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Hobre C-QUAND Online XRF Element Analyzer

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Hobre C-QUAND

C-QUAND is an online analyzer that continuously measures total sulfur, salts and metals in liquids by energy-dispersive XRF; offered in Türkiye by Tetra.

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Installation, calibration, spare parts and service in Türkiye come from Tetra; cabinet and panel integration can be done at our İzmir facility.

Technical information

Measurement principle
Energy-dispersive XRF (ED-XRF)
Element range
Si - U, up to 8 elements
Measurement range
0.5 ppm - % level
Outputs
2 or 4 pcs 4-20 mA, Modbus (RS485/TCP/IP), optical fiber

C-QUAND is an online energy-dispersive X-ray fluorescence (ED-XRF) analyzer that measures elements between Si (Z=14) and U (Z=92) in liquid streams, up to a maximum of eight elements per analysis. It is used in applications such as total sulfur in fuels, salts and metals in crude oil, chlorine in sour water, and SAF/HVO production. The cell is continuously flushed with fresh sample.

C-QUAND features

  • Measurement range 0.5 ppm to percent levels (depending on the application)
  • 15 W, 50 kV silver anode X-ray tube and SDD detector
  • Calibration with fewer than five samples, generally at intervals longer than a year
  • Automatic drift and backscatter correction
  • C-QUAND-ELT and auto-flushing C-QUAND PLUS variants

Spare parts and consumables

Write to us for spare parts and consumables; the Tetra service team supplies and replaces the right original parts for your instrument.

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