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Refractometers
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RA-130 Portable refractometer
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Features
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- Wide measuring range: -Brix 0~85% -Refractive index 1.3200~1.5000
- Data storage: Up to 1100 measurements results
- Data transfer to your computer by supplied software via infrared port. Can also output via RS232C with RS converter for infrared (Option).
- Can display measurement results in Refractive Index (RI), Temperature compensated RI, Brix % and the like.
- Automatic data saving & Automatic data output can be chosen.
- Three different sucrose conversion tables Brix and isomerized sugar HFCS42, HFCS55
- Data can be converted to user-defined concentration and the unit can be used as a concentration meter.
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| Applications |
- Measurement of sucrose concentration of fruit juices
- Measurement of sucrose concentration of jam and honey
- Brix measurement on beverages
- Brix measurement on liquid seasonings
- Concentration control on pharmaceutical and medical liquid samples
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| Specifications |
Type and model
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RA 130-Portable Refractometer
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Measuring method
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Optical detection of critical angle with Na-D line |
Measurement objects
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Liquids such as water solution like fruit juices or soft drinks and organic solvents |
Measuring Range
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nD 1.32 ~ 1.50
Brix 0 ~ 85%
HFCS42 0 ~ 76%
HFCS55 0 ~ 80% |
| Accuracy |
nD ±0.0005
Brix ±0.2%
HFCS42 /55 ±0.2%
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| Resolution |
nD 0.0001
Brix 0.1%
HFCS42 /55 0.1%
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Temperature range
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10 ~ 40oC |
Display content
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Refractive index, Temp. comp. RI, Brix, HFCS42, HFCS55 and Temperature (C/F)
Sample number, Data storage, Data output, Data deletion, Battery alarm & the like
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Temp. Compensation
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Up to 10 kinds of input for temperature
compensation coefficients of measured samples & Compensation temperatures |
Auto calibration
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Can store density of water at various degrees of temp. required for calibration of the measuring cell. |
Data storage
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1,100 measurement results |
| External output |
Computer or printer (either, not both) can be connected
-IrDA connection is standard supplied
-RS232C connection requires optional RS
converter for infrared |
| Weight |
Approx. 200g |
| Power source |
DC 3V (2 x 1.5V alkaline AAA dry cells) |
| Battery life |
Approx. 90 hours |
Sampling Method
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Two ways selective – Dipping or Dripping method available
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This specification can be changed without prior notice.
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