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1. 25 3 4 2 Performing measurements in Measurement mode 28 3 5 Operation of dosimeter radiometer in Settings mode 3l 3 5 1 Using the control unit buttons in Settings mode 0000000 3l CSTV EA TE OAT vdd uim ete 3l 3 5 3 Configuring basic and advanced functions of Measurement mode 32 2 544 X TENU eod nur etu eda tae medo te adde 35 35 55 Alarm thresholds Men ed TREE ec 39 23 540 EDO TU netos LE ated UR ER En a vmi aba n ARE Pa d e i qus 40 Doe OC HICICMES TEC UMEN 4 9 9 ICID BH DU oes oon EC aie EUM LE IA LEE 4 3 6 Connecting dosimeter radiometer to PC ccc ccc cece 4 3 7 Adjustment of dosimeter radiometer ssssssssssssssssssssssssee eene 44 ANC caine a I E ED 44 Ate 44 2 2 dicc DECCAN 44 2 5 Maintenance TOUDE eee e DU esa i waa 45 COBDEIEIOD eset Coetu ne 45 cit eather a E ag 45 IE as 46 DAM SOT OI end tddam sided 46 sunm ed
2. control units UIK 05 UIK 05 01 UIK 06 units BDZA 96 BDZA 96b BDZA 96m BDZA 96s BDZA 96t BDZB 96 BDZB 96b BDZB 96s BDZB 99 BDKS 96s BDPS 96 E E E IP54 detector units BDVG 96 BDKS 96 BDKS 96b BDMG 96 BDMN 96 BDPG 96 BDPG 96m BDKN 96 control unit UIK 07 signalling device OSS 01 device US 96 P65 sinit aetates tot tentem d ELI Se IP68 1 2 5 20 In term of importance for safety dosimeters radiometers are classified as normal operation elements safety class 4N classification as per the Russian standard OPB 88 97 1 2 5 21 Dosimeters radiometers are resistant to electromagnetic disturbances in compliance with IEC 1000 4 8 93 IEC 1000 4 9 93 IEC 61000 4 2 95 IEC 61000 4 3 2006 IEC 61000 4 4 2004 IEC 61000 4 5 95 IEC 61000 4 6 96 IEC 61000 4 11 2004 IEC 61000 4 12 95 IEC 61000 4 13 2002 IEC 61000 4 14 99 and IEC 61000 4 28 99 and conform to electromagnetic compatibility standards set by IEC 61000 3 2 2005 61000 3 3 2008 CISPR 22 2006 for Class A equipment Electromagnetic interference does not change the dosimeters radiometers readings by more than 10 1 2 5 22 Dosimeters radiometers with detector units BDVG 96 BDKG 96 BDKS 96 BDKS 96b BDMG 96 BDPG 96 BDPG 96m in ADER ADE of gamma radiation measurement mode or with detector unit BDKG 96 in EDR of gamma radiation measurement mode are resistant to b
3. 46 Appendices are included in a separate document 1 415313 003 1 TE1 415313 003RE 2 This User Manual contains information on design and principle of operation of dosimeters radiometers DKS 96 The User Manual contains basic specifications and features as well as other information necessary for using the full range of technical possibilities of this product In the process of manufacturing dosimeters radiometers DKS 96 their electric circuit program of operation or design can be modified without affecting the technical and metrological characteristics therefore such modifications may not be mentioned in this User Manual 1 DESCRIPTION AND OPERATION OF DOSIMETER RADIOMETER 1 1 Functionality of dosimeter radiometer 1 1 1 Dosimeters radiometers DKS 96 TE1 415313 003 hereinafter dosimeters radiometers depending on the type of detector unit connected provide measurement ambient dose equivalent rate H 10 of continuous and pulsed X ray and gamma radiation hereinafter ADER ambient dose equivalent H 10 of continuous and pulsed X ray and gamma radiation hereinafter ADE ambient dose equivalent rate H 10 of neutron radiation hereinafter ADER ambient dose equivalent 10 of neutron radiation hereinafter ADE exposure dose rate X of gamma radiation hereinafter EDR alpha particle flux density beta particle flux density gamma photon flux density flux density of neut
4. Any number of alarm thresholds can be used but the order of their setting 1s important one setting Alarm two settings Alarm and Preliminary three settings Alarm Preliminary and Bottom The Alarm threshold should be more than Preliminary threshold the Preliminary threshold should be more than Bottom threshold The measurement result is a message on the display THRESHOLD NOR P START xus DIRTY the level of contamination 15 above the Alarm threshold NORMAL the level of contamination is below the Alarm threshold but above the Preliminary threshold CLEAN the level of contamination is below the Preliminary threshold but above the Bottom threshold CLEAN the level of contamination is below the Bottom threshold The comparison with the threshold can be either absolute without taking background level into account or relative taking into account the background level at the place where measurements are performed The operator can initiate measurement of the background at any time when the window Threshold is active by pressing P P 3 5 4 7 Menu item Archive window Enabling presentation of measurements results in this window makes it possibile to store measurement data in archive for retrospective review data are stored in nonvolatile memory It 1s also possibile to perform statistical analysis measurement results within a given range of serial numbers
5. start background measurement if pictogram is shown in the information line the measurement process will be accompanied by blinking pictogram B upon completion of the background measurement the control unit will automatically switch to the measurement mode pictogram B is not displayed 83 select another measurement algorithm or adjust parameters of previously selected algorithm return to Measurement mode 9 adjust alarm thresholds return to Measurement mode gt switch to High subrange when using detector unit BDMG 96 BDKS 96 or BDKS 96b gt 4 switch to Low subrange when using detector unit BDMG 96 BDKS 96 or BDKS 96b 8 9 enable automatic switching between subranges when using detector unit BDMG 96 or BDKS 96b this mode 15 enabled by default when the control unit 1s turned on f switch to next operation and display mode corresponding to next window the display of which 15 allowed 3 4 1 2 Actions performed for background measurement P record the measured value of the background enter the Measurement mode gt P restart the background measurement QD exit the background measurement process and store zero background into memory or exit the background measurement process and store previous background measurement result into memory 3 4 1 3 Actions performed when Primary measurement information window 15 active 84 select measurement algorithm and adjust its parameters
6. under these conditions the measurement error of alpha particle flux density does not exceed the values of basic relative error specified in 1 2 1 1 1 2 2 Basic metrological characteristics of dosimeters radiometers for measurements of beta particle flux density 1 2 2 1 Basic metrological characteristics of dosimeters radiometers for measurements of beta particle flux density are shown in Table 1 2 Table 1 2 Detection Intrinsic efficiency for beta back radiation not less ground than 90 min Measureme Maximum Energy range of nt range permissible basic detected E 2 min relative error 96 radiation MeV Detector unit 90 Sr toy 2094 C 20200 93130 390 wires 012030 150 40 16 Dio F9 dmeminess 70120030 150 46 10 quantity tatis Q1 30 300 45 3 3 923539 48 10 3 min Notes 1 Maximum permissible basic relative errors are normalized values for sources with radionuclide Sr 2 The level of intrinsic background is normalized for the level of external gamma background not exceeding 0 2 uSv h TEI 415313 003RE 4 1 2 2 2 Dosimeters radiometers with detector unit BDKS 96s are resistant to background gamma radiation with ADER up to 50 uSv h under these conditions the measurement error beta particle flux density does not exceed the values of basic relative error specified in 1 2 2 1 1 2 3 Basic metrol
7. 02 then connect PI 02 to AC mains 220 V 50 Hz 3 6 2 If necessary install USB driver the driver is available on the disc supplied with the dosimeter radiometer and on the website www doza ru After the driver 15 installed the system will show the number of COM port which can be used for data exchange between the control unit and PC The number of COM port associated with the unit can found in Control panel System Equipment Manager Device manager Ports COM and LPT Serial port COM XX Here XX 15 the number of port associated with the control unit connected to USB 3 6 3 Install Checker software from installation disk Run the program The general form of the program window 1s shown in Figure 3 3 Turn the dosimeter radiometer on by pressing D the name of the program will be displayed in the upper left corner and the version of sotware in the Device parameters window TE1 415313 003RE 4 M TETRA Checker Amount dose Flux density Sec meas ppm cm Dose rate Search mode Svih Dose rate Threshold mode Svih Dose rate Sec meas Svih HO 01 2 oooocooooooc nl Dose rate Background Threshold Svih Exceed secondary alarm threshold Exceed preliminary alarm thresnold 4 A X c ose alarm threshold Measured value under Dottor Error in EEPROM exchange dern noise detectei Device nat ready Params changed puu alarm thr
8. 1 1 General information about possible actions in Measurement mode D enter the Measurement mode TE1 415313 003RE 25 Tff call contextual help menu from current information window the help menu describes all possible actions ofthe operator in this window Tf turn on the display backlight for 3 seconds turn off the display backlight TH turn on permanent backlight of display 4 turn the sound on off when the sound is muted the pictogram is displayed in the information line 4t reduce 2 fold the frequency of audible signals accompanying the detection of particles or photons the pictogram corresponds to the state when each detected particle or photon triggers one audible signal the state when each audible signal is triggered only after detection of the maximum number 65535 of particles or photons 15 indicated by pictogram all intermediate states are indicated by the pictogram 7 increase 2 fold the frequency of audible signals accompanying the detection of particles or photons enable 2 multiplier P record the measurement result if the work in Archive window is allowed and start a new measurement in the right part of the line with measurement result the serial number of the record in the archive 1s shown if the work in Archive window 1s not allowed start new measurement Measurement restarted message will be displayed 3 pause resume the measurement process pause P
9. 5 6 7 Selection of Stop after N meas allows performing a series of N measurements and saving measurement results in memory 3 5 7 Coefficients menu 3 5 7 1 Press and go to menu items Coefficients to adjust parameters used in the processing of measurement results and determining the metrological characteristics of the dosimeter radiometer and to store changed parameters in the control unit s memory The possibility to adjust these parameters is limited and password protected 3 5 7 2 Menu item Enter password Procedure for entering the password 15 described in 3 7 5 3 5 7 3 Menu items Primary channel and Secondary channel are available when one of the following detector units is connected BDKS 96 BDKS 96b BDKS 96s BDMG 96 BDPS 96 The set of parameters is the same for both channels values of parameters are determined during calibration 3 5 7 4 Menu items Coefficient K1 Coefficient K2 and Coefficient K3 are available in the menu for certain detector units only If necessary the non zero values of these coefficients are determined and entered during calibration of the dosimeter radiometer to ensure the possibility of measurements in the extended measuring range 3 5 7 5 Menu item Compensation coefficient is available in the menu for detector units BDKS 96s and BDPS 96 The compensation coefficient is used for correlation of detector units sensitivity to beta and gamma radiation If necessary the non zero value of
10. 9600 Figure 3 2 Configuration menu TE1 415313 003RE 34 3 5 4 Configuration menu Press to go to items of Configuration menu these items match names of windows in which measurement results are displayed during operation of the dosimeter radiometer Enabling of dosimeter radiometer operation in any of the windows is performed by pressing it is confirmed by pictogram to disable operation a window press again disabling is confirmed by pictogram 3 5 4 1 Menu item Primary measurement window When operation of the dosimeter radiometer with displaying of results in this window 15 enabled it makes it possibile to measure a physical quantity which is the main quantity for the connected detector unit and to obtain measurement information in units listed in Table 1 12 If all windows contained in the Configuration menu are disabled than automatic enabling of the Primary measurement window 15 performed 3 5 4 2 Menu item Dose window This menu item 15 available when one of the following detector units is connected BDKS 96 BDKS 96b BDKS 96s BDMG 96 BDMN 96 or BDKN 96 If presentation of results in Dose window 15 enabled it makes it possibile to measure the effective dose of gamma or neutron radiation 32 1 The Dose window menu item 15 absent when any other detector unit 15 connected Measurement of ADE 15 an independent function measurement of ADE starts when do
11. can also be used to delete measurement information from archive 1 4 Design and operation of the dosimeter radiometer 1 4 1 In the design of detector units well known methods were used as for converting the energy of ionizing radiation into analog and digital electrical signals as well as common circuit designs of power supply amplification and discrimination units etc The detectors used are scintillators gas discharge counters or semiconductor detectors Measurement data are processed using formula 1 1 1 NM where P readings of the dosimeter radiometer in appropriate units depending on the measurand 1 1 conversion factor n sensitivity factor of the detector unit N pulse rate st M dead time s Matching of metrological parameters of the dosimeter radiometer to the values specified in section 1 2 15 ensured by determination and storing of sensitivity coefficients and dead time specific for each of the detector units in non volatile memory of control unit during calibration If the detector unit has two subranges Low and High or two measurement channels gamma and beta then the values of sensitivity factors and dead time 15 determined separately for each subrange channel and each measured physical quantity dose rate flux density count rate TE1 415313 003RE 13 1 4 2 Software of the dosimeter radiometer is stored to processors ROM unauthorized modification 15 not possible 14 digit
12. factor of ime 2 20e 0 005 0 2 Note BDZA 96 min 5 00e 1 005 0 BDZA 96b min BDZA 96m min 1 50e 1 002 0 min min cm min cm min cm min min cm BDPS 96 alpha BDPS 96 beta BDKS 96 Low subr d BDKS 96 ten BDKS 96b Low subr BDKS 96b subi Prev BDKS 96s 1 2 min beta BDKS 96s Sv gamma BDMG 96 Low subr 96 BDPG 96 BDPG 96m 3 BDVG 96 BDKG 96 RA BDMN 96 Sv h Sv BDKN 96 5 Sv S scm som x x x oem photon s 5 x Fixed time i S o INI m m m N NO gt 2 HEAD EO D E E E C O HIE CS CO di Ee C For detector units BDZA and BDZB the measurement unit Bq cm can be used after its selection in Settings mode and proper calibration of the dosimeter radiometer For detector units BDPG and BDVG the use of additional units is possible after their selection in Settings mode TE1 415313 003RE 16 1 4 7 According to the results of subsequent calibrations of the dosimeter radiometer equipped with supplied detector unit s the sensitivity factors and dead times can be corrected in the Settings mode 1 5 Marking and sealing 1 5 1 The nameplate on the control unit contains the follow
13. from the total measured value is performed automatically therefore the measurement of background should be done before measurements and periodically during measurements taking into account the changes of the environment and the possibility of external radioactive contamination of detector units The measured background value is not saved when the control unit is turned off 3 3 2 3 Pictogram in the information line of the display indicates the possibility and or requirement to perform background measurement This measurement is started by pressing P The background measurement process begins with the display of message Background measurement During the measurement the pictogram blinks After the background measurement is complete the pictogram disappears the measurement result 15 shown on the display until the operator makes a decision how to use it press to record the measurement result into memory for automatic background compensation and return to the primary measurement mode press to exit the background measurement mode and reject measurement result the control unit will save previous background measurement result press D to exit the background measurement mode and reject measurement result the control unit will save zero background level press P to restart the background measurement 3 4 Operation of the dosimeter radiometer in Measurement mode 3 4 1 Using the control unit buttons in Measurement mode 3 4
14. in accordance with 3 3 1 6 or perform setting up in accordance with 3 5 6 lt adjust alarm thresholds in the window Primary measurement steps to set alarm thresholds is described in 3 3 1 7 or perform setting up in Settings mode as described in 3 5 5 setting of zero threshold disables automatic monitoring with reference to corresponding threshold 3 4 1 4 Actions performed when Dose information window 15 active turn on pause resume displaying current dose measurement data pause does not stop the process of measuring the dose only updating of data on the control unit display is paused pressing 9 once again resumes updating of data on the accumulated dose taking into account pause time TE1 415313 003RE 26 dz adjust dose threshold D restart dose measurement f move to the next information window 3 4 1 5 Actions performed when Secondary measurement information window 15 active P record the measurement result as described in 3 5 4 3 the serial number of the record in the archive 1s shown on the right of the measured value start new measurement D start new measurement without recording the result of current measurement into archive the control unit will display a message Measurement restarted 3 pause pause or resume displaying of current information about measurement process 9 select another algorithm or adjust parameters of current algorithm IE i adjust the threshold
15. of records p 0 18 ih 12 25 Record mmber Total mmber of records TE1 415313 003RE 37 Results of measurements may be saved into archive automatically if Autosave is enabled in the menu item Settings Algorithm or manually by pressing P but only if the Archive window was allowed for display in the Settings The maximum archive capacity 1s 2000 records When the Archive window 15 activated it shows the last saved record It provides the possibility to view the last saved measurement result The information can be read from archive to PC using the TETRA Reporter software Each record contains the following information modification of the dosimeter radiometer used to perform measurement measurement result measurement unit measurement uncertainty date and time of measurement geographic coordinates of the measurement point 1f GPS sensor 15 used To enter in the Service menu of the Archive window press The items of Service menu include Start of interval indicates the number of the first record of interval to be analyzed End of interval indicates the number of the last record of interval to be analyzed Statistics indicates statistical analysis results of measurements data in the specified interval of archieve records not more than 500 results 1 serial numbers of the first and the last records in the interval 2 minimum and maximum mea
16. pues 7255 ADE in a pulse calculated as the product of ADER and pulse duration 1 2 3 3 Dosimeters radiometers provide measurement of gamma photon flux density in the range with detector unit BDVG 96 eR RH eme e hehe 4 to 2000 sem with detector unit BDPG 96 teer A 10 to 8000 scm withdetector unit 10 to 24000 scm 1 2 3 4 Maximum permissible basic relative error of gamma photons flux density ANE KETTE E DS D RA e puce 13 1 2 3 5 Dosimeters radiometers with detector unit BDKG 96 provide measurement of EDR of gamma radiation with parameters listed in Table1 6 Table 1 6 Maximum m hreshol Detector permissible sensitivity Anisotropy e d ws of gamma radiation range exposure 4 E t 4 basic relative 5 dose rate rc A detection keV 0 Notes 1 Maximum permissible basic relative errors are normalized values for sources with radionuclide Cs 2 Anisotropy of the detector unit BDKG 96 with reference to radionuclide Cs is shown in the Appendix A TE1 415313 003RE 6 1 2 3 6 Dosimeters radiometers with detector unit BDKG 96 provide measurement gamma photons flux the range from 20 to 80000 photons sensitivity 0 5 0 15 s per 1 photons 1 2 3 7 Maximum permissible basic relative error of gamma photons
17. requirements set forth for the radioactive wastes shall become applicable to the detectors TE1 415313 003RE 46 9 3 Dosimeters radiometers accepted for operation after decontamination shall be repaired or replaced in case of failure Dosimeters radiometers not suitable for operation with radioactive contamination levels below permissible limits should be transferred to a special site for disposal of industrial wastes 9 4 Dosimeter radiometer with expired lifetime accepted for use after decontamination shall undergo technical inspection If the technical condition of a dosimeter 15 satisfactory an extended operation term of the product shall be determined TE1 415313 003RE 47
18. set may include detector units of any type listed 1n section 1 3 1 but not more than one detector of each type The reason is that the algorithm of dosimeter radiometer automatically recognizes the type of connected detector unit and uses calibration factors stored in memory for detector units of particular type but the units are not identified by their individual numbers for example by serial numbers Detectors used in the detector units and features of their design are listed in Table 2 1 TE1 415313 003RE 17 Table 2 1 BDZA 96 66 BDZA 96m 96 2 2 2 2 BDZA 961 Semiconductor detector S Sem BDZB 9 BDZB 96b Counters Beta Sx2pes___ S 80em BDZB 965 Counter BDZB99 ComwrskSB 2 Plastic scintillator 045x20 mm light Tissue equivalent plastic diaphragm with three fixed FEU 118 scintillator positions COMP R980 A mon mSv Sv Tissue equivalent plastic FEU BDKS 260 scintillator R1294A BDKS 96s Counters Beta Beta 2m Lo we Counters SBM 20x2 pcs BDPG 96 NaX TD BDPG 96m BDVG 96 BDKG 96 FEU 67B Logging BDKN 96 Proportional neutron counter Se e ET BDMN 96 LiF with Li content 85 eee e FEU 35 1 ador ZnS Ag BDKS 96 Placed inside Detector units for measurements of alpha and beta particles are equipped with protective plugs which are placed on the surface of detectors to provid
19. signal generated at the time when the instantaneous value of radiation intensity exceeds the background level approximately two fold By pressing lt 4 the operator can increase the input to output frequency ratio for audible signals corresponding to one or more detected photons and to limit audible signals to signals of Detection mode only During the survey occasional audible signals approximately once every ten twenty seconds are considered normal Increasing of the audible signals rate indicates the increase in the detected radiation intensity TE1 415313 003RE 36 The diagram shows the current information about relative intensity of events of particles or photons detection The X axis corresponds to current time 3 seconds per scale division ticks are below information line The X axis corresponds to count rate solid line 15 the background level vertical bars are instantaneous values of radiation intensity The height of bars 15 proportional to the ratio of the instantaneous radiation intensity and the background level the repetition interval 15 inversely proportional to the intensity of radiation 3 5 4 6 Menu item Threshold mode window Enabling presentation of measurements results in this window makes it possibile to perform rapid assessment of the contamination level of tested object and to compare it with predetermined alarm thresholds Alarm Preliminary and Bottom in accordance with section 3 5 5 Threshold menu
20. the detector unit M P N V and so on The device is powered with voltage 7 V from the control unit Figure 2 5 The appearance of interface device US 96 TE1 415313 003RE 22 2 2 5 Signalling device OSS 01 signalling device provides audible and color coded light signals depending on the monitored radiation environment when connected to the control unit UIK 07 Power supply for signalling device 15 provided from AC mains 220 V 50 Hz 3 INTENDED USE 3 1 Operational limitations 3 1 1 Dosimeter radiometer 15 a sophisticated complex electronic instrument Before using it the operator should read and understang this User Manual design of the dosimeter radiometer the assignment of input and output connectors and operation procedures The operator should strictly observe the requirements set forth in the documentation Do not attempt to troubleshoot faults except as described in section 5 Address your inquiries for analysis of causes of faults and fixing them to the manufacturer 3 1 2 Dosimeters radiometers should be used only under operating conditions specified in section 1 2 ATTENTION MONOCRYSTALLINE DETECTORS USED IN DETECTOR UNITS BDVG 96 BDPG 96 BDPG 96m BDKG 96 ARE SENSITIVE TO SHARP TEMPERATURE CHANGES AND CAN BE DAMAGED IF THE AMBIENT TEMPERATURE CHANGES WITH THE RATE MORE THAN 2 C MIN 3 1 3 The operator should observe safety measures of section 4 2 when using dosimeter radiometer 3 2 Preparation of the do
21. to perform a series of N measurements and save measurement results in memory Parameters of algorithms and Autosave and Stop after N meas functions can be selected in Settings mode under Algorithm menu item Algorithms and Settings mode of the dosimeter radiometer are described in section 3 5 regarding Measurement mode in section 3 3 1 1 4 4 Dosimeter radiometer operates 1n two modes Measurement main mode Settings auxiliary mode TE1 415313 003RE 14 To start any of the above modes the dosimeter radiometer must be turned off Modes are started as follows pressing turns on the control unit in Measurement mode pressing after pressing and holding turns on the control unit in Settings mode In each mode measured values can be viewed in information windows described in sections 3 4 and 3 5 1 4 5 Dosimeter radiometer is delivered with default settings mode and allowed windows for the mode used are listed 1n Table 1 11 measurement unit the main unit for this detector unit type as per Table 1 12 measurement algorithm Fixed time measurement time as per Table 1 12 for each detector unit the corresponding preset time ensures that the measurement uncertainty is below 50 at the lower limit of measurement range alarm thresholds zero dynamic scale OFF work with archive of measurement results not supported autosave mode disabled parameter N of the Stop
22. unit UIK 07 is intended to be mounted on a vertical or horizontal surface This unit 15 functionally identical to units UIK 05 UIK 05 01 and UIK 06 The front panel of the control unit 15 equipped with graphic display control buttons LED and acoustic radiator which provide audible and light signals when the measurement result exceeds preset alarm threshold The four connectors on the side of the UIK 07 unit are the following BD for connection of detector unit LINE for connection of communication cable UIK 07 Atlant with information system or PC through interface converter PI 02 or equivalent 9 36 V for connection of power adapter BPS 06 or another DC voltage source OSS for connection of signalling device OSS 01 if it is included in the delivery set The appearance of control unit UIK 07 is shown in Figure 2 2 overall and mounting dimensions are presented in Appendix C Figure 2 2 Appearance of stationary control unit UIK 07 TE1 415313 003RE 19 Power supply of UIK 07 unit when it 1s disconnected from external source 1s provided from built in batteries When power adapter BPS 06 or another power supply source is connected to the control unit batteries are charged automatically and their charged condition 15 maintained It takes approximately 12 hours to fully charge batteries 2 2 2 4 All control units allow continuous monitoring of changes in the measured quantities by readings presented on the
23. voltage 6 V backup emergency power supply Note Power supply from built in batteries shall not be used as substitute of usual power supply it supports operation of UIK 07 unit for not more than 2 hours 1 2 5 5 Dosimeters radiometers are resistant to changes in supply voltage control units UIK 05 UIK 05 01 esee nennen nenne 6 0 to 43 9 V s Control unit LOO dace ce cesar huie 4 5 to 42 9 V control unit UIK 07 when powered by an external DC source 9 0 to 36 0 V Limits of complementary measurement errors for all measurands due to supply voltage deviation rom the nomtialyalue tasso me mud tque 5 1 2 5 6 Current consumed by dosimeter radiometer DKS 96 07 from an external DC source wathimominal Voltage AS NOL MOTE TTE ii ec a courbe E ERU pte RERUM D RU EUM 10 mA Power consumption of dosimeter radiometer DKS 96 07 when powered from AC indins220 V 50 H2 not more tabs ue eas eod reae tbe b pra d E beet oben ne 20 VA 1 2 5 7 Charging of batteries of UIK 05 01 and UIK 06 units is provided using charger ZU 02S ZU 06S 1 2 5 7 1 The built in batteries of control unit UIK 07 are charged automatically when the unit is connected to power source 1 2 5 7 2 Power supply of charger ZU 02S power adapter BPS 06 and signalling device OSS 01 is provided from single phase AC with volta
24. 2 for recommended measurement time 3 4 2 2 Measurement of ambient dose equivalent rate of X ray and gamma radiation 1 measurement of ADER of X ray and gamma radiation by detector unit BDKS 96 turn the dosimeter radiometer on by pressing D switch the light diaphragm to COMP make sure that in the information line L Low subrange is displayed if pictogram is displayed select Low Subrange by pressing P perform intrinsic background measurement by pressing P P when the background measurement is complete save measurement result of the control unit memory by pressing the control unit will automatically switch to Primary measurement window switch the light diaphragm to uSv that corresponds to Low subrange from 0 1 uSv h to 0 5 mSv h make sure that pictogram L is shown in the information line TE1 415313 003RE 28 record the desired number of ADER readings switch the light diaphragm to mSv that corresponds to High subrange from 0 5 mSv h to 1 0 Sv h switch the unit to High Subrange by pressing gt f make sure that pictogram H is shown in the information line record the desired number of ADER readings see Table 1 12 for recommended measurement time 2 measurement of ADER of X ray and gamma radiation using BDKS 96b and BDMG 96 detector units turn the dosimeter radiometer on by pressing D switch the unit to Low Subrange corresponding to ADER range fr
25. 5313 003RE 30 3 4 2 9 Search and location of ionizing radiation sources Search and location of ionizing radiation sources using detector units BDVG 96 BDPG 96 or BDPG 96m turn the dosimeter radiometer on by pressing D press f to switch to Detection window press to start background measurement after a sufficient amount of information about the level of background 15 obtained the control unit automatically switches to the mode of detection of abnormal point or distributed sources contaminated areas analyze the change in frequency of sound signals and the dynamics of change in the density of vertical segments on the time profile on the display while moving the detector unit along the surface to be surveyed to assess the relative levels of radiation at the test point over the surface use the count rate value displayed in the bottom line on the left press f to switch to Primary measurement window in order to measure ADER in an area with an abnormal level of radiation 3 5 Operation of the dosimeter radiometer in Settings mode 3 5 1 Using the control unit buttons in Settings mode turn on start measurement cancel editing go to the top level menu analog of ESC CANCEL on PC keyboard Li show help window turn off Tf turn on display backlight for 3 seconds turn off display backlight TH turn on permanent backlight of display turn the sound on off set ala
26. BDKG 96 logging for measurements of exposure dose rate of gamma radiation and gamma photons flux detector unit BDMN 96 with spherical moderator for measurements of ambient dose equivalent and ambient dose equivalent rate of neutron radiation detector unit BDKN 96 with cylindrical polyethylene moderator for measurements of ambient dose equivalent ambient dose equivalent rate of neutron radiation and flux density of neutrons Note Letter designations of detector units contain information about the type of the detected radiation the last letter in the unit name and or about the design features of the unit capital letter after 96 in the unit name Detector units except detector unit BDKG 96 are supplied with connecting cable with length 1 5 m Detector unit BDKG 96 15 supplied with connecting cable with length 10 m and matching device Customer can order connecting cable with length from 5 m to 1000 m supplied with matching device TE1 415313 003RE 12 The number of detector units included in the delivery set not more than one unit of each type shall be determined by the consumer based on measurement tasks 1 3 2 Dosimeters radiometers can be equipped with the following control units portable control unit UIK 05 with electric cell power supply module PNN 02 02 portable control unit UIK 05 01 with battery power supply module PNN 02 03 portable control unit UIK 06 stationary control unit UIK 07 1 3 3 According t
27. BDVG 96 BDPG 96 BDPG 96m are recommended for the monitoring of relative changes in the radiation environment only 3 Anisotropy of detector units BDVG 96 BDKS 96 BDKS 96b BDMG 96 BDPG 96 with reference to radionuclide Cs is shown in the Appendix A 4 Range of readings of dosimeters radiometers with detector units from 0 03 to 36 0 uSv h from 0 05 to 120 uSv h from 0 05 to 360 uSv h TE1 415313 003RE 5 Table 1 4 Energy range of detected o Energy threshold of Le 25 to 1250 keV from 20 to minus 30 BDKS 96b BDKS 96s from 0 05 to 3 0 MeV _ Bomas Sem Sm3OMV s f gt BDVG96 not standardized not standardized 2 _ BDPG96 not standardized not standardized 50 _ BDPGS m not standardized not standardized 50 _ Note Typical energy dependence of detector units BDKS 96 BDVG 96 BDPG 96 and BDPG 96m with reference to radionuclide Cs is shown in the Appendix B 1 2 3 2 Dosimeters radiometers with detector units BDKS 96 BDKS 96b provide measurement of ADER and ADE of pulsed X ray and gamma radiation with the parameters given in Table 1 5 Table 1 5 Parameters of radiation subrange ADER Svs ADE ina pulse pSv NMTI NLTO 3 ms NMT10 High Measurement Limiting values of measurands from0 3 msto0 0rus ore 10 _ NMT Noms Low t10 00 NMTOUS _ oe
28. MEA 0183 version 2 0 are used Note For operating conditions of GPS sensors refer to the documentation supplied by the manufacturer 1 2 5 14 Operating conditions of techical components of dosimeters radiometers 1 detector units of all types control units of all types interface device US 96 signalling device OSS 01 charger ZU 06S unit BPS 06 temperature range measurements with indication of results on the display from minus 20 to 50 C measurements without indication of results on the display from minus 40 to 50 C zrelative Trpo id ub da 98 at 35 Aunospherie PIE S SUTE 84 0 to 106 7 kPa content of corrosive agents in ambient air atmosphere I II HI 2 interface converter PI 02 of charger ZU 02S lt mM O AES TANOS CT 0 to 50 C TE1 415313 003RE 9 HUMIC sous ardent ibo 95 at 35 C and lower temperatures without condensation atmospheric pressure the FAN CC arenis ed 84 0 to 106 7 kPa content of corrosive agents in ambient air atmosphere types I II 1 2 5 15 Limits of complementary measurement errors for all measurands due to deviation of ambient air temperature from normal conditions per each 10 C 10 90 due to increasing of t
29. Pu a Be source in the range cc ccec cece ee ee teen eens 1 to 10 scm 1 2 4 3 Maximum permissible basic relative error of Pu a Be source neutrons flux density measurements using dosimeters radiometers with detector unit BDKN 96 25 5 Ax Vo where Ax dimensionless quantity that is numerically equal to the measured value of flux density of neutrons in s 1 2 4 4 Dosimeters radiometers with detector unit BDKN 96 are resistant to background gamma radiation with ADER up to 1 0 Limits of complementary error of ADER of neutron radiation measurements under conditions of background gamma radiation with ADER up to 1 0 Sv h relative to measurement results obtained at ADER of neutron radiation 1 0 mSvh 10 96 1 2 5 Basic technical characteristics of dosimeters radiometers 1 2 5 1 Warm up time of dosimeters radiometers with detector units of any type except BORK S90 15 NOt MOre Ua Visa Mene eui hum min Warm up time of dosimeters radiometers with detector unit BDKS 96 15 min TE1 415313 003RE I 1 2 5 2 Continuous operation time of dosimeters radiometers from a fully charged fresh batteries in normal conditions depending on the type of control unit and the type of connected detector unit is shown in the Table 1 9 Table 1 9 Continuous operation time of dosimeters radiometers Continuous operation time h Typ
30. S Scientific Production Company Doza DOSIMETER RADIOMETER DKS 96 User Manual TE1 415313 003 RE 1 1 tA Content Description and operation of dosimeter radiometer 00 3 1 1 Functionality of dosimeter radiometer 3 1 2 Technical charac teristIe 3 OMI OUGALION 12 1 4 Design and operation of the dosimeter radiometer 13 1 5 and 17 IO Dee 17 Description and operation of dosimeter radiometer parts 17 ZN General rma O uer uror 17 ZAC AMON ohare 17 23 ERI M EAD ie 23 3 2 Preparation of the dosimeter radiometer for use sse 23 3 9 Useot tlie dosimietet radiotlelet vec eye te yer paese vvL XU ette ONT Ys 23 tl eon fee 23 3 3 2 Measuring the background level 25 3 4 Operation of the dosimeter radiometer in Measurement mode 25 3 4 1 Using the control unit buttons in Measurement
31. ackground radiation of fast neutrons with energy up to 10 MeV and ADER numerically equal to the value of ADER EDR of measured gamma radiation Limits of complementary measurement error due to exposure to background fast neutrons 10 1 2 5 23 Dosimeters radiometers with detector units BDVG 96 BDKG 96 BDKS 96 BDKS 96b BDMG 96 BDPG 96 in ADER ADE of gamma radiation measurement mode or with detector unit BDKG 96 in EDR of gamma radiation measurement mode are resistant to background beta radiation from the Sr Y source with ADER numerically equal to the value of ADER EDR of measured gamma radiation TE1 415313 003RE 10 Limits of complementary measurement error due to exposure to background beta FACIAL NE 10 1 2 5 24 Dosimeters radiometers maintain operability after a short less than 5 minutes controlled exposure to ionizing radiation with the level 10 fold higher than the upper limit of measurement range After overload dosimeters radiometers maintain operability and are capable to work withing specified limits of basic relative measurement error 1 2 5 25 Dosimeters radiometers are protected against electric shock in compliance with IEC 61010 1 2001 1 2 5 26 Dosimeters radiometers are fire safe devices with fire probability of causing fire not more than 10 year 1 2 5 27 Dosimeters radiometers are resistant to exposure to 5 citric acid solution in rectified ethyl a
32. advanced functions implemented in the Measurement mode of dosimeter radiometer such as date time audible signals measurement units measurement algorithms image rotation on display by 90 etc Settings mode 15 used 3 5 2 3 The number of information windows and the content of information presented is configured in the Settings mode for each type of detector units supplied with the dosimeter radiometer 3 5 3 Configuring basic and advanced functions of Measurement mode 3 5 3 For using the Settings menu perform the following steps turn off the control unit by pressing D D press and hold button until you hear an audible signal and see a message PROCESSING UHIT POWER OFF connect necessary detector unit to the control unit turn the control unit on in Settings mode by pressing gt gt D press and hold button P then press button D the Settings window will be displayed 5 COHFIGURATIOH THRESHOLDS make sure that the control unit correctly identified the type of connected detector unit check the message that will appear for about 2 seconds 3 5 3 2 The list of available menu items corresponds to the type of connected detector unit When settings are to be changed remember that changes apply only to detector unit connected except the enabling of dynamic scale indication as described in 3 5 4 8 settings for other types of detector units remain unchanged The configu
33. after N meas function zero 1 4 6 Default settings of the control unit allow measurements with optimal parameters Types of detector units that provide the possibility of background radiation compensation are listed in Table 1 11 Table 1 11 Type of Background PEE Windows available in measurement available in detector unit measurement Measurement mode time s settings mode BDZA 9 60 Primary measurement p BDZA 96t Te BDZB 96 230 Primary measurement Threshold BDZB 96b 30 Primarymeasuremen Archive BDZB 6s 230 measurement BDZB 9 230 Primary measurement BDPS 96 100 a nd measurement 30 Secondary measurement BDMN96 BDKN96 measurement Dose BDKS 96b Primary measurement Dose _ BDKS 96s d measurement Secondary measurement BDMG 96 Primary measurement Dose Primary measurement AE BDPG 96 b Meade Threshold Detection ic pu p Archive BDPG 96m rimary Detection Pri measurement BDVG 96 e eem Detection BDKG 96 1 Primary measurement TE1 415313 003RE 15 Typical values of sensitivity factors and dead times determined during manufacturing of the dosimeter radiometer are listed in Table 1 12 Table 1 12 Additional Sensitiv Dead time Algorithm unit
34. after that the unit displayed in the bottom line will change to min position the detector unit BDKS 96s near the surface to be measured record the desired number of readings see Table 1 12 for recommended measurement time 3 measurement alpha particle flux density by detector unit BDPS 96 turn the dosimeter radiometer on by pressing D make sure that in the information line of the Primary measurement window Is displayed replace the protective plug with Beta filter position the unit with Beta filter near the surface to be measured and perform background measurement by pressing P P save the measured value in memory by pressing P remove Beta filter from the unit position the unit near the surface to be measured and record the desired number of readings see Table 1 12 for recommended measurement time 4 measurement beta particle flux density by detector unit BDPS 96 turn dosimeter radiometer on by pressing D move to window Secondary measurement by pressing make sure that in the information line is displayed place the protective plug on the unit position the detector unit near the surface to be measured and perform background measurement by pressing PP save the measured value in memory by pressing P replace protective plug with Beta filter position the unit near the surface to be measured and record the desired number of readings see Table 1 1
35. arameters for these algorithms The choice of a particular algorithm 1s confirmed by pictograms in a line marked with cursor 3 5 6 2 Selection of Tracking s algorithm provides in Measurement mode with detector units of BDPG 96 BDPG 96m or BDVG 96 type continuous measurements with automatic restart of the measurement cycle as described in 1 4 4 3 in the case of abrupt changes in the radiation level After automatic restart of measurement the last measured value and time of restart are saved in archive if archiving is enabled The operator can change the following parameter of the algorithm period of time after which the result of current measurement is saved into archive even if no restart of measurement was triggered By default this parameter 1s set to 60 seconds 3 5 6 3 Selection of Fixed time s algorithm provides continuous measurements and averaging of results using moving average method with measurement interval 1 s and averaging time corresponding to the parameter value After the averaging time 1s over the measurement cycle stops the result of measurement is saved into archive if Autosave is enabled as described in 3 5 6 6 if Autosave is disabled press to save the result and then a new measuring cycle starts automatically 3 5 6 4 Selection of Fixed tolerance algorithm provides continuous of measurements and averaging of results using moving average method with interval 1 5 The averaging time 15 determined a
36. be covered by the water proof material when transported by air boxes with dosimeters shall be placed in air tight heated compartment when transported by water and sea transport boxes with dosimeters shall be placed in a special sealed packaging in the hold 8 2 Arrangement and fastening of the boxes on transport means shall provide their steady position en route prevent displacement and striking each other 8 3 The shipment instructions on the transport packing shall be observed during loading and unloading During loading and unloading dosimeter radiometer should not be exposed to rain 8 4 Transportation conditions eC IDOL d UL ien from minus 25 to 50 C S mm T up to 98 at 35 C sinusoidal vibrations in the frequency range from 10 to 55 Hz with displacement amplitude 0 35 mm 9 DISPOSAL 9 1 Upon the expiration of service life of the dosimeter radiometer or its parts and also prior to dispatching it for repair or calibration it shall be inspected for possible radioactive contamination of its surfaces Criteria for decision making on decontamination and further use shall comply with obligatory requirements of national standards 9 2 Decontamination shall be attempted in cases when the contamination of surfaces including surfaces accessible during repair can be reduced below allowable limits In case the radioactive contamination exceeds allowable limits
37. ctor unit BDZB 96b large for measurements of beta particle flux density detector unit BDZB 99 GM counter for measurements of beta particle flux density detector unit BDZB 96s medium for measurements of beta particle flux density detector unit BDPS 96 with light protective screen for measurements of flux density of alpha and beta particles detector unit BDKS 96 for measurements of ambient dose equivalent and ambient dose equivalent rate of continuous and pulsed X ray and gamma radiation detector unit BDKS 96b for measurements of ambient dose equivalent and ambient dose equivalent rate of continuous and pulsed X ray and gamma radiation detector unit BDKS 96s for measurements of ambient dose equivalent and ambient dose equivalent rate of continuous X ray and gamma radiation beta particle flux density detector unit BDMG 96 for measurements of ambient dose equivalent and ambient dose equivalent rate of continuous X ray and gamma radiation detector unit BDVG 96 high sensitivity for measurements of ambient dose equivalent rate of continuous X ray and gamma radiation and gamma photon flux density detector unit BDPG 96 survey for measurements of ambient dose equivalent rate of continuous X ray and gamma radiation and gamma photon flux density detector unit BDPG 96m survey small for measurements of ambient dose equivalent rate of continuous X ray and gamma radiation and gamma photon flux density detector unit
38. diometer 4 3 1 2 Routine maintenance includes periodic visual inspection for damage of the control unit and detector units and testing of operability in accordance with section 3 2 4 3 1 3 For possible faults and troubleshooting of the dosimeter radiometer see section 5 4 3 2 Periodic maintenance 4 3 2 1 Periodic maintenance includes calibration and decontamination of dosimeter radiometer 4 3 2 2 Decontamination of dosimeter radiometer shall be performed in accordance with work schedule at the company facility but at least once a year Decontamination shall cover external surfaces of the control unit and of detector units and cable connectors 5 solution of citric acid in rectified ethyl alcohol shall be used 5 CALIBRATION 5 Calibration of dosimeters radiometers is performed in accordance with calibration procedure TE1 415313 003MP 6 ROUTINE REPAIRS 6 1 Possible faults of the dosimeter radiometer and troubleshooting are listed in Table 6 1 Table 6 1 Possible faults and troubleshooting When the dosimeter Batteries discharged Connect charger to the control unit radiometer 15 turned on and charge batteries audible signal 15 not generated and the display shows nothing Intrinsic background exceeds Light protective screen of Replace light protective screen permitted limit the detector is damaged Number of digits in the indicated value exceeded In operation measurement the number of allocated Restore sensi
39. display and by sounds generated by the units 1n the process of radiation detection 2 2 2 5 Description of the graphic display The display can indicate letters digits signs and pictograms as shown in Figure 2 3 Pictograms Measurement uncertainty La fe Pi Analog logarithmic Countdown of scale measurement time in seconds t t Measurement unit Reading Current time Figure 2 3 Pictograms are intended to indicate information about the dimension of measurement units current events and modes of the dosimeter radiometer gt or i indicates the current state of the dosimeter radiometer measurement process or pause between the measuring cycles Lor H indicates which Subrange is active Low or High Gor indicates which type of radiation is measured by the detector unit BDPS 96 indicates the presence of pulse disturbances this 1s an advices to repeate measurement T indicates that the sound is muted if the sound is enabled then in this place one of the following pictograms is displayed or or 4 indicating possible options to adjust the frequency of sound signals indicates that measurement intrinsic and or external background was not carried out for detector units requiring such measurement for automatic background compensation during background measurement this pictogram 15 blinking and after completion of such measurement it disappears indicates that current value o
40. e full absorption of relevant particles when the background is measured and to protect the detector s window during transportation Measurements of flux density of alpha and beta particles are carried out with protective plugs removed Detector units are connected to the control unit using connecting cable which is fixed in the back part of the detector unit through the connector of RS7 type 2 2 2 Control units 2 2 2 1 Control units UIK 05 and UIK 05 01 have a metal shockproof body to which power cell power supply module PNN 02 02 or battery power supply module PNN 02 03 is connected Connector for detector unit is located on the side of control units UIK 05 and UIK 05 01 the power supply module has jack connector for headphones or for charger in case of battery power supply PNN 02 03 The power supply module is connected to UIK 05 UIK 05 01 via connector RS4TV type and fixed by two screws The front panel of the control unit 15 equipped with graphic display and control buttons TE1 415313 003RE 18 2 2 2 2 Control unit UIK 06 has a plastic shockproof body batteries are located in the battery compartment on the rear side of the control unit body under the cover The front panel of the control unit is equipped with graphic display and control buttons Portable control units are shown in Figure 2 1 Control unit UIK 05 UIK 05 01 Control unit UIK 06 Figure 2 1 Appearance of portable control units 2 2 2 3 Stationary control
41. e of detector unit DKS 96 05 DKS 96 05 01 DKS 96 06 DKS 96 07 UIK 05 UIK 05 01 UIK 06 UIK 07 0 BDZA 96 BDZA 96b BDZA 96s BDZA 96m BDZA 96t BDZB 96 BDZB 96b BDZB 99 BDZB 96s 150 0 100 0 40 BDPG 96 BDPG 96m BDVG 96 BDMN 96 300 BDKG 96 BDPS 96 120 0 30 0 an external source BDKS 96 BDKS 96b 50 0 BDKS 96s 300 0 210 0 BDKN 96 70 0 from built in batteries in the absence of external power BDMG 96 200 0 140 0 At least 2 hours when powered Unlimited when powered from 1 2 5 3 Instability of dosimeters radiometers readings during 10 hours of continous operation relative to the average value of readings during this interval does not exceed 10 1 2 5 4 Power supply of dosimeters radiometers 15 provided as follows control unit UIK 05 with power module PNN 02 02 four C R14 type cells with total nominat VOM AC once attuare A 6 0 V control unit UIK 05 01 with power module PNN 02 03 four batteries of AA type with capacity not less than 2100 mA h and total nominal voltage sse 6 0 V control unit UIK 06 three batteries of AA type with capacity not less than 1000 mA h s and VO MCA Ce RETENIR 4 5 V control unit UIK 07 1 mains power adapter BPS 06 with voltage 9 12 V 2 DC Source 24 V 3 four built in batteries of AA type with capacity 2100 mA h with nominal
42. e performed every time when power supply module PNN 02 02 or PNN 02 03 1s disconnected from the control unit or batteries are replaced The control unit UIK 07 is powered from the built in battery when disconnected from main power supply setting of date and time 15 needed only after switching the control unit for the first time Turn off the control unit by pressing TE1 415313 003RE 23 3 3 1 2 Connect the selected detector unit to the control unit Turn dosimeter radiometer on by pressing D and make sure that the control unit correctly identified the detector unit corresponding message will be displayed for about 2 seconds If the control unit 15 turned on when neither of detector units 15 connected to it the message BDZA 96 connected 15 displayed 3 3 1 3 If GPS sensor is connected and correctly identified along with detector unit then the message GPS sensor connected 15 displayed for about 2 seconds 3 3 1 4 After a warm up time equal to 1 min for detector units of all types except BDKS 96 the dosimeter radiometer 15 ready for operation the warm up time for detector unit BDKS 96 15 15 min 3 3 1 5 default preset by manufacturer after turning on the dosimeter radiometer automatically switches to Measurement mode window Primary measurement measurement algorithm Fixed time algorithm parameter measurement time see Table 1 12 If during the previous use of the dosimeter radiometer the operator entered Set
43. eshold Device parameters Static parameters Dynamic parameters Device address 254 254 254 Upper alarm threshold 0 Device AKC 96r6 Preliminary alarm threshold 0 Device code 43 Bottom threshold 0 Firmware version 0 00 666 20080729 Secondary upper alarm threshold 0 Configuration date 09 02 1907 Dose alarm threshold 0 Production date 19 04 1995 Upper alarm threshold Threshold mode 0 Device date time 09 02 2007 09 48 Preliminary alarm threshold Threshold mode 0 Volume level No information Bottom threshold Threshold mode 0 Current device language No information Sensivity Prim meas 2e 007 Dead time mks Prim meas 55 0 0 Background value s 0 Background value s t Threshold mode 0 Algorithm 0 Tracking 1 Fixed time 2 Fixed tolerance 1 Measurement time Fixed time 2 Max measurement time Fixed tolerance 0 Autosave period Tracking 6 Stop after measures 0 0 6 5 0 0 0 1 Range in use 0 1 SCh 2 GCh 3 ASCh 4 AGCh Sensivity Sec meas Dead time mks Sec meas Compensation coefficient Figure 3 3 3 6 4 Click on button Parameters in the top information line of the program window and in the evoked Parameters window see Figure 3 4 select the serial port number as determined according to 3 6 2 for Via broadcast address mode Click OK Figure 3 4 TE1 415313 003RE 42 The information displayed on the PC monitor dup
44. f the main measurand exceeds the Alarm threshold aN indicates that current value of additional measurand measured by detector unit BDKS 96s beta particle flux density exceeds the Beta threshold C indicates that the measured ADE exceeds the Dose threshold indicates charge condition of batteries or electric cell voltage TE1 415313 003RE 20 2 2 2 6 Description of controls The control unit has the following multifunction buttons button ON gt button SELECTION button SOUND Xt button LIGHT button DOWN PAUSE hereinafter 9 t l button UP NEXT WINDOW hereinafter In addition combinations of button pressings start and cancel certain modes 2 2 2 7 Hereinafter operator s actions with buttons are denoted as follows Xt single button symbol press the button for about 0 5 s YK double button symbol press and hold the button for about 1 5 s 2 2 two identical symbols divided by space successively press this button twice ES two different symbols without space simultaneous pressing press the second button while pressing and holding the first button 8 three symbols with space between the second symbol and the third symbol press and hold the first button then press the second button twice Actions of the operator are accompanied by beeps or melody Brief instructions for the operator for using the control unit 15 presented in A
45. flux MIC mM do Ocho 30 1 2 4 Basic metrological characteristics of dosimeters radiometers for measurements of neutron radiation 1 2 4 1 Basic metrological characteristics of dosimeters radiometers for measurements of neutron radiation are shown in Tables 1 7 1 8 Table 1 7 Detector Limits of permissible basic Measurement range ADE Measurement range ADER P unit relative error 90 25 6 Ax from 0 1 where A dimensionless quantity BDMN 96 from 0 1 uSv to 1 0 Sv 001 is that is numerically equal to the d measured value of ADER in uSv h ADE in p Sv 25 5 from 0 1 uSv h where A dimensionless quantity BDKN 96 from 0 1 uSv to 1 0 Sv t0 0 1 in n that is numerically equal to the d measured value of ADER in uSv h ADE in uSv Note ADE and ADER measurement ranges limits of basic relative error for neutron radiation measurements by dosimeters radiometers with detector unit BDKN 96 are normalized for source Table 1 8 Energy range of detected radiation em Anisotropy 0 BDMN 96 ffom0 025 eV to 100 MeV BDKN 96 from 0 025 eV to 14 0 MeV Note The energy dependence of detector units BDMN 96 BDKN 96 is normalized for typical neutron spectra with reference to Pu a Be source 1 2 4 2 Dosimeters radiometers with detector unit BDKN 96 provide measurement of flux density of neutrons from
46. for additional measurand threshold for beta f move to the next information window 3 4 1 6 Actions performed when Search information window 15 active The operator moves detector unit in different directions and visually by readings on the display and by audible signals determines the direction to the maximum radiation intensity Then the operator moves in the direction of maximum intensity and in this way locates an object with increased radioactivity If the intensity of the detected radiation becomes relatively high the dynamic scale 1s overflowed audible signals fade into a uniform stream the operator can repeat the background measurement under the new conditions by pressing P 3 4 1 7 Actions performed when Threshold mode information window 15 active gt start the background measurement start new measuring cycle ie adjust alarm thresholds values in the Threshold mode window only possible during the pause between measurements f move to the next information window D start new measuring cycle 3 4 1 8 Actions performed when Detection information window 15 active start new measuring cycle f move to the next information window D start new measuring cycle 3 4 1 9 Actions performed when Archive information window 1s active next record gt dynamic scrolling forward Yt 100 records forward 3 previous record 9 dynamic scrolling backward Xt 100 record
47. ge 2204 V and frequency 5077 Hz TE1 415313 003RE 8 1 2 5 7 3 Power supply of charger ZU 06S is provided from the vehicle electrical system Cd TIE EIE UT 12 V or 24 V 1 2 5 8 During operation dosimeters radiometers automatically record measurements results in non volatile memory The memory 15 capable to store information about 2000 measurement results and allows viewing of data on the display or transmission of data to personal computer using the TETRA Reporter software if this software 1s included in the purchase contract 1 2 5 9 Alarm thresholds can be set by operator separately for each modification of the dosimeter radiometer each measuring channel and each measurement subrange 1 2 5 10 Dosimeters radiometers provide an audible alarm on exceeding the preset alarm threshold audible signals accompanying pulses generated by ionizing particles or photons in the detector and an audible signal after completion of the measuring process Dosimeters radiometers DKS 96 07 generate light and audible signals when any of the alarm thresholds 1s exceeded and control signals for general purpose signalling device OSS 01 1 2 5 11 The algorithm of dosimeters radiometers performs the following functions automatic identification of connected detector unit and displaying of the type of detector and corresponding measurement unit automatic subtraction compensation of intrinsic or external background from the measurement result on
48. git above the cursor 2 2 2 9 Dosimeter radiometer can be used as a measuring device for average count rate when in settings mode the appropriate unit s is selected in the Coefficients menu TE1 415313 003RE 21 2 2 3 Chargers Charger ZU 02S has a compact plastic housing combined with a standard AC mains plug The two wire cable with length 1 m ends with a plug Operation mode of charger and test results are displayed by two color LED green Ready red Charge red and green Short circuit blinking green Broken wire Color coding of modes is presented on the plate on the charger body as shown in Figure 2 4 Charger 417 025 Charger ZU 06S Figure 2 4 The appearance of chargers Charger ZU 06S designed to charge batteries from the vehicle electrical system The algorithm of charger ZU 06S is the same as that of charger ZU 028 2 2 4 Interface device US 96 The interface device is designed for signal transmission from detector unit to control unit if the length of the cable between the detector unit the control unit is in the range 20 to 500 m The appearance of interface device 1s shown in Figure 2 5 The device 15 manufactured in different modifications intended for relative detector unit types The device is comprised of interface module US 96 1 connected to the detector unit and interface module US 96 2N connected to the control unit where N denotes modification index matching the index of
49. he ambient air humidity up to 98 9o at 35 10 1 2 5 16 Dosimeters radiometers are resistant to sinusoidal vibrations in the frequency range from 10 to 50 Hz with displacement amplitude 0 35 mm 1 2 5 17 Dosimeters radiometers DKS 96 05 DKS 96 05 01 DKS 96 06 are shockproof and withstand falling from height not more than 750 mm 1 2 5 18 In terms of earthquake resistance dosimeters radiometers DKS 96 07 are classified as category II devices according to Russian rules NP 031 01 Design code for earthquake resistant nuclear power plants and meets the requirements of Russian regulations RD 25 818 General requirements and testing procedures of the seismic stability of instruments and automation equipment supplied for the nuclear power plants group A according to place of installation version 2 according to functional purpose for seismic load of up to 7 points by MSK 64 scale at the level from 70 m to 30 m relative to zero level After seismic impact with the above parameters dosimeter radiometer DKS 96 07 meets the requirements of sections 1 2 1 1 1 2 2 1 1 2 3 1 1 2 3 4 1 2 3 7 1 2 4 1 1 2 4 3 during the entire service life under specified operating conditions 1 2 5 19 The degree of protection provided by unit shells against penetration of solid objects and water s duterrace converter PI 02 onsite tele P30 charger ZU 02S power adapter BPS 06 IP40
50. hreshold to be adjusted press to decrement or to increment the digit after all digits are changed as necessary press set the numerical value of threshold threshold 25 0 uSv h looks like 2 50e 05 after adjustment of the last right digit press 3 3 1 8 Setting the Alarm threshold automatically enables the algorithm for comparing of the measured value with the threshold When the measured value exceeds the threshold control units UIK 05 UIK 05 01 and UIK 06 generate audiovisual signal in the form of corresponding pictogram and audible signal and in case of control unit UIK 07 color coded signals when signalling device 1s connected If at the same time non zero values are set for thresholds Preliminary and Bottom events of exceeding of Preliminary and falling below Bottom are recorded in the status register DIBUS protocol www doza ru Information from the status register can be read using the TETRA Checker software after connecting the control unit to PC 3 3 1 9 Set the desired mode of backlight by pressing 1f or 5 Permanent backlight shortens leads to accelerated discharge of cells batteries in the control units UIK 05 01 and UIK 06 3 3 1 10 Set the desired alarm signaling mode by pressing qs 3 3 2 Measuring the background level 3 3 2 1 The duration of intrinsic background measurement for different detector units is set by default as shown in the Table 1 11 3 3 2 2 Subtraction of the background value
51. ic detection efficiency of Measurement Detector Maximum permissible background alpha pon basic relative error 9o min not less than range min BDZA 96 0 1 to 1 10 20 5 BDZA 96b 0 1 to 2 10 where A dimensionless BDZA 96m 0 1 to 1 10 quantity that 1s BDZA 96s 0 1 to 5 10 numerically equal to the BDZA 96t 0 1 to 1 10 measured value of flux BDPS 96 0 2 to 1 107 density in minem Notes Maximum permissible basic relative errors are normalized values for sources with radionuclide Pu 2 According to customer s option dosimeters radiometers can be adapted to measure alpha particle flux density with the above metrological characteristics for sources with radionuclides U and 2510 3 The level of intrinsic background is normalized for the level of external gamma background not exceeding 0 2 uSv h unit 1 2 1 2 Dosimeters radiometers are resistant to background gamma radiation with maximum ADER when using detector units EE AET 0 01 mSv h BDZA 96 BDZA 96m BDZA 96s BDPS 96 1 0 3 DYA ere ee lee ell id 100 0 mSv h under the above conditions the measurement error of alpha particle flux density does not exceed the values of basic relative error specified in 1 2 1 1 1 2 1 3 Dosimeters radiometers with detector unit BDZA 96t are resistant to background neutron radiation with ADER up to 500 uSv lr
52. ing information trademark and name of the manufacturer supplier reference designation of the dosimeter radiometer and control unit as per modification works number according to the manufacturer s system of numeration year of manufacture approval mark of measurement instrument ingress protection rating IP 1 5 2 The following markings are placed on the detector unit trademark and name of the manufacturer supplier reference designation of the dosimeter radiometer reference designation of the detector unit works number according to the manufacturer s system of numeration year of manufacture ingress protection rating IP made in Russia 1 5 3 The location and method of fixing of the nameplate shall comply with the design documentation 1 5 4 Components of dosimeters radiometers are sealed in accordance with the design documentation 1 6 Packing 1 6 1 Packing of dosimeters radiometers shall comply with the design documentation and ensures protection against ingress of atmospheric precipitations and aerosols splashes of water dust sand solar ultra violet radiation and also limits the ingress of water vapour and gases 2 DESCRIPTION AND OPERATION OF DOSIMETER RADIOMETER PARTS 2 1 General information This section describes the structure and purpose of detector units control units and devices of the dosimeter radiometer 2 2 Operation 2 2 1 Detector units The dosimeter radiometer
53. lcohol 1 2 5 28 Dimensions and weight of techical components of dosimeters radiometers are listed in Table 1 10 Table 1 10 Control unit 0 05 210x0085 09 Detector unit BDZA 96 0130040 09 Detector unit BDZA 96m_ 065040 09 Detector unit BDZB 96 0902300 09 Detector unit BDMN 96 05400 08 Interface device US 96 interface assembly US 96 1 US 96 2 0 3 TE1 415313 003RE 11 1 2 5 29 Mean time before failure eR not less than 10 000 hours NIC AMIN CLINIC doit m ncn du cup EA not less than 10 years 1 3 Configuration 1 3 1 Dosimeter radiometer represents an instrument that consists of control unit and includes one of the following detector units detector unit BDZA 96 basic version with light protective screen for measurements of alpha particle flux density detector unit BDZA 96b large with light protective screen for measurements of alpha particle flux density detector unit BDZA 96s medium with light protective screen for measurements of alpha particle flux density detector unit BDZA 96m small with light protective screen for measurements of alpha particle flux density detector unit BDZA 96t solid state with light protective screen for measurements of alpha particle flux density detector unit BDZB 96 basic version with light protective screen for measurements of beta particle flux density dete
54. licates the information displayed on the control unit In addition the window Dynamic parameters contains information about modes selected in the control unit and their parameters 3 6 5 Checker software can be used to adjust dynamic parameters and operation modes of the dosimeter radiometer This 1s performed as follows double click on New value column in the Dynamic parameters window in line with the parameter to be adjusted enter the new Current value of parameter click in the line with parameter that 15 not adjusted and then on the button SET Parameters F2 3 6 6 In the window Device status the information 1s displayed that reflects the state of the dosimeter radiometer and the results of comparing the measured value and the Alarm thresholds 3 6 7 Install the TETRA Reporter software from installation disk it is intended for generating reports about measurement results Run the software In the upper left corner of the window the software name 1s shown in the window About the software version number 3 6 8 Select the serial port number in the dropdown list Serial port as described in 3 6 2 see Figure 3 5 E Tetra reporter _ nm x vo Generate to E RTF HTML TXT Create report in Folder c Program TETRA Software TETRA Reporter 1 4 Browse Openreport Get data Abaut Clear unit memoarv Help Exit Figure 3 5 3 6 9 Select repor
55. ly for detector units that can measure and compensate the background automatic monitoring of supply voltage and display of current supply voltage a fully charged battery is depicted as while a fully discharged battery as 7 automatic monitoring of supply voltage drop down to 3 9 V for UIK 05 UIK 05 01 2 9 V for UIK 06 3 9 V for UIK 07 when this voltage drops to the above values the display will indicate a warning Battery discharged or generate a series of three beeps and then the dosimeter radiometer turns off automatic maintaining of current date and time starting from installation of batteries or cells into the control unit and until their removal or disconnecting of power supply module PNN 02 02 PNN 02 03 from the unit when the control unit 1s turned on after replacing the batteries or cells or after power failure the unit asks the operator to input current date and time automatic display of current date and time auto saving of measurements results in the archive if Autosave mode was selected or in manual mode 1 2 5 12 Dosimeters radiometers may be used as monitoring points the automated radiation monitoring system supporting data transmission protocol DiBUS 1 2 5 13 Dosimeters radiometers may be used for radiation survey of the land territory with georeferencing in conjunction with the global positioning system GPS sensor For receiving information from GPS sensor RS 232 interface and software protocol N
56. measurement item in the Coefficients menu then select unit s and switch to Measurement mode by pressing D press to exit the Settings mode and switch to the Measurement mode after that measurement unit R h with the corresponding decimal prefix which 15 displayed in the bottom line will change to record the desired number of readings see Table 1 12 for recommended measurement time 3 4 2 7 Measurement of ADER and ADE of neutron radiation 1 measurement of ADER of neutron radiation detector unit BDMN 96 or BDKN 96 turn the dosimeter radiometer on by pressing D record the desired number of readings see Table 1 12 for recommended measurement time Note For the detector unit BDKN 96 in the menu Coefficients of the Settings mode the selected unit is neutrons min cm 2 Measurement of ED of neutron radiation using detector unit BDMN 96 or BDKN 96 Measurement ED of neutron radiation using detector units BDMN 96 and BDKN 96 are carried out in accordance with 3 4 2 3 3 4 2 6 Measurement of flux density of neutrons Measurement of flux density of neutrons using detector unit BDKN 96 turn the dosimeter radiometer on in the Settings mode by pressing gt gt select Units of measurement item in the Coefficients menu then select unit cm s and switch to Measurement mode by pressing D record the desired number of readings see Table 1 12 for recommended measurement time TE1 41
57. ntinuously compared with preset Beta threshold When current measured value exceeds Beta threshold the pictogram Ch is displayed in the measurement TE1 415313 003RE 39 mode in windows specified in 3 5 4 1 3 5 4 6 and corresponding audible signal or in case of UIK 07 unit audible and light signal 1s generated Setting the Beta threshold to zero disables the comparison algorithm in this case the automatic monitoring with reference to this threshold 1s not performed 3 5 5 7 Setting the Dose threshold only possible when one of the following detector units 1s connected BDKS 96 BDKS 96b BDKS 96s BDMG 96 BDMN 96 or BDKN 96 It is used to set threshold for ADE Setting the non zero threshold enables the comparison algorithm Current measurement result for ADE 15 continuously compared with preset Dose threshold When current measured value exceeds Dose threshold the pictogram C is displayed in the measurement mode in windows specified in 3 5 4 1 3 5 4 6 and corresponding audible signal or in case of UIK 07 unit audible and light signal 15 generated Setting the Dose threshold to zero disables the comparison algorithm in this case the automatic monitoring with reference to this threshold 1s not performed 3 5 6 Algorithm menu 3 5 6 1 Press and go to items of Algorithm menu to select one of the algorithms of continuous measurements that will be applied during measurement process in the Measurement mode and to set p
58. o customer s order the delivery set may include connecting cable with length 4 m except detector units BDKS 96 and BDKS 96b connecting cable with length up to 20 m except detector units BDKS 96 and BDKS 96b connecting cable with length from 20 to 500 m interface device US 96 if the delivery includes connecting cable 20 to 500 m cable adapter PI 03 for connecting control units UIK 05 UIK 05 01 UIK 06 to PC extension poles of various length belts to hang the unit on operator s neck wrist cuff for operator comfort interface converter PI 02 for connecting of control unit UIK 07 to PC communication cable UIK 07 Atlant for connecting of control unit UIK 07 to PI 02 AC mains adapter BPS 06 to supply power to UIK 07 from AC mains 220 V 50 Hz charger ZU 02S for charging batteries in the power module PNN 02 03 of the UIK 05 01 unit and in the UIK 06 unit vehicle charger ZU 06S for charging batteries in the power module PNN 02 03 of the UIK 05 01 unit and in the UIK 06 unit signalling device OSS 01 generating light and audible signals when connected to UIK 07 global positioning system sensor for conducting geo referenced radiation surveys service software TETRA Checker intended for output of measurement data to PC service software TETRA Reporter intended for reading data from the control unit s archive and generating reports based on these data in selected format RTF HTML TXT the software
59. ode after entering correction of the last right digit TE1 415313 003RE 38 3 5 4 10 Menu item Factory settings Use this menu item to restore the default factory settings of the dosimeter radiometer for all detector units simultaneously in accordance with Table 1 12 3 5 4 11 Menu item Baud rate Use this menu item to change the data exchange rate with external devices Available values are listed by gt The default baud rate is 9600 baud 3 5 4 12 Menu item Baud rate GPS Use this menu item to change the data exchange rate with GPS sensor Available values are listed by gt The default baud rate is 4800 baud 3 5 4 13 Menu item Language Use this menu item to select the interface language Russian or English 3 5 4 14 Menu item Rotate 90 Use this menu item to rotate the display image After pressing f the image will rotate 90 clockwise Before rotation After rotation by 90 HMKIB 4Y Orientation of the image is saved when the dosimeter 15 turned off 3 5 5 Alarm thresholds menu 3 5 5 1 Press go to menu items Alarm thresholds Primary measurement window Dose window Secondary measurement window or Threshold window for setting non zero values of corresponding alarm thresholds according to the procedure described in 3 5 5 2 3 5 5 7 3 5 5 2 Setting alarm threshold setting a non zero alarm threshold using the menu item Alarm provides a continuous comparison of the current measurement
60. ogical characteristics of dosimeters radiometers for measurements of X ray and gamma radiation 1 2 3 1 Basic metrological characteristics of dosimeters radiometers for measurements of X ray and gamma radiation are shown in Tables 1 3 and 1 4 Table 1 3 Detector Measurement Measurement Maximum permissible basic Anisotropy unit range ADE range ADER relative error 9o 9 0 15 6 4 where A dimensionless quantity that 15 BDKS 96 0 1 uSv from 0 1 numerically equal to the measured value of BDKS 96b 10 0 Sv to 1 0 Sv h in wSv or ADER in wSv h for low subrange and in mSv or mSv h for high subrange accordingly J 20 2 BDKS 96s from 0 1 uSv from 0 1 uSv h where A dimensionless quantity that is 35 to 10 0 mSv to 1 0 mSv h numerically equal to the measured value of ADE in uSv ADER in pSv h 20 2 A 4 Where A dimensionless quantity that is BDMG 96 from 0 1 uSv from 0 1 uSv h numerically equal to the measured value of 425 to 10 0 Sv to 10 0 Sv h ADE in uSv or ADER in uSv h for low subrange and in mSv or mSv h for high subrange accordingly Boves oroso 3B _ Bos 2 BDPo36m 300 5 SCS Notes 1 Maximum permissible basic relative errors of dosimeters radiometers with detector units BDVG 96 BDPG 96 or BDPG 96m are normalized values for sources with radionuclide Cs 2 Dosimeters radiometers with detector units
61. om 0 1 uSv h to 1 2 mSv h by pressing gt on the display Low Subrange message will be shown for a short time then pictogram L will appear in the information line pressing again will switch the dosimeter radiometer to the automatic subrange switching mode on the display Automatic subrange switching message will be shown for a short time then pictogram L or H depending on the current values of ADER record the desired number of ADER readings see Table 1 12 for recommended measurement time switch the unit to High Subrange corresponding to ADER range 1 0 to 0 8 mSv h for unit BDKS 96b or 0 8 mSv h to 10 Sv h for unit BDMG 96 by pressing on the display High subrange message will be shown for a short time then pictogram H will appear in the information line record the desired number of ADER readings see Table 1 12 for recommended measurement time 3 measurement of ADER of X ray and gamma radiation by detector unit BDKS 96s turn the dosimeter radiometer on by pressing D switch to gamma channel if necessary by pressing ft make sure that in the information line of the Primary measurement window y Is displayed record the desired number of ADER readings see Table 1 12 for recommended measurement time 4 measurement of ADER of X ray and gamma radiation using BDVG 96 BDPG 96 and BDPG 96m detector units turn the dosimeter radiometer on by pressing D record the de
62. password protection The mechanisms of protection of the flash memory data sensitivity factors and constants during read write erase operations and of separate information area in the flash memory which contain device ID and software versions are implemented by the manufacturer of control unit s processor Renesas company 1 4 3 The software of the dosimeter radiometer implements three algorithms of continuous measurements of physical quantities characterizing ionizing radiation to be detected Fixed time Fixed tolerance Tracking 1 4 3 1 Algorithm Fixed time provides a measurement resultequal to the current average value within given interval The range of available intervals measurement time 15 3 to 9999 seconds Algorithm Fixed time starts automatically after turning on the dosimeter radiometer by default the Measurement time 15 set to values shown in Table 1 12 1 4 3 2 Algorithm Fixed tolerance provides a measurement result with default value of uncertainty equal to 6 The uncertainty in percents is calculated as follows 7 1 2 JN where N is the number counts detected at this point The measurement process 1s completed after the detection of such number of counts 1111 which provides an acceptable level of statistical error uncertainty or after expiration of user preset interval measurement time in case during this interval the required number of counts 15 not detected If the interval is
63. ppendix D 2 2 2 8 With factory settings the following combunations of buttons can be used turn on start measurement cancel editing go to the top level menu analog of Esc Cancel on a computer keyboard show help window turn off Xf turn on display backlight for 3 seconds turn off display backlight LH turn on permanent backlight of display turn the sound on off set alarm thresholds for current measurement window pause resume measurement cycle 84 set parameters of algorithm for example measurement time increase the frequency of audible signals lt 4 decrease the frequency of audible signals Pb enable background measurement mode when using detector units for which background measurements are possible for background compensation switching between windows in which measurement results are displayed in operator selected modes gt t manual activation of High subrange for two channel detector units BDMG 96 BDKS 96 and BDKS 96b gt manual activation of Low subrange for two channel detector units BDMG 96 BDKS 96 and BDKS 96b 8 9 enable automatic switching of subranges for detector units BDKS 96b and BDMG 96 only Adjustment of numerical values date time factors alarm thresholds 15 provided through the following actions move the cursor to the next character 4 decrement the digit above the cursor f increment the di
64. ration of menu of the Settings mode for BDVG and BDPG units and Configuration menu for BDZA BDZB and BDKG units are shown in Figures 3 1 and 3 2 The Configuration menu for BDKS and BDMG units includes an additional submenu Dose 3 5 3 3 To activate menu item highlighted by cursor press to move to the next or previous menu submenu item press or To return to upper level menu press D to exit Settings mode and return to Measurement mode Primary measurement window press D TE1 415313 003RE 32 40 SLINN TIOHSSHHL NOLLOG AY NII Tadd Hv TV IION TIOHSSIHHL JHNNVHO AMVONOOSS JWS Sz NA 139 NO 14310143300 NOLLVSN3dINOO AHWONOD45 NOUO3130 300 AGONIA Hoa NAA Sv3N AHVONOO3S 5 IQON 6163 2143302 Figure 3 1 Menu layout in Settings mode TE1 415313 003RE 33 CONFIGURATION PRIMARY MEAS WND a SECONDARY MEAS WINDOW THRESHOLD wiNpow DETECTION p DYNAMIC SCALE DATE AND TIME DATE AND TI TIME 1 YY MM DD HH MM 00 00 00 00 00 BAUD RATE
65. result obtained using Tracking algorithm with the preset threshold When the current measured value exceeds the alarm threshold than in the measurement mode in windows specified in sections 3 5 4 1 3 5 4 6 pictogram C is displayed and corresponding audible signal or in case of UIK 07 unit audible and light signal is generated Preliminary and Bottom thresholds are common for both subranges Low and High For the detector unit BDKS 96s the threshold 1s the setting for gamma channel 3 5 5 3 For two channel detecting blocks BDMG 96 BDKS 96 the alarm threshold setting as well as Preliminary and Bottom 15 the same for both channels low and high For the detecting block BDKS 96s the threshold setting 1s the setting for gamma channel 3 5 5 4 Setting the Alarm threshold to zero disables the comparison algorithm in this case the automatic monitoring with reference to this threshold 15 not performed 3 5 5 5 Setting the non zero Preliminary and or Bottom threshold s in corresponding menu line s provides the same actions as the setting of Alarm threshold but the pictogram C 15 not displayed 3 5 5 6 Beta threshold is used to set the threshold for beta particle flux density and only possible when the detector unit BDKS 96s or BDPS 96 is connected Setting the non zero threshold enables the comparison algorithm Current measurement result obtained by the algorithm chosen for beta channel in the menu Algorithm 1s co
66. rm thresholds for current measurement window pause resume measurement cycle set parameters of algorithm for example measurement time 0 increase the frequency of audible signals 014 decrease the frequency of audible signals gt enable background measurement mode only for detector units for which background measurements are possible for background compensation switching between windows in which measurement results are displayed in operator selected modes P f manual activation of High subrange for two channel detector units BDMG 96 BDKS 96 BDKS 96b P manual activation of Low subrange for two channel detector units BDMG 96 BDKS 96 BDKS 96b P 8 4 enable automatic switching of subranges for detector units BDKS 96b and BDMG 96 only Adjustment of numerical values date time factors alarm thresholds is provided through the following actions move the cursor to the next character 4 decrement digit above the cursor f increment the digit above the cursor 3 5 2 General information 3 5 2 For the implementation of basic functions of the dosimeter radiometer the display 15 provided with information windows Through these windows measurement results are presented for the operator as well as additional visual and audible information about the dosimeter radiometer current state and current measurement data TE1 415313 003RE 3l 3 5 2 2 To configure basic and
67. rons flux of gamma photons 1 1 2 Dosimeters radiometers are used in dosimetry services at nuclear power industry facilities at medical scientific and other institutions both standalone and as part of automated radiation monitoring systems for the following tasks operation and periodic monitoring of the radiation environment measurement of surface contamination with alpha beta gamma and neutron emitting substances search and location of ionizing radiation sources measurement of gamma photons flux and exposure dose rate of gamma radiation in wells and liquid media measurement of radioactive contamination of scrap metal radiation surveys at prospective construction sites at customs check point for the inspection of vehicles and cargo Dosimeters radiometers can be connected to a personal computer via cable adapter PI 03 RS 232 USB when using control units UIK 05 UIK 05 01 UIK 06 and interface RS 485 RS 422 when using control unit UIK 07 Dosimeters radiometers can be used for radiation surveys with georeferencing in conjunction with the global positioning system GPS sensor 1 2 Technical characteristics 1 2 1 Basic metrological characteristics of dosimeters radiometers for measurements of alpha particle flux density 1 2 1 1 Basic metrological characteristics of dosimeters radiometers for measurements of alpha particle flux density are shown in Table 1 1 TE1 415313 003RE 3 Table 1 1 Intrins
68. rsor increment the digit f decrement the digit 9 after adjustment of the last right digit press to exit the Enter password line set cursor next to the menu line to be adjusted by pressing press gt and enter the desired value of parameter press D after adjustment 15 complete press D to return to Measurement mode 3 7 6 Sensitivity coefficients and dead times for each detector unit included in the delivery set are determined during calibration 4 MAINTENANCE 4 1 General notes The purpose of maintenance is to ensure reliable long term operation of the dosimeter radiometer For maintenance no special qualification or workplace arrangement 15 required 4 2 Safety precautions 4 2 1 Before beginning to work with dosimeter radiometer familiarize yourself with this User Manual 4 2 2 During all operations with dosimeter radiometer follow occupational and radiation safety requirements of current safety instructions in the company enterprise TE1 415313 003RE 44 4 2 3 DANGEROUS HIGH VOLTAGE 15 generated in the dosimeter radiometer A person performing service operations must be familiar with rules for working with equipment with voltages up to 1000 V and be especially cautious during repair works 4 3 Maintenance routine Maintenance 15 divided into routine and periodic 4 3 1 Routine maintenance 4 3 1 1 Routine maintenance is carried out during regular operation of dosimeter ra
69. s back move to Service menu f move to the next information window To access the Service menu from Archive window press jz The Service menu allows the following actions move to the next menu item P select menu item subitem or character f increment digit of the edited character decrement digit of the edited character move to Archive window TE1 415313 003RE 24 3 4 2 Performing measurements in Measurement mode 3 4 2 1 Measurement of flux density of alpha and beta particles 1 measurement of flux density of alpha and beta particles by detector units BDZA and BDZB turn the dosimeter radiometer on by pressing D position the unit with protective plug near the surface to be measured and perform background measurement by pressing gt gt background measurement is not necessary when using the BDZA 96t detector unit when the background measurement is complete press the control unit will automatically switch to the Primary measurement window remove the protective plug and position the detector unit near the surface to be measured record the desired number of readings see Table 1 12 for recommended measurement time 2 measurement beta particle flux density by detector unit BDKS 96s turn the dosimeter radiometer on by pressing D remove the transport cover from the detector unit BDKS 96s move to Secondary measurement window by pressing ft
70. set to zero then it 1s not limited in time The operator can stop the output of current measurement results at any time by pressing the button without interrupting the measurement process The output of measurement information resumes after pressing the button again 1 4 3 3 Algorithm Tracking provides a measurement result equal to the arithmetic mean calculated by the moving average method based on N measurement results with one second interval each The number of measurements N 15 determined by averaging period during which the control unit detects the number of counts determined by the algorithm The duration of averaging period depends only on the dynamics of radiation environment and in the absence of significant changes may reach 200 seconds If the number of counts detected in the averaging period differ from that in the previous period by more than three sigma standard deviations than the measurement process automatically restarts and readings are updated When calculating the updated readings previous measurement result is not taken into account that provides rapid response to changes in radiation environment It 15 recommended to use this algorithm only with detector units BDPG 96 BDPG 96m or BDVG 96 1 4 3 4 All algorithms of the dosimeter radiometer has Autosave function which is used to automatically save measurements results in the archive which can be enabled or disabled Function Stop after N meas provides the possibility
71. simeter radiometer control unit 15 turned on accumulated ADE 15 not stored in memory when dosimeter radiometer is turned off Dose window can be distinguished by measurement unit Sv with decimal prefix u or m in the lower left corner of the display On the right side of display the turn on time and the period of dose accumulation in seconds are shown 3 5 4 3 Menu item Secondary measurement window This item 15 included in the Configuration menu only for BDKS 96s unit having two measuring channels main channel gamma and additional channel beta and for BDPS 96 unit which provides measurements of flux density alpha main channel and beta additional channel Enabling presentation of measurements results in this window makes it possibile to measure beta particle flux density with automatic subtraction of the background gamma radiation contribution to the readings Thus measurements using detector unit BDKS 96s can be carried out simultaneously in gamma and beta channels results are displayed in the window Primary measurement gamma channel or after pressing f in the window Secondary measurement beta channel according to operator s selection TE1 415313 003RE 35 25 215 ppm cm 12 25 BDKS 966 window BDPS 96 window Primary BDPS 96 window Secondary Secondary measurement measurement measurement 3 5 4 4 Menu item Search window Enabling presentation of measurements results in
72. simeter radiometer for use 3 2 1 Check that serial numbers on the control unit and detector units match numbers specified in the data sheet TE1 415313 003DS of the dosimeter radiometer 3 2 2 Inspect the control unit and detector units connecting cable and accessories extension poles adapters handles case with Filter Beta for BDPS 96 unit etc for possible damages Remove protective caps and perfom visual check of the integrity of light barrier of detectors BDZA BDZB 96 and BDZB 96b replace light barrier in case of damage 3 2 3 Install cells into power supply module PNN 02 02 or charge batteries of power supply module PNN 02 03 for this purpose connect charger to power supply module PNN 02 03 of the control unit UIK 05 or to the control unit UIK 06 and then plug the charger to AC mains 220 V 50 Hz LED color will indicate the current operating mode of charger When charging 15 complete LED will change its color from red to green Unplug the charger from AC mains and then disconnect it from the control unit 3 2 4 Connect to the control unit UIK 07 external power source or AC mains adapter BPS 06 connect BPS 06 to AC mains 220 V 50 Hz Connect signalling device OSS 01 if included in the delivery set to the control unit UIK 07 connector OSS on the side of control unit 3 3 Use of the dosimeter radiometer 3 3 1 Turning on off 3 3 1 1 Turn on the control unit by pressing D set current date and time This operation shall b
73. sired number of readings see Table 1 12 for recommended measurement time Taking into account significant energy dependence of detector units BDVG 96 BDPG 96 or BDPG 96m with increased sensitivity in the energy range below 500 keV it 1s incorrect to use the above units for measurements of ADER in the presence of radiation of specific radionuclides such as lAm Co etc In this case conducting of relative measurements 1s possible in order to compare results and trending of ADER to search and locate radiation sources as described in 3 4 2 9 The dosimeter radiometer is calibrated using gamma radiation of Cs so the result of ADER measurements are correct for this particular radionuclide or for the radiation which spectrum may be replaced by an effective radiation energy of Cs as well as the absence of certain man made gamma emitters In practice the range of natural background is in the range from 0 05 to 0 3 uSv h and it 1s possible to measure it with permissible uncertainty by dosimeter radiometer with units BDVG 96 BDPG 96 or BDPG 96m TE1 415313 003RE 29 3 4 2 3 Measurement of ambient dose equivalent of X ray and gamma radiation Measurement of ADE of X ray and gamma radiation by detector units BDKS 96 BDKS 96b BDKS 96s or BDMG 96 is provided automatically from the moment when the dosimeter radiometer 15 turned on To view ADE values perform the following actions press f to switch to Dose window the displayed information abo
74. stor located in the rear part of detector unit and closed with a screw cap 1f a detector unit has two subranges with different sensitivity subranges have to be calibrated separately for detector units equipped with scintillation detectors the PMT voltage 15 set in the middle of plateau characteristic curve if it 1s impossibile to adjust the sensitivity by adjusting the PMT voltage only the value of sensitivity coefficient K shall be adjusted see formula 1 1 adjustment of dead time of the detection channel of detector unit in order to linearize the counting response of the dosimeter radiometer 3 7 2 Typical values of sensitivity factors and dead times for all types of detector units that may be connected to dosimeter radiometer are shown in Table 1 12 3 7 3 Increasing the sensitivity coefficient during adjustment increases readings and vice versa It is recommended to use it when it 1s necessary to adjust the lower part of measurement range 3 7 4 Increasing the dead time during adjustment also increases readings however only when the count rate 15 relatively high 1 e closer to the end of measurement range 3 7 5 If necessary adjustment of sensitivity coefficient and dead time 15 performed as follows enter the Settings mode press and hold and press D go to Coefficients menu item by pressing or 9 move cursor to the line Enter password by pressing gt and enter the password for access to adjustment move cu
75. surement results 3 mean value 4 standard deviation if the specified interval contains records with measurement results obtained with detector units of different types than the statistical analysis will take into account only results obtained with detector unit which was used in the first record measurement Clear archieve delete all archive records after confirming this operation by the operator 3 5 4 6 Menu item Dynamic scale Provides the possibility to display dynamic scale in enabled windows see 3 5 4 1 3 5 4 6 The dynamic scale represent measurement information in analog form on a logarithmic scale The dynamic scale representation uses Tracking algorithm for data processing regardless of the algorithm selected by operator This allows rapid visual tracking of the dynamics of detected radiation intensity The dynamic scale 15 the built in function of the control unit therefore enabling or disabling its is applicable to all types of detector units connected to the control unit 3 5 4 9 Menu item Date and time This menu item allows setting of the current date and time of the built in clocks of the control unit When the control unit 15 first turned on after replacing the electric cells the window Date and time will appear automatically To enter date and time use f to increment the digit from 0 to 9 amp to decrement the digit from 9 to 0 gt to move cursor to the next character and return to the measurement m
76. t format HTML by clicking in the corresponding box Select folder for saving the report about measurement results generated using data from control unit s archive click on the button Browse if necessary 3 6 10 Tick Open report if you want to view the report after it 15 created Click on button Get data The report form is shown in Figure 3 6 Report of 23 05 2008 15 48 47 Reporter D 0001 DKS 96A 0 00e 00 jin em 9 7 48 20 474N 33 30 515E 0002 DKS 96M 1 76e 07 ginis 48 20 473N 33 30 515E 0003 DKS 96M 1 77e 07 ponis 48 20 473N 33 30 515E Figure 3 6 TE1 415313 003RE 43 3 6 11 The firmware in the control unit supports DiBUS network protocol www doza ru thanks to this feature dosimeters radiometers can be used as a monitoring points in radiation monitoring systems Network address of a monitoring point is set by TETRA Checker software in the Device parameters window of the Statis parameters section 3 7 Adjustment of dosimeter radiometer 3 7 Adjustment and setting of the dosimeter radiometer are to be performed by authorized user knowing password by the manufacturer in the manufacturing process by service organization during repair or during calibration based on its results During settings of the dosimeter radiometer the following operations are performed using sources of ionizing radiation adjustment of sensitivity of detector units 1s carried out by rotating the tuning resi
77. this coefficient is determined and entered during calibration of the dosimeter radiometer 3 5 7 6 Menu items Sensitivity coefficient and Dead time are intended to set the basic metrological characteristics of detector units 3 5 7 7 Menu item Units of measurement provides the possibility to measure various physical quantities by detector unit of the same type main and secondary measurement units After selection of measurement unit values of coefficients are changed automatically If measurement units s is selected the dosimeter radiometer switches to measurement of mean count rate 3 5 6 Help menu Provides information about actions item Keypad the operator needs to perform to switch the control unit to a certain mode to select algorithm to set a threshold etc in different windows plays audible signals item Sound which correspond to audible signals for various events during operation The Display item contains information about the meaning of pictograms in the information line which may be displayed in Measurement mode The Software version item displays the version of firmware Item Producer info contains information about the manufacturer of the dosimeter radiometer 3 6 Connecting dosimeter radiometer to PC 3 6 1 Connect UIK 05 05 01 06 unit to PC using the adapter cable PI 03 UIK USB included in the delivery set 1f ordered Connect UIK 07 unit to PC using cable UIK 07 Atlant and interface converter PI
78. this window makes it possibile to search and locate sources of ionizing radiation using Search window This algorithm provides automatic measurement of background radiation and subsequent comparison of current ADER readings in with value of background level Current measurement results are shown in graphic form dynamic scale axis current reading background ratio and digitally in the bottom line in units of measurand In the top line and as a flag on axis X the maximum radiation level detected in the current Search cycle SEARCH MODE BACKGROUND START 0003 s Upon detection of the local area with radiation levels exceeding the background level by more than 12 fold the dosimeter radiometer generates an audible alarm To continue search in the area with elevated level of radiation background it is recommended to update the background values by pressing P P 3 5 4 5 Menu item Detection window This menu item 15 available when one of the following detector units 15 connected BDVG 96 BDPG 96 or BDPG 96m If presentation of results in this window 15 enabled it makes it possibile to obtain measurement information regarding presence or absence of sources local areas with elevated levels of radiation in the surveyed areas The information in the Detection window 15 presented in graphic form DETECTION BACKGROUND gt START 0003 lt as well as in the form of audible signals The audible
79. tings mode and selected windows and set parameters other than default ones the dosimeter radiometer stores them in nonvolatile memory and next time measurements will be carried out using these settings 3 3 1 6 It 15 possible to select a different algorithm and adjust the corresponding parameter set by default as follows press algorithm selection window appears FIZED TOLERAHCE press amp move cursor from one algorithm to another Fixed time Fixed tolerance Autosave Stop after N meas Tracking select optimal measurement algorithm by pressing when the cursor is next to this algorithm FIXED TIME 0024 press successively or and P adjust parameter value after adjustment of the last right digit press P if necessary set the number of measurement cycles that dosimeter radiometer has to perfrom in automatic mode when algorithm Fixed time or Fixed tolerance is set sufficient to obtain acceptable statistics press amp until the cursor moves to the line Stop after N meas press successively gt amp or f and P adjust parameter value after adjustment of the last right digit press P press to return to Primary measurement window 3 3 1 7 If it is necessary to set the thresholds other than zero follow this procedure press alarm thresholds adjustment window appears TE1 415313 003RE 24 press when the cursor is next to t
80. tivity coefficient value result is shown as characters with the value specified Perhaps incorrect sensitivity coefficient 1s set Displayed information is not The order of actions Turn dosimeter radiometer off Refer consistent with what 1s described in this Manual the relevant section in the Manual and expected was not followed check the order of actions when using dosimeter radiometer TE1 415313 003RE 45 If the fault 15 not listed in the above Table or if the suggested troubleshooting methods cannot solve the problem please address your complaint to the manufacturer 7 STORAGE 7 Prior to putting into operation dosimeters radiometers shall be stored in a heated warehouse with natural ventilation in manufacturer s package at ambient temperatures from 5 to 40 C and relative humidity up to 80 9o at 25 C unpacked at ambient temperatures from 10 to 35 and relative humidity up to 80 9o at 25 C 7 2 The storage location should be free of dust chemical vapours aggressive gases and other substances that may cause corrosion The storage location shall exclude exposure of dosimeters radiometers to the direct rays of sunlight 8 TRANSPORTATION 8 1 Dosimeters radiometers in the original manufacturer s package can be transported by all means of transport at any distance transportation by railway shall be carried out in clean boxcars when transported by uncovered motor vehicles boxes shall
81. ut the current EDR value in uS v h mSv h will be replaced by ED accumulated up to the moment in uSv mSv Sv and exposure time press if necessary to pause displaying the current dose this will not interrupt the dose accumulation process press if necessary to reset the accumulated dose and restart the measurement process the information about ADE accumulated until this action 1s erased and a new measuring cycle 15 started press f to switch to Primary measurement window to view the current ADER value 3 4 2 4 Measurement of gamma photon flux density Measurement of gamma photon flux density using detector unit BDVG 96 BDPG 96 or BDPG 96m turn the dosimeter radiometer on in the Settings mode by pressing gt gt select Units of measurement item in the Coefficients menu then select unit cm s and switch to Measurement mode by pressing D record the desired number of readings see Table 1 12 for recommended measurement time 3 4 2 5 Measurement of exposure dose rate of gamma radiation Measurement of EDR of gamma radiation by detector unit BDKG 96 turn the dosimeter radiometer on by pressing D record the desired number of readings see Table 1 12 for recommended measurement time 3 4 2 6 Measurement of gamma photons flux Measurement of gamma photons flux by detector unit BDKG 96 turn the dosimeter radiometer on in the Settings mode by pressing gt gt select Units of
82. utomatically when the measurement uncertainty reaches 6 90 the measurement process stops the result of measurement is saved into archive 1f Autosave is enabled as described in 3 5 6 6 if Autosave is disabled press to save the result and then a new measuring cycle starts automatically if is pressed a new measuring cycle does not start Parameter of the algorithm is the maximum measurement interval If non zero measurement time 15 selected the measurement process will stop after reaching a preset value of measurement uncertainty or after lapse of maximum measurement interval setting algorithm parameter to zero disables the limit for measurement interval 3 5 6 5 Regardless of the measurement algorithm selected by operator measurement data are continuously processed using Tracking algorithm to provide representation on the dynamic scale in the Primary measurement window and to compare measured values with thresholds Alarm Preliminary and Bottom 3 5 6 6 Enabling or disabling of Autosave function enables or disables automatic saving of measurement results in the archive of control unit Results of measurements obtained using Fixed time and Fixed tolerance algorithms are saved at the end of measurement time when Tracking algorithm 1s used measurement data are saved with periodicity which was set when algorithm was selected or after each automatic restart of the measurement process TE1 415313 003RE 40 3

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