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Atago 3641 In-line Brix Refractive Index Concentration Refractometer, PRM-2000α, Brix 0.000 to 20.000%, Refractive Index nD 1.32069 to 1.36500 Measurement Range
Introducing the newest PRM-2000α as an ideal In-line unit for Low Concentration solution!
Specifications
Model | PRM-2000α |
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Cat.No. | 3641 |
Measurement item | Refractive index,Brix(sucrose, high-fructose corn syrup,sugar-free), concentration(%) ,Temperature |
Range | Refractive Index nD 1.32069 to 1.36500 Brix 0.000 to 20.000% |
Resolution | nD 0.00001 Brix 0.001% |
Accuracy | nD +-0.00001 (1.32069 to 1.33681) nD +-0.00010 (from 1.33682 up) Brix +-0.007% (0.000 to 2.000%) Brix +-0.050% (from 2.001% up) |
Temperature compensation | 5 to 90゚C |
Wetted parts temperature resistance | -30 to 165゚C |
Output | RS-232C, DC4 to 20mA |
Alarm output | Open-collector output for high- and low-limit settings (Alarm output) |
Cable | Between the detection section and calculation display section (15m) (maximum up to 200m) |

Ideal for low concentration samples - High accuracy Capable of measurement at temperatures between -35 to 165°C
Introducing an ideal in-line unit for low concentration samples. Featuring a Brix range of 0 to 20%, with a high accuracy of ±0.050%, our newest in-line unit, the PRM-2000α is ideal for precision measurement of low concentration samples, as well as fruit juices and other beverages. Moreover, the PRM-2000α has an even higher accuracy of ±0.007% for samples with a low Brix range of 0.000 to 2.000%. Capable of measurement at temperatures between -35 to 165°C (during SIP / CIP).
High accuracy Capable of continuous measurement at a high accuracy of ± 0.007% for Brix range of 0 to 2%, and at ± 0.050% for Brix range of 2 to 20%. | ![]() |
![]() | Exceptional cleanliness A completely flat sample stage allows for improved, exceptional cleanliness. |
CIP and SIP compatible Capable of measurement at temperatures between -35 to 165°C (during SIP / CIP). | ![]() |
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RangeRefractive Index nD 1.32069 to 1.36500 Brix 0.000 to 20.000%
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AccuracynD +-0.00001 (1.32069 to 1.33681) nD +-0.00010 (from 1.33682 up) Brix +-0.007% (0.000 to 2.000%) Brix +-0.050% (from 2.001% up)
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Type of CommunicationRS-232C Output Terminal, DC4 to 20mA Output
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Installation TypeIn-line
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UseBrix and Refractive Index
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International Protection ClassIP67
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ManufacturerAtago Co Ltd
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Country of OriginJapan