Diverse and Customizable NIR probes for your process.

An overview of our Pre-Configured Process NIR Cell and Probes.

Transmission Flow-through liquid cell

Fiber-Optic coupled transmission liquid cell

Fiber-Optic coupled transmission liquid cell.

  • Fixed optical pathlength option: 0.375, 0.50, 0.75, 1.0, 2.0 or 5.0mm.
  • Windows material option : BK7 or Sapphire
  • 1/4 in. OD Tube Process Connection
  • Fiber-optic connexion: SMA connectors
  • Cell material : Stainless steel 316
  • O-rings material: Perlast (Perfluoroelastomer FFKM)
  • Maximum operating pressure: BK7 16 Bar; Sapphire 50 Bar
  • Maximum operating temperature -20°C to 250°C
  • Temperature control liquid channel maximum pressure: 25 Bar
  • 1/16 in. Optical purge channel flow requirement: 5 litre/min
  • Requires N2 or dry Instrument Air (-40C dewpoint) for Cell Purge and cell reference (non continuous flow). See option for membrane dryer
  • Liquid heating/cooling not included.

※ Available option for Hastelloy High Pressure configuration

PTFE non-contact probe

Sampling Accessory for the Wet Process Analyzer (WPA)

  1. One Teflon™ sampling sensor ClippIR+ suitable for a 3/4″ o.d. Teflon™ tube (PFA, wall thickness 1/16″)
  2. One Teflon™ adaptor for 1/2″ o.d. tube (PFA, wall thickness 1/16″)
  1. One set of Fiber Optic Cables, from 10 to 100 meters (sold separately)

Transmittance Probe

Hellma Excalibur HD FPT 25

  • Outer Diameter: 25mm / 1 inch
  • Optical Path Length / Focus: 5 mm
  • Optical Material: Sapphire
  • Body Material: Stainless Steel 1.4435/1.4404 (316L)
  • Sealing Technology: Gold coated High-Nickel Alloy C-Ring in permanently welded structure (suitable for negative pressure)
  • Spectral Range: NIR
  • Optical Connection: F-SMA Socket and Installation Housing (NEMA 4, with 3/4″ NPT male fitting)
  • Fiber Optic Technology: Light guides
  • Process Connection: Flange according to customer specifications
    (Flange Type: JIS RF 10K 25A) inclusive of welding
  • Maximum Pressure: 250 bar (overpressure at RT, 195 bar at 200°C, 160 bar at 300°C, 140 bar at 400°C)
  • Maximum Immersion Depth: 400mm
  • Additional Functions: Back filled with inert gas (N2, 4 bar)
  • Temperature: -30°C to 400°
  • PMA Connection Housing is congifurable

Diffise Reflection probe

Hellma Gladius Xtremely Precise

  • Measurement principle: Diffuse Reflection
  • Outer diameter: 12 mm / 25 mm
  • Optical path / focus: 2 mm
  • Optical material: Sapphire
  • Probe body material: Stainless Steel 1.4435/1.4404 (316L) / Hastelloy C-22 (2.4602)
  • Sealing technology: EPDM / Kalrez 6221 / solded
  • Spectral range: UV/Vis (240nm-1100nm), NIR (400 nm – 2300 nm)
  • Optical connection: F-SMA socket and ATEX PMA housing NW23 / 2m glass fiber with stainless steel coating, 2X F-SMA connector and ATEX PMA housing
  • Optical connection: Fiber optic bundle with 8 or 14 fibers, 200/400/600 µm
  • Fiber optic technology: Standard light guides / high temperature lightguides
  • Process connection: Various EN/DIN flanges (flange according to customer requirements inagreement)
  • Maximum pressure: Dependent on the selected process connection, 40 bar (Class 300, overpressure at RT)
  • Temperature: 5 °C – 120 °C
  • Maximum immersion depth: 640 mm (Ø 12mm) / 940mm (Ø 25mm) without flange
  • Probe pipe length: Without flange: immersion depth + 10 mm, with flange: immersion depth +
    50 mm
  • Additional functions: Internal flushing of the probe body as an option (only Ø 12mm)
    Temperature: 5 °C to 180 °C
  • Pressure: -1 bar to 16 bar
  • Delivery scope: Optical immersion probe, user manual, customer technical drawing, certificate of pressure test, report of optical transmission test, transport packaging
  • ATEX Suitability: ATEX Zone 1/21

Diffuse Reflectance probe w/o sample contact

Hellma Gladius Beam FDR

For reflection measurements without sample contact. The Gladius Beam FDR is a diffuse reflectance probe that has been designed to provide optimum performance in applications requiring a physical offset between the probe and target to be viewed. The unique design of the probe provides the ability to vary the offset distance and viewed spot diameter while effectively minimizing stray light. The FDR-805 can be used with virtually any type of visible or near-infrared spectrometer

Special Features:
  • Optimized for sensitivity and flexibility
  • Sample distance of 25 mm to 100mm
  • Low scattered light
  • Bifurcated 80-fiber bundle
  • Model series: Gladius Beam FDR
  • Measuring principle: REFLEXION
  • Diameter Probe Barrel: 31.75 mm (1.25 inch)
  • Optical Path / Focal Length: Probe distance adjustable from 25 to 100 mm; Diameter
    illumination area: 5 mm at 50 mm distance
  • Wavelengths: 400 nm – 2200 nm
  • Fiber Optic Technology: 2x 39 fiber bundle, active area 1.7 mm diameter
  • Max. Immersion depth: contactless measurement
  • Temperature: 5 °C to 100 °C

Transflectance probe

Series 650 Trnasflectacne probe

PSD’s Series 650 Transflectance Probe is a precision optical instrument that allows remote fiber optic NIR transmission
measurement of heated and pressurized clear or slightly scattering liquid process streams. Applications include
permanent side-stream and in-line installations and this probe can also be dipped into liquid samples at the laboratory
bench or at receiving inspection

  • Micro Bundle 650 Transflectance Probes
  • Includes Variable Mirror Tip
  • Probe Material: 316L SS
  • Probe length: 300mm (other size available upon request)
  • Optics: Sapphire
  • Probe diameter: 0.5inch(12.7mm) to 1inch(24.5mm)
  • Variable Pathlength Morror Tip: 1-20mm
  • Max. Temp: 300oC
  • Max. Pressure: 5,000 PSI


TALYS ASP400 Series

Pre-engineered Sample Systems for TALYS ASP400 series with fiber optic interface

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