Kett AN-900 Operating Manual

Kett AN-900 Operating Manual

Near infrared grain tester

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Near Infrared Grain Tester AN-900
Ver.1.08
Operating Manual

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Summary of Contents for Kett AN-900

  • Page 1 Near Infrared Grain Tester AN-900 Ver.1.08 Operating Manual...
  • Page 3: Table Of Contents

    (1) Protein CM Display ................ 17 6-41 . Bias Adjustment ................... 17 (1) Manual adjustment mode ............... 18 (2) Automatic adjustment mode............20 7. Time settings ..................8. Communication ..................9. Cleaning ....................<Appendix> Guidelines for using AN-900 with maximum accuracy ....26...
  • Page 4: Features

    1. Features The Model AN-900 compostion analyzer is a compact-size grain tester (Transmittance type) that utilizes applied near-infrared rice analysis technology. It employs total-grain measurement formulas for measuring with- out crushing the sample grain to pieces, so it makes it possible to analyze grain quickly and easily.
  • Page 5: Main Unit & Parts Names

    2. Main unit & Parts names < Front side > Cover Measurement chamber Contrast adjustment control Display Key functions < Rear side > Cover Power switch Printer output port Fuse holder Serial output port(RS-232C) Power cable connection...
  • Page 6 [ Accessories ] Sample case Power cable Fuse Sampling cup Strage case Standard sample Operating manual Standard samples Strage case for standard sample...
  • Page 7: Specifications

    Printer model VZ-330 (100V/220V) Note : AN-900 should be used below 35 in environment condition. If the enviornment temperature is ℃ over 50 , the precision spectroscope would be damaged. And The AN-900 should be also straged ℃ below 50 enviornment condition. ℃...
  • Page 8: Keypad Explanation

    4. Keypad Explanation Scroll key Execute key EXECUTE Function key Rtn key Execute key Press this key when you begin measuring or you want to execute or confirm a selected item. Rtn key Press this key when you want to return to a previous screen or when you want to invalidate a selected item.
  • Page 9: Preparation

    5. Preparation 5-1. Power On Operation Display Explanation 1. Plug the power cable into this unit and connect it to outlet. Power Connector Power switch Power cable Outlet Ground 2. Turn the power switch “ON”, which is located rear side. ] means, turn [ON] Initial screen will be displayed.
  • Page 10: Calibration Selection

    5-2. Calibration Selection With near-infrared composition analyzers similar to this unit, you prepare each pre- calibration and then analysis compositions. AN-900 has an eight channel capacities and pre-calibrations is done by our company. Before starting analysis, please select a proper calibration according to the grain you want to measure.
  • Page 11: Measuring Procedure

    6. Measuring Procedure 6-1. Measuring Operation Display Explanation 1. By using keys, select the “Measurement” setting. [ Measurement ] [ Application ] 1 Wheat [ Display ] [ Adjustment ] Serial number [ Time ] AB01234 [ Communication ] VER 1 .08 2 0 0 6 −...
  • Page 12 Operation Display Explanation [Measurement]  Application 1 Wheat 4. Set the sample case and close Pouring the sample into the cover, and press the key. t h e s a m p l e c a s e . Measurement in progress... The screen display will show “Sur- Strongly tap the bottom face Meaasurement”...
  • Page 13 Note : During and /or measurement, there are times when the following messages will be displayed. In whichever case except Error 09, press key, and redo the measurement from the very beginning. This message appears when a prescribed operation hasn't oc- curred within 20 seconds after the operation function has come Error 01 :...
  • Page 14: Average Display

    F Display the average. Note : AN-900 utilizes a transmittance measurement method, empty space in the sample cases will lead to measurement errors. It is important into the sample case firmly in such a way that there are no empty spaces.
  • Page 15: Setup The Display Conditions

    6-3-1. Setup the Dislay Conditions Operation Display Explanation 1. By using keys, select the “Display” setting. [ Measurement ] [ Application ] 1 Wheat [ Display ] [ Adjustment ] Serial number [ Time ] AB01234 [ Communication ] VER 1 .08 2 0 0 6 −...
  • Page 16: Setup The Indication Range

    6-3-2. Setup the Indication Range Operation Display Explanation [Display]Application 1 Wheat 1. By using keys, select the “Indication range” setting. Protein Protein CM O N @ Moisture 1 5 . 0 % Protein DM OFF Moisture Indication range Select the item. [Indication range]  Application 1 Wheat 2. Press the key.
  • Page 17: Protein Cm Display

    This consideration is “CM Protein” which is displayed as protein conversion by assuming the fixed moisture content (with AN-900, this is the same as the “@ Moisture %” is specified). When the fixed moisture content is assumed to be “ 0% ”, this is referred to as a “dry conversion” (DM : Dry Moisture Basis) The conversion formula is as follows, so if Protein, Moisture, and / or “@ Moisture %”...
  • Page 18: Manual Adjustment Mode

    Manual adjustment mode With manual setting, prepare 3 or 5 samples and calculate the difference between average value of AN-900 and average value of standard samples for each composi- tion. Because this alternative uses multiple samples to perform the bias adjustment, it is able to perform more accurate bias adjustment than automatic adjustment.
  • Page 19 Operation Display Explanation 1. By using keys, select the “Adjustment” setting. [ Measurement ] [ Application ] 1 Wheat [ Display ] [ Adjustment ] Serial number [ Time ] AB01234 [ Communication ] VER 1 .08 2 0 0 6 − 0 8 − 3 1 1 3  : 5 9 [Adjustment]Application 1 Wheat 2.
  • Page 20: Automatic Adjustment Mode

    (2) Automatic adjustment mode Operation Display Explanation 1. By using keys, select the “Adjustment” setting. [ Measurement ] [ Application ] 1 Wheat [ Display ] [ Adjustment ] Serial number [ Time ] AB01234 [ Communication ] VER 1 .08 2 0 0 6 −...
  • Page 21 Operation Display Explanation [Adjustment]Application 1 Wheat 4. After confirming both composition values are correct, and press the Remove the sample key. and surely close the hood. Press the  EXECUTE  Standard measurement BIAS Auto-adjustment in progress... [Adjustment]Application 1 Wheat 5. Empty the measurement chamber, Never open the cover during Measure- and, after you are sure that you ment.
  • Page 22 Operation Display Explanation [Adjustment]Application 1 Wheat 7. Take the sample case out, and turn over it. Set it into the chamber Measurement in progress... surely close the cover and press key again. The reverse measurement BIAS Auto-adjustment in progress... Never open the cover during Measure- [Adjustment]Application 1 Wheat ment. After completing Auto Adjust- BIAS / Protein −...
  • Page 23: Time Settings

    7. Time settings Operation Display Explanation 1. By using keys, select the “Time” setting. [ Measurement ] [ Application ] 1 Wheat [ Display ] [ Adjustment ] Serial number [ Time ] AB01234 [ Communication ] VER 1 .08 2 0 0 6 − 0 8 − 3 1 1 3  : 5 9 [Time]...
  • Page 24: Communication

    8. Communication Operation Display Explanation 1. By using keys, select the “Communication” setting. [ Measurement ] [ Application ] 1 Wheat [ Display ] [ Adjustment ] Serial number [ Time ] AB01234 [ Communication ] VER 1 .08 2 0 0 6 − 0 8 − 3 1 1 3  : 5 9 [Communication]...
  • Page 25: Cleaning

    9. Cleaning When the surface of AN-900 is found dirty, wipe it by soft cloth. If extremely dirty, wipe with wet cloth. Note : Do not use any volatile chemicals such as a thinner or benzene.
  • Page 26: Appendix> Guidelines For Using An-900 With Maximum Accuracy

    More than half a day before performing the measurements, take standard sample out of the cold, dark area and put it in the same environment as AN-900. After the sample returns to normal temperature, perform measurements. Measure the standard sample 3 or 5 times, find th average values for each composition, and then compensation of each.
  • Page 28 0608 ・ AI ・ 0201 ・ 010...

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