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Angioscan Electronics RADIASCAN-501 Operation Manual

Radioactivity indicator
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"ANGIOSCAN-ELECTRONICS" LLC
RADIOACTIVITY INDICATOR
RADIASCAN-501(701)
OPERATIONS MANUAL

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Summary of Contents for Angioscan Electronics RADIASCAN-501

  • Page 1 "ANGIOSCAN-ELECTRONICS" LLC RADIOACTIVITY INDICATOR RADIASCAN-501(701) OPERATIONS MANUAL...

  • Page 2: Table Of Contents

    C O N T E N T S DESCRIPTION AND OPERATION OF INDICATOR RADIASCAN-501(701) ......4 1.1 Purpose and Scope of Application.................... 4 1.2 Specifications ..........................4 1.3 Radiation registration method ....................5 1.4 Exterior appearance of the product ..................6 1.5 Indicator operating modes .......................
  • Page 3 6.2 Maintenance procedure ......................29 INFORMATION ABOUT THE DEVELOPERS ..............30...

  • Page 4: Description And Operation Of Indicator Radiascan-501(701)

    DESCRIPTION AND OPERATION OF INDICATOR RADIASCAN-501(701) Purpose and Scope of Application Portable stand-alone radioactivity indicator RadiaScan-501(701) (hereinafter referred to as the Indicator or product) is intended to alert the user of potential radiation hazard of the surrounding area, or individual items.

  • Page 5: Radiation Registration Method

    Parameter Value Powered from USB Available batteries 2 (accumulator cells or batteries) of type AAA Duration of contibuous operation at the background of less than 0,30 µSv/h and display contrast level 50%, not less than, h:  From 2 alcaline batteries ...

  • Page 6: Exterior Appearance Of The Product

    When any alarm threshold is exceeded the Indicator makes a corresponding sound. Alarm signals can be disabled using the settings of the Indicator. Exterior appearance of the product Appearance of the front side of RadiaScan-501(701) is shown in Fig. 1. 1 – USB slot 2 – LEDs 3 –...

  • Page 7: Indicator Operating Modes

    Appearance of the rear side of RadiaScan-701 with installed filter-cover is shown in Fig. 3.a, with removed cover – Fig. 3.b. 1 – Removable filter-cover 2 – marks of the axis of the detector 3 – detector window 4 – mark of the metal filter 5 –...

  • Page 8: Displaying And Alarm

    1.5.2 SEARCH mode The mode is used for search for sources of radiation on the area by moving the Indicator above the surface being examined and for defining areas with the highest readings. This mode is much more responsive to changes in radiation background compared to GAMMA mode, but due to significant decrease in the accuracy of readings.

  • Page 9: Elements Of Graphical Interface

    1.6.4 Battery discharge signal Upon detection of excessive battery discharge the Indicator delivers the following signals with the frequency of 2 times per second:  red LED lights up and goes out;  buzzer emits short tone signals;  low battery symbol lights up and goes out on the display. These signals are issued for 30 seconds or until the user presses any button, then the Indicator turns off.
  • Page 10 Header In gamma-radiation control mode the screen title has the following elements (listed from the left to the right): 1. time/date display field (current time is displayed by default, and when pressing and holding "Right" button – current date is displayed) – time format: "HH:MM:SS", date format: "DD:MM:YYYY";...
  • Page 11 Message bar The message bar (see. Fig. 4) shows the current alarm level. The following are the messages displayed in descending order of priority:  "No data" – the measured value is invalid;  "Dangerous" or "Alarm level 2" – the value is greater than or equal to the second threshold;...
  • Page 12 Both at measurement of the background, and at measurement of the total impact the screen is as shown in Fig. 6. 1 – screen header 2 – screen work area 3 – upper message bar 4 – lower message bar 5 –...
  • Page 13 Message bars The screen has two message bars (Fig. 6). The top bar displays user help tips on the current type of measurement:  "Put the cover" – when you switch to the background measurement mode;  "Remove the cover" – when you switch to the mode of measurement of total radiation exposure;...
  • Page 14 Clicking "Up" button means switching to the background measurement mode, clicking "Down" button means switching to cumulative impact measurement mode. As for the rest, the work area of ALPHA mode corresponds to the work area of BETA mode (see par. 1.7.3). Message lines ALPHA mode message lines are similar to BETA mode message lines (see par.
  • Page 15  "Norm" – the value is lower than the first threshold. 1.7.6 Main menu screen. RadiaScan-501 main menu screen looks as shown in Fig. 9. 1 – screen header 2 – screen work area 3 – message bar Fig.

  • Page 16: Event Log

     – activates ALPHA mode (only for RadiaScan-701);  – activates BETA mode (only for RadiaScan-701);  – activates GAMMA mode;  – activates SEARCH mode;  – activates DETECTION mode. Icon is used to call up the "Options" menu. One of the icons is always highlighted.

  • Page 17: Setting Up The Device

    SETTING UP THE DEVICE General principles Setting of the Indicator is done by means of menu. Some parameters can be changed directly from the menu, for others dialogues are used. Moreover, the indicator settings can be made also using support program RadiaScan.exe, included in the supply package. 2.1.1 Using the menu The main menu (see par.

  • Page 18: Setting The Time

     year field – marked on the bottom with "YY" letters. The order of use of the dialogue is described in Chapter 2.1.2. Setting the time To change the time, enter "Options" menu, then menu "Clock", select "Time" and press "Menu" button.

  • Page 19: Testing Alarm Signals

    enables or disables the selected sound. If the sound is turned on, the right side of the menu will show "On", otherwise it will read "Off". 2.13 Testing alarm signals To listen to the alarm signals, enter "Options" menu, then "Signals" menu, "Alarm" menu. Select one of the items: "Alarm-1"...
  • Page 20 2.16.1 Setting the units of measurement of the dose and dose rate To switch the units of measurement of the dose and dose rate, select "Gamma" menu, "Dose units" item and press "Menu" or "Right" button. When "Sv" (sievert) is chosen for the dose measurement unit, then Sv/h will be used for dose rate.

  • Page 21: Setting Conduct Of Measurements By Schedule

    2.17 Setting conduct of measurements by schedule This option allows for automatic measurements with specified duration based on four customizable schedules. The measurement results are stored in the memory log of the device. Measurements are made on the assumption that the device is used to assess the level of gamma-radiation, and the measurement result is the dose of this radiation.

  • Page 22: Parameters Of Search Mode

    2.17.4 Setting pause between measurements in a series of measurements In "Schedule" menu select "Pause" item and press "Menu" or "Right" button. "Pause" dialogue will open, consisting of three fields for entering hour (HH), minutes (MM) and seconds (SS) – duration of pause between the end of one and the beginning of the next measurement in the series of measurements.

  • Page 23: Parameters Of Alpha Mode

    displayed: "Do not consider". To enable this option, it is enough to set any non-zero value by pressing "Up" button. The value of the parameter affects the duration of a single measurement. The measurement will not be automatically completed until the statistical error of the measurement is higher than the value of the parameter.

  • Page 24: Event Log Parameters

    2.21.3 Setting alarm thresholds To set alarm thresholds, enter "Thresholds" menu.  To set default values, select "Factory settings" and press "Menu" or "Right" button. In the menu, select "Yes" and press "Menu" or "Right" button.  To set the first threshold, select "Alarm-1" and press "Menu" or "Right" button. ...

  • Page 25: Conduct Of Measurements

    CONDUCT OF MEASUREMENTS Operational restrictions and safety measures 3.1.1 Opening the device To avoid exposure of the detector to high voltage and failure of the circuit elements never open the device! 3.1.2 Detector window Avoid contact of mica window of the detector with foreign objects. It can make the detector inoperative.

  • Page 26: Order Of Disconnection From Usb

    Order of disconnection from USB When disconnecting the device from USB the Indicator automatically switches to power from batteries. If the batteries are already discharged, the Indicator power supply circuit may fail. Therefore, before switching off the Indicator from USB, either turn it off using "Power" (see par.

  • Page 27: Beta Mode (Only For Radiascan-701)

    When using RadiaScan-701 to increase the sensitivity you need to fully open the detector window, by removing the cover from the rear wall of the Indicator (see Fig. 3). In SEARCH mode, the following buttons can be used:  long-term (up to 3 seconds) pressing "Power" button switches off the Indicator; ...

  • Page 28: Detection Mode

    3.11 DETECTION mode The mode is intended for detection of the fact of radioactive contamination of surfaces of objects, food products, and other objects of research. Conclusion on presence or absence of contamination is taken based on two measurements:  measurement of the level of natural background radiation; ...

  • Page 29: Package

    PACKAGE The package ensures safety of the device during transportation and storage under normal weather conditions. TRANSPORTATION AND STORAGE Transportation of the Product can be carried out by any mode of transport to any distance. During transportation, the Product shall be protected from precipitation. Conditions of transportation of the Product shall conform to the requirements: ...
  • Page 30 If the value of the dose rate measured in normal conditions is in the range from 0.10 µ to 0.30 Sv/h, the product is suitable for use. Otherwise, the product is subject to additional verification or repair. INFORMATION ABOUT THE DEVELOPERS "ANGIOSCAN-ELECTRONICS"...

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