Product Model | PS808C |
Product Name | Coffee Colorimeter |
Optical Geometry | 45/0 (45° annular uniform illumination, 0° reception);
Conforms to standards CIE No.15, GB/T 3978, GB 2893, GB/T 18833, ISO 7724-1, ASTM E1164, DIN 5033 Teil 7 |
Features | The Coffee Colorimeter uses a 45/0 optical structure with a 50 mm large aperture.
It is used for coffee roasting measurement and can also be used for precise color measurement and quality control in industries such as plastics and electronics, paints and inks, textiles and apparel printing and dyeing, printing, and ceramics. |
Light Source | Combined LED light source |
Integrating Sphere Size | / |
SCI Method | / |
Spectrophotometric Method | Nano-integrated spectral device |
Sensor | Silicon photodiode array (dual-array, 20 groups) |
Measurement Wavelength Range | 400-700 nm |
Wavelength Interval | 10 nm |
Half Bandwidth | 10 nm |
Reflectance Measurement Range | 0-200% |
Measurement Aperture | 50 mm |
Observation Light Sources | D65 |
Observer Angle | 10° |
Color Spaces | CIE LAB |
Color Difference Formulas | ΔE*ab |
Other Chromaticity Index | SCAA, HCCI, coffee roast degree |
Repeatability | Spectral reflectance: standard deviation within 0.07% (within 0.2% at 400-700 nm);
Colorimetric values: ΔE*ab within 0.03 (average of 30 measurements on a white plate at 5-second intervals after preheating and calibration) |
Inter-Instrument Agreement | ΔE*ab within 0.35 (average of measurements on 12 BCRA Series II color tiles) |
Display | Spectral graph/data, sample colorimetric values, color difference values/graph, pass/fail results, color deviation |
Measurement Time | Approx. 1 s |
Measurement Mode | Single measurement, average measurement (2-99 times) |
Dimensions | 210 x 245 x 188 mm |
Weight | 3.1 kg |
Power | 24 V DC, 3 A power adapter |
Light Source Lifespan | 10 years or >2 million measurements |
Display Screen | 7-inch TFT true color capacitive touchscreen |
Interface | USB, Bluetooth |
Storage | 1,000 standard samples, 30,000 test samples |
Language | Simplified Chinese, English, Traditional Chinese, Russian |
Operating Temperature Range | 0-40℃, 0-85% RH (non-condensing), altitude below 2000 m |
Storage Temperature Range | -20-50℃, 0-85% RH (non-condensing) |
Accessories | Power adapter, data cable, user manual, quality management software (download from official website), white plate, petri dishes x 2 |
Optional Accessories | Micro printer |
Note: | Technical specifications are for reference only. Please refer to the actual product sold. Subject to change without notice. |
