Omron V550-A20 Operation Manual
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Omron V550-A20 Operation Manual

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V550-A20 Operation Manual
V550-A20 Bar Code Reader
Operation Manual
Cat. No. Q01BAZ2
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Summary of Contents for Omron V550-A20

  • Page 1 V550-A20 Operation Manual V550-A20 Bar Code Reader Operation Manual Cat. No. Q01BAZ2...

  • Page 2: Visual Aids

    OMRON. No patent liability is assumed with respect to the use of the information contained herein. Moreover, because OMRON is constantly striving to improve its high-quality products, the information contained in this manual is subject to change without notice. Every precaution has been taken in the preparation of this manual.

  • Page 3: Table Of Contents

    V550-A20 Specifications Bar Code Basics Decoding Bar Codes How Your V550-A20 Scanning System Works Examples of LED Functionality Section Two: What to Do After Receiving the V550-A20 Introduction Unpacking Instructions Before Mounting the V550-A20 Mounting Your V550-A20 Setting Up Your V550-A20...
  • Page 4 Section 2 Describes unpacking, mounting, and basic setup of the V550-A20. Section 3 Explains how to connect the V550-A20 to external devices and how to supply power to the bar code reader. Section 4 Provides information on the cleaning procedure and some troubleshooting techniques.

  • Page 15: Introduction

    This Section describes different types of equipment that may be used in a V550-A20 scanning system. Next, some general scanning terms are discussed that may be helpful while mounting your V550-A20. Finally, this Section describes how to mount each piece of equipment within your V550-A20 system and how to set up your V550-A20.

  • Page 16: Unpacking Instructions

    Con- C AUTION necting the wrong power supply to the V550-A20 will result in dam- age to the V550-A20. A UL Class 2 power supply should be used for Lorem Ipsup dolor sit Be careful when making UL approval.
  • Page 17 V550-A20 software. The PC setup program is called BCSETUP. Refer to your BCSETUP manual for details about pro- gramming the V550-A20. This kit can be used to provide only power and RS232 communications, if no other signals are to be used in the application.
  • Page 18 There are a few common terms in bar code scanning that you need to Facts To Know know before you mount your V550-A20. Understanding these terms Before will help you when you mount your scanner or if you ever have to move your scanner from its original mounting place.
  • Page 19 The Far Distance is the farthest distance at which the V550-A20 can read a bar code. The Depth of Field is the range over which the V550-A20 can read bar codes.
  • Page 20 There are two mounting clips. They are designed to hold the mounting brackets, as adipiscing elit sed diam V550-A20 in a position so the scan line is parallel to the mounting long as they are compat- nonummy nibh surface. Each clip has an oblong slot designed for a #6 mounting...

  • Page 21: Mounting Your V550-A20

    Step 4 Tighten the nut on the stud to secure the V550-A20. This ensures a tight mount so the V550-A20 does not have any room for movement during operation, and it also allows you to remove the V550-A20 and replace it with the use of only one nut.
  • Page 22 What to Do After Receiving the V550-A20 Ladder Mounting Bracket (part # V559-A26E) The ladder mounting bracket is designed to hold the V550-A20 in a position so the scan line is perpendicular to the mounting surface. The bracket fits around the V550-A20, but is not directly secured to the V550-A20.
  • Page 23 The picket fence mounting bracket is designed to hold the V550-A20 in a position so the scan line is parallel to the mounting surface. The bracket fits around the V550-A20, but is not directly secured to the V550-A20. Flanges on the bracket provide oval slots that are designed for #6 mounting screws on either side of the V550-A20.
  • Page 24 3/8" #6-32 socket head cap screws, two #6 flat washers, and two #6 split lockwashers included with this assembly. The cradle mount- ing bracket is designed to hold the V550-A20 in a position so the scan line is parallel to the mounting surface. Four #6-32 Pem nuts are provided on the bottom of the bracket.

  • Page 25: Setting Up Your V550-A20

    V550-A20 Scanning System: V550-A20 Step 1: Remove all materials from the box. Step 2: Make all the appropriate connections to your V550-A20 as explained in Section Three. Step 3: If you need to make any programming changes to your V550-A20, connect your V550-A20 to a PC or terminal as described in Section Three of this manual, and refer to your BCSETUP Programming Manual.
  • Page 26 V550-A20 Operation Manual Section 2- What to Do After Receiving the V550-A20...

  • Page 27: Introduction

    Section 3 Connecting Your V550-A20 To An External Device This chapter explains how to connect your V550-A20 to external devices including a PC and Terminal. This chapter also explains how to supply power to your V550-A20. You must make these connections before you can begin setting up or using your V550-A20.

  • Page 28: Connecting Your V550-A20 To Other External Devices

    (15 pin female “D”) (15 pin female "D") The V550-A20 is versatile when you need to connect to other devices. The drawings below shows all the pin connections for V550-A20 when using serial communications. If you need to create your own cables to wire your V550-A20 to another device, use these drawings as a guide.
  • Page 29 RS-232 With No Handshaking Use the following drawing as a guide when you want to connect your Be careful when you V550-A20 to a device that is using RS-232 communication with no wire your own cable for handshaking: the V550-A20. You must make sure that NOTE: All connectors are shown from the soldering side.
  • Page 30 Connecting Your V550-A20 To An External Device RS-422 (point to point) Use the following drawing as a guide when you want to connect your V550-A20 to a device that is using RS-422 serial communication: NOTE: All connectors are shown from the soldering side. V500-A20...

  • Page 31: Connecting Your V550-A20 To A Pc

    Connecting Your V550-A20 To A PC Omron recommends that you purchase the Programming Kit for your V550-A20. This kit provides you with the cables that you need to connect your Omron device to a PC. If you would like to purchase...
  • Page 32 Connecting To A PC Without Programming Kit If you choose not to purchase the Programming Kit, you need to make your own cables. The following pinout diagrams show typical RS-232 communication cable pin connections from your PC to your V550-A20 with connector and cable specifications. Specifications...

  • Page 33: Connecting Your V550-A20 To A Terminal

    Connecting Your V550-A20 To An External Device Connecting Your V550-A20 To A Terminal If you are using a Terminal to program your V550-A20, you need to make your own cables. The following pinout diagrams below show typical RS-232 communication cable pin connections from your Terminal to your V550-A20 and connector and cable specifications.
  • Page 34 Using Omron's Power Supply For Power You can use the Omron S82S-0305 power supply to supply power to the V550-A20 15 pin "D" connector. Note that a UL class 2 power supply should be used for UL approval. This power supply is shown...
  • Page 35 Section 3- Connecting Your V550-A20 To An External Device Wiring Other Sources Of Power Directly To supply power to the V550-A20 15 pin "D" connector, you can use When you are providing many other sources than previously mentioned. You must comply...
  • Page 36 Supplying A to inform the scanner of the presence of an object within its reading zone. You can wire a triggering device directly to the V550-A20 15 pin Trigger Input connector using pins 11 and 13. The drawing below shows two of the...

  • Page 37: Using V550-A20 Parallel Outputs

    The V550-A20 has two parallel outputs; NVC/NO MATCH and Using V550-A20 GO/MATCH. These output timers are activated or deactivated from pin 4 and pin 5 respectively on the V550-A20 15 pin connector. Both Parallel Outputs of these outputs are controlled by software. (Refer to your BCSETUP Manual.)
  • Page 38 V550-A20 Operation Manual Section 3- Connecting Your V550-A20 To An External Device Parallel Output Connections The following diagrams show the proper connections that you need to ensure that the outputs function properly. V550-A20 OUT 0 Load V550-A20 OUT 1 Load Output Connections The table below defines some basic terminology.
  • Page 39 Operation Examples Switch ON the trigger switch (7) shown above to execute V550-A20 to read and send data to the data memory area of CQM1. Use the pro- gram console (3) to confirm the data. In the event the data were not read, press “?”...
  • Page 40 V550-A20 Operation Manual Section 3- Connecting Your V550-A20 To An External Device Confirmation of Operation • After programming, set RUN mode and set the trigger switch ON to execute the reading with the LED on the BCR lighting. • Press the key in the order below in order to confirm the data with...
  • Page 41 Connections Operation Switch ON the trigger switch (7) shown above to execute V550-A20 to read and send data to the data memory area of C200 . Use the pro- gram console (6) to confirm the data. In the event the data were not read, press “?”...
  • Page 42 V550-A20 Operation Manual Section 3- Connecting Your V550-A20 To An External Device Confirmation of Operation • After programming, set RUN mode and set the trigger switch ON to execute the reading with the LED on the BCR lighting. • Press the key in the order below in order to confirm the data with...
  • Page 43 V550-A20 Operation Manual Section 3- Connecting Your V550-A20 To An External Device PLC Master/Slave System SYSMAC Series C200H Alpha…RS-485 Multidrop: C200H… Bar code reader V550-A20 Power supply unit S82S-0305 (5V, 0.6A) (see note) Communications Board C200HW-COM06-E NOTE: Each bar code reader requires a minimum of 500 mA to operate.
  • Page 44 Alpha COM board are shown below. V550-A20 C200HX/C200HG/C200HE Bar Code Reader Communications Board V550-A20 Pin Configuration C200H Alpha COM Board Pinout Note: The above connection is shown using the C200H Alpha PLC with protocol macro function. Contact OMRON for the latest V550- A20 Protocol macro.

  • Page 45: Introduction

    Basic Troubleshooting and Maintenance Section 4 Basic Troubleshooting and Maintenance The V550-A20 hardware was specifically designed for the tough industrial environment. The unit does not need anything more than some basic cleaning and a checkup every once and awhile. This chapter provides you with a cleaning procedure and some troubleshooting techniques.

  • Page 46: Cleaning Procedure

    Nothing inside the V550-A20 Procedure needs to be cleaned on a regular basis. If the V550-A20 needs repair, do not open the unit. The V550-A20 is designed to be shipped back for repair. Refer to your Omron distributor for more information.

  • Page 47: Troubleshooting Your V550-A20

    V550-A20 Operation Manual Section 4- Basic Troubleshooting and Maintenance Use the following chart to help troubleshoot the V550-A20. If your Troubleshooting V550-A20 is damaged, please contact your Omron distributor. Your V550-A20 Use the steps on page Is there dust 5-2 to clean the V550-A20.
  • Page 48 Solution: Adjust the timing of your serial trigger so it turns on before the bar code and turns off after the bar code. Problem: No communication to host. Cause: Host communication to scanner does not match. Solution: Connect the V550-A20 to a PC and use BCSETUP to confirm communications parameters.

  • Page 49: Appendix A: Ascii Communications

    V550-A20 Operation Manual Section 5- Appendices Section 5 Appendices Appendix A: ASCII Communications Appendix B: ASCII Chart 5-11 Appendix C: V550-A20 Read Distance Charts 5-12 Appendix D: V550-A20 and Accessories Dimensions 5-15 Appendix E: Laser Beam Safety 5-17...
  • Page 50 V550-A20 Operation Manual Section 5- Appendices Standard RS-485 Multidrop Communications RS-485 communications is an Engineering Industries Association standard for the transmitters and receivers of a digital equipment interface. RS485 communication uses differential signal lines and allows for multiple trans- mitters on one signal pair (although only one transmitter may be enabled at any given time).
  • Page 51 V550-A20 Operation Manual Section 5- Appendices The remainder of this section defines the message formats and timing requirements for the protocol used on RS-485 multidrop (2-wire) communi- cations lines. The protocol is defined for both the “master” device and the “slave”...
  • Page 52 V550-A20 Operation Manual Section 5- Appendices The following is framing for all messages sent by any device on the multidrop line: FFH STX ID(2) TYPE(2) SEQ DATA LRC(2) CR (FFhex) = Guard Character This character is "sacrificed" to the line noise that occurs when the unit transmitter is first turned on.
  • Page 53 V550-A20 Operation Manual Section 5- Appendices Wake up This message type is sent by the master. The slave that receives it should acknowledge the message. No data This message type may be sent by a slave indicating that the slave has no data to send in response to a poll.
  • Page 54 V550-A20 Operation Manual Section 5- Appendices Timing If a slave unit is going to respond to a poll from the master, it must start its response within two character times of the end of the carriage return at the end of the poll.
  • Page 55 V550-A20 Operation Manual Section 5- Appendices Maximum: 4 character times (40/baud rate). Minimum: 2 character times (due to guard character + STX transmission time). Maximum: 1/2 character time (5/baud rate). Minimum: 0. Both the master and the slave must disable their transmitter as soon as possible after transmitting the carriage return at the end of the message.
  • Page 56 V550-A20 Operation Manual Section 5- Appendices Error: The slave does not understand the master’s acknowledgment of the slave’s data message. Recovery: The slave will retransmit the same message in response to the next poll. The master will see that it is a duplicate message, acknowledge it, and discard it.
  • Page 57 V550-A20 Operation Manual Section 5- Appendices Multidrop Protocol Examples Message framing: FFh, 02h, idhigh, idlow, type, seq no, ... data..., lrc0, lrc1, (DEL, STX, NOTE: The DEL character is used as a guard character to make sure that the transmission line is quiet for one character time before the STX is sent. The sequence number only appears on data messages.
  • Page 58 V550-A20 Operation Manual Section 5- Appendices Protocols Used With RS-232 and RS-422 RTS/CTS (Used with only RS-232) This protocol stands for "Request To Send" and "Clear To Send". This is a common type of "handshaking" that goes on between two units.

  • Page 60: Appendix C: V550-A20 Read Distance Charts

    V550-A20 Operation Manual Section 5- Appendices Appendix C: V550-A20 Read Distance Charts Standard Scan Head - Optical Performance (Model V550-A20) Standard Reader - Optical Performance (Model V550-A20) Narrow Element Maximum Reading Distance Width Scan Window 10.0 mil (.25 mm) 2.5" - 6.0" (64 - 153 mm) 4.8"...
  • Page 61 V550-A20 Operation Manual Section 5- Appendices High Speed Head - Optical Performance (Model V550-A20HS) High Speed Reader - Optical Performance (Model V550-A20HS) Narrow Element Maximum Reading Distance Width Scan Window 10.0 mil (.25 mm) 2.5" - 6.0" (64 - 153 mm) 4.8"...
  • Page 62 V550-A20 Operation Manual Section 5- Appendices High Density Reader - Optical Performance (Model V550-A20HD) High Density Reader - Optical Performance (Model V550-A20HD) Narrow Element Reading Distance Maximum Scan Width Window 5.0 mil (.13 mm) 2.0" - 4.0" (51 - 102 mm) 3.2"...

  • Page 63: Appendix D: Dimensions

    V550-A20 Operation Manual Section 5- Appendices Appendix D: Dimensions UNIT: MM (INCH) READERS AND ACCESSORIES V550-A20 Bar Code Reader V559-A32-A- M BCR to OMRON PLC RS-232 Port Cable (2.36) (2.76) Front Of Scanner (1.18) (1.97) D A N G E R LISTED...
  • Page 64 V550-A20 Operation Manual Section 5- Appendices V559-A26D Picket Fence Mounting Bracket V559-A25C BCR-to-PC Cable .156 X .281 2 PL 19.05 (.75) 9.65 (.38) 6.35 (.25) 76.2 (3.00) 8.89 (3.50) 31.75 (1.25) 25.4 (1.00) 37.6 35.3 (1.48) (1.39) 58.4 15.2 (2.30) (.60)
  • Page 65 Make sure that the laser beam will not be directly or indirectly reflected into human eyes. The safety distance is approximately 1 m for the V550-A20. If there is a possibility of laser beam reflection by any objects around the emitter at the time of adjustment, apply paint with a low light reflection ratio to the objects.
  • Page 66 V550-A20 Operation Manual Section 5- Appendices...

  • Page 67: Glossary

    Bar Code - An array of rectangular bars and spaces that are is responsible for the safety regulations governing acceptable arranged in a predefined pattern to represent elements of data limitations on electronic radiation from laser devices. Omron is in referred to as characters. compliance with the CDRH regulations.
  • Page 68 V550-A20 Operation Manual Glossary graphic element. Used as part of the organization, control, or printing one dot at a time, to complete one line. The print head representation of data. then begins printing the next line. Other dot matrix printers use a stationary print head.
  • Page 69 Omron PLC modules are available as input and output versions. Maximum current is limited by the input modules. Input modules LED (Light Emitting Diode) - A semiconductor generally made can be used for photoelectric trigger inputs.
  • Page 70 Orientation - The alignment of the code’s bars and spaces to the is responsible for the safety regulations governing acceptable scan head. Often referred to as vertical (picket fence) and limitations on electronic radiation from laser devices. Omron is in horizontal (ladder). compliance with the NCDRH regulations.
  • Page 71 SERIAL ASYNCHRONOUS TRANSMISSION OF DATA: The printing quality at this point is not good the label may not be V550-A20 is capable of communicating via the following inter- scanned even though other parts of the label are good. Another faces: RS-232, RS-422, and RS-485.
  • Page 72 V550-A20 Operation Manual Glossary When data is transmitted serially from a communications port, the a receive buffer nears its memory capacity, the receiving device information is transferred between the two devices one data bit at sends an ASCII X-OFF signal to the transmitting device, telling it a time.
  • Page 73 V550-A20 Operation Manual Glossary Space - The lighter elements of a bar code symbol formed by the thermal printing: Since the paper used is heat activated the background between bars. labels will deteriorate over time in a warm environment. Infrared...
  • Page 74 V550-A20 Operation Manual Glossary...

  • Page 75: Index

    V550-A20 Operation Manual INDEX Index Pitch 2-4 Power Idle indication 1-8 ASCII Chart 5-11 Using Local Supply 3-8 Wiring other sources 3-9 Problems 4-4 Bar Code Basics 1-4 Ladder 2-4 Bar Code Orientation 2-5 Bar Code Symbologies 1-4 LED 1-8...
  • Page 76 V550-A20 Operation Manual INDEX...

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