Operation of Radionuclide Identification Devices (RID) IdentiFINDER Ultra

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• Operation of Radionuclide Identification
  Devices(RID) IdentiFINDER Ultra

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Outline

• ICX IdentiFINDER-Ultra components
• Easy mode
• Switching on/off
• Dose rate mode
• Finder mode
• Identification mode
• Data transfer to PC
• Advanced mode

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ICX IdentiFINDERUltra

• Gamma detection
• NaI(Tl)-crystal
• GM tube
• Neutron detection
• He3 tube
• External moderator
• Gamma spectrometer
• NaI(Tl)-crystal
• Stabilization and recalibration (KCl-box)
  necessary

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ICX IdentiFINDER-Ultra
NaI(Tl) detector
Green LED (connection to ext. power supply)
Orange LED (charging)
Display
Command line
Selection buttons
Blue LED (neutron indicator)
Red LED (gamma indicator)
Power on/off
Adapter for charging and PC connection
Battery case
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Button Functions

• Menu buttons (L, M, R)
• Correspond to commands shown in the display
• Power button to
• Switch on (press shortly)
• Switch off (press and hold for at least 3 sec.)
• Acknowledge neutron alarm (press shortly to stop
  sound)

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Switching on Ultra

• Press power button shortly
• System self check
• Display indicates instruments status
• Ultra ready for use when dose rate is displayed

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Dose Rate Mode
Battery status
Logarithmic scale of dose rate
Dose rate
Neutron count rate

• Command line
• Search mode (FINDER)
• Identification mode (IDENT)
• Advanced mode (OPTIONS)

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Finder Mode
Start finder mode away from the object and wait
for 10 sec (count down)

• Press L command FINDER

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Finder Mode

• Display information
• Auto scaling strip chart (most recent
  measurement displayed on the right)
• Dose rate

• Passing a Source
• Peak appears
• Dose rate increases
• Safety alarm

• Background
• Statistical fluctuations
• Dose rate low

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Identification Mode

• Press M command IDENT

Possible messages

• Countdown 60 sec.
• Distance indication

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Identification Mode

• Identification results
• Up to 2 results
• Confidence of identification
• 10 very likely
• 1 unlikely
• very weak indication
• Categorization
• Industrial, Medical, Nuclear, NORM
• Isotope (e.g. Ra-226)
• Continue measurement (press L), if display
  shows Not in Library or a low confidence level
• Save spectrum (press M)

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Identification Mode

• Save spectrum
• Save as a new spectrum
• (memory to store up to 100 spectra)
• Overwrite old spectrum confirm overwriting

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Identification Mode

• Unclear results
• Not in library
• Activity too low
• Special identification results
• Uranium does not specify if source is natural,
  depleted or enriched Uranium
• Am (Plutonium?) Am-241 is one of the daughter
  products of Plutonium Americium is possible
  indication of Plutonium

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Data Transfer to PC

• Connect Ultra to PC (USB-cable)
• Start IdentiFINDER Transfer software on PC
• Press Preview transfer of stored spectra from
  Ultra to PC
• Select files from the Stored spectra folder
• Use Destination PC directory to select
  destination folder
• To save spectra press gt for one spectrum or
  gtgt for all spectra

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Advanced Mode

• Press R Command OPTIONS
• Password required