
VariRef
Full-range Refractometer
Our state-of-the-art refractometer delivers highest precision measurements throughout the entire product lifecycle. The VariRef allows multi-point calibration for the most complete measurement range, thus giving you the tools for a fast and economic maintenance at your side. With the VariPol’s rapid temperature control and adjustable sample compartment, both liquid and solid samples can be measured. All Vari instruments are connectable to web browsers, e.g. Google Chrome , on your favorable device, smartphone, tablet, or personal computer.
Pharma-ready module with 21 CFR part 11 compliance is available, including all documents, options, and methods.
ID-N° 32001
Specification
Specifications | VariRef C | VariRef B | VariRef A |
Measuring scales | Refractive Index (RI), Sucrose (% Brix), Standard scales included, freely definable scales | Refractive Index (RI), Sucrose (% Brix), USG | |
Measuring range | 1.3200 – 1.5800 RI / 100% Brix | 1.29000 – 1.58000 RI / 100% Brix; 1.32000 – 1.70000 RI / 100% Brix | 1.320000 – 1.580000 RI / 100% Brix |
Resolution | 0.0001 RI / 0.05% Brix | 0.00001 RI / 0.01% Brix | 0.000001 RI / 0.001% Brix |
Precision | ± 0.0001 RI* / ± 0.05% Brix* | ± 0.00002 RI* / ± 0.02% Brix* | ± 0.00002 RI* / ± 0.02% Brix* |
Repeatability | ± 0.0001 RI / ± 0.05% Brix | ± 0.00002 RI / ± 0.02% Brix | ± 0.000005 RI / ± 0.006% Brix |
Ambient temperature | + 10 °C to + 40 °C | ||
Temperature measurement | Pt 1000 sensor | ||
Temperature range | 5 °C to 80 °C | 5°C to 100 °C | 20 °C (others upon request) |
Temperature resolution | 0.01 °C | ||
Temperature precision | ± 0.03 °C * | ||
Measurement mode | Single sample or flow through measurement (with optional compartment door) | ||
Prism | Sapphire | Sapphire / YAG | Sapphire |
Light source / wavelength | LED, interference filter 589 nm | ||
Display | Without user interface or with 7” Touchscreen user interface, 800 x 480 Pixel | ||
Operation | Touchscreen**, Keyboard***, Mouse***, Barcode Reader***, Remote via PC/Tablet/Smartphone with Aquisys3 software*** | ||
Interfaces | Ethernet 10/100/1000, RS232, SH connector, USB, WLAN**, Modbus**, Canbus**, Profibus** | ||
Conformity | International Pharmacopoea, ASTM, AOAC, DIN, FDA, ICUMSA and others |