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ElvaX mini



Spectrometer "ElvaX mini" is a compact desktop energy-dispersive X-ray fluorescence (EDXRF) alloys analyzer. It is right and affordable solution for jewelry industry, alloy sorting, express QC in metallurgy. The accuracy of determining concentrations is better than 0.3% for metal alloys.

Fields of application

  • RoHS & WEEE
  • Jewelry
  • Metallurgy

Basic user specifications

Element detection range from Ti (Z=22) to U (Z=92)
Data acquisition time 5 - 200 s
Power supply 90 - 240 V, 50/60 Hz
Power consumption 30 W
Dimensions 225 mm x 340 mm x 200 mm
Weight 10 kg

Technical characteristics

X-ray source

X-ray tube W anode
250 um Be window
X-ray generator voltage: 4-40 kV, adjustable in 100 V steps
current: 0-100 чA, adjustable in 0.2 чA steps
maximal power: 4 W
Stability 0.1% per 8 hours

X-ray detector

Detector type solid state Si-pin-diode with thermo-electrical cooling
Active area  6 mm2
Energy resolution  165 eV at 5.9 keV (Mn Ka line)
Be window thickness 25 um

Spectrometric processor

Pulse processor digital pulse processor
pile-up rejection
pulse shape selector
automatic adjustment to count rate
ADC 4096 channels
Buffer RAM 4096 32-bit channels
Timers real and "live" time


Supported operating systems Windows XP/Vista/7
Quantitative analysis algorithms fundamental parameters
quadratic stepwise multiple regression
manual spectra comparison