Specifications
RFM712-M
RFM732-M
RFM742-M
Scales Refractive Index
1.32 – 1.42
1.32 – 1.54
1.32 – 1.54
Scales Sugar (°Brix)
0-50
0-100
0-100
Scales User-defined
100
100
100
Resolution Refractive Index
0.0001
0.0001
0.00001
Resolution Sugar (°Brix)
0.1
0.1
0.01
Accuracy Refractive Index
±0.0001
±0.0001
±0.00005
Accuracy Sugar (°Brix)
±0.1
±0.1
±0.04
Precision (Reproducibility) Refractive Index
± 0.00005
± 0.00005
± 0.00001
Precision (Reproducibility) Sugar (°Brix)
± 0.05
± 0.05
± 0.01
User Scale Library
20+ pre-programmed scales including HFCS (3), Sugar (4), Honey, NaCl, Wine Must (5), Urine SG (3), Glycol (2), Urea, FSII and more; plus customer programmable user scales via PC.
20+ pre-programmed scales including HFCS (3), Sugar (4), Honey, NaCl, Wine Must (5), Urine SG (3), Glycol (2), Urea, FSII and more; plus customer programmable user scales via PC.
20+ pre-programmed scales including HFCS (3), Sugar (4), Honey, NaCl, Wine Must (5), Urine SG (3), Glycol (2), Urea, FSII and more; plus customer programmable user scales via PC.
Reading Time
Minimum 4 seconds (optional time delay)
Minimum 4 seconds (optional time delay)
Minimum 4 seconds (optional time delay)
Temperature Control
None – Automatic Temperature Compensation (ATC)
None – Automatic Temperature Compensation (ATC)
None – Automatic Temperature Compensation (ATC)
Temperature Compensation
ICUMSA, AG, User, none
ICUMSA, AG, User, none
ICUMSA, AG, User, none
Sample Temperature Range
0-100 °C
0-100 °C
0-100 °C
Measuring Temperature Range
5-40 °C
5-40 °C
5-40 °C
Temperature Sensor Accuracy
± 0.03 °C
± 0.03 °C
± 0.03 °C
Sample Temperature Stability
± 0.05 °C
± 0.05 °C
± 0.05 °C
Temperature Compensation Sucrose (°Brix)
5 – 80 °C
5 – 80 °C
5 – 80 °C
Temperature Compensation AG Fluids
5 – 40 °C
5 – 40 °C
5 – 40 °C
Temperature Compensation User-defined
Simple coefficient (units/ °C) or polynomial function
Simple coefficient (units/ °C) or polynomial function
Simple coefficient (units/ °C) or polynomial function
Temperature Stability Checks
Delay in seconds or none
Delay in seconds or none
Delay in seconds or none
Sample Illumination
Light Emitting Diode 589nm (100,000+ hours)
Light Emitting Diode 589nm (100,000+ hours)
Light Emitting Diode 589nm (100,000+ hours)
Prism / Dish
Artificial Sapphire / Stainless Steel 316 / PEEK (spill barrier)
Artificial Sapphire / Stainless Steel 316 / PEEK (spill barrier)
Artificial Sapphire / Stainless Steel 316 / PEEK (spill barrier)
Prism Seal
Silicon/Resin
Silicon/Resin
Silicon/Resin
Interfaces
1 x USB (A), 1 x USB (B), RS232 via USB adaptor (optional accessory)
1 x USB (A), 1 x USB (B), RS232 via USB adaptor (optional accessory)
1 x USB (A), 1 x USB (B), RS232 via USB adaptor (optional accessory)
Power
Instrument: 24 V DC, ±5%, <1A, External PSU: 100-240V, 50-60Hz (supplied)
Instrument: 24 V DC, ±5%, <1A, External PSU: 100-240V, 50-60Hz (supplied)
Instrument: 24 V DC, ±5%, <1A, External PSU: 100-240V, 50-60Hz (supplied)
Humidity Range
<90% RH (non-condensing)
<90% RH (non-condensing)
<90% RH (non-condensing)