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GrainSpear is a practical
Pro-TR  
 
General design features of the Pro-TR

Near Infra-red analyzer with network monochromator
Works between 730 and 1100 Nm. Possible resolution to 0.5 Nm. Current use limited to between 850 and 1050 Nm, with resolution to 2 Nm.
The apparatus runs under Windows 98 which is preinstalled on the instrument.
Touch screen operation.
Optional Hectoliter Weight module.

Calibrations available:

The apparatus is provided, as standard, with 3 adapters (change in 5 secs) for analysis of:

Small seeds: Oil seed rape etc
Average seeds: Wheat, barley, rye, oats etc
Large seeds: Maize, Pea, Soya etc

Type of chemical components or qualitative criteria measurable

All major chemical components, in particular protein, fat content, water & starch.
For qualitative work, the Pro-TR can be calibrated to read (with limited precision), certain values like W, the Index of Elasticity (IE), wet gluten etc

Calibrations available to date, and forecast for the 6 next months

Grain Calibration Pro-TR
Availability & additional cost
Wheat Protein Free
  W
Free
  Moisture Free
  Zeleny June 2002, Cost
  Wet gluten June 2002, Cost
Barley Protein
Free
  Nitrogen Free
  Moisture Free
Colza Oil Free
  Moisture Free
Maize Promatest June 2002, Paying
  Moisture Free
Pea Protein To be confirmed, Paying
Soya Proteins June 2002, Free
  Fat content June 2002, Free
Soya crumbs Proteins June 2002, Free

The required calibrations are entered on the apparatus prior to shipment, or can be downloaded later via the standard modem fitted to all Pro-TR’s.

Volume of sample required and speed of analysis taking 10 sub-samples

Wheat - barley
400 ml 35 seconds
Oil Seed Rape 300 ml 35 seconds
Corn/Peas 500 ml 35 seconds

Optional Hectoliter Weight module & Pro-TR analysis - 36 seconds

Storage, treatment and transfer of results

The results of all analyses are saved to the internal database together with any additional information entered into the comments box during an analysis.

Storage: The results of the analyses (including NIR spectra) are stored in chronological order in a scrollable table visible on the instrument screen.
It is possible to recall individually every measurement taken and:

add or modify a comment.
look at the spectrum produced for that sample
look at the detail of sub samples used to calculate a specific reading
check the calibration used and any biases or skews applied

Treatment: At any moment the operator can select by seed type and calendar period a set of results. The average of all these measurements can then be calculated or standard deviation or repeatability investigated.

Transfer: All results recorded on the Pro-TR can be easily transferred under Excel, Lotus etc by direct connection, by diskette or by modem.
The apparatus can be also to be interrogated remotely via the integral modem (using a preinstalled version of PC Anywhere) and readings transferred.

Use of a bar-code reader
A barcode reader can be connected in parallel to, or instead of, the keyboard.
As the bar code is read this triggers the Pro-TR to start its measurement cycle.

In summary, the Pro-TR has a number of advantages over similar equipment:

Speed of measurement
Very easy to use – no training required
Easy data storage and manipulation. Can all be done from the screen of the instrument
Comes ready calibrated with full calibration support via integral modem
Excellent repeatability & stability of measurement
Ideal for use in a network system
Optional Hectoliter weight module which can be used independently of Pro-TR if required
Optional barcode reader