Excalibur HD FPT

Products of this category are particularly well-suited for transmission measurements under harsh process conditions due to patented metal seals from Axiom Technology. The probe is available in different diameters.

Your advantages

  • High quality
  • Highest chemical resistance
  • Robust (high temperatures, high pressure)
  • Maintenance-free

Excalibur HD FPT

Model series Excalibur HD FPT 25
Measuring principle TRANSMISSION
Outer Diameter 25 mm | 1 inch
Optical Path Length / Focus 2 mm
Optical Material Sapphire
Probe Body Material Stainless Steel 1.4435/1.4404 (316L)
Sealing Technology Gold coated High-Nickel Alloy C-Ring
Spectral Range NIR
Wavelength for UV: 200 - 800 nm (opt. >230 nm), Vis: 400 - 2000 nm, NIR: 800 - 2500 nm
Transmission Average over measured range > 20 %
Optical Connection F-SMA Socket and ATEX PMA Housing NW 23
Optimized for fibers with 600 µm, NA 0.22
Fiber Optic Technology Light guides
Process Connection EN 1092-1/05/A/DN 25/PN 40
Probe Barrel Not suitable for Swagelok
Maximum Pressure 40 bar (Class 300, overpressure at RT, 31 bar at 200 °C, 27 bar at 300 °C, 25 bar at 400 °C
Temperature Restrictions T max: secondary confinement 290 °C, optical connector 150 °C, Copex PMA 130 °C (85 °C for ATEX)
Maximum Immersion Depth 200 mm
Minimum Immersion Depth 35 mm + Path Length
Length of Probe Barrel Without flange: 250, 450, 650 or 950 mm, with flange: depending on max. immersion depth, allow 50 mm space for flange
Additional Functions Back filled with inert gas (N2, 4 bar)
The FPT provides a safety barrier and inerting with shielding gas (unless internal flushing is selected)
Temperature -20 °C to 400 °C
Pressure -1 bar to 40 bar
Delivery Immersion Probe, Manual, Customer's Drawing, Protocol of the transmission test, Transport case
Expected delivery time on request
Articel number PX4BSSGNABLL200G
Price per unit on request
Quantity 1

More informationLess information

Products of the brand:

Excalibur = Transmission

HD = Heavy duty

HY = Hygienic/3-A

XP = Xtremely precise

FPT (Datasheet)

Excalibur HD FPT (Datasheet EN)



Hellma USA Inc.
80 Skyline Drive
11803 Plainview, NY
United States

Phone: +1 5169 3908 88


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