VIAVI Solutions MicroNIR SeriesPAT-U Instrument

MicroNIR PAT-U Process Spectrometer

A compact near-infrared spectrometer designed for in-line and at-line process analytical technology (PAT) applications in pharmaceutical and chemical manufacturing.

Non-invasive real-time NIR process measurement
Compact form factor for direct port integration
Validated for pharmaceutical and regulated environments
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Supported across Ireland & the UK by Antech Solutions.•Learn about PAT Solutions
MicroNIR PAT-U NIR Process Spectrometer
USB-Powered
Spectral Range
950 – 1650 nm
Linear variable filter (LVF)
Interface & Power
USB 2.0 / USB-C
Direct PC integration
Enclosure Rating
IP65 / IP67
Washdown compliant design
Primary Applications
Blend & Drying
Real-time process monitoring
Process Analytical Deployments

Standard Application Architectures

Proven instrumentation setups engineered for regulated pharmaceutical, chemical, and industrial processing lines across Ireland and the UK.

Continuous inline manufacturing line analytical interface

High-throughput inline verification

Continuous Inline Manufacturing Lines
Direct integration into moving powder, liquid, or granulation lines to monitor product composition and uniformity without sample extraction.
  • Real-time spectral feedback across active feed lines
  • Immediate detection of blend transitions and drift
  • Compatible with high-speed automated transport systems
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Direct-connected process vessel sensor setup

Vessel and reactor integration

Direct-Connected Process Installations
Flange, sanitary port, and immersion probe connections mounted directly to reactors, dryers, and mixing vessels under full process pressure.
  • Standard sanitary and industrial flange mountings
  • Continuous trending through critical reaction stages
  • Ruggedized optical interfaces for harsh environments
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Automated stream quality verification instrument rack

Multi-point routine quality checking

Automated Stream Quality Verification
Multiplexed sampling systems cycling across multiple transfer points to provide continuous automated stream clearance and batch verification.
  • Multiplexed channel support for multi-line facilities
  • Standardized data output to DCS and SCADA networks
  • Automated drift correction and calibration checks
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Have specific process geometry or sampling requirements?

Our application specialists assist with optical probe selection, flange design, and installation review.

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Related Industrial Solutions

Explore our specialized analytical systems, sensors, and turnkey validation workflows tailored for pharmaceutical and chemical production lines.

Process Analytical Technology
Real-Time Monitoring
Process Analytical Technology
In-line and on-line analytical instrumentation designed for continuous process monitoring, endpoint detection, and robust quality control in regulated manufacturing environments.

Key Application Highlights

  • Real-time blend uniformity & reaction tracking
  • Non-destructive Raman & NIR optical probes
  • Direct integration with plant control systems
Chemical Manufacturing
Industrial & API Synthesis
Chemical Manufacturing
Specialized analytical tools, automated sampling, and solvent verification workflows that streamline chemical synthesis, active ingredient testing, and hazardous area compliance.

Key Application Highlights

  • Hazardous area ATEX/Ex certified options
  • Solvent purity & raw material qualification
  • Consistent batch-to-batch yield optimization
Complementary Solutions

Related Technical Services

Explore specialized advisory and instrument support services tailored to keep your regulated analytical workflows compliant, optimized, and dependable.

Laboratory specialist performing analytical application consultation
Expert Advisory
Application Consultation
Work directly with our spectroscopy and analytical specialists to evaluate sample feasibility, refine methods, and specify the right instrumentation for your workflow.
Service Highlights
Method development & feasibility assessment
Process analytical technology (PAT) integration
Custom workflow & sampling configuration
Learn about Application Consultation
Field engineer conducting maintenance and optical diagnostics on laboratory analyzer
Lifecycle Care
Preventive Maintenance & Repairs
Maintain peak spectrometer precision and minimize unexpected downtime with scheduled maintenance protocols, OEM parts, and rapid engineer repair services.
Service Highlights
Scheduled calibration & optical verification
Emergency breakdown & fast on-site repair
Full audit trail & qualification documentation
Learn about Preventive Maintenance & Repairs
Expert Analytical Support

Ready to optimize your testing and process workflow?

Connect directly with our technical specialists. We help regulated laboratories and manufacturing teams select, qualify, and maintain the right analytical instrumentation.

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What you get with our application consultation:

Tailored Method Evaluation

Assess sample viability and choose optimal spectroscopic or physical testing techniques.

Feasibility & Trial Support

Proof-of-concept testing in lab and process environments before procurement.

Compliance & Qualification

Direct alignment with regulated GMP requirements across Ireland and the UK.

Direct Ireland & UK supportExplore consultation
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Additional product coverage

This section extends the migrated product coverage from the previous Antech website so visitors can reach the correct product family and application area from this live page.

MicroNIR PAT-U – NIR process monitoring

Add MicroNIR PAT-U coverage for process NIR monitoring and integration into production or development environments.