Kett PQ-520 Operating Manual
Single kernel grain moisture tester
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Summary of Contents for Kett PQ-520
- Page 1 Single Kernel Grain Moisture Tester PQ-520 ( Type 5204-1 ) Operating Manual Thank you for purchasing this product. Please read the operating manual carefully and use this product properly.
- Page 2 Read the precautions described in these operating instructions. Do not use this product when broken When this product is broken or malfunctioning, contact the Kett service center. Understand the warning symbols In order to prevent accidents due to improper use, the following warning symbols are provided in the instructions and on the product.
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Page 3: Table Of Contents
Table of Contents 1. Functions and Features ........................2 2. Specifications ............................3 3. Names of Parts............................4 4. Preparing for Measurement........................ 6 4-1. Connecting the Power Cord ....................6 4-2. Start-up of Main Unit ......................... 6 4-3. Selecting the Measurement Sample ..................7 4-4. -
Page 4: Functions And Features
1. Functions and Features • Functions This grain moisture tester continuously measures the moisture of a sample one kernel at a time, thus making it possible to accurately determine the moisture distribution of the sample and preventing uneven moisture caused by inadequate drying. •... -
Page 5: Specifications
2. Specifications Measurement Method : Electrical resistance Measurement Target : Wheat, Barley, Rice, Paddy Measurement Ranges : Wheat … 10 - 40% Barley … 10 - 40% Rice … 11 - 20% Paddy … 11 - 35% Measurement Time : Less than 40 seconds per 100 kernels (measurement of rice, time for display of average moisture value) Measurement Precision : ±... -
Page 6: Names Of Parts
3. Names of Parts Main Unit [Front] Sample Input Port Start/Stop Switch Operation Panel Discharge Tray Power Supply Switch [Back] USB Port Printer Connection Connector Electrical Power Inlet Fuseholder Printer Connection Electrical Power Supply Outlet (AC 100V) Main Unit Side Door... - Page 7 [Internal Feed Unit Configuration] Hopper Feed Screw Drum Transparent Panel Rotating Arm Discharge Port Accessories A or B Scoop Tweezers Power Cord A Power Cord B Power Plug Conversion Adapter It is attached for Power cord A (100V-120V) (200V-240V) (for 100V-120V uses) only. Operation Keys Keys Function...
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Page 8: Preparing For Measurement
4. Preparing for Measurement After opening the box, please open the side door of the main unit and remove the lock fitting used for shipment (rubber ring). Main Unit Side Door Lock Fitting for Shipment → 4-1. Connecting the Power Cord [Caution] Power supply voltage may be different when using this product in other countries. -
Page 9: Selecting The Measurement Sample
4-3. Selecting the Measurement Sample Selection of Measurement Sample Example : Selection of WHEAT (#1). Press the key and the grain type display with blink. Selection of Wheat (#1) When the key is pressed, the display changes from PADDY to WHEAT. -
Page 10: Measurement
5. Measurement 5-1. Loading the Sample Through the sample input port, pour the sample into the hopper. When a single spoonful is sampled using the scoop accessory, the estimated number of kernels which will be measured (13 to 18% moisture content) is listed below: Grain Type Wheat Barley... - Page 11 Rice Sample remaining within the interior is automatically discharged, and when the motor stops, the buzzer sounds. After motor stoppage, when the key is pressed, the moisture distribution of the measured sample is displayed with a histogram. Wheat, Barley, Paddy Histogram Display Range Rice Wheat / Barley / Paddy...
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Page 12: Measurement Precautions
6. Measurement Precautions 6-1. Cleaning the Internal Feed Unit Allowing the sample to remain in the internal feed unit results in damage and reduced measurement efficiency. Please clean the internals as needed and as described below. N o t e Open the side door of the main unit and check whether samples remain in the feed unit ( samples remain on the screw). -
Page 13: Temperature Correction
Screw Cover Rotate the mounting screw and remove the screw cover to the front. Mounting Screw Since the internal feed unit is visible, clean out trash or the remaining sample. (This operation is easily performed using the accessory tweezers). Screw (Sample remains here) After cleaning has ended, assemble by following steps (4), (3), and (1). -
Page 14: Printing
7. Printing By connecting an optional printer (VZ-380) to this unit, it is possible to print out the results of measurement. Types of printing will be explained here. Please refer to the separate publication "Printer VZ-380 Operating Manual" for detailed operation of the printer. It is also possible to use optional data logging software (PDL-01) and to send the results of measurement from the USB port to a personal computer. -
Page 15: Sample Print-Out
7-3. Sample Print-out Print Mode 1 Print Mode 2 Kernel count scale of the histogram Print Mode 3 Kernel count scale of the histogram Total Moisture Data... -
Page 16: Setting The Time
8. Setting the Time When the time has been set, the measurement year, month, and day are correctly printed because of the internal clock. Although the clock is set at the time of shipment, the clock may be reset by the following method: Pre-Measurement The time may be set when in the pre-measurement state (display of the set... -
Page 17: Error Messages
9. Error Messages An error number and error message are displayed when problems occur with the main unit. Display Cause Solution There is a problem with the Repair is needed. electrical circuit. The temperature sensor temperature is less than or equal to 20°C. - Page 18 Problem Solution Please check the electrical power cord. The power does not come on. Please replace the fuse. Is the moisture of the measured sample too low? Measurement efficiency is poor. Please clean the unit internals. There is the possibility that the measured sample has The moisture value is high or low.
- Page 20 Notes ● Copying some or all of the contents of this user manual without prior written consent is strictly prohibited. ● The contents of this user manual may be changed at any time in the future without any prior notice. ● The appearance and/or representations of the products and parts depicted in this user manual may not appear exactly as their actual counterparts, but this does not affect their operation or functionality. ● This user manual was intended to be written as clearly and accurately as possible. However, if you are unclear about anything in this user manual or notice any missing information, please contact us directly. ● We cannot be held responsible for any actions or effects resulting from the execution of any operations outlined in this user manual. 060069-02...
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