EDXRF process analyzer

On-line, real-time elemental analysis

NEX OL specifications

Elemental coverage:
  • Aluminum (Al) to uranium (U)
  • Multi-element analysis 

Analytical head:

  • NEX QC+ optical kernel
  • Toolless removal
  • Quick disconnects for all connections
  • Toolless X-ray window

Excitation:

  • 50 kV X-ray tube
  • 4 W max power
  • 6 tube fi lter positions with shutter 

Detection:

  • Silicon drift detector (SDD)
  • Thermoelectrically cooled 

Liquid flow cell:

  • Application specific body material
  • Toolless flow cell window change
  • Leak sensor

Communications:

  • MODBUS over Ethernet
  • Four 4 – 20 mA discrete outputs
  • Eight 4 – 20 mA discrete outputs (optional)
  • General warning: dry contact
  • General alarm: dry contact
  • Leak in cabinet: dry contact
  • Process alarm: dry contact 
    Available configurations:
  • Self-contained one box analyzer
    • liquid flow cell

  • Control unit box plus remote analyzer head
  • Multiple remote heads (non-classified only) 

Inputs:

  • 4 – 20 mA calibration select 

Area classifications:

  • Unclassified
    • Remote head / NEMA 4 box configuration

  • Class 1 Div 1 Groups B, C, D
  • Class 1 Div 2 Groups B, C, D
  • ATEX zone 2

Ambient conditions:

  • 0 – 35°C (32 – 95°F)
    • Consult Rigaku for other temperature ranges 
  • Air supply (NEMA 4 classified configuration):
  • Purge
    • 4.0 – 8.0 bar (60 – 115 psig) air pressure
    • 115 – 225 l/m (4 – 8 scfm) rapid exchange
    • Leakage compensation (application specific)

  • Optional vortex cooler
    • 710 – 990 l/m (25 – 35 scfm) dry oil free air
    • 6.2 – 8.0 bar (90 – 115 psig) air pressure

Power requirements:

  • 110/240 V, 2.5/1.5 A (47 – 63 Hz)
    • Dedicated supply