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ORTEC Micro-Detective-HX Operation Manual

Human portable radiation detection system
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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

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Summary of Contents for ORTEC Micro-Detective-HX

  • Page 1 ORTEC ® ® Micro-Detective Human Portable Radiation Detection System Operation Manual Printed in U.S.A. ORTEC Part No. 931062 0212 Manual Revision J...

  • Page 2: Warranty

    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.

  • Page 3: Additional Warranty Statement

    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.

  • Page 5: Table Of Contents

    3.2. The Micro-Detective-HX ........
  • Page 6 4. MENU QUICK REFERENCE ..........33 5. MONITORING AND MEASURING WITH THE MICRO-DETECTIVE-HX ..37 5.1.
  • Page 7 TABLE OF CONTENTS 6. REPLAY — REVIEWING SAVED SURVEY FILES ......47 6.1.
  • Page 8 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual APPENDIX B. HX RADIONUCLIDE LIBRARY ........73 B.1.

  • Page 9: Safety Instructions And Symbols

    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 equipment 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.

  • Page 11: Introduction

    Gamma-Ray Spectrum Analysis and MCA Emulator software (A66-B32), which has a 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-qualified unit.

  • Page 12: Replay" And The Hx Offline Analysis Program

    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 -format spectrum .CHN files.

  • Page 13: System Overview

    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).

  • Page 14: User Interface

    ® 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 >3 hours of operation. To reduce current draw during charging, the battery does not begin to charge until the HPGe detector has cooled down.

  • Page 15: Fig. 1. Message Displays Alarms And Tells How To Acknowledge

    2. SYSTEM OVERVIEW ! Color Touchscreen — A high-resolution color touchscreen which provides the soft S 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.

  • Page 16: Fig. 3. Radiation Count Rate/Dose Rate, Power, Lcx Mode On, And Storage Indicators

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Fig. 4. The Real-Time Identification Area. Fig. 3. Radiation Count Rate/Dose Rate, Power, LCX Mode On, and Storage Indicators. NOTE As 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.

  • Page 17: Fig. 6. Main Menu

    2. SYSTEM OVERVIEW and 30 (pages 34 and 35, respectively) provide a quick 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 —...

  • Page 18: Overview Of Radiation Monitoring And Measuring

    ® 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.

  • Page 19: General Usage

    2. SYSTEM OVERVIEW ! Each identification is 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.

  • Page 20: Alarms And Alarm Handling

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual 2.5. Alarms and Alarm Handling As discussed 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).

  • Page 21: Fig. 8. Threat Alarm (Red Identification And Flashing Led)

    2. SYSTEM OVERVIEW Fig. 8. Threat Alarm (red Fig. 9. Suspect Alarm (yellow Fig. 10. Innocent Alarm (green identification and flashing LED). identification and flashing LED) identification and flashing LED). in LCX Mode Only. Fig. 11. Personnel Radiation Fig. 12. System Error Alarm Fig.
  • Page 22 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual (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.

  • Page 23: Data Storage And Management

    HX to perform as specified. 2.6. Data Storage and Management The current background file is stored as an ORTEC -format spectrum file in the computer’s .CHN folder.

  • Page 24: Icd1/Icd2 Default Filename Conventions

    Thus, a file with the base filename indicates it was HPRDS_7236_D20081218_T162405_E0002 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 acquired that day. The ICD1 file ends in _U.n42...
  • Page 25 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 $30EC (86EF), be sure to use the accompanying Micro-Detective Series Cooldown Pad according to the instructions in its technical note (P/N 931061).
  • Page 26 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 27: Getting Started

    HX. 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 a PC to retrieve stored spectra.

  • Page 28: The On/Off Button

    Each connector includes a dust cover, which should be closed when that connector is not in use. 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).

  • Page 29: Sd And Cf Card Drives

    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.

  • Page 30: The Internal Battery

    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.
  • Page 31 3. GETTING STARTED 3. If the ambient temperature is $30EC (86EF), be sure to use the accompanying cooldown pad. 4. 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.

  • Page 32: Turn The Cooler On

    ® 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.

  • Page 33: Fig. 17. All Error Alarms Acknowledged; Hx Not Ready

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

  • Page 34: Measure Site Background

    ® 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...

  • Page 35: Setting The Maximum Background Count Rate

    3. GETTING STARTED 3.3.4.1. Setting the Maximum Background Count Rate To change the maximum acceptable count rate for the background measurement: ! From the Home screen, navigate to Main Menu, Settings, Advanced (password), Limits, Max Bkg. ! Clear the existing count rate, enter the new value, and select Done. 3.3.4.2.

  • Page 36: Set The Radiation Alarm Thresholds And Dose-Rate Units

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual a higher Max Bkg, then restart the acquisition. Refer to your CONOPS for instructions on how to proceed. ! To stop data collection, press the N button. If the mini-...

  • Page 37: Change The Password (Optional)

    3. GETTING STARTED 3.3.6. Change the Password (Optional) A password is required to access the HX administrator-level functions on the Comm and Advanced menus. The factory default password is . A user with administrator-level access 1122 may change the password at any time, but the password cannot be removed (i.e., the screen does not accept a blank entry).

  • Page 38: Testing The Alarms

    ® 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.

  • Page 39: Fig. 24. Options Menu

    3. GETTING STARTED Fig. 25. ID Confidence Level. Fig. 24. Options Menu. The spectrum window controls allow you to zoom in (< >), zoom out (><), 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.

  • Page 40: Displaying Simplified Or Detailed Hardware Status

    ® 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. Therefore, 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 (<...

  • Page 41: Changing The Threat/Innocent Status Of Nuclides In The Library

    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.

  • Page 42: Notes About Continuous Cooler Operation, Shutdown For Shipping, And Detector Warmup

    ® 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.

  • Page 43: Menu Quick Reference

    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.

  • Page 44: Fig. 29. Hx Program Menu Structure - Default Mode / No Password Required

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 45: Fig. 30. Hx Program Menu Structure - Administrator Access/Password Required

    3. GETTING STARTED...
  • Page 46 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 47: Monitoring And Measuring With The Micro-Detective-Hx

    5. MONITORING AND MEASURING WITH THE MICRO-DETECTIVE-HX Once the Home screen reads , the radiation threshold limits have been set for your Status: Ready 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.

  • Page 48: Home (Passive Monitoring) Screen

    ® 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.”...

  • Page 49: Screen Features

    5. MONITORING AND MEASURING WITH THE MICRO-DETECTIVE-HX 5.2.1. Screen Features ! The top section of the Detect screen displays the same 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.

  • Page 50: Performing A Survey

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual 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.

  • Page 51: Long Sample Screen

    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 is, at minimum, 30 seconds long. A progress bar tracks this minimum time then disappears.

  • Page 52: Fixed Sample Screen

    ® 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.

  • Page 53: Ending The Survey

    5. MONITORING AND MEASURING WITH THE MICRO-DETECTIVE-HX 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.

  • Page 54: The End Survey Report

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual 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.

  • Page 55: Example Survey And End Survey Report

    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.

  • Page 56: Fig. 43. Example End Survey Report

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual ! We survey for another minute without additional IDs/alarms, then tap End Survey. The cumulative spectrum contains enough data to identify Th-232, and a corresponding innocent (green) alarm is immediately generated.

  • Page 57: Replay - Reviewing Saved Survey 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 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.

  • Page 58: Loading (Retrieving) A Survey

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual 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 surveys by filename, in ascending or descending order.

  • Page 59: Survey File Spectra And Ids

    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.

  • Page 60: Fig. 46. Long Sample Ids Compared With Ids In Replay

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Fig. 46. Long Sample IDs Compared With IDs in Replay. Fig. 47. Long Sample Histogram Compared With Histogram in Replay.

  • Page 61: Fig. 48. Comparison Of Survey Background File In Replay And In The Hx Offline Analysis

    6. REPLAY — REVIEWING SAVED SURVEY FILES Fig. 48. Comparison of Survey Background File in Replay and in the HX Offline Analysis Program.
  • Page 62 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 63: File Transfer To Pc In Windows 7, Xp, And 2000

    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.

  • Page 64: Fig. 49. The Hx Is Connected To The Pc

    ® 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 to the HX see the troubleshooting steps in Section 8.8.

  • Page 65: Windows Xp And 2000

    7. FILE TRANSFER TO PC IN WINDOWS 7, XP, AND 2000 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.

  • Page 66: Fig. 52. Unmark All Synchronization Options

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — 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.

  • Page 67: When File Transfer Is Complete

    7. FILE TRANSFER TO PC IN WINDOWS 7, XP, AND 2000 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).
  • Page 68 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 69: Troubleshooting

    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 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.

  • Page 70: If You Forgot The Password

    ! If the internal 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.
  • Page 71 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.

  • Page 72: If You Remove The Memory Card During A Survey And The (Amber) System Error Does

    ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Error Message Meaning Action 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...
  • Page 73 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.
  • Page 74 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 75: Appendix A. Other Administrator-Level Features

    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.

  • Page 76: Clear Data

    ® 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: ! From the Home screen, navigate to Main Menu, Advanced (password), Other, and select Clear Data (Fig.

  • Page 77: Exiting And Restarting The Hx Program

    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.

  • Page 78: Fig. 57. Battery Hatch With Hex-Head Wrench In Holder

    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.

  • Page 79: Resetting The Hx To Factory Default Parameter Values

    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.

  • Page 80: Upgrade Troubleshooting

    ® 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: ! The upgrade might already have been installed.
  • Page 81 APPENDIX A. OTHER ADMINISTRATOR-LEVEL FEATURES 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 to start installation.
  • Page 82 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 83: Appendix B. Hx Radionuclide Library

    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.
  • Page 84 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Nuclide ID Display Name Nuclide Type 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...
  • Page 85 APPENDIX B. HX RADIONUCLIDE LIBRARY Nuclide ID Display Name Nuclide Type In-111 In-111 Medical Ir-192 Ir-192 Industrial Ir-194 Ir-194 Industrial Kr-87 Kr-87 Industrial Kr-88 Kr-88 Industrial La-140 La-140 Industrial Lu-172 Lu-172 Industrial Lu-177 Lu-177 Medical Lu-177m Lu-177m Medical Mn-52 Mn-52 Industrial Mn-54 Mn-54...
  • Page 86 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Nuclide ID Display Name Nuclide Type Sb-124 Sb-124 Industrial Sb-125 Sb-125 Industrial Sb-127 Sb-127 Industrial Sc-46 Sc-46 Medical Se-75 Se-75 Medical Sm-153 Sm-153 Medical Sn-113 Sn-113 Industrial Sr-85/Kr-85...

  • Page 87: Appendix C. Specifications

    APPENDIX C. 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 temperature, but is typically <12 hours at 25°C.

  • Page 88: Electrical And Mechanical

    ® 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.

  • Page 89: Connectors

    #93% at 35°C (95EF), non-condensing. Internal Battery Rechargeable, nominal 14.4-V lithium-ion battery pack. Replacement kit available from ORTEC. 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.

  • Page 90: Pc Prerequisites

    “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.
  • Page 91 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 required.
  • Page 92 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual...

  • Page 93: Index

    INDEX ActiveSync Data storage enabling the USB port ....53 after file transfer ..... . 57 Alarm clear data (delete all files) .
  • Page 94 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Quick reference to menus and commands ..33 radionuclide library ....31, 71 reset to factory defaults .

  • Page 95: Table Of Figures

    Fig. 14. The Micro-Detective-HX........
  • Page 96 ® ORTEC Micro-Detective -HX Human Portable Radiation Detection System — Operation Manual Fig. 43. Example End Survey Report........... . 46 Fig.

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