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Types of refractometers: | Automatical digital refractometers |
What do I measure: | Sugar % (°Brix), Refractive Index RI |
Serie: | RFM300-M |
Scale: | Sugar % (°Brix) / Refractive Index (RI) |
Range: | 0 - 100° / 1,32 – 1,58 |
Graduation: | 0,01 / 0,000001 |
Temperature compensation: | Yes |
Display: | Digital |
Number of ranges: | 2 |
Quantitative unit: | ks |
Specifications | RFM330-M | RFM340-M |
---|---|---|
Scales Refractive Index Sugar (°Brix) User-defined |
1.32 – 1.58 0-100 100 |
1.32 – 1.58 0-100 100 |
Resolution Refractive Index Sugar (°Brix) |
0.0001 0.1 |
0.000001 (selectable up to 6 d.p.) 0.01/0.001 (selectable up to 3 d.p.) |
Accuracy Refractive Index Sugar (°Brix) |
±0.0001 ±0.1 |
±0.00002 (1.32 – 1.38 RI) ±0.00004 (1.38 – 1.58 RI) ±0.010 (0 – 30 °Brix) ±0.030 (30 – 100 °Brix) |
Precision (Reproducibility) Refractive Index Sugar (°Brix) |
± 0.00005 ± 0.05 |
± 0.000005 (6 d.p.) ± 0.005 (3 d.p.) |
User Scale Library | 20+ pre-programmed scales including HFCS (3), sugar (4), sucrose SG (3), NaCl, Butyro, Wine Must (5), Urine SG (3), PHR-MEAN and more; plus customer programmable user scales via PC. | |
Reading Time | Minimum 4 seconds (dependant on precision required) | |
Measuring Temperature Range | 0°C or 10°C below ambient whichever is greater to 70°C | |
Temperature Sensor Accuracy | ± 0.03 °C | |
Sample Temperature Stability | ± 0.05 °C | |
Temperature Compensation Sucrose (°Brix) AG Fluids User-defined |
5 – 80 °C 5 – 40 °C Simple coefficient (units/ °C) or polynomial function |
|
Temperature Stability Checks | None/delay time/repeatability/ Smart (independently selectable by Method) | |
Sample Illumination | Light Emitting Diode 589nm (100,000+ hours) | |
Prism / Dish | Artificial Sapphire / Stainless Steel 316 / PEEK (spill barrier) | |
Prism Seal | Silicon/Resin | |
Interfaces | 3 x USB (A), 1 x USB (B), 1 x Ethernet, 1 x Serial (RS232) | |
Power | Instrument: 24 V DC, ±5%, <2A External PSU: 100-240V, 50-60Hz (supplied) |
|
Humidity Range | <90% RH (non-condensing) |
Order Code | Description |
---|---|
0507.1935 | RFM330-M Peltier temperature controlled refractometer with latest integral 4” full colour high resolution display, robust switch membrane keypad and USB/LAN connectivity. Supplied with pack of two RFID tags, instruction manual and certificate of conformity. |
0507.1945 | RFM340-M high precision Peltier temperature controlled refractometer with latest integral 4” full colour high resolution display, robust switch membrane keypad and USB/LAN connectivity. Supplied with pack of two RFID tags, instruction manual and certificate of conformity |