Introduction
The VariRef Series Refractometer by SCHMIDT + HAENSCH represents the next generation of laboratory software process automation, combining over 150 years of experience with innovation. It is designed for precise measurement of refractive index and sucrose content, with models VariRef A, B, and C offering different specifications.

Specifications

• Measuring Scales: Refractive Index (RI) and Sucrose (% Brix) are standard, with additional scales available.
• Measuring Range: Varies by model, with ranges from 1.2900 to 1.7000 RI and up to 100% Brix.
• Precision and Resolution: High precision and resolution, with the highest model offering ±0.000005 RI and 0.001% Brix.
• Temperature Control: Features a NTC sensor with a range from 5°C to 100°C, and precision of ±0.03°C.
• Sample Volume: Minimum sample volume is 0.6 ml.
• Measurement Modes: Single sample or flow through measurement options.
• Light Source: LED with a wavelength of 589 nm.
• Display and Operation: 7” touchscreen with multiple operation interfaces including Ethernet, USB, and WLAN.
• Conformity: Complies with international standards such as ASTM, AOAC, and FDA.
• Power and Dimensions: Operates on 90-265 VAC, with dimensions of 310 x 220 x 250 mm with display.

Highlights
The VariRef Series is modular and user-friendly, featuring fast temperature control and easy cleaning. It includes self-checking capabilities for cleanliness and calibration, making it virtually maintenance-free. It is compliant with 21 CFR Part 11 and ready for integration with ELN and LIMS systems.

Additional Features
The refractometer includes a flat, easy-to-clean sample room, with options for special sample room doors for different materials. The double isolated peltier system ensures precise temperature control, and the ATC system accounts for ambient temperature variations.

Note: Specifications are subject to change without notice.