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ECOTEST DKS-02PN Operating manual

Manual is about: CADMIUM SEARCH ALARM DOSIMETER

Summary of DKS-02PN

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    Search alarm dosimeter dks-02pn “cadmium” operating manual.

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    2 contents 1 description and operation ...........................................................3 1.1 p urpose of use ............................................................................................. 3 1.2 t echnical s pecifications ........................................................

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    3 this operating manual (hereinafter called the om) is intended to inform the user about the principles of operation and rules of application of the search alarm dosimeter dks-02pn “cadmium”. The manual contains all information necessary for full implementation of its technical capabilities and its ...

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    4 1.2 technical specifications 1.2.1 key specifications are presented in table 1.1. Table 1.1 name measurement unit standardized value sensitivity to gamma radiation for ( 137 cs), not less than (cps)/(μsv/h) 200 sensitivity to neutron radiation for: - thermal neutrons, not less than - fast neutrons...

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    5 table 1.1 (continued) name measurement unit standardized value anisotropy of the dosimeter when gamma radiation is recorded at gamma quanta incidence at angles from +60 о to - 60 о horizontally and vertically relative to the main measurement direction, marked by a “+” symbol: - for 137 cs and 60 С...

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    6 1.2.2 the dosimeter features a threshold alarm system with three independent threshold levels: - search threshold level or sigma-threshold (threshold level of pulse count rate from the detector of gamma radiation); - safety threshold level (threshold level of gamma radiation der); - neutron thresh...

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    7 1.2.7 the frequency of false signaling for gamma and neutron radiation - less than 1 per 10 hours of operation in a stable background environment and the following values of threshold levels: - search - 4; - safety - 1 µsv/h; - neutron - 1. 1.2.8 the dosimeter does not give false signals about the...

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    8 2.1.16 the dosimeter is resistant to falls on each of its six edges from a height of 0.75 m on the concrete floor. 2.1.17 the dosimeter remains unaffected by constant and alternating magnetic field of (50±1) hz frequency and 400 a/m intensity. 2.1.18 the dosimeter is immune to gamma and x-ray radi...

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    9 1.3 delivery kit of the dosimeter 1.3.1 the delivery kit of the dosimeter includes the units and maintenance documentation presented in table 1.2. Table 1.2- delivery kit item type q-ty note search alarm dosimeter dks-02pn “cadmium” ВІСТ.412139.005-02 1 charging device 1 model is not specified ope...

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    10 1.4 design and principle of operation 1.4.1 general information, design description 1.4.1.1 appearance of the dosimeter is shown in figure 1. Figure 1 – outlook of the dosimeter.

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    11 in terms of design, the dosimeter is made in a shape derivative of rectangular parallelepiped with replacement of flat planes with surfaces with large radii of curvature with rounded edges. The body is dustproof and waterproof, plastic. Dosimeter’s working position - vertical. The ingress protect...

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    12 1.4.2 operation of the dosimeter the dosimeter consists of the following main parts: high sensitivity detecting unit of gamma radiation (gduh), low sensitivity detecting unit of gamma radiation (gdul), detecting unit of neutron radiation (ndu), supply voltage formers (svf), bias voltage formers (...

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    13 1.5 labeling and sealing 1.5.1 the upper cover and the panel of the dosimeter is inscribed with the name and a symbol of the dosimeter, the ingress protection rating and the manufacturer’s trademark. 1.5.2 the lower cover of the dosimeter contains the factory serial number and the date of manufac...

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    14 2 proper use of the dosimeter 2.1 operating limitations operating limitations are presented in table 2.1. Table 2.1 – operating limitations operating limitation limitation parameters 1 ambient air temperature from - 20 to 50 °С 2 relative humidity up to 100 % at 35 °С temperature without humidity...

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    15 2.2.3 list of possible troubles and troubleshooting 2.2.3.1 the list of possible troubles and troubleshooting is presented in table 2.2. Please record the possible troubles in the table of appendix a of the operating manual. Table 2.2 - possible troubles and troubleshooting trouble, its manifesta...

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    16 2.3 use of the dosimeter 2.3.1 safety measures during use of the dosimeter 2.3.1.1 all works on the dosimeter use should be carried out according to the requirements set out in the following documents: "radiation safety standards of ukraine" (nrbu-97). State hygienic standards dhn 6.6.1-6.5.001-9...

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    17 2.3.2.2 a graphical color display is used to control the dosimeter’s operation. 2.3.2.3 in the process of operation the dosimeter generates the following vibration-sound and light signals. 2.3.2.3.1 vibration and sound signals: "quantum" - a sequence of short beeps that indicate to the intensity ...

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    18 notes 1 calibration by the level of gamma background is done automatically when the dosimeter is switched on as required by the user. Calculation of the search sigma threshold level of the alarm is performed regardless of the operating mode of the dosimeter. 2 for manual recalibration while in de...

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    19 - display of the dosimeter’s internal memory overflow - display of the alarm threshold level exceeding - display of the gamma background calibration process - display of the alarm status of gamma rays or neutrons counting rate - audible alarm status display - vibration alarm status display - ligh...

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    20 figure 2 - switching on the dosimeter figure 3 – login screen when you move the joystick up or down, choose one of the login options: "user" or "administrator" and press the central joystick button. Operation in the "administrator" mode is different in that you can modify the dosimeter settings t...

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    21 warning! Do not share the login password as "administrator" with individuals who will use the dosimeter as "users". They should not be able to change settings that directly affect the dosimeter’s operation. 2.3.3.2 switching off the dosimeter hold down the central joystick button for at least 3 s...

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    22 if the set threshold level of alarm triggering by sigma threshold is exceeded, icons and alternately appear in the area of icons display. If the threshold level of alarm triggering by neutrons count rate is exceeded, icons and alternately appear in the area of icons display, whereas triggering of...

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    23 2.3.3.4 the mode of intensity histograms display by gamma and neutron channels to switch to the mode of intensity histograms display by gamma and neutron channels, move the dosimeter’s joystick to the left or to the right (depending on the current operating mode of the dosimeter). "fid" inscripti...

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    24 if the set level of alarm triggering by sigma threshold for gamma radiation is exceeded, icons and alternately appear in the area of icons display. If the threshold level of alarm triggering by neutrons count rate is exceeded, icons and alternately appear in the area of icons display. Whereas tri...

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    25 2.3.3.5 the mode of the dosimeter setup to switch to the setup mode, move the dosimeter’s joystick to the left or to the right (depending on the current operating mode of the dosimeter). "set" inscription in the left upper corner of the display indicates to operation in this mode. Figure 7 – dosi...

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    26 to change the settings in items "display", "sound", "vibro", "light" and "gps", move the dosimeter’s joystick up or down until you select the desired option, then move the dosimeter’s joystick leftwards or rightwards to select , or a different value depending on the selected parameter. To change ...

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    27 2.3.3.5.1 display “display” item contains the following settings (fig. 8): figure 8 – display parameters setup • brightness – makes it possible to set the display backlight intensity ranging from 10% to 100% in 10% increment, or "auto". When selecting the display backlight intensity "auto", its i...

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    28 2.3.3.5.2 sound “sound” item contains the following settings (fig. 9): figure 9 – setup of sound signals • sound on – makes it possible to enable or disable the beeps when switching the dosimeter on and off; • sound keys – makes it possible to enable or disable sounding of manipulation with the d...

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    29 2.3.3.5.3 vibration “vibration” item contains the following settings (fig. 10): figure 10 – setup of vibration signals • vibr. On – makes it possible to enable or disable vibration signals when switching the dosimeter on and off; • vibr. Keys – makes it possible to enable or disable vibration dur...

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    30 2.3.3.5.4 light “light” item contains the following settings (fig. 11): figure 11 – setup of light signals • light on – makes it possible to enable or disable light signals when switching the dosimeter on and off; • light signal – makes it possible to enable or disable the light alarm triggered b...

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    31 2.3.3.5.5 language “language” item makes it possible to change the data display language on the dosimeter display (fig. 12): figure 12 – language setup 2.3.3.5.6 gps “gps” item contains the following settings (fig. 13): figure 13 – gps-receiver parameters setup • gps power supply - makes it possi...

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    32 • gps information - makes it possible to switch to viewing the current data of gps-receiver, namely, time, date, coordinates, number of satellites currently found by the device (siu), as well as information on whether these coordinates are reliable (fig. 14). Figure 14 – gps information 2.3.3.5.7...

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    33 • save measurements - allows saving the events with current coordinates, time and der in the dosimeter’s memory during measurement. If gps-receiver was disabled at the time of saving, or there was no communication with satellites, information about current coordinates will not be added to the eve...

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    34 2.3.3.5.9 about the device item "about the device" contains information about the model of the dosimeter, version of its trademark software, serial number, and information about the dosimeter’s manufacturer (fig. 17). Figure 17 – about the device this item also contains the subitem "change passwo...

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    35 2.3.3.6 data communication with pc 2.3.3.6.1 installation of software to read and review the events from the dosimeter and setting its parameters use the "events reader" software (hereinafter "events reader" sw), which is supplied by the dosimeter’s manufacturer. Important! You need to know the p...

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    36 note – you may get to know the com-port number by clicking the right mouse button on the icon "computer" and selecting "properties" in the popup window. Then in the left side of the window that appears, select "device manager" item and in the "ports (com and lpt)" tab find "st microelectronics vi...

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    37 2.3.3.6.3 events reading after starting the "events reader" sw the main window’s tab "events" opens (fig. 20). Figure 20 – "events" tab in the upper left corner of the "events" tab a serial number of the connected dosimeter is highlighted in the format "ser.Number ХХХХХХХХ", where ХХХХХХХХ is a u...

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    38 2.3.3.6.4 working with the readout events after successful reading of the events from the dosimeter (2.3.3.6.3) they are displayed in the "list of events" field of the "events" tab (fig. 21). Figure 21 – readout events select the required event in the "list of events" field. The information it co...

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    39 the upper right corner of the "events" tab contains the following buttons of the events control: - saving all events to the pc’s hard drive in the .Dat format (including those that are not displayed according to filters); - download the saved events from the pc’s hard drive; - save all events to ...

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    40 2.3.3.6.5 settings proceed to the "settings" tab of the main window the "events reader" sw (fig. 23) and click "read settings" to readout the current data from the dosimeter. Figure 23 – settings tab "settings" tab includes the following fields: • serial no. - this field displays the unique seria...

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    41 2.3.3.6.6 pin code change to change the pin code of access to "events reader" sw and login as the "administrator" in the dosimeter, click on the "change pin code" button on the right side of the "settings" tab of the "events reader" sw’s main window (fig. 24). A field of the pin code change opens...

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    42 2.3.3.6.7 map on the "map" tab of the "events reader" sw’s main window you can view all points on the map downloaded during the last reading according to the coordinates where they were saved (fig. 25). Figure 25 – “map” tab 2.3.3.6.8 completion of operation in the mode of data communication with...

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    43 3 technical maintenance 3.1 technical maintenance of the dosimeter 3.1.1 general guidelines the list of operations during technical maintenance (hereinafter - tm) of the dosimeter, the order of priority and features at different stages of the dosimeter use is shown in table 3.1. Table 3.1 - list ...

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    44 3.1.3.4 storage battery status control the dosimeter’s battery status control is performed during daily use, and before the long-term storage of the dosimeter. Follow the next procedure: - switch on the dosimeter; - monitor the battery’s state-of-charge by the indicator on the display; - if the b...

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    45 3.2.2 verification facilities the following facilities that should be used for verification are given in table 3.3: table 3.3 name regulatory documents or technical specifications УПГД-3Б standard equipment ambient dose equivalent rate of gamma radiation in the range from 0.1 to 10 6 µsv/h. Energ...

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    46 3.2.3 verification conditions 3.2.3.1 the verification test should be carried out under the following conditions: - ambient air temperature within (20±5) °С; - relative air humidity within (65±15) %; - atmospheric pressure from 84 kpa to 106.7 kpa; - natural gamma radiation background should not ...

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    47 notes 1 the mechanical center of the gamma detector is labeled "+" on dosimeter’s back cover. 2 the distance between the mechanical center of the source and the mechanical center of the dosimeter’s gamma detector is considered to be the distance between the mechanical center of the source and the...

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    48 where t = 2.78 - a student's coefficient at the confidence probability Р = 0.95 and n = 5; s - a relative root-mean-square deviation of measurement result calculated by the formula: ) 1 ( ) 10 ( ) 10 ( ) 10 ( 1 1 2 n n h h h s n i i (3.4) 3.2.4.3.3.2 calculate the limit of residual systematic err...

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    49 3.2.4.3.8 perform operation 3.2.4.3.2, 3.2.4.3.3 for gamma radiation der ) 10 ( 0 * h = (80  8) msv/h. 3.2.4.3.9 perform operation 3.2.4.3.2, 3.2.4.3.3 for gamma radiation der ) 10 ( 0 * h = (800  80) msv/h. 3.2.4.3.10 the dosimeter is acknowledged to have passed the verification test if the ...

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    50 4 certificate of acceptance the dks-02pn “cadmium” search alarm dosimeter ВiСТ.412139.005-02, with _________________________ serial number is verified and accepted for use. Date of manufacture ________________________ qcd representative: ___________________ stamp here (signature) state verificati...

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    51 6 warranty 6.1 the producer enterprise guarantees the conformity of the dosimeter with the technical requirements provided that the customer observes the guidelines on its use, shipping and storage presented in the om ВiСТ.412139.005-02 НЕ. 6.2 the warranty period of the dosimeter shall terminate...

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    52 7 repair 7.1 in case of failure or troubles during the warranty period of the dosimeter, the user should contact the supplier in his/her country. Warranty and post-warranty repair should be done only by the producer enterprise at the following address: pe “sppe “sparing-vist center” 79026, ukrain...

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    53 8 storage 8.1 the dosimeters should be stored in the packing box under conditions 1 (Л) according to gost 15150-69 in heated and ventilated storehouses with air- conditioning at the ambient air temperature from +5 to +40 о С and relative humidity up to 80 % at +25 о С temperature, non-condensing....

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    54 appendix А trouble record during use d at e an d ti m e of f ai lur e. O p er at ing m od e t ype ( m ani fe st at ion) o f tr o ubl e c aus e o f tr oub le , nu m be r of ope ra ti on h our s of t he f ai le d el em ent a ct ion t ake n a nd cl ai m no te p os it ion , na m e an d si g na tur e ...

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    55 appendix b repair p os it ion , na m e an d si gn at ur e o f th e re spons ib le pe rs on w h o ac ce p te d aft er re p ai r w h o p erfo rm ed re p ai r n am e of r epa ir t ype of re pa ir n um b er of hou rs w or ke d be fo re re pa ir n am e o f the r epa ir or ga ni za - ti o n d at e of r...

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    56 appendix c storage date storage conditions position, name and signature of the responsible person of placing in storage of removing from storage.

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    57 appendix d putting in prolonged storage and removal from storage date of putting in prolonge d storage storage method date of removal from prolonged storage name of the enterprise in charge of putting or removing from prolonged storage date, position and signature of the responsible person.

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    58 appendix e verification and inspection results date verification or inspection type verification or inspection result position, name and signature of the person responsible for inspection n ot e.

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    59.