 seconds to initialize and beco
107. urrent background file is stored as ORTEC CHN format spectrum file in the computer s Program Files HPRDS folder The data from each survey is saved as a pair of ICD1 and ICD2 files that share the same base filename The ICD1 file contains the survey spectrum data and a copy of the background spectrum in effect when the Survey was performed see also Section 2 4 1 e The ICD2 file contains the analysis of the survey data The ICD1 ICD2 file pairs are stored on the provided memory card in the Data folder As the card approaches its storage limit the HX notifies you and prevents further surveying or sampling If a survey is in progress the HX notifies you and ends the survey You can either use the Clear Data command Section A 4 to permanently delete the ICD1 1CD2 file pairs from the memory card and reuse it or you can substitute another memory card of up to 2 GB capacity IMPORTANT Do not manually delete the survey files doing so may disrupt the HX software Note also that you can only safely remove or change the memory card from the Home screen Removing it during a survey immediately terminates the survey without saving the data It also generates an amber system error that requires extra steps to clear see Section 8 7 In rare cases it can cause the HX program to stop operating see Section 8 1 For information on transferring files from the HX to a host PC see Chapter 7 13 ORTEC Micro Detective HX
108. y card Wireless Communication Built in IEEE 802 11g wireless hardware third party software can be used to implement this option GPS Internal NMEA compliant WAAS capable C 1 Electrical and Mechanical Dimensions e Maximum Overall Dimensions 37 4 cm L x 16 6 cm W x 27 9 cm H 14 7 in x 5 8 in x 11 in including handle Ge detector endcap neutron detector and shock absorbers e Weight 6 9 kg 15 2 Ib 78 APPENDIX C SPECIFICATIONS Maximum Shock Tolerance 20 g An accelerometer inside the instrument tracks the maximum shock to which the HX has been subjected and a shock in excess of 20 g will void the warranty Ambient Operating Environment 20 C to 50 C 2 F to 122 F at a relative humidity lt 93 at 35 C 95 F non condensing Internal Battery Rechargeable nominal 14 4 V lithium ion battery pack Replacement kit available from Charging circuitry and battery management circuitry internal to the power adaptor charger Battery lifetime 3 5 years The compartment is semi sealed and protects against penetration of dirt and moisture See Section A 7 for replacement instructions Battery Life gt 3 hours at 25 C when HPGe detector 15 cold lt 4 hr charge time Battery life can be extended indefinitely by the use of optional external battery belt The unit is expected to be kept running once cold Note that while the internal battery can start the HX cooler it cannot cool a warm detector to operating
109. y defaults 69 restart reboot computer 65 Setup hardware oto veri sett 20 SCHIP smart eeu 27 SUPE agn See Et EON 22 shock tolerance 79 specifications 77 temperature limits 15 upgrading the software 69 SEEIMEMAGE heen 4 HX Offline Analysis Program 2 see also Replay tool 2 view End Survey report results 44 IC MES 5358 aee es 13 filename conventions 14 LCX low confidence expert Mode 66 Long sampling within a survey 41 view hide histogram spectrum 41 Memory cards data esas 53 do not remove during survey 62 removing replacing 19 Monitoring o kaia t 37 conducting a survey 40 Detect survey mode 38 End Survey report 43 Fixed samplings 2223 kus kit rase 42 Home screen passive monitoring 38 Long sampling o3 chers e Rees 41 Signal dex 544 39 SNM dex 43a bbs ee 39 Operating limits 14 79 Operating systems Windows 2000 55 Windows 53 Windows a s 55 Password

ORTEC Micro-Detective HX Operator Manual, P/N 931062 Rev. J

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