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F-751 Kiwifruit Quality Meter MANUAL
PDF Document (.pdf)

Specifications

Spectrometer: Hamamatsu C11708MA
Range: 640-1050 nm
Spectral Sample Size: 2.3 nm
Spectral Resolution: 20 nm (FWHM) maximum
Light Source: Halogen Tungsten Lamp with gold reflector
Lens: Fused silica coated to enhance NIR
Shutter: White painted reference standard
Display: Sunlight visible transflective LCD screen with backlight
Operating Conditions 0-50ºC, 0-90% non-condensing humidity
PC Interface: Wi-Fi
Data Recorded: Raw data, reflectance, absorbance, first derivative second derivative, GPS coordinates, Date, Time
Measurement: Dry matter & Brix
Power Source: Removable 3400 milliamp hour lithium-ion batteries
Battery Life: 500+ measurements
Body: Heavy-duty powder coated aluminum body
Dimensions: 7.1″ x 4.75″W, 1.75″ thick
Weight: 1.05 kg

F-751 Calibration Tutorial

Improving Fruit Quality and Grower Decision Making: An Interview with Dr. Ioannis Minas

Future Proof your Quality: Intro to NIR Spectroscopy and Chemometrics - Part 1

Future Proof your Quality: Building a Model - Sample Plan and Analytical Testing - Part 2

Download Video

Future Proof your Quality: Building a Model - Sample Plan and Analytical Testing - Part 3

Download Video

Future Proof your Quality: Building a Model - Sample Plan and Analytical Testing - Part 4

SD Card Navigation | F-750 + F-751

Adjusting the Offset | F-750 + F-751

User Interface & Menu Walkthrough | F-750 + F-751

Creating an Application with AppBuilder

AppBuilder Overview

Consistency is Key: Best Practices for Measurement of Dry Matter & Brix (con subtítulos en español)

Consistency is Key: Best Practices for Measurement of Dry Matter & Brix with NIR

What version of software do you need?

location of hardware version on an F-750 device on the back of the instrument

Application Firmware Version Compatible App or Model
Current Application 2.2.4.19493 Kiwi Apps 20230317
Legacy Model Application 1.2.0.13102 KiwiModel_V3.modelBuilder

Customer Calibration Protocol

Customer Calibration Protocol – Kiwi (3-28-2023)

  • Does this product come with a warranty?

  • All devices from Felix Instruments – Applied Food Science come with a 12- month warranty at the point of sale. The warranty covers repairing and replacing defective parts of the instrument that were manufactured directly by Felix Instruments. The warranty does not cover wear and tear, neglect, misuse, accident, or excessive deterioration. Further, unauthorized repair and alteration by an unauthorized party voids the warranty. More information can be found in the operation manual of your instrument.

  • Is the Kiwifruit Quality Meter waterproof?

  • The Kiwifruit Quality Meter is not designed to be waterproof and should not be used underwater. The Kiwifruit Quality Meter is designed to be water-resistant. Use in light rain is fine, however, there are electronics inside of the Kiwifruit Quality Meter that can be damaged from water entering the instrument, so it is not recommended to use the Kiwifruit Quality Meter during heavy rainfall.

  • What are the operating conditions of this product?

  • The recommended operating temperature range for the Kiwifruit Quality Meter is 0 – 50° Celsius.

  • What varieties can I measure with the Kiwifruit Quality Meter?

  • The Kiwifruit Quality Meter is quipped with robust chemometric models for trait prediction in Hayward, Gold 3, and Red 19 kiwifruit.

  • Do I need to build my own kiwifruit model?

  • No! The Kiwifruit Quality Meter is preloaded with a robust model and fully calibrated when it leaves out production facility.

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