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AT2503 personal dosimeter

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AT2503 personal dosimeter

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Brief description:Easy-to-operate, compact, high-precision, high-reliability microprocessor detector Can be connected to a computer through the reader to become part of the automatic employee dose monitoring system This dosimeter is used to measure personal x-ray and gamma-ray dose equivalents and dose rate equivalents in the energy range from 50keV to 1.5 MeV

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Detailed introduction

AT2503 personal dosimeter

Product introduction

l Easy-to-operate, compact, high-precision, high-reliability microprocessor detector

l The reader can be connected to a computer and can become part of an automatic employee dose monitoring system.

l This dosimeter is used in the energy rangeMeasurement of personal x-ray, gamma-ray dose equivalents and dose rate equivalents from 50keV to 1.5 MeV

l The detector is energy compensatedGM tube, microprocessor and correct background detection ensure highly accurate dose measurement over a wide dose rate measurement range

l Microprocessor controls operating modes, calculations, and display with backlightDisplay data on LCD and perform self-test

l After the dosimeter is turned off, the accumulated dose and its historical records are still stored in the memory.

l This dosimeter has been30 x 30 x 15 cm aqueous phantom calibrated and compliant with ISO4037-3 international standard

l AT2503 is used to measure personal x-γ radiation dose equivalent and dose equivalent rate

l Read or set personal and dosimeter serial number functions

l Threshold functions to modify dose and dose rate

l activate/Lock the change threshold function of the dosimeter button

l Standard configuration: personal dosimeter, battery, clip chain, plastic box, manual, instrument bag

l Optional parts: reader, application software

Application areas

l Nuclear industry

l nuclear medicine

l Radiology

l Non-destructive testing

l emergencies

l civil aviation science research

l Monitoring of absorbed dose load in humans

Product features

l The detector is compact and lightweight and can be placed in a jacket pocket for personal dose measurement.

l Change the dose accumulation time interval in the range of 1-255 minutes, and a table evaluates the cumulative dose in each time interval.

l Non-volatile memory automatically saves up to800 dose value

l Reset cumulative dose

l activate/Lock the function of resetting the cumulative dose of the dosimeter button

l Automatically save data in the data table and print the data

l The operating modes are:"dose", "dose rate", "power save mode", "catalog", "reset dose", "dose threshold", "dose rate threshold" and "exchange data with computer"

l simultaneous wide rangeMeasurement of gamma radiation dose and dose rate

l Anti-impact, anti-vibration, dust-proof, waterproof, and anti-electromagnetic interference.

l Continuous self-test of detector working status and battery power

l Visual and audible alarm

l Stand-alone application or system application with computer

l Small size and light weight

l The pulse interval is greater than10ns x-ray alarm function

Technical parameters

dose equivalent

1 μSv - 10 Sv

dose rate equivalent

AT2503:0.1 μSv/h - 0.5 Sv/h ; AT2503A:0.1 μSv/h - 0.1 Sv/h

dose measurement error

 ±15%

137Cs calibration error

 ±5 %

Dose rate measurement error

0.1 to 1 μSv/h: ±25%; more than 1 Sv/h: ±15%

energy response difference

50 keV — 1.5 MeV:±30 %

Audible and visual alarm conditions

Exceeding dose and dose rate limits, detection failure, battery shortage alarm limit

dose

30 μSv;200 μSv;1 mSv;4.2 mSv;12.5 mSv;50 mSv;100 mSv;1 Sv

dose rate

0.6 μSv/h;3 μSv/h;30 μSv/h;300 μSv/h;3 mSv/h;30 mSv/h;300 mSv/h;500 mSv/h

response time

Hp(10) > 10 μSv/h:5 s

radiation overload

AT2503: up to 5 Sv/h; AT2503A: up to 1 Sv/h

temperature range

-10°,+40°C

Relative humidity (+ 40°C)

98 %

Protection level

IP54

Power requirements

3 cells type:SR 44, V357, LR44, A76

continuous operation time

Hp(10) < 1 Sv/h (economy mode, backlight off): 5000 h

EMC compatibility

CEI/IEC 61000-4-2:1995;IEC 61000-4-3:1995

Size

Dosimeter:85×46×16 mm; reader: 90×66×28 mm

weight

Dosimeter:70 g; reader: 300 g

Product consultation

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