Rockwell Automation Allen-Bradley 45MLA Quick Start Manual
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Rockwell Automation Allen-Bradley 45MLA Quick Start Manual

Rockwell Automation Allen-Bradley 45MLA Quick Start Manual

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Simple Package Measurement
Connected Components Building Block
Quick Start

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Summary of Contents for Rockwell Automation Allen-Bradley 45MLA

  • Page 1 Simple Package Measurement Connected Components Building Block Quick Start...
  • Page 2 Labels may be on or inside the equipment, for example, a drive or motor, to alert people that surfaces may reach dangerous temperatures. Allen-Bradley, Rockwell Automation, Rockwell Software, MicroLogix, PanelView, PanelView Component, RSLogix 500, Stratix, and TechConnect are either trademarks or registered trademarks of Rockwell Automation, Inc.
  • Page 3 Where to Start Follow the path below to complete your Simple Package Measurement application. Connected Components Building Blocks, publication CC-QS001 Chapter 1 45MLA Controller Integration Chapter 2 System Validation and Application Tips 3Publication CC-QS012A-EN-P - September 2009...
  • Page 4 Where to Start Notes: Publication CC-QS012A-EN-P - September 2009...

  • Page 5: Table Of Contents

    Table of Contents Preface Introduction ........7 Conventions Used in This Manual .
  • Page 6 Table of Contents Notes: Publication CC-QS012A-EN-P - September 2009...

  • Page 7: Preface

    Preface Introduction This connected control building block quick start was created to aid machine builders in implementing 45MLA Measuring Light Array sensors with MicroLogix controllers and PanelView Component terminals. This application demonstrates how an object’s three- dimensional size can be determined by using three pairs of light arrays.

  • Page 8: Conventions Used In This Manual

    Preface Conventions Used in This This manual uses the following conventions Manual Convention Meaning Example Check or uncheck To activate or deactivate a checkbox. Check Disable Keying. Click the left mouse button once while the cursor is positioned Click Click Browse. on object or selection.

  • Page 9: Additional Resources

    Preface Additional Resources Resource Description Connected Components Building Blocks Quick Start, Provides information on how to select products and gain access to panel and wiring publication number CC-QS001 information. Connected Component Building Blocks Overview Provides files for the Connected Component Building Blocks. CD, publication number CC-QR001 Installation Instructions 45MLA Measuring Light Provides information on the installation and operation of the 45MLA Measuring...
  • Page 10 Preface Notes: Publication CC-QS012A-EN-P - September 2009...

  • Page 11: 45Mla Controller Integration

    Chapter 45MLA Controller Integration Introduction This chapter provides step-by-step instructions for wiring and configuring the 45MLA Measuring Light Array sensors and controllers for operation with the MicroLogix 1100 controller and PanelView Component terminal. Before You Begin Review the Connected Components Building Blocks Quick Start, publication CC-QS001, verifying that you have completed hardware design and installation as well as software installation.

  • Page 12: Follow These Steps

    Chapter 1 45MLA Controller Integration Follow These Steps Follow these steps to connect and set up your equipment. Start Connect Your Hardware, page 13 Connect Your Wiring, page 13 Set the 45MLA DIP Switches and Apply Power, page 14 Configure IP Addresses, page 14 Publication CC-QS012A-EN-P - September 2009...

  • Page 13: Connect Your Hardware

    45MLA Controller Integration Chapter 1 Connect Your Hardware Using Ethernet patch cables, connect the PanelView Component terminal, MicroLogix 1100 controller, and personal computer to the Stratix Ethernet switch. Connect Your Wiring 1. Connect 24V DC power and RS485 wiring to components according to this diagram. 24V DC Power and RS 485 Communication Wiring 24VDC POWER...

  • Page 14: Set The 45Mla Dip Switches And Apply Power

    Chapter 1 45MLA Controller Integration Set the 45MLA DIP Switches and Apply Power 1. Set the 45MLA DIP switches to the settings shown here. ADDRESS 1 ADDRESS 0 ADDRESS 2 HEIGHT WIDTH LENGTH TERMINATION RESISTOR (END OF NETWORK) 2. Apply power to the MicroLogix controller. 3.

  • Page 15: System Validation And Application Tips

    Chapter System Validation and Application Tips Introduction In this chapter, you will run and validate the operation of the 45MLA Measuring Light Arrays with the MicroLogix controller and PanelView Component terminal HMI. Before You Begin • Verify that you have completed all of the steps in Chapter 1 of this document.

  • Page 16: Follow These Steps

    Chapter 2 System Validation and Application Tips Follow These Steps Follow these steps to understand the operation of the 45MLA Measuring Light Array system, however, you can just go through Chapter 1 and then let the system run with the defaults. Start Overview of System Operation, page 17...

  • Page 17: Overview Of System Operation

    System Validation and Application Tips Chapter 2 Overview of System Operation This application determines an object’s three-dimensional size by using three pairs of 45MLA light arrays, one for each dimension, each connected to its respective control interface. The MicroLogix 1100 controller sequentially polls the three slave 45MLA controllers on the RS485 network for array size and beam status information.

  • Page 18: Panelview Application Screens

    Chapter 2 System Validation and Application Tips PanelView Application Screens Home Screen Press Enter to go to the application’s Main Menu. Main Menu The Main Menu screen allows navigation between the four additional screens in the application: Array Setup, Current Object Size, Array Status, and Conveyor Control. These are explained in sections below.

  • Page 19: Array Setup Screen

    System Validation and Application Tips Chapter 2 Array Setup Screen On the Main Menu screen, press ARRAY SETUP. The specific arrays are listed as text boxes in the left column, each with an enable/disable toggle button and an offset distance button to its right. You can select which arrays are operational by pressing its ENABLE/DISABLE toggle button.

  • Page 20: Current Object Size Screen

    Chapter 2 System Validation and Application Tips Current Object Size Screen On the Main Menu screen, press CURRENT OBJECT SIZE. This screen provides a real-time animation of the arrays’ status. Height, width, and length dimensions are displayed. This graphic shows no object present, so the array is clear.

  • Page 21: Conveyor Control Screen (Optional)

    System Validation and Application Tips Chapter 2 Conveyor Control Screen (optional) On the Main Menu screen, press CONVEYOR CONTROL. Use this function as needed by using the function descriptions below. FIFO Table Buttons and Indicators Function RETURN button Returns the display to the Home screen. CONVEYOR AUTO/MANUAL button This is a toggle button.

  • Page 22: Program Operation

    Chapter 2 System Validation and Application Tips Program Operation This section is an example that describes the sequence of communication between the MicroLogix controller and the light array at address 1, which is for height. Width and length arrays operate similarly. 1.
  • Page 23 System Validation and Application Tips Chapter 2 5. The MicroLogix controller then calls subroutine 4, which extracts the string data returned and stores it in Data File N12. This is the N12 data file Response format. In this case, the values shown in N12:0 can be interpreted as follows. Current Description Value...

  • Page 24: Application Tips

    Chapter 2 System Validation and Application Tips Application Tips Finding Communication Faults If there is no communication response from arrays, do the following: • Check DIP switch settings. Refer to Set the 45MLA DIP Switches and Apply Power. • Check the AWT Instruction. It should show Characters Sent =11.

  • Page 25: Offset Values, Component Versions, And Commands

    Appendix Offset Values, Component Versions, and Commands Establishing an Offset Value To establish an offset value, follow these steps. 1. Place a package of known height in front of the array. 2. Calculate the offset: Offset = height - (number of blocked beams x beam spacing) Below is an example of establishing an offset value.

  • Page 26: Commands

    Appendix A Offset Values, Component Versions, and Commands Commands The general RS485 protocol architecture (hex) table below details the string structure (request and response) in bytes between the MicroLogix controller and the 45MLA controller. Direction Byte1 Byte2 Byte3 Byte4 Byte5 Byte6 Byte7 Byte8...
  • Page 28 (see phone number above to obtain one) to your distributor in order to complete the return process. Outside United Please contact your local Rockwell Automation representative for States return procedure. Publication CC-QS012A-EN-P - September 2009 Copyright © 2009 Rockwell Automation, Inc. All rights reserved. Printed in the U.S.A.

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