QUARTA RADEX RD1008 User manual

2011
RADIOACTIVITY DETECTOR
RADEX RD1008
User manual

2
The radioactivity detector RADEX RD1008 (hereinafter – the product) is designed to
detect the presence of ionizing radiation and estimate the values of the ambient dose
equivalent, the ambient equivalent of photon (gamma and X-ray) ionizing radiation dose
rate and the flux density of beta particles.
The product can be used for estimating the radiation level on the ground and in the
residences, for estimating the contamination of products, objects, money, materials, food
and others with the sources of gamma - and beta - radiation.
The product has the following features:
¾simultaneous evaluation of the ambient dose equivalent of the photon ionizing ra-
diation and the flux density of beta-particles;
¾evaluation of the ambient dose equivalent values for the two users;
¾the continuous estimation with the result adjustment;
¾fast, automatic restart after a sudden change in dose or radiation flux density;
¾display message of the received background values;
¾display message of the measured dose rate or flux density excess above the
background values;
¾time of measuring is reduced as the dose rate increases;
¾increasing the number of measurement cycles leads to an increase in data
precision;
¾change the alarm threshold for gamma- and beta- radiation;
¾measuring gamma-radiation dose with registration of measurement time;
¾in the alarm a sound or a vibra-call signal is used;
Application conditions: the ambient temperature from minus 20 to +50°C and relative
humidity of 80% at +25°C.
Results obtained using this product can not be used for official conclusions about the
radiological situation and the extent of contamination.

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CONTENTS
1. Description and operation of the Product 4
1.1 Application of the Product 4
1.2 Technical specification 4
1.3 Structure and principle of operation 5
1.4 Marking and sealing 21
1.5Packaging 21
2. Utilization 22
2.1 Utilization restrictions (safety measures) 22
2.2 Preparation of the Product for operation 24
2.3 Utilization of the Product 25
2.4 Possible malfunctions and their elimination 27
2.5 Actions under extreme conditions 27
3. Maintenance 27
4. Repair 28
5. Transportation and storage 28

1. DESCRIPTION AND OPERATION OF THE PRODUCT
1.1 Application of the Product
Radioactivity detector RADEX RD1008 evaluates the radiological situation according
to the value of the ambient dose equivalent H * (10) of ionizing photon (gamma - and X-ray)
radiation (hereinafter - the dose rate), the value of the flux density of beta- radiation (hereinafter
referred to as the flux density) and acumulates the ambient dose equivalent of gamma-
radiation (hereinafter - the dose).
1.2 Technical specifications
oRange of dose rate, µSv/h ….…………………………..……..……………..from 0,1 to 999
oRange of flux density measurement, 1/(cm2* min) …..……….……………. from 6 to 999
oRange of dose measurement ................................................. from 0,01 µSv to 350 mSv
oRange of energies of registered:
1) photon ionizing radiation, MeV ………………………….………….. from 0,05 to 3,0
2) beta radiation, MeV……………………………….……….…..………from 0,05 to 3,5
oRandom error at a confidence probability of 0,95 (reproducibility of results)
1) dose rate, not more,% ……………………………………….…………...... ± (15+3/H)
where H - the dose rate in µSv/h.
2) flux density, not more,% ………………………………………………… ± (20+200/P)
where P - the flux density, 1/cm2* min.
3) the dose, not more,% ………………………..……………………………………..... 15
oRange of audio alarm thresholds
1) dose rate, µSv/h …….……………………………..…………………. from 0,2 to 1,20
2) flux density, 1/(cm2* min) ….……………………..…………………... from 10 to 120
oTime of measurement:
1) dose rate, s …………………………………………………..…………..…from 2 to 21
2) flux density, s..…………………….……………………….…….……………..…….. 21
oPower supply: battery «AA» type …………………….…………….…….…………….. 1 pc.
oTime of continuous work h, minimum ………….……..…………..….….………………..950
oProuct dimensions height x width x thickness, mm, ……………………………140x64x26
oWeight (without batteries), kg, max ……………….……….……………….…….........0,175
¾The measurement time depends on the dose rate. Increase of the number of
measurement cycles leads to the increase of reliability of indications.
¾Time of continuous operation of the product specified for the battery with a capacity
of 3100mAh, with the natural background level not more than 0,30 µSv/h, not more than
5 1/(cm2* min), and factory settings of the product.
Factory settings:
Profile - «MEASURE»;
Dose rate threshold – «0,30 µSv/h»;
Flux density threshold – «10 1/cm2* min»;
Background –«OFF»;
Options: AUDIO – «QUIET»;
VIBRA-CALL– «OFF»;
DOSE – «OFF».
1.2.1 Customization tools:
¾«MEASURE» or «SEARCH» modes
¾setting of the alarm threshold, above which the alarm call or vibra signal turns on;
¾calculation of the background values of dose rate of gamma-radiation and the flux
density of beta-particles;
¾indication of background values on the display;
¾indication on the display of excess of the measured values above background;
¾accumulation of gamma-radiation dose during the observation period for two users;
¾turning on / off the alarm;
¾turning on/off audio;
¾turning on/off vibra signal;
¾turning on/off the display backlighting.
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1.3 Structure and Operation
1.3.1 Exterior of the Product
The product is designed as a portable handheld device with autonomous power supply.
The buttons and icon fields of these buttons on the display are shown below.
1. LCD display.
2. Button Aand the icon of its function on the display.
The button has the next options:
¾«MENU» - entering the «MENU»;
¾«SELECT» - the selection of section in the «MENU»;
¾«CHANGE» – changing the settings in different modes;
¾«RESET» - resetting the accumulated dose value;
¾«+5», «+10» - increasing the threshold value with the fixed step;
¾«EVALUATE» - background evaluation;
¾«▲» - in calibration for the coefficients setting.
3. Button Band the icon of its function on the display.
The button has 4 main functions:
¾turning off the display backlighting in the modes «MEASURE» and «SEARCH».
Pressing the button makes the backlighting activate for 2 seconds. There is no
icon of the backlight function on the display;
¾« » - Move the cursor « ». Each press moves the cursor one position down,
from the bottom-most position the cursor returns to the top;
¾«-5», «-10» - reduction of the threshold with a fixed step;
¾«MAX» - the maximum threshold value.
4. Button Cand the icon of its function on the display.
The button has 7 functions:
¾switching on the product;
¾«OFF» - switching off the product with a long press in «MEASURE» or
«SEARCH» modes;
¾«RETURN» - exit from the «MENU»; a return to the previous screen;
¾«DOSE» – switching on the accumulated dose indication;
¾«BKGND» - exit from the background evaluation;
¾«SAVE»- saving in the threshold;
¾«ENTER» - enter the calibration code.
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5. Slot for the audio alarm. It is located in the upper part of the product.
Functions of the buttons in various modes and settings sections change, the button
icons on the same display fields change accordingly. The icons prompt the user the
functions of the buttons, thereby making the use of the product more convenient. The
instruction to press a button with a particular icon means pressing the respective button on
the product’s cover.
On the back side of the product there are:
¾beta - detector window, which is closed with a rolling shutter;
¾cross marked center of gamma-detector;
¾battery compartment cover;
¾battery compartment;
¾shutter latch, using which you can move the shutter.
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1.3.2 Display formats
1.3.2.1 When switching the product on, the «screen RD1008» with icons of the
buttons, manufacturer’s or individual settings opens on the display, and in some time the
detection of gamma-ray or beta-particle (hereinafter - the quantum) icon appears.
1. Symbol marking of the product;
2. « » – The icon of gamma-quantum or beta-particle detection;
3. The icon of the button A- the «MENU» (see art. 1.3.1.2);
4. « » – The icon of vibra signal. If the vibra signal is off, there is no icon.
5. « » – The call icon. If the call is off, there is no icon.
6. The icon of the button C: «OFF» or «DOSE», if dose accumulation function is
switched on (see art. 1.3.1.4);
1.3.2.2. The display format in the mode «MEASURE»
After the first measurement cycle (21 seconds) the screen «MEASURE» with the
measurement results appears on the display.
The two variants of the mode «MEASURE» are possible: tacking the background into
account without the background. The picture of the display below shows the location of the
18 fields and the icons appearance of which is possible in these fields for two variants of
the mode «MEASURE».
Note - Not all of the icons shown on the picture may appear on the display simultane-
ously.
1. Battery indication icon:
¾« » - full charge of the battery;
¾« » - partially discharged battery;
¾« » - low battery;
¾« » - completely discharged battery.
2. – Digital readout of dose rate in µSv/h;
– Digital readout of the dose excess above background values, in µSv/h (only in
«MEASURE» taking the background into account;
10 11
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RD1008
■
●MENU OFF●
1
2
3 6
789
::: GAMMA: BKG 0,20
8.88 B0,30
■:::: BETA :::: BKG 10
888 B10
●MENU OFF●
16
15
14
13
18
12
17
5
2
1
4
6
3
7

3. « » – Indication of the number of cycles of gamma-radiation measurement
carried out (the full glass» equals to 8 cycles of measurements -« »). Cycle
duration of gamma-and beta-radiation measurement may not be identical, so this
icon of gamma- radiation may not coincide with an icon of beta- radiation
according to the number of cycles.
4. « » – The icon of quantum registration.
5. « » – Indication of the number of measurements cycles of beta-radiation carried
out (the full «glass» corresponds to 8 cycles of measurements -« »). Cycle
duration of gamma-and beta-radiation measurement may not be identical, so this
icon of beta- radiation may not coincide with an icon of gamma-radiation
according to the number of cycles.
6. «MENU» – The icon of button Afunction (see art.1.3.1.2). Pressing the button
takes you to the mode «MENU».
7. – Digital readout of the flux density in 1/cm2* min;
– Digital readout of the flux density excess above the background values,
in 1/cm2* min (only in the «MEASURE» taking the background into account;
8. « »- The turned on vibra signal icon. If the vibra signal is not off, there is no
icon.
9. « » – The turned on call signal icon. If the call is not off, there is no icon;
10. « » – Icon of exceeding the upper limit of flux density range (999). There is no
icon if the limit is not exceeded.
«» – The icon indicates that the measured flux density is less than the flux
density of the background (only in the mode «MEASURE» taking into ac-
count the background). In this case, the value «0» is shown in the field 6 on
the display.
11. «OFF» – The icon of button Cfunction (see p.1.3.1.4). In this field the icon
«DOSE» is possible, if you've enabled the «DOSE» function. A short press-
ing the button takes you to the screen with the indication of the accumu-
lated dose. A long pressing the button of about 4 seconds (until the display
becomes dim) results in switching the product off.
12. « B 10 » – The icon of alarm threshold and its value for beta radiation in the
«MEASURE» taking the background into account. The threshold in this
mode is set for the difference between the measured value and the value
of the background. If the alarm threshold for a given type of radiation is
disabled, there is no icon.
« 10 » – The icon of alarm threshold and its value for beta radiation. For ex-
ample, «10» means that the threshold alarm is 10 1/cm2* min. The alarm
threshold can be set within the range of 5 to 120 1/cm2* min. If the alarm
threshold is off there is no icon.
13. «BKG 10» – The value of the background flux density in 1/cm2* min (only in the
mode «MEASURE» taking the background into account).
14. «BETA» – Type of radiation indicator.
15. « » – The icon of the upper limit of measured dose rate range excess. If the
range limit is not exceeded, there is no icon.
«» – The icon indicates that the measured dose rate is less than the dose rate
of the background (only in the mode «MEASURE» taking the background
into account). In this case, the value «0,00» is shown in the field 2 on the
display.
16. « B 0,30» – The icon of the set alarm threshold in the mode «MEASURE»
taking the background into account and its value for gamma-radiation.
The threshold in this regime is set for the difference between the
measured value and the value of the background. If the alarm for a given
type of radiation is off, there is no icon.
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«0,30» – The icon of the alarm threshold for gamma-radiation. For example,
«0,30», if the alarm threshold is 0,30 µSv/h. The threshold can be set in a
range from 0,05 to 1,20 µSv/h. If the threshold is off, there is no icon.
17. «BKG 0,20» – The value of the background dose rate in µSv/h. (Only in the
mode «MEASURE» taking the background into account).
18. «GAMMA » – Type of radiation indicator.
1.3.2.3 The display format in the mode «SEARCH»
In the mode «SEARCH» the total number of particles detected with gamma-detector
and the beta-detector (hereinafter - the number of particles) for the measurement period
and the threshold set for this profile are indicated on the display.
Execution of the mode «SEARCH» is possible in two variants: without the
background and taking the background into account.
The figure of the display below shows the location of the 6 fields and the icons
appearance of which is possible in these fields for two variants of the mode «SEARCH».
Note - Not all the icons shown on the picture may appear on the screen simultane-
ously.
1. «SEARCH» – The mode index.
2. The total number of particles detected with gamma-detector and the beta-detector
divided by 100.
3. «
» –Indication of the number of cycles of gamma and beta radiation evaluation
carried out (the full « glass » corresponds to 8 cycles of measurement – « »).
4. « »– The icon of the upper limit of measurement range excess (999). If the limit
is not exceeded, there is no icon.
«» –The icon indicates that the evaluated value is less than the background
(only in the mode «MEASURE» taking the background into account). In this
case, in the value «0» in the field 2 appears on the display.
5. « 0,30» – The icon of the alarm threshold. The threshold can be set in a range
from 0,05 to 1,20. If the threshold is off, there is no icon.
« B 0,30» – The icon of the set alarm threshold in the mode «SEARCH» taking
the background into account. The threshold in this profile is set for the
difference between the measured value and the value of the background. If
the alarm threshold for a given type of radiation is off, there is no icon.
6. « BKG 0,20» – The value of the background.
The meaning of the remaining icons is explained above (see art. 1.3.2.2).
::: SEARCH
::::::::::::::::::::::::::::: BKG 0,20
■0,12 B 0,30
●MENU OFF●
2
1
3
5
4
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1.3.2.4 The display when executing the «DOSE» function.
A short pressing the button «DOSE» in the modes «MEASURE» and «SEARCH»
makes the accumulated dose values appear an the display.
1. The indicator of one of two accumulated doses: «DOSE1 » or «DOSE 2»;
2. The value of the accumulated dose of gamma-radiation in µSv or mSv;
3. the period of dose accumulation: months, days, hours;
4. «RESET» - the icon of button Afunction - clearing the accumulated dose value;
The meaning of the remaining icons is explained above (see art. 1.3.2.2).
1.3.2.5 The display in the mode «MENU».
1. The list of the MENU sections.
2. «►» – the cursor icon. The current cursor position indicates the pre-selection of
the menu section.
3. «SELECT» – the icon of button Afunction – entering the section indicated by the
cursor.
4. « » - the icon of button Bfunction. When you press the button the cursor moves
down the ring.
5. «RETURN» – the icon of button Cfunction. When you press the button the prod-
uct enters the mode «MEASURE»
1.3.3 Operation modes and the function
The product has three modes: «MEASURE», «SEARCH», «MENU» and the
«DOSE» function.
The mode «MEASURE» is set automatically when switching the product on, the
screen «RD1008» appears on the display. In this profile the evaluation of dose rate, flux
density and appearance of the data on the display is executed. Each detected quantum of
radiation displayed as an icon « ». The «MEASURE» profile has two options: evaluation
without the background and evaluation, taking the background into account.
►РЕЖИМ
ПОРОГ
ФОН
НАСТРОЙКИ
ПОВЕРКА
●ВЫБОР ВЫХОД●
●
▼
►MODE
THRESHOLD
BACKGROUND
SETTINGS
CALIBRATION
●SELECT RETURN ●
●
▼
1
2
3
4 5
:: DOSE 1 :::::::::::::::::
8,29 µSv
■MONTHS: 0
DAYS: 10
HOURS: 12
●RESET DOSE ●
1
2
3
4
10