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ORTEC

Micro-Detective

-HX

Human Portable Radiation Detection System

Operation Manual

Printed in U.S.A.

ORTEC Part No. 931062

0212

Manual Revision J

Содержание Micro-Detective-HX

Страница 1: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual Printed in U S A ORTEC Part No 931062 0212 Manual Revision J...

Страница 2: ...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 f...

Страница 3: ...tch 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 servi...

Страница 4: ...iv...

Страница 5: ...4 Overview of Radiation Monitoring and Measuring 8 2 4 1 How the HX Collects and Analyzes Data 8 2 4 2 General Usage 9 2 5 Alarms and Alarm Handling 10 2 6 Data Storage and Management 13 2 6 1 ICD1 IC...

Страница 6: ...laying Hiding the Identification Confidence Level 28 Displaying Hiding the Histogram During Long and Fixed Sampling and in Replay 28 Displaying Simplified or Detailed Hardware Status 30 Displaying Hid...

Страница 7: ...maVision Cannot Find the HX HPRDS Qualified Unit Only 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 Do...

Страница 8: ...anual viii APPENDIX B HX RADIONUCLIDE LIBRARY 73 B 1 Innocent Identifications 73 B 2 Threat Identifications 73 APPENDIX C SPECIFICATIONS 77 C 1 Electrical and Mechanical 78 C 2 Connectors 79 C 3 PC Pr...

Страница 9: ...n is not observed CAUTION Indicates a hazard that could result in property damage if the safety instruction is not observed In addition the following symbols may appear on the product DANGER High Volt...

Страница 10: ...x...

Страница 11: ...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 iden...

Страница 12: ...o 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...

Страница 13: ...ation 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 radionucli...

Страница 14: ...s See Section 3 3 4 for more information Advanced features and power off are password protected A password is required to access the Advanced and Comm menus and to power off the HX For instructions on...

Страница 15: ...reat 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 d...

Страница 16: ...only a section displaying the last four digits of the HX serial number software and firmware versions the date the next background measurement must be performed the GPS coordinates and the date and ti...

Страница 17: ...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 but...

Страница 18: ...ation spectra that are also analyzed for alarms in real time In Long Samples a single spectrum is acquired for 30 seconds or more and is analyzed once per second for alarms Fixed Samples are treated s...

Страница 19: ...tem 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...

Страница 20: ...tory 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 pr...

Страница 21: ...n LCX Mode Only Fig 10 Innocent Alarm green identification and flashing LED Fig 11 Personnel Radiation Hazard Alarm yellow radiation trefoils all LEDs flash Fig 12 System Error Alarm Status Not Ready...

Страница 22: ...ocents 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 ide...

Страница 23: ...ormed see also Section 2 4 1 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 storag...

Страница 24: ...erated For more information on naming and saving survey data see Section 5 5 1 2 7 Cautions and Operating Limits Remember that there are no user serviceable parts inside the HX main enclosure Opening...

Страница 25: ...1 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...

Страница 26: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 16...

Страница 27: ...to know to ship the HX or take it aboard commercial carriers Technical note Long Term Storage Instructions P N 932722 which amplifies the storage information in Section C 4 In addition if you purchas...

Страница 28: ...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...

Страница 29: ...place 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...

Страница 30: ...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 S...

Страница 31: ...s 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 an...

Страница 32: ...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 v...

Страница 33: ...3 GETTING STARTED 23 Fig 19 Detailed Status for Cooled and Ready Instrument Fig 17 All Error Alarms Acknowledged HX Not Ready Fig 18 Home Screen for Cooled and Ready HX...

Страница 34: ...es 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 Ti...

Страница 35: ...e to the Main Menu then to Settings Advanced password Limits Bkg Acq Time Clear the existing period enter the new one in minutes and select Done 3 3 4 3 Setting the Background Update Interval The HX a...

Страница 36: ...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 radiati...

Страница 37: ...m the Home screen navigate to Main Menu Settings Advanced password Other Password Clear the current entry enter the new password then select Done To put the new password into effect back out to the Se...

Страница 38: ...tions 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 A...

Страница 39: ...n 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 variou...

Страница 40: ...and make sure the Details item is 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...

Страница 41: ...e scrollbar or use the arrow buttons 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 To return the...

Страница 42: ...ere is no need to turn it off except for shipping and maintenance 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 r...

Страница 43: ...ss or tap the N button to move the reverse video highlight to the desired item then press or tap the S button Alternatively you can tap the menu item directly A password is required to access the Comm...

Страница 44: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 34 Fig 29 HX Program Menu Structure Default Mode No Password Required...

Страница 45: ...3 GETTING STARTED 35 Fig 30 HX Program Menu Structure Administrator Access Password Required...

Страница 46: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 36...

Страница 47: ...taking background measurements displaying or hiding the survey spectra adjusting the audio and vibratory alarm volume and other software setup topics see Section 3 4 Cautions and operation limits To...

Страница 48: ...ing 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 p...

Страница 49: ...terval 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 indicator...

Страница 50: ...y 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 If a...

Страница 51: ...0 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 Thi...

Страница 52: ...xed Sample Screen This test mode is a 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 s...

Страница 53: ...y 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...

Страница 54: ...sis generates an ID the appropriate alarm s is posted as soon as you tap End Survey At the same time every nuclide identified during the survey including IDs from all rolling window analyses Long Fixe...

Страница 55: ...alarm then move away from the Am 241 for a few seconds When the activity based on the rolling window analysis drops below the alarm threshold the red LED stops flashing and the Am 241 ID drops off th...

Страница 56: ...ult filename The End Survey screen Fig 43 shows the following 1 threat red ID for Am 241 1 innocent green ID for Na 22 1 innocent green ID for Y 88 1 innocent green ID for Th 232 which was finally fou...

Страница 57: ...rker 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 for the file you are viewing including the filen...

Страница 58: ...45 Tapping the header on the Name column sorts the surveys by filename in ascending or descending order You can also change column width by tapping and dragging the right hand divider of each column I...

Страница 59: ...corresponding Graph or IDs are shown depending on the display mode selected on the bottom section of the screen 6 4 2 IDs This section of the screen lists the nuclides found if any including the thre...

Страница 60: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 50 Fig 46 Long Sample IDs Compared With IDs in Replay Fig 47 Long Sample Histogram Compared With Histogram in Replay...

Страница 61: ...6 REPLAY REVIEWING SAVED SURVEY FILES 51 Fig 48 Comparison of Survey Background File in Replay and in the HX Offline Analysis Program...

Страница 62: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 52...

Страница 63: ...ansfer 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...

Страница 64: ...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...

Страница 65: ...is 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 i e the HX s computer has been detected The Synchroniz...

Страница 66: ...wizard the ActiveSync dialog will indicate the HX computer is Connected Fig 53 5 You can now click on the Explore toolbar button in the ActiveSync dialog to open Windows Explorer and view the new con...

Страница 67: ...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...

Страница 68: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 58...

Страница 69: ...are 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 Inspect the exterior for evidence of mech...

Страница 70: ...nd the HX HPRDS Qualified Unit Only If properly installed and functioning GammaVision software cannot find and communicate with the HX Make sure the HX is in External mode Section A 1 Make sure the US...

Страница 71: ...hen 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 been removed From Home screen insert memory card with available...

Страница 72: ...et Perform background check Section 3 3 4 If error persists contact ORTEC Test Error Alarm System error alarm test disregard this alarm Silence with Stop All command Section 3 4 1 1 8 7 If You Remove...

Страница 73: ...X 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 a...

Страница 74: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 64...

Страница 75: ...return to normal operation mode All 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 v...

Страница 76: ...l 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 applic...

Страница 77: ...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 appropria...

Страница 78: ...ff 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 6 Guide the ne...

Страница 79: ...on 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 displ...

Страница 80: ...k 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 i...

Страница 81: ...STRATOR LEVEL FEATURES 71 In the list of files and folders under My Device tap the folder representing the SD card i e SD MM Card Storage Card SD Card etc Tap the 2577 folder then tap the Autorun file...

Страница 82: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 72...

Страница 83: ...76 NORM Ra 226 Daughters b Ra 226 NORM Th 232 Daughters b Th 232 NORM B 2 Threat Identifications Nuclide ID Display Name Nuclide Type Ac 225 Ac 225 Medical Ac 227 Ac 227 Industrial Ag 110m Ag 110m Ind...

Страница 84: ...l 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 Me...

Страница 85: ...dustrial Nb 95 Nb 95 Industrial Nb 96 Nb 96 Industrial Nd 147 Nd 147 Industrial Neutron emitter Neutrons Weapon Indicating Neutrons on Fe Neutrons on Fe Weapon Indicating Neutrons on Hydrogen Neutrons...

Страница 86: ...Tc 99m Medical Te 132 Te 132 Industrial Th 229 Th 229 Industrial Th 230 Th 230 Industrial Tl 200 Tl 200 Industrial Tl 201 Tl 201 Medical Tl 202 Tl 202 Medical Tl 204 Tl 204 Industrial Tm 170 Tm 170 M...

Страница 87: ...a dose rate range of around six decades For low dose rates below 20 Sv h the dose rate is determined from the Ge detector spectrum For dose rates above this value the internal compensated GM tube is u...

Страница 88: ...of the instrument 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 sc...

Страница 89: ...the HX cooler it cannot cool a warm detector to operating temperature external power is required Note that using an automobile battery to cool the detector can significantly discharge the auto battery...

Страница 90: ...hich 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 u...

Страница 91: ...ivates 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...

Страница 92: ...ORTEC Micro Detective HX Human Portable Radiation Detection System Operation Manual 82...

Страница 93: ...ection and analysis 8 Data storage after file transfer 57 clear data delete all files 66 enabling the USB port 53 filename conventions 14 ICD1 ICD2 survey files 13 53 Detect survey mode 38 End Survey...

Страница 94: ...SNM index 39 Operating limits 14 79 Operating systems Windows 2000 55 Windows 7 53 Windows XP 55 Password changing 27 default HX password 22 27 entering passwords 7 forgot password 60 Performance moni...

Страница 95: ...cknowledged HX Not Ready 23 Fig 18 Home Screen for Cooled and Ready HX 23 Fig 19 Detailed Status for Cooled and Ready Instrument 23 Fig 20 Collect Background for At Least the Specified Minimum Time 26...

Страница 96: ...el File Structure 55 Fig 52 Unmark All Synchronization Options 56 Fig 53 Connection Established 56 Fig 54 Exploring the HX Computer from the ActiveSync Window arrow indicates the memory card where the...

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