Bellingham and Stanley Models RFM330-M and RFM340-M refractometers, from Xylem, are sophisticated instruments for installation in demanding factory environments as well as for use as primary quality control tools.
- Solid state measuring system
- Shallow, easy-clean prism dish
- Choice of Refractive Index, % Sugar solids or up to 100 ranges from pre- programmed standard scales: Zeiss, Oechsle, Butyro, Fructose or custom
- Built-in peltier temperature control
- 700 reading memory
- Extended sugar compensation, acid correction, offset, scaling and drift run facilities
- Full colour, high resolution readout
- RS232, LAN and USB interface outputs
Model RFM330-M features:
| Model | RFM330+ | |
| Scales | R.I. % Sugar (°Brix) | 1.32 to 1.58 0 to 100 |
| Resolution (accuracy) | R.I. % Sugar (°Brix) | 0.0001 (±0.0001) 0.1 (±0.1) |
| Other scales | 100 available from pre-programmed standard scales: Zeiss, Oechsle, Butyro, Fructose, or user-defined | |
| Automatic temperature compensation | Sugar (˚Brix), AG fluids, User-defined units | ICUMSA 5 to 70˚C Simple coefficient (units/˚C) or polynomial function |
| Temperature stability checks | Selectable by method | |
| Working temperature range | °C | Ambient -10 to +70 (peltier-controlled), accuracy ±0.05 |
| Reading update | 4 seconds (minimum) | |
| Prism | Artificial sapphire | |
| Sample illumination | LED and filter at 589nm | |
| Overall W x D x H | mm | 187 x 337 x 211 |
| Weight | kg | 5.4 |
Supplied with instructions and power adapter for 100-240V 50/60Hz single phase supplies.