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GASEX OEM

Related Applay:

Optimized Gas cell

FTIR Assembly

Compact and rugged

Cost effective

The ARCoptix FTIR spectrometer GASEX OEM module represents a highly efficient, rugged and fully integrated solution for gas spectroscopy in our product portfolio. 

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Introduction

ARCoptix OEM FTIR Spectrometer Gas Analysis Module

Combination of our FTIR ROCKET module and a multi-pass gas cell

The ARCoptix FTIR spectrometer GASEX OEM module represents a highly efficient, rugged and fully integrated solution for gas spectroscopy in our product portfolio. Our OEM010 module is coupled to a low volume (0.2L) heated (up to 200°C) gas cell, in which light experiences multiple reflections, resulting in an integrated optical path of 5m with more than 50% transmission. The cell's internal optics is rhodium and gold coated, making it extremely resistant against most chemicals including acid gases such as HF, HCl, HBr, and many other gases like CO,CO2, NO, NO2, NH3, SO2,NOx, CH4, VOC's,...
The GASEX OEM has been standardized to operate with a resolution of 0.5cm-1, which makes it compliant with the newest legal regulations for emission measurements. Featuring a USB 2.0 connection, the unit can also host an embedded single-board computer for standalone operation. Typical limit of detection (LoD) are below 1 ppm for most of the gases – with 20s integration time.



  • Characteristics

  • uOptimized Gas cell and FTIR Assembly

  • uCompact and rugged

  • uResolution of 2 cm-1 down to 0.5 cm-1

  • uMCT Detector with high detectivity TE-cooled MCT detector 5000-830 cm-1 (2-12μm)

  • u5m heated gas cell with small volume (0.2L)

  • uUSB connectivity and SDK available

  • uCost effective


  • Specifications

FT-IR
Product codeGASEX-OEM-060-4TEGASEX-OEM-085-4TEGASEX-OEM-120-4TE
Beamsplitter materialCaF2ZnSe
Spectral range [cm-1]5'000-1'6606'600-1'2005'000-830
Spectral range [μ m]2.0-6.01.5-8.52.0-12.0
D* [cm Hz1/2W-1]>1x10E11>8x10E9>4x10E9
Signal-to-noise ratio (0.5cm-1, 1 min scan)>55'000:1>35'000:1>35'000:1
Detector typeMCT, 4 stages thermoelectrically cooled




Interferometer designPermanently aligned with dual retro-reflector

Resolution [cm-1 ]

8,4, 2, 1 or 0.5 cm-1
Wavenumber repetability<10ppm
Scan frequency>1.5 Hz @0.5cm-1
Internal reference laserTemperature-stabilized solid-state laser @850nm

Absotrans(TM)

Active suppression of Water and Carbon dioxide inside the interferometer housing
A/D converter24 bit
Operating temperature10°C - 40°C
Humidity90 % (Not condensing)
Communication interfaceUSB 2.0
Built-in light sourceSiC globar stabilized at 1550 K
Power requirement (FT-IR only)<35W @ 12VDC
Software interfaceWindows 7/10/11, Labview, .net compatible dll, API for controlling the instrument via our DLL
GAS CELL

Design

Multi-pass, permanently aligned, directly mateched to the FTIR

Path lenghth [m ]

5 or 0.2 (short cell)

Internal volume [Litres ]

0.2

Zero gas loss

> 3 dB (less than  50 %)

Operation temperature [°C]

 -20  to 200 (not condensing)
ConstructionAluminium with inert coating
Parabolic mirrors

Aluminum body  with rhodium protected gold   coating 

Heaters for stabilization at 180°C 

Electric 400 W  peak power, consumption in steady state:  around 30W

Thermostat

PID (integrated or customizable)

Operation voltage of heaters

220 V, (customizable for other voltages)

Gas  connectors

6 mm Swagelock (customizable)
SYSTEM (GAS CELL + FTIR)

Dimensions [mm]

380 x 180 x 120 
Total weight [kg]3.9