L-Rix 510/520 Inline Refractometer
Enjoy the simplicity of refractive index measurement without maintenance or adjustments
- Soldered optics: no fluid seals, maintenance-free with full CIP/SIP capability
- Full-range sugar scale instrument: 0 % wt to 100 % w
- Accuracy up to ±0.0001 nD (±0.05 °Brix)
- Meets hygiene requirements according to the European Hygienic Engineering & Design Group
- Integrated display and evaluation unit with standard industrial interfaces
- Fulfills the NAMUR recommendation NE 107 (self-monitoring and diagnosis)
Key Features
No servicing and operating costs
- Industry-leading soldered optics need no liquid seals and ensure maintenance-free operation
- You benefit from "install and forget" simplicity and years of continuous performance
- The sensor operates with its factory settings for its entire lifetime
Enjoy high accuracy and minimize downtime
- Efficiently handles from 0 to 100 weight concentrations and provides refractive index and concentration results comparable to those of laboratory refractometers
- Accuracy up to ±0.0001 nD (±0.05 °Brix)
- Once CIP/SIP routines are completed, the sensor reactivates in just minutes to minimize downtime
Ideal for pharmaceutical, food, and beverage applications
- EHEDG-certified
- Designed to meet the ASME Bioprocessing Equipment Standard
- CIP and SIP up to 145 °C
Cost-efficient monitoring and control with integrated HMI
- Quick and easy set-up with the built-in touchscreen interface
- Meets NAMUR NE 107 standards and provides user-friendly diagnostics based on standard status categories
- Full connectivity by fieldbus communication (PROFIBUS DP, Modbus TCP, PROFINET, DeviceNet or EtherNet/IP protocols) or
- Classic analog outputs (4-20 mA) and digital IOs available
Technical Specifications
L-Rix 510 | L-Rix 520 | |
Refractive Index | Range 1,3100 to 1,5400 Accuracy Repeatability | Range 1,3100 to 1,355 Accuracy* Repeatability* |
Calibration | Anton Paar’s proprietary calibration routine using high-purity water and commercial nD references | |
Optic material | Sapphire | |
Detector | CMOS line sensor; 2048 elements | |
Light source | LED 589 nm | |
Temperature control method | Automatic temperature compensation; Integrated Pt-100 | |
Ambient temperature range | -20 °C to 40 °C | |
Process temperature | -20 °C to 100 °C | |
Pressure range absolute | 100 mbar to 16 bar (10 bar @ >120 °C) | |
Weight | approx. 7 kg | |
Process wetted parts, standard | Stainless steel 1.4404 and 1.4542 | |
Enclosure protection | IP65; IP67 / NEMA 6P | |
Approvals and certifications | EHEDG (European Hygienic Equipment Design Group) certified | |
Fluid seals | None | |
Analog/digital communication | ||
Analog output | 2 x 4 to 20 mA | |
Digital output | 1 x | |
Digital input | 1 x | |
Fieldbus communication | PROFIBUS DP | |
Process connections | Tuchenhagen VARIVENT® Type N |
* Valid for process temperatures between 3 °C and 25 °C
Application Reports
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Beverage | Soft Drinks | Online Process Measurement in the Soft Drink Industry Application Reports en