NIR » Process Near Infrared Analyzer MVP » Technology



The PIONIR and MVP systems were developed to optimize performance by integrating the highest performance components into an integrated system to meet your needs. Some of the technical features of the PIONIR and MVP are listed below.

Solid State Diode Array
The PIONIR requires no critical moving parts to produce a spectrum. Over time, this results in superior stability and reliability. The key components used to generate the spectrum, the grating and diode array, are fixed in place. There are no moving parts to wear out or lose their tolerances. Some customers have reported > 99.8% uptime.

Calibration Transfer
AVI (Absolute Virtual Instrument, licensed from Perkin Elmer) - The ability to transfer spectra and calibration models between analyzers is critical to long-term success. NIR calibrations are very sensitive to the spectral repeatability of analyzers. Small differences between analyzers result in large differences in predictions. The PIONIR is the only instrument that includes internal standards that standardize instruments for both wavelength and spectral resolution across the whole measured spectral range. This is critical for transferring data and calibrations between instruments, and also to insure your analyzer performance does not change over time or after service. The patented AVI technology allows the PIONIR to attain a wavelength repeatability of +/- 0.004 nm scan to scan, and a wavelength accuracy of +/- 0.01 nm long term.

Dual Beam Probe
The PIONIR uses a dual beam probe for increased stability. This means that for each sample analyzed, the analyzer looks at both the sample and a reference channel. Some analyzers look at a reference channel once, and there after at the sample channel. This typically results in higher instrument drift.

Computer On-Board
The PIONIR can operate in the "stand-alone" mode for routine operation because it has a built in computer. This means that the Remote Management Station is used to set the analyzer up, and then it can be removed for routine use.

Third Overtone Spectral Region
The PIONIR operates in the 3rd overtone region of the spectra, (800-1080 nm). This allows us to use long runs of low cost, high transmission fiber optic cables. It also allows us to use a long path length (10 cm), reducing the possibility of line or probe fouling.

Ability to put the probe in a hazardous environment - The PIONIR probe can be separated from the analyzer and placed in a hazardous environment up to 1 km away.

Ability to be installed outside, without the expensive cost of an analyzer shelter - The PIONIR can be installed and operated outside, under a rain shelter in a class 1 division 1 area. All of our competition requires installation inside a shelter, and often the cost of a shelter can exceed the cost of the analyzer!

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No moving critical optical parts.

Dual beam sample probe.

Fiber optics allow probe placement up to 1 km from analyzer.

Complete Sample systems for Rackmount MVP available.

Typical response time of 1 minute.

Proven calibration transfer.

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ATI near-infrared and mid-infrared analyzers use chromatographic and spectroscopy technologies in a wide array of analyzers to help with sample composition and speedy analysis of gases, liquids, slurries and supercritical fluids. We can help you find the right Near Infrared Analyzer,Analect FTIR and FTNIR, Amine Stream Analyzer, FTIR and FTNIR analyzers, Process Gas Chromatography (PGC), Process Mass Spectrometers or Raman to fit your companies needs.chromatographic and spectroscopy technologies can monitor gases, liquids, solids, slurries, and supercritical fluids. We are a certified ISO 9001 Manufacturer.