NIRS™ DS3 Dairy Analyser

The NIRS™ DS3 Dairy Analyser helps you to improve yield in your dairy powder and ice cream production. Designed for use in the laboratory or at the production line, the NIRS™ DS3 is a practical quality control tool ideal for routine production control and monitoring of final product quality.

See how it works
NIRS DS3 Product Picture
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Routine production control. Monitoring of final product quality. More yield with reduced energy.
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Sample type

Dairy powders and ice-cream mix.
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Fat, protein, moisture, ash, lactose, acidity and more.

Are you ready to improve your dairy powder production?

Get in touch with our specialists to discuss profit and quality improvement opportunities for your specific production.  Get a quote Let's talk

FTIR, NIR or FT-NIR - what's the difference? How to choose the right technology for your production

FOSS experts explain the difference between Infrared analysis options for dairy producers.


  • Automated sample transfer

    Automated sample transfer reduces time spent on transferring data to and from management systems 

  • Smart Start

    The Smart Start function ensures that your NIRS DS3 is ready to measure without having to wait for diagnostics. Just start the shift and start measuring.
  • FossManager™

    FossManager™ software allows instruments to be connected in a network making it easier, quicker and more reliable to manage individual or multiple instruments from a desktop located anywhere.
  • Ready-to-use calibrations or tools to develop your own

    FOSS global ANN calibrations are built on thousands of samples from a large variety of raw materials. Alternatively, develop your own calibrations with the easy to use FossCalibrator™ tool.
  • Versatile performance

    Advanced and versatile solution for testing a range of parameters on ground or liquid material with no or very limited sample preparation.

Technical specification

Products measured and product presentation
Feature                                                          Specification
Dimensions (WxDxH) 375 x 490 x 300 mm
Weight 27 kg
Degree of protection  IP 65
Measurement mode Reflectance or transflectance (for liquids) 
Wavelength range 400 – 2500 nm
Detector Silicon (400 – 1100 nm), Lead Sulphide, PbS (1100 – 2500 nm)
Optical bandwidth 8.75 +- 0.1 nm
Data resolution 0.5 nm
Number of data points 4200
Number of subsamples Default: 7 for small cup; 8 for large cup
Self test 12 minutes (variable)
Analysis time <1 minute for 32 scans (8 subsamples, 4 scans per subsample)
Network connections FossManagerTM
Installation requirements
Voltage supply 100-240 V AC*, frequency 50-60 Hz, Class 1, protective earth

Ambient temperature

5 - 40oC
Storage temperature -20 to 70oC
Ambient humidity <93% RH
Mechanical enviroment Stationary during use
EMS enviroment  Laboratory use, industry requirements
 *Mains supply voltage fluctuations not exceeding ±10% of the rated voltage.
Optional services
Digital Services FossAssure™
Digital Solutions FossCare™, SmartCare™

Brochures and Papers