Rockwell-automation 2755 AtomScan Bar Code Reader Bedienungsanleitung Seite 1

UserManualAtomScan+ BarCode Readers(Cat. Nos. 2755-LS7-SA,2755-LS7-SB,2755-LS7-RA,2755-LS7-RB,2755-LS7-SBV, and2755-LS7-RBV)Allen-Bradley

1–2 Introduction to AtomScan+ Bar Code ReadersPublication 2755-6.91. Check the contents of shipping boxes.ReferenceUnpack the shipping boxes making su

6–15Hardware OperationPublication 2755-6.9When the Mode switch is in the in position, the interface box takesRS-232 signals (TXD, pin 2, RXD, pin 3) a

6–16 Hardware OperationPublication 2755-6.9Shorting Pins 7 and 11You may also default the reader by shorting pins 7 and 11 of the25-pin (host) connect

Chapter 7Publication 2755-6.9Maintenance and TroubleshootingThis chapter provides information on how to maintain andtroubleshoot your readers. Items

7–2 Maintenance and TroubleshootingPublication 2755-6.9The following table provides a list of the most common operatingproblems, probable causes, and

7–3Maintenance and TroubleshootingPublication 2755-6.9Problem Probable Cause (s) Corrective Action1. Triggering/timeout out of sync.1. Review triggeri

Appendix APublication 2755-6.9SpecificationsThis appendix provides the specifications for the:• readers (Catalog Nos. 2755-LS7-SA, 2755-LS7-SB,2755-

SpecificationsA–2Publication 2755-6.9SpecificationDescriptionCatalog No.2755-LS7-SACatalog No.2755-LS7-RACatalog No.2755-LS7-SBCatalog No.2755-LS7-RBC

Specifications A–3Publication 2755-6.9Description SpecificationCatalog Numbers 2755-LS7-IB1 and 2755-LS7-IB2Supply Voltage 5V dc @ 20 mAOperating Temp

Appendix BPublication 2755-6.9Cable PinoutsThis appendix provides the cable pinouts for the readers andinterface boxes.The reader cable pinouts are

Cable PinoutsB–2Publication 2755-6.9The interface box pinouts are listed in the tables starting below.Trigger Connector453216Pin Function1 Trigger inp

1–3Introduction to AtomScan+ Bar Code ReadersPublication 2755-6.93. Install the reader.ReferenceMount the reader (Catalog Nos. 2755-LS7-SA, 2755-LS7-S

Cable Pinouts B–3Publication 2755-6.9Scanner Port511061115Pin Signal Function1 Power Provides power to the reader.2 TXD Cable pin transmits data to ho

Cable PinoutsB–4Publication 2755-6.9RS-232 Port1131425Pin Signal Function1 GND Chassis ground2 TXD Reader transmits data to host device.3 RXD Reader r

Appendix CPublication 2755-6.9ASCII TableThis appendix provides ASCII characters.Dec. Hex. Mne. Char. Dec. Hex. Char. Dec. Hex. Char. Dec. Hex. Char

Appendix DPublication 2755-6.9Multidrop CommunicationsThis appendix describes the rules for setting up a concentrator orcontroller to communicate wi

Multidrop CommunicationsD–2Publication 2755-6.9The poll and select addresses are listed in the table below.Reader Poll Address Select Address Reader P

Multidrop Communications D–3Publication 2755-6.9The polling sequence occurs when the host device solicitsinformation from the readers. The host devic

Multidrop CommunicationsD–4Publication 2755-6.9Unlike poll requests, select commands always originate from thehost device and consist of serial config

Appendix EPublication 2755-6.9Application ExamplesThis appendix is designed to illustrate various applications for theAtomScan+ Bar Code Readers. A

Application ExamplesE–2Publication 2755-6.9Hardware Connections for AUX Port Pass-ThroughThe interface box connects to an auxiliary port on the enhanc

Application Examples E–3Publication 2755-6.93. Save and exit the configuration.4. Move internal selector (jumper) to the data entry position on thesys

1–4 Introduction to AtomScan+ Bar Code ReadersPublication 2755-6.94. Install the interface box.ReferenceMount the interface box to your mounting surfa

Application ExamplesE–4Publication 2755-6.9Hardware Connections for the Flexible Interface ModuleThe interface box connects to one of the three commun

Application Examples E–5Publication 2755-6.9Flexible Interface Module SetupYou need to configure the flexible interface module. Follow thesteps below

Application ExamplesE–6Publication 2755-6.9 ENTER A MAIN MENU SELECTION: 11MODEM CONTROL (ENABLE/DISABLE) = DISABLE.9600 BITS PER SECOND (Y

Application Examples E–7Publication 2755-6.9This application example describes how to configure and operate thereaders when using an RS-232 cable conn

Application ExamplesE–8Publication 2755-6.9Hardware Connections for the SLC 5/03 and SLC 5/04 ControllersThe interface box connects to one of the comm

Application Examples E–9Publication 2755-6.9Configuration Codes for the SLC 5/03 and SLC 5/04 ControllersAfter making the necessary connections, set t

Application ExamplesE–10Publication 2755-6.92. Configure Channel 0 in the Channel 0 User Mode Configurationscreen.Note: Termination 1 is set for \a o

Application Examples E–11Publication 2755-6.9This application example describes how to configure and operate thereaders when using an RS-232 cable con

Application ExamplesE–12Publication 2755-6.9Hardware Connections for the PLC-5 ControllersThe interface box connects to the PLC-5 controllers with an

Application Examples E–13Publication 2755-6.9PLC-5 Controllers SetupYou need to configure the Channel 0 port of the PLC-5 controllers.Follow the steps

1–5Introduction to AtomScan+ Bar Code ReadersPublication 2755-6.97. Apply power to the scanner system.ReferenceAfter all of your hardware components a

Application ExamplesE–14Publication 2755-6.9Note that Termination 1 is set for \0xa or Line Feed [LF], andTermination 2 is set for \0xd or Carriage Re

Application Examples E–15Publication 2755-6.9Refer to the following publications for additional information.• DTAM Plus Operator Interface Module User

Application ExamplesE–16Publication 2755-6.9Configuration Codes for the DTAM Plus Operator InterfaceAfter making the necessary connections, set the re

Application Examples E–17Publication 2755-6.9The DTAM Plus DeviceNet supports the polled I/O method ofexchanging data with a master, in the following

Appendix FPublication 2755-6.9European Union DirectivesThis appendix provides information regarding:• compliance to European Union Directives• decla

European Union DirectivesF–2Publication 2755-6.9Below is a copy of the Declaration of Conformity for theAtomScan+ Bar Code Readers (Catalog Nos. 2755-

Publication 2755-6.9GlossaryAutodiscriminate – The ability to decode several different bar codesymbologies without changing configuration.AWG – Abbrev

GlossaryG–2Publication 2755-6.9Good Read – The event that occurs when a label’s data is accuratelyscanned and decoded.Intercharacter Gap – The extra s

Glossary G–3Publication 2755-6.9Operational Commands – Serial commands from the host to thereader that control current operating parameters, counters,

GlossaryG–4Publication 2755-6.9Relay Driver – A TTL signal sent by the reader. The output isdetermined by the relay driver selection (by operational

1–6 Introduction to AtomScan+ Bar Code ReadersPublication 2755-6.99. Change the appropriate configuration settings.ReferencePress [<D>] to acces

Glossary G–5Publication 2755-6.9Symbology – A set of bar code symbols, such as Code 39 or Code128, that have special rules to define the widths and po

Publication 2755-6.9 – May 1997Rockwell Automation helps its customers receive a superior return on their investment by bringingtogether leading brand

1–7Introduction to AtomScan+ Bar Code ReadersPublication 2755-6.911. Unplug the configuration terminal from the interface box.ReferenceUnplug the conf

Chapter 2Publication 2755-6.9Hardware FeaturesThis chapter describes the features of the AtomScan+ Bar CodeReaders (Catalog Nos. 2755-LS7-SA, 2755-LS

2–2 Hardware FeaturesPublication 2755-6.9The interface boxes route signals between the readers and otherdevices. The interface boxes have the followi

2–3Hardware FeaturesPublication 2755-6.9The readers can decode the following symbologies:• UPC-A• UPC-E• EAN 8• EAN 13• Code 39• Code 128• EAN 128• Co

2–4 Hardware FeaturesPublication 2755-6.9This equipment has been tested and found to comply with the limitsfor a Class B digital device, pursuant to P

Because of the variety of uses for the products described in thispublication, those responsible for the application and use of thiscontrol equipment m

2–5Hardware FeaturesPublication 2755-6.9Scan beams are projected either as a single line or as a raster pattern.• The single line option projects its

Chapter 3Publication 2755-6.9Designing Your Scanner SystemThis chapter provides the information needed to set up a scannersystem correctly. Items in

3–2 Designing Your Scanner SystemPublication 2755-6.9The height is measured from one end of a bar to the other, and itslength is always the distance f

3–3Designing Your Scanner SystemPublication 2755-6.9Bar code symbols must be in the correct position as they move bythe reader. The scan line must cr

3–4 Designing Your Scanner SystemPublication 2755-6.9Picket FenceIn picket fence orientation, the symbol can be read the whole time itis in the read r

3–5Designing Your Scanner SystemPublication 2755-6.9When to Use a Raster ReaderSingle line readers should always used in step ladder orientation.Raste

3–6 Designing Your Scanner SystemPublication 2755-6.9SkewA symbol is skewed when the ends of the symbol’s bars are not atthe same distance from the re

3–7Designing Your Scanner SystemPublication 2755-6.9Catalog Numbers 2755-LS7-SA and 2755-LS7-RA0 2 in. (5.08 cm)4 in. (10.2 cm)7.5 mils(0.19 mm)Reader

3–8 Designing Your Scanner SystemPublication 2755-6.9Catalog Numbers 2755-LS7-SBV and 2755-LS7-RBV0100 4 in. (10.2 cm)8 in. (20.32 cm)40 milsDistance

3–9Designing Your Scanner SystemPublication 2755-6.9To ensure a successful read of a bar code symbol, the bar codesymbol should be scanned 5 times. W

Publication 2755-6.9PrefaceChapter Objectives P–1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Contents of this Manual P–1. .

3–10 Designing Your Scanner SystemPublication 2755-6.9Picket Fence CalculationTo calculate scans per symbol for picket fence applications, use thefoll

Chapter 4Publication 2755-6.9Installing Your HardwareThis chapter provides the information needed to install the readersand interface boxes. Items i

4–2 Installing Your HardwarePublication 2755-6.9Refer to the following steps to install your system hardware properly.1. Make sure your scanner system

4–3Installing Your HardwarePublication 2755-6.9The dimensions of the readers are shown below.Note: The drawing below is not to scale.2.59 in. (6.58 c

4–4 Installing Your HardwarePublication 2755-6.93. Mount the plate to your mounting surface. You can mount theplate to the top, bottom, or side of yo

4–5Installing Your HardwarePublication 2755-6.9Follow the steps starting below to connect your system hardwaretogether when using an interface box. R

4–6 Installing Your HardwarePublication 2755-6.9To wire the Switchcraft connector, refer to the following table.Contact your local Allen-Bradley sales

4–7Installing Your HardwarePublication 2755-6.94. Plug the power supply into the interface box.Interface BoxTo Power PortPower Supply5. Connect the po

4–8 Installing Your HardwarePublication 2755-6.9Follow the steps starting below to connect your system hardwaretogether when using an auxiliary monito

4–9Installing Your HardwarePublication 2755-6.9To wire the Switchcraft connector, refer to the following table.Contact your local Allen-Bradley sales

Table of Contentstoc–iiPublication 2755-6.9Chapter 4Installing the System Hardware 4–2. . . . . . . . . . . . . . . . . . . . . . . . . . . Connecting

4–10 Installing Your HardwarePublication 2755-6.95. Plug the power supply into the interface box.Interface BoxTo Power PortPower Supply6. Connect the

4–11Installing Your HardwarePublication 2755-6.9Follow the steps starting below to connect your system hardwaretogether when using an interface box.

4–12 Installing Your HardwarePublication 2755-6.9To wire the Switchcraft connector, refer to the following table.Contact your local Allen-Bradley sale

4–13Installing Your HardwarePublication 2755-6.95. Plug a power supply into each interface box.Interface BoxTo Power PortPower Supply6. Connect a powe

4–14 Installing Your HardwarePublication 2755-6.96. Disconnect the slave interface box from the master interface box.7. Connect the configuration term

4–15Installing Your HardwarePublication 2755-6.9Follow the steps below to connect your system hardware togetherwhen not using an interface box.1. Dete

Chapter 5Publication 2755-6.9Configuring Your ReaderThis chapter describes the configuration options for the readers.Items include:• menu configurati

5–2 Configuring Your ReaderPublication 2755-6.94. Press [<D>] to access the Main menu. The Main menu appears:The bottom line on the screen is c

5–3Configuring Your ReaderPublication 2755-6.92. Press [M] to return to the Main menu, or press [E] to exit theMenu Configuration program. If [E] is

5–4 Configuring Your ReaderPublication 2755-6.9Defining Special CharactersTo define any control character from the ASCII table, press the spacebar onc

Table of Contents toc–iiiPublication 2755-6.9Defaulting the Reader 6–14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating the Int

5–5Configuring Your ReaderPublication 2755-6.9Communications MenuThe Communications menu allows you to set the communicationprotocols between the read

5–6 Configuring Your ReaderPublication 2755-6.9Host Protocol Parameters• Protocol. Protocols define the sequence and format in whichinformation is tr

5–7Configuring Your ReaderPublication 2755-6.9Note: Definitions of commands in User Defined and UserDefined Multidrop must be duplicated in host appl

5–8 Configuring Your ReaderPublication 2755-6.9Auxiliary Port ParametersAuxiliary Port Parameters allow you to set communicationsparameters between da

5–9Configuring Your ReaderPublication 2755-6.9Operations MenuThe Operations menu, shown below, allows you to set the operationsparameters for the read

5–10 Configuring Your ReaderPublication 2755-6.9• Triggering Mode. Allows you to establish the type of triggerevent that will initiate or end the rea

5–11Configuring Your ReaderPublication 2755-6.9• End of Read Cycle. Allows you to choose the circumstances thatwill end the read cycle. The read cyc

5–12 Configuring Your ReaderPublication 2755-6.9• External Trigger Level. Allows you to determine whether apositive or negative transition will initi

5–13Configuring Your ReaderPublication 2755-6.9Enable Match Code Type:By menu selection,by operational command <E>, or,by serial configuration c

5–14 Configuring Your ReaderPublication 2755-6.9• Match Code Master. Allows you to edit an existing master ortype in a new master label from your key

Table of Contentstoc–ivPublication 2755-6.9Flexible Interface Module Setup E–5. . . . . . . . . . . . . . . . . . . . . . . . SLC 5/03 and SLC 5/04 Co

5–15Configuring Your ReaderPublication 2755-6.9Code Types MenuThe Code Types menu, shown below, allows you to choose amongfive bar code types and defi

5–16 Configuring Your ReaderPublication 2755-6.9Narrow MarginsAllows the reader to read bar codes with quiet zones less than 10times the narrow-bar-wi

5–17Configuring Your ReaderPublication 2755-6.9Code 39• Status• Check Digit. Code 39 is self-checking and does not normallyrequire a check digit. Ho

5–18 Configuring Your ReaderPublication 2755-6.9• Check Digit Output. When enabled, the check digit character issent along with the label data. When

5–19Configuring Your ReaderPublication 2755-6.9• Separator (Character). Allows you to change the separatorcharacter from a comma to a new value.Code

5–20 Configuring Your ReaderPublication 2755-6.9Scanner Output MenuThe Scanner Output menu, shown below, allows you to configure thereader’s output.

5–21Configuring Your ReaderPublication 2755-6.9Relay–1 and Relay–2• Output On. Allows you to set the conditions that will output arelay pulse either

5–22 Configuring Your ReaderPublication 2755-6.9• No Read Message. Allows you to define any combination ofASCII characters (except NUL) up to seven c

5–23Configuring Your ReaderPublication 2755-6.9Scanner Setup MenuThe Scanner Setup menu, shown below, allows you to set specificbar code scanning para

5–24 Configuring Your ReaderPublication 2755-6.9Most of the configuration changes to the reader that can be made inthe menu can also be accomplished b

Publication 2755-6.9PrefaceRead this chapter to familiarize yourself with the rest of the manual.You will learn about:• contents of this manual• conv

5–25Configuring Your ReaderPublication 2755-6.9To ensure that a command was received and accepted, you can enterthe Show Scanner Status command, <?

5–26 Configuring Your ReaderPublication 2755-6.9Serial Configuration CommandsThe table starting below lists the serial configuration commands.Function

5–27Configuring Your ReaderPublication 2755-6.9Function Command Parameter FormatRelay 1 Kv <Kvoutput on,polarity,pulse width>Relay 2 Kw <Kwou

5–28 Configuring Your ReaderPublication 2755-6.9Communications Commands• Protocol. If selecting one of the options from 0 to 4(Point-to-Point, Point-

5–29Configuring Your ReaderPublication 2755-6.9• Postamble. You can enter one or two postamble characters excepta null (00H).Command Parameter Format

5–30 Configuring Your ReaderPublication 2755-6.9• Host Port. Changes made in the reader’s communicationsparameters such as baud rate, parity, stop bi

5–31Configuring Your ReaderPublication 2755-6.9• Auxiliary PortCommand Parameter Format ExampleMode0 = Disabled1 = Transparent2 = Half-duplex3 = Full-

5–32 Configuring Your ReaderPublication 2755-6.9• End of Read Cycle. The timeout occurs in 10 millisecondincrements. You can use any number between

5–33Configuring Your ReaderPublication 2755-6.9For a sequence on a No Read, refer to the following table. Whendisabled, the reader does not sequence

5–34 Configuring Your ReaderPublication 2755-6.9• Code 39. You can use any number between 1 and 64 for theFixed Code Length. The default is 10.Comma

PrefaceP–2Publication 2755-6.9The following conventions are used throughout this manual.• Bulleted lists such as this one provide information, not pr

5–35Configuring Your ReaderPublication 2755-6.9• I 2 of 5. Code length #1 can be zero or any even number from 2to 64. The default is 10. Code lengt

5–36 Configuring Your ReaderPublication 2755-6.9Scanner Output Commands• Relay–1. The pulse width occurs in 10 millisecond increments.You can use any

5–37Configuring Your ReaderPublication 2755-6.9• BeeperCommand Parameter Format ExampleBeeper Status0 = On Good1 = On No ReadBeeper Volume0 = OffTo se

5–38 Configuring Your ReaderPublication 2755-6.9Scanner Setup Commands• Scanner Type. You determine the type of reader you are using.Entering the <

5–39Configuring Your ReaderPublication 2755-6.9• Scanner Setup Status Report. Allows you to return the status ofeach command in the group.Parameter F

5–40 Configuring Your ReaderPublication 2755-6.9RangeAdjusting the label’s range, if possible, is one of the quickest andmost effective ways to improv

Chapter 6Publication 2755-6.9Hardware OperationThis chapter provides information on how to operate your scannersystem hardware. Items include:• usin

6–2 Hardware OperationPublication 2755-6.9Function Command Action<A> Software Reset (does not save for power-on)<Ad> Software Reset/Restor

6–3Hardware OperationPublication 2755-6.9Program Management Commands•Software Reset, [<A>]. Initializes all serial configurationcommands in RAM

6–4 Hardware OperationPublication 2755-6.9Device Control Commands•Enable Laser Scanning (Laser On), [<H>].• Disable Laser Scanning (Laser Off),

Chapter 1Publication 2755-6.9Introduction to AtomScan+ BarCode ReadersThis chapter can help you to get started using the AtomScan+ BarCode Readers.

6–5Hardware OperationPublication 2755-6.9Note: If you activate the counter command during a read cycle, thereader will not output the count until the

6–6 Hardware OperationPublication 2755-6.9Status Commands•Display Software Part Number, [<#>]. Displays software partnumber.• Display Checksum

6–7Hardware OperationPublication 2755-6.9 C. Compare the bit digits (1 or 0) to each bit location todetermine the reader function. For the binary num

6–8 Hardware OperationPublication 2755-6.9• Show Software Status, [<?1>]. Sends the following in this order:status byte, part number, ROM check

6–9Hardware OperationPublication 2755-6.9The following sections describe how to operate your scanner systemhardware.Operating the ReaderThe reader tur

6–10 Hardware OperationPublication 2755-6.9The reader will check the auxiliary port parameter for data when thereader is about to send a no read messa

6–11Hardware OperationPublication 2755-6.9You can only use Series B or higher of the reader when using anauxiliary monitor. Refer to the drawing belo

6–12 Hardware OperationPublication 2755-6.9Transparent mode is used to batch data from the auxiliary monitor tothe host. The decoder buffers data fro

6–13Hardware OperationPublication 2755-6.9Full-duplex allows the auxiliary monitor data and bar code data to besent directly to the host. The bar cod

6–14 Hardware OperationPublication 2755-6.9Defaulting the ReaderDefaulting the reader resets all reader configuration parametersexcept Gain Adjustment