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KJT270 Desktop NIR Composition Analyzer

Desktop NIR Composition Analyzer: Moisture, Fat, Protein, and More in One Test

Place a sample on the rotating turntable and read multiple organic components from a single non-destructive measurement. Near-infrared light returns composition data in seconds, with no chemicals and no sample preparation.

  • Multi-component analysis: Moisture, fat, protein, sugar, fiber, and coating weight from one measurement.
  • Rotating turntable: Averages readings across the full sample surface, not a single spot.
  • Non-destructive: No chemicals, no consumables. Return the sample to the batch.

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Multiple Components from a Single Near-Infrared Measurement

The KJT270 brought multi-component near-infrared analysis to the benchtop. Where traditional analysis means a separate test for each parameter, the KJT270 reads several organic components from one non-destructive measurement. Place a sample on the rotating turntable, and the instrument averages across the full sample surface and returns results in seconds.

Why Benchtop NIR Replaced Single-Method Testing

  • A separate test for every component: One near-infrared measurement returns moisture, fat, protein, sugar, fiber, and coating weight together, replacing the drying oven, Soxhlet extraction, and Kjeldahl digestion run one at a time.
  • Uneven samples: The rotating turntable measures across the entire sample surface, steadying readings on grains, powders, and granular materials.
  • Sample loss: The reading is non-destructive. Light does not heat or alter the material, so the sample can return to the batch.
  • Equipment and consumable cost: One instrument covers several methods, cutting reagent spend, chemical waste, and operator training.

Built for the Bench

The KJT270 stores up to 50 calibration channels, one per component, builds calibration curves through its PC software, and runs standalone once curves are loaded. Up to four components display at once on a connected PC, with password protection guarding stored calibrations. A tungsten lamp and on-board self-diagnostics support long service life. Every Kett instrument carries a One Year Total Care Warranty covering parts, labor, and specification compliance, with Maintenance Agreements available.

Service and Replacement

The KJT270 is no longer manufactured. The upgraded instrument is our KB270 Desktop NIR Composition Meter, which carries forward the same turntable averaging and multi-component measurement with higher precision and modern connectivity.

Weight 30 lbs
Dimensions 15 × 14 × 21 in
Measurement Principle

Near-Infrared Reflectance

Measurement Range

0.000–99% (product dependent)

Accuracy

±0.001% (reference method dependent)

Resolution

0.001%

Reproducibility

0.001%

Response Time

Instant (average within 10 seconds, automatic mode)

Refresh Rate

0.3 seconds

Applications

Moisture, water activity, and organic components

Measurable Components

Coating weight, Fat/oil, Fiber, Moisture, Protein, Sugar

Form Factor

Desktop

Measurement Diameter

Approximately ø26 mm at 117 mm

Measurement Distance

117 mm ±10 mm

Number of Wavelengths

6 plus reference

Light Source

Tungsten lamp

Sensor Type

Reflectance sensor in durable metal casing, drip- and dust-resistant

Display

7-segment red LED (channel, component value, absorbance, error code)

Measurement Modes

Continuous and sample

Compensation Functions

Automatic temperature correction, calibration curve correction constants

Features

Rotating turntable for full-sample averaging, simultaneous multi-component measurement, automatic zero correction, automatic measurement mode, password protection,self-diagnostics

Data Memory Capacity

50 analytical curves stored in the sensor head. Trend and process data stored in Kett Tracker on the connected PC.

Calibration Curves Available

50 channels, one per component; multiple linear regressions developed via PC software and sent to the unit

Safety Features

Low reflectance, motor rotation error, internal temperature high/low, channel setting error, calculation error, RAM error, sensor error, common failure output

Operating Temperature

0–40°C, non-condensing

Operating Humidity

10–90% RH, non-condensing

Communications

RS-232C (PC or printer; one port)

Power

AC 85–264V, 50/60 Hz (≤2A at 100V / ≤1A at 200V)

Dimensions

249 mm (W) × 300 mm (D) × 335 mm (H)

Weight

9.5 kg (20.9 lbs)

Standard Accessories

Two sample containers, zero correction plate, light shield, electric cord, spare fuse, user's manual, warranty card

Options

Optional thermal printer, PC software, light-shielding cover, solid/liquid sample containers, reflectance standards, replacement light shield, zero plate, rotary-cutter grinder

Warranty

One Year Total Care Warranty covering parts, labor, and specification compliance. Maintenance Agreements available.

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Questions about this product

Browse questions from our knowledge base — our engineering team keeps answers current.

What units of measure are used on Kett NIR instruments
AnsweredKett Support asked February 2025 • General
1 answer · 1,350 views
Why does the turntable start without us touching it?
AnsweredAnonymous asked May 2015 • NIR Instant Moisture Meters
1 answer · 1,853 views
Calibration/password help for the KJT230?
AnsweredAnonymous asked April 2015 • NIR Instant Moisture Meters
0 answers · 244 views
Is there an easy way to use our KJT270 to calculate Aw?
AnsweredAnonymous asked March 2015 • NIR Instant Composition Analyzers
1 answer · 1,641 views
Merging data from two Tracker installs
AnsweredRob Schreiber asked December 2013 • Tracker Software
1 answer · 1,860 views
How to backup or move Tracker data files
AnsweredRob Schreiber asked December 2013 • Tracker Software
1 answer · 1,653 views
How does an NIR analyzer work?
AnsweredRob Schreiber asked November 2013 • NIR Instant Composition Analyzers
1 answer · 7,621 views
How does the KJT130 Work?
AnsweredRob Schreiber asked November 2013 • Calibration
1 answer · 2,681 views