FTIR Gas Analyzer, MultiGas™, Engine & Vehicle Emissions Measurement

Technical Specs

  • Type
    FTIR Analyzer
  • Measurement Technique
    FTIR Spectrometry
  • Measurable Gases & Vapors
    Most molecules except for N2, H2, and O2
  • Measurable Range
    Dependent upon gas, from ppm to %. Refer to Engine and Vehicle Application Package.
  • FTIR
    2102 Process FTIR, with spectral resolution 0.5 cm-1
  • Scan Speed
    5 scans/sec (5 Hz)
  • Scan Time
    0.2 sec or longer
  • Infrared Source
    Silicon Carbide
  • Reference Laser
    Helium Neon
  • Detector
    LN2-cooled MCT, 500-5000 cm-1 (TE.cooled MCT versions available for PEMS)
  • Purge Pressure
    20 psig (1.5 bar) max.
  • Spectrometer Purge Flow
    0.2 LPM of dry nitrogen or CO2 free clean dry air with dewpoints below -70°C
  • Pressure Transducer
    MKS Baratron Capacitance Manometer
  • Purge Connection
    Swagelok quick connect
  • Computer Requirements
    Optional: High speed Xeon processor supplied with analyzer
  • Communication
    RJ45 cross-over Ethernet, AK, Modbus, OPC, XML, analog (please inquire)
  • Enclosure
    19 in. rack mount chassis
  • Dimensions
    17.5 x 12.5 x 25.5 in. (width, height, depth)
  • Power Requirements
    120 or 240 VAC, 50/60 Hz, 3 amps
  • Weight
    110 lbs. (50 kg)
  • Sample Temperature
    191°C (113°C available as well)
  • Sample Flow
    0.5 - 100 L/min
  • Sample Pressure
    0.0-1.3 atm (calibration pressure dependent), 0.95-1.05 atm (recommended)
  • Sampling Acquisition Rate
    Dependent upon flow rate, 5 Hz @ 100 LPM
  • Sample Gas Inlet/Outlet Connection
    Swagelok 0.375 in., threaded
  • Gas Cell Materials
    316 stainless steel, Dursan coating
  • Gas Cell Pathlength and Volume
    5.11 m, 200 cc
  • Fittings
    0.375 in., threaded Swagelok
  • Tubing
    Heated 0.375 in. stainless steel inserted into compression fitting welded to gas cell
  • Mirrors
    Nickel plated aluminum substrate, with rugged gold coating with MgF2 coating
  • Windows
    ZnSe (other window material available)
  • O-rings
    Kalrez (others available)
  • 1065-Ready Calibrations
    Instrument-independent calibrations fulfill the 1065 requirements for a large number of gases
  • Factory Calibration
    Less than or equal to 2% of Reference Value
  • Accuracy
    Less than or equal to 2% of Reference Value
  • Repeatability
    Less than or equal to 1% of Reference Value
  • Noise
    Less than or equal to 1% of Analytical Range
  • Flow Rate
    0.5 - 100 LPM
  • Drift
    Less than or equal to 2% of Analytical Range

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