Omron F400 - INTRODUCTION Introduction Manual
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Omron F400 - INTRODUCTION Introduction Manual

Omron F400 - INTRODUCTION Introduction Manual

Color vision sensor
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F400
F400
Color Vision Sensor
INTRODUCTION MANUAL

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  • Page 1 F400 F400 Color Vision Sensor INTRODUCTION MANUAL...
  • Page 2 F400 Color Vision Sensor Introduction Manual Produced June 1999...
  • Page 3 Please read the above manuals carefully and be sure you understand the information provided before attempting to install or operate the F400. Failure to read and understand the information provided in this manual may result in WARNING personal injury or death, damage to the product, or product failure.

  • Page 4: Table Of Contents

    2-3 Ice Cream Separation 2-3-1 Changing Operating Mode 2-3-2 Selecting Scene Mode 2-3-3 Adjusting Images 2-3-4 Setting Measurement Region 2-3-5 Setting Output 2-3-6 Checking Measurements 2-3-7 Measuring Objects SECTION 3 Appendix - Peculiarity of Color SECTION 4 Samples of Measurement Objects...

  • Page 5: General Precautions, Visual Aids

    © OMRON, 1999 All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form, or by any means, mechanical, electronic, photocopying, recording, or otherwise, without the prior written permission of OMRON. No patent liability is assumed with respect to the use of the information contained herein.

  • Page 6: Section 1 Features

    FEATURES F400 measures the image using color information of color image. Select a scene mode out of two processing modes, "color pickup mode" and "color filter mode", according to the application. The information contained in this section is about scene mode.

  • Page 7: Pickup Mode

    Vanilla OMRON OMRON Ice Cream Ice Cream Lemon Strawberry Settings -> p.24 Ice creams will be separated by the colors of the lids. Miswiring check of wire harnesses Miswiring can be checked by registering all colors of the wire harnesses.
  • Page 8 <How to convert the image> Select the color to be picked up from color image. (Up to 8 colors can be registered.) Only red will be picked up. (Ex.) When red is selected. Other colors will turn black. Binarized Select the color to be inspected by region.

  • Page 9: Color Filter Mode

    Stable measurement of the object that is hardly detected in monochrome image. <Applications> Detection of surface defect Settings -> p.14 Surface defects on bottle caps. Amount of adhesive. Inspect the amount of adhesive that has been coated on metal board.
  • Page 10 Variety of color filter is on the next page. Camera Convert into gray image of 256 gradations. The color to be detected will be displayed lightly. For only light and shade are used to process in former monochrome image, de- tection is hardly executed.
  • Page 11 Blue will be displayed lightly. Colorgray filter Gray filter The filter can be arranged according to the color Gray filter will convert the image into former to be detected. Light will be changed in accor- gray image (monochrome image based on light dance with hue.Use the filter with understand-...

  • Page 12: Section 2 Measurement

    SECTION 2 MEASUREMENT This section describes basic operations of F400 with typical applications.

  • Page 13: Starting And Quitting

    2-1 Starting and Quitting 2-1-1 Starting Be sure that the basic F400 components have been connected correctly. NOTE: Read "Setup Manual" before attempting to setup or wire the F400 compo- nents. Appendix Setup Manual "2-2 Connections", "2-3 Power Supply and Ground"...
  • Page 14 The power can be turned OFF in any mode. But do not turn OFF the power while saving or loading the data, and be sure to save the data before turning OFF the power so as not to lose the data. See "Operation Manual" for saving the setting data.

  • Page 15: Surface Defects On Bottle Caps

    2-2 Surface Defects on Bottle Caps This section describes functions and setting steeps with the application of surface defects of bottle caps. Read this section with actual operation using the picture of measurement object at the end of this manual.

  • Page 16: Changing Operating Mode

    ON. Use the Right Key to move the cursor to "MONitor" and press the ENTer key. Use the Up Key to move the cursor to "SET" mode and press the ENTer key. The screen enters setting mode. After a short pause, the screen to se-...

  • Page 17: Selecting Scene Mode

    Measurement conditions, such as the type of measurement object and the contents of the inspection, are input under "scenes". Up to 16 scenes can be set. "Color pickup mode" and "Color filter mode" are called scene mode. One of these will be selected to inspect in each scene. Difference between "Color pickup mode"...

  • Page 18: Adjusting Images

    2-2-3 Adjusting Images Select "Colorgray" for Color filter. The image read by camera will be processed into the image can be easily measured. Confirming the displayed image on the monitor, process it into "Colorgray filter" to get high-contrast between the defect and the background.
  • Page 19 Use the Up and Down Keys to move the cursor parameter to the color bar pointer. The selected color will be lighted. Adjust the position of cursor to get highest contrast. Press the ENTer key. The screen of will appear.

  • Page 20: Setting Measurement Region

    A measurement method detected by dispersion of light (density) on the object. Extremely dark or light part of the object will be detected as defect. Degree of defect will be shown by "defect" 0 to 255. Make output light for hue of measured color as close as registered color.
  • Page 21 <Judgement condition> Judgement condition is set for surface defect with the model to enable checking whether or not the model with no defect has been found. If the defect is larger than judgement condition, surface defect may be found.

  • Page 22: Measuring Objects

    Input measurement trigger and the measurement will be performed according to the conditions set for the current scene. The results will be output to OR terminal of the terminal block. Press the ESCape key in following screen to leave "SET" mode.

  • Page 23: Fore More Stable Measurements

    For more stable measurements 1. Additional Measurement Region Circle cannot be measured wholly by box measurement region. Whole object will be measured with one more measurement region. See "Operation Manual". Operation Manual "3-3 Measurement Methods" Appendix Measurement object To measure the wholly object...
  • Page 24 Use the position compensation function when the orientation and displacement of the measurement ob- jects are not consistent. If the measurement object is not in a consistent position, the image read by the camera and the measurement region will not be aligned properly and a correct judgement will not be obtained.

  • Page 25: Ice Cream Separation

    2-3 Ice Cream Separation This section describes functions and setting steps with the application of ice cream separation. Read this section with actual operation using the picture of measurement object at the end of this manual. OMRON Setting example Ice Cream...

  • Page 26: Changing Operating Mode

    Select "SET" mode to set measurement condition. The following screen will be displayed after the power is turned ON. OMRON Ice Cream Vanilla OMRON Use the Right Key to move the cursor to "MONitor" and Ice Cream Lemon OMRON press the ENTer key. Ice Cream Strawberry Select "SET"...

  • Page 27: Selecting Scene Mode

    Measurement conditions, such as the type of measurement object and the contents of the inspection, are input under "scenes". Up to 16 scenes can be set. "Color pickup mode" and "Color filter mode" are called scene mode. One of these will be selected to inspect in each scene. Difference between "Color pickup mode"...

  • Page 28: Adjusting Images

    2-3-3 Adjusting Images Register the color to be picked up. Confirming the displayed image on the monitor, register the colors (three colors) of ice cream lid in "Pickup color ". Select "Adjust" and press the ENTer key. Select "Pickup color" and press the ENTer key.
  • Page 29 The color inside the box will be registered and the screen of will appear. Use the Right Key to switch the pickup color number. Register other colors repeating above steps Press the ESCape key several times and the screen of...

  • Page 30: Setting Measurement Region

    The pixels of picked up color will be counted in the measurement region. The counted pixels are called "Area". Set the box of the same size at the same position in the measurement region 0 to 2. (Set the measurement region in space of no letter.) Counted area can tell the color being measured.
  • Page 31 Selecting color to be picked up Select "Color no." and press the ENTer key. Use the Left and Right Keys to select color to be picked up, and press the ENTer key. Pickup color 0 will be selected for the measurement region 0.
  • Page 32 Specify upper-left corner of the measurement region. Use the cursor keys to move the cursor and press the ENTer key. Specify lower-right corner of the measurement region. Use the cursor keys to move the cursor and press the ENTer key.

  • Page 33: Setting Output

    Set the output for external device. Set so as to the results of measurement region 0 to 2 will be output to the terminal block DO_0 to 2. The color will be inspected depending on the region of OK (acceptable) result.
  • Page 34 "R0" indicates measurement region 0. OMRON Ice Cream Vanilla OMRON Ice Cream Lemon OMRON Ice Cream Strawberry R0.MA will be set. Operational expression will be set. Then set the judgement condition.
  • Page 35 See p.32 to set the judgement condition. Change the numeral with a one-digit cur- sor appeared on the display. Use the Left and Right Keys to move the cursor to the digit to be input. Use the Up and Down Keys to change the numeral.

  • Page 36: Checking Measurements

    With practical operation, check that the measurement would be performed correctly with the conditions already set. The results will be just displayed on the screen. Not be output to the terminal block. Measurement condition can be adjusted referring to the judgement.
  • Page 37 Select "End" and press the ENTer key. Press the TRIGger key. Results of DO_0 to 2 will be displayed. Strawberry Vanilla Lemon Terminal block ＯＫ ＮＧ ＮＧ DO_0 ＮＧ ＯＫ ＮＧ DO_1 DO_2 ＮＧ ＮＧ ＯＫ "Refer to "Operation Manual - 4-1 Check-...

  • Page 38: Measuring Objects

    Input measurement trigger and the measurement will be performed accord- ing to the conditions set for the current scene. The results will be output to terminal block DO_0 to 2. Select "MONitor" to enter "RUN" mode and press the ENTer key.
  • Page 39 Memo...

  • Page 40: Section 3 Appendix - Peculiarity Of Color

    SECTION 3 Appendix - Peculiarity of color -...
  • Page 41 In color pickup mode, color image will be converted into binary image by three parameters - hue, saturation and value. Specifying picked up color, its corresponding part of the space in color cube will be converted into "1", and the other "0".
  • Page 42 Colorgray filter in color filter mode In colorgray filter, color image will be converted into gray image using hue and saturation, but lightness isn't considered during conversion. The density of gray image after conversion depends on the point on hue/ saturation plane of color image.
  • Page 43 Select a color to be expressed brightly in gray image. "Hue of registered color - Hue of measured color" will be converted to 256 levels in gray image. Make output dark for hue of measured color as far as registered color.

  • Page 45: Section 4 Samples Of Measurement Objects

    OMRON ASIA PACIFIC PTE. LTD. 83 Clemenceau Avenue, #11-01, UE Square, Singapore 239920 Tel: (65)835-3011/Fax: (65)835-2711 OMRON (CHINA) CO. LTD. 21F, Beijing East Ocean Center No. 24A Jian Guo Men Wai Da Jie Chao Yang District, Beijing, 100022 China Tel: (86)10-6515-5778/Fax: (86)10-6515-5810...
  • Page 46 Authorized Distributor: Printed in Japan Z131-E1-1 Note: Specifications subject to change without notice. 0100-8M...

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