Anton Paar SmartRef Digital Refractometer (0-85 °Brix ; 0 – 50 PSU)

Measuring range  

Refractive index (RI) at 20°C: 1.3330 – 1.5040

Brix: 0° to 85°

Sample temperature: 10 °C – 100 °C (50 °F – 212 °F)

PSU (practical salinity units): 0 – 50

Salinity ppt (parts per thousand): 0 – 150

Salinity S.G. (20/20): 1.000 – 1.114

Accuracy

Refractive index (RI): ±0.0003

Brix: ±0.2°

Temperature: 0.5 °C (0.9 °F)

PSU (practical salinity units): ±2

Salinity ppt (parts per thousand): ±2

Salinity S.G. (20/20): ±0.002

Resolution

Refractive index (RI): 0.0001

Brix: 0.1°

Temperature: 0.1 °C (0.1 °F)

PSU (practical salinity units): 1

Salinity ppt (parts per thousand): 1

Salinity S.G. (20/20): 0.001

Further specifications  

Sample volume: 0.4 mL

Measurement time: <2 s

Automatic temperature compensation 20 °C (ATC) %Brix: 10 °C – 100 °C (50 °F – 212 °F)

Automatic temperature compensation 20 °C (ATC) PSU, ppt, S.G. (20/20): 10 °C – 40 °C (50 °F – 104 °F)

Mobile operating system: Android and iOS

Data  

Dimensions (L x W x H): 108 mm x 64 mm x 35 mm (4.3 in x 2.5 in 1.4 in)

Weight (incl. batteries): ~135 g (0.31 lbs)

Power supply: 2x AAA 1.5V LR03 alkaline batteries (included) or AAA NiMH rechargeable batteries

Enclosure rating: IP66 according to IEC 60529

Condition  

Ambient temperature: 10 °C – 40 °C (50 °F – 104 °F)

Air humidity: 5% RH – 95% RH, non-condensing

Battery lifetime: ~10,000 measurements

Storage temperature: 10 °C – 40 °C (50 °F – 104 °F)

Interface Bluetooth™: Low Energy

Frequency band: 2400 MHz – 2480 MHz

Transmitter power: 7.5 dBm max. (5.6 mW max.)

Part Material

Sample area: Stainless steel and glass, FKM O-Ring

Enclosure housing: Flame retardant PBT/PC, UL94-V0