Why Choose the PR-111?
Engineered for demanding industrial environments where accuracy, reliability, and uptime are non-negotiable.
Laboratory-grade precision in a rugged inline package. Continuous measurement eliminates sampling errors and lab delays.
Adapters engineered to order in any shape, size, and material to fit your exact pipe, vessel, or process connection.
4–20 mA and RS-232 outputs integrate directly with your PLC, DCS, or SCADA system for closed-loop control.
Direct access to application engineers who understand your process. No call centers — real expertise, fast.
Every PR-111 is manufactured under a certified quality management system for consistent, traceable performance.
Serving customers worldwide with installation support, calibration services, and replacement parts.
Featured Product
PR-111 Inline Process Refractometer
The PR-111 provides a continuous readout of dissolved solids or soluble liquids, giving you a temperature-compensated reading correlated to percent solids or concentration.
Continuous Monitoring
Real-time data stream for instant process control.
Calibration Included
Pre-calibrated to your specific requirements.
Robust Design
Stainless steel construction for demanding environments.
Easy Integration
Custom-manufactured adapters for your connection, geometry, and material requirements.
Industries Served
Solutions for Every Sector
Our refractometers are engineered to meet the specific challenges and regulatory requirements of diverse industries.
Food & Beverage
Ensure consistent taste and quality in juices, dairy, jams, and sauces.
Pharmaceutical
Precise concentration measurements for IV fluids and drug manufacturing.
Chemical Processing
Monitor coolants, cleaning solutions, and chemical formulations.
Automotive
Optimize coolants and lubricants for engine performance and longevity.
Brewing & Distilling
Monitor alcohol content and sugar levels for consistent batches.
General Manufacturing
Versatile solutions for varied industrial concentration applications.