Rockwell Automation Allen-Bradley 1756-SYNCH User Manual
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Rockwell Automation Allen-Bradley 1756-SYNCH User Manual

Rockwell Automation Allen-Bradley 1756-SYNCH User Manual

Controllogix synchlink module
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Summary of Contents for Rockwell Automation Allen-Bradley 1756-SYNCH

  • Page 1 ControlLogix SynchLink Module 1756-SYNCH User Manual...
  • Page 2 In no event will Rockwell Automation, Inc. be responsible or liable for indirect or consequential damages resulting from the use or application of this equipment.
  • Page 3 Summary of Changes This release of this publication contains updated information. Change Introduction bars, as shown in the right margin of this page, designate locations in the publication that contain changed information. Table Summary of Changes.1 lists the new and revised information included in New and Revised this publication.
  • Page 4 Summary of Changes Publication 1756-UM521C-EN-P - July 2004...
  • Page 5 Preface About This Preface This preface describes how to use this manual. The following table describes what this preface contains and its location. Table Preface.1 For information about: See page: Who Should Use This Manual Preface-1 Purpose of This Manual Preface-1 Using the Latest Module Firmware Preface-2...
  • Page 6 Preface This manual describes changes to the 1756-SYNCH module when the Using the Latest module uses firmware revision 2.18. Some of the features described in Module Firmware this publication may not be available on modules using previous firmware revisions. We recommend that you upgrade your 1756-SYNCH module to firmware revision 2.18 or greater when possible to use fully the module’s functionality.
  • Page 7 Preface 5. Expand the network until you see the module. If the required network is not shown, first configure a driver for the network in RSLinx software. 6. Select the controller and choose OK. 7. Select the revision level to which you want to update the 1756-SYNCH module and choose Next >.
  • Page 8 Preface This user manual contains the following sections: What This Manual Contains Table Preface.2 Section: Title: Description: Chapter 1 What is the 1756-SYNCH Overview of the ControlLogix SynchLink module? module Chapter 2 Time Synchronization in the Description of how the ControlLogix ControlLogix System SynchLink module fits in the ControlLogix system...
  • Page 9 Preface The following table lists related ControlLogix products and Related Products and documentation: Documentation Table Preface.3 Related Documentation Catalog Document title: Publication number: number: 1756-SYNCH ControlLogix SynchLink Module Installation 1756-IN575 Instructions 1756-A4, -A7, ControlLogix Chassis Installation Instructions 1756-IN080 -A10, -A13, -A17 1756-PA72, ControlLogix Power Supply Installation Instructions 1756-5.67...
  • Page 10 Preface Notes: Publication 1756-UM521C-EN-P - July 2004...

  • Page 11: Table Of Contents

    Table of Contents Chapter 1 What is the ControlLogix SynchLink Module?....1-1 What is the 1756-SYNCH module? What Data Does the SynchLink Module Transfer? ... 1-1 Why Synchronize Time Between Chassis? .
  • Page 12 Table of Contents Chapter 4 Noting the Power Requirements ......4-1 Installing the SynchLink Module Installing the Module .
  • Page 13 Output Data Tags......... E-5 Glossary Rockwell Automation Support ......1-2 Index Installation Assistance .
  • Page 14 Table of Contents Publication 1756-UM521C-EN-P - July 2004...

  • Page 15: What Is The 1756-Synch Module

    Chapter What is the 1756-SYNCH module? This chapter describes the ControlLogix SynchLink module. It also describes what you must know and do before using the SynchLink module. Table 1.1 For information on: See page: What is the ControlLogix SynchLink Module? Connecting a SynchLink Module to a SynchLink System Using Module Identification and Status Information Preventing Electrostatic Discharge...

  • Page 16: Why Synchronize Time Between Chassis

    What is the 1756-SYNCH module? Why Synchronize Time Between Chassis? In synchronizing time between chassis, the SynchLink module allows you to: • share motion data from chassis to chassis because a consistent time reference is available among chassis for interpolation of velocity and position data.

  • Page 17: Connecting A Synchlink Module To A Synchlink System

    What is the 1756-SYNCH module? ControlLogix SynchLink modules mount in a ControlLogix chassis and Connecting a SynchLink connects to other SynchLink node through a fiber optic cable system. Module to a SynchLink System For more information on the available fiber optic cables, see Table 1.2. Table 1.2 Fiber Optic Cables Available with the 1756-SYNCH Module Catalog number: Cable length...

  • Page 18: Physical Features Of The Controllogix Synchlink Module

    What is the 1756-SYNCH module? Physical Features of the ControlLogix SynchLink Module Figure 1.1 Module side view Module front view LINK LINK COMM SYNC Status Indicators Backplane Connector- Interface to the ControlLogix system backplane 42744 Transmit Receive Fiber Port Fiber Port Table 1.4 lists descriptions of the physical features shown in Figure 1.1.

  • Page 19: Using Module Identification And Status Information

    What is the 1756-SYNCH module? Each ControlLogix SynchLink module maintains specific identification Using Module information that separates it from all other modules. This information assists Identification and Status you in tracking all the components of your system. Information For example, you can track module identification information to be aware of exactly what modules are located in any ControlLogix rack at any time.

  • Page 20: Preventing Electrostatic Discharge

    What is the 1756-SYNCH module? Preventing Electrostatic This module is sensitive to electrostatic discharge. Discharge This equipment is sensitive to electrostatic discharge, which ATTENTION can cause internal damage and affect normal operation. Follow these guidelines when you handle this equipment: •...

  • Page 21: Time Synchronization In The Controllogix System

    Chapter Time Synchronization in the ControlLogix System This chapter describes how the ControlLogix SynchLink module fits in the ControlLogix system. Table 2.1 For information on: See page: Using the Coordinated System Time (CST) Time Synchronization in a Distributed Control System Time Synchronization in the SynchLink System How Do the CST Clock and SynchLink Node Clock Work Together? What are the SynchLink Configurations?

  • Page 22: Using The Coordinated System Time (Cst)

    Time Synchronization in the ControlLogix System The Coordinated System Time (CST) is the clocking mechanism used Using the Coordinated to achieve time synchronization in a ControlLogix chassis. The System Time (CST) ControlLogix Coordinated System Time (CST) clock is a 64-bit clock on the backplane of the ControlLogix chassis.
  • Page 23 Time Synchronization in the ControlLogix System Multiple Rockwell Automation products can be synchronized with SynchLink. In addition to the SynchLink module, the PowerFlex 700S and the 1756-DMxxx series products (both used for drive control) also use SynchLink to achieve drive to drive synchronization. While all of these products maintain interoperability, not all SynchLink features are incorporated into every product that uses SynchLink;...
  • Page 24 Time Synchronization in the ControlLogix System System Synchronization When a SynchLink system is initialized, the individual SynchLink nodes power-up at separate times and the individual SynchLink node clocks begin to count at arbitrary points in time. When this occurs, the system is not yet synchronized.

  • Page 25: Synchlink Node Clock

    Time Synchronization in the ControlLogix System As stated earlier, the ControlLogix Coordinated System Time clock How Do the CST Clock and (CST) is a 64-bit clock on the ControlLogix backplane. It is used as the SynchLink Node Clock main time reference for all modules plugged into a ControlLogix Work Together? chassis.

  • Page 26: What Are The Synchlink Configurations

    Time Synchronization in the ControlLogix System SynchLink communications are a unidirectional data transfer from one What are the SynchLink SynchLink node to another. Each configuration starts with a single Configurations? Master Node. The SynchLink network can be configured in the following ways.

  • Page 27: Daisy Chain Configuration

    Time Synchronization in the ControlLogix System Daisy Chain Configuration In the daisy chain configuration, the SynchLink network starts at the Master Node and ends at an End Node. You can include Center Nodes (shown in Figure ) in the configuration as needed. Figure 2.6 Master Node Center Node...

  • Page 28: Ring Configuration

    Time Synchronization in the ControlLogix System Ring Configuration The ring configuration is a permutation of the daisy chain configuration. In the ring chain configuration, the SynchLink network starts and ends at the Master Node. You can include Center Nodes (shown in Figure ) in the configuration as needed. Master Node Center Node Center Node...

  • Page 29: Synchlink Module Features

    Chapter SynchLink Module Features This chapter describes the ControlLogix SynchLink module features. Table 3.1 For information on: See page: Module Features That Cannot Be Configured Removal and Insertion Under Power (RIUP) Module Fault Reporting Full RSLogix 5000 Support Status Indicator (LED) Information Class I Division 2 Certification Agency Certification Use Last Configuration When Connection to Owner-Controller...

  • Page 30: Module Features That Cannot Be Configured

    SynchLink Module Features These general module features (e.g. Removal and Insertion Under Module Features That Power) are supported on the module regardless of configuration and Cannot Be Configured application. The following general module features are available with the ControlLogix SynchLink module: •...

  • Page 31: Module Fault Reporting

    SynchLink Module Features Repeated electrical arcing causes excessive wear to contacts on both the module and its mating connector. Worn contacts may create electrical resistance that can affect module operation. Module Fault Reporting ControlLogix SynchLink modules provide both hardware and software indication when a module fault has occurred.

  • Page 32: Status Indicator (Led) Information

    SynchLink Module Features Status Indicator (LED) Information The ControlLogix SynchLink module has status indicators (LED) on the front of the module that allow you to check the module health and operational status. With the LED indicators, you can check: • SynchLink and ControlLogix backplane status •...

  • Page 33: Module Features That Can Be Configured

    SynchLink Module Features Use Last Configuration When Connection to Owner-Controller Closes - For Module’s Using Firmware Revision 2.18 or Greater With firmware revision 2.18 or greater, the 1756-SYNCH module can continue to operate, using its last configuration, when the module’s connection to the owner-controller closes.
  • Page 34 SynchLink Module Features transferred between them). The SynchLink module can receive and transmit data and, therefore, uses a Receive Port Communications Format and Transmit Port Communications Format. SynchLink messages are structured as six 32-bit words; the words are divided into three types as described in Table 3.3: Table 3.3 Word Type: Description:...

  • Page 35: Communications Format

    SynchLink Module Features Multiple Port Communications Formats in Single Module You must set a communications format for receiving data (Receive Port Communications Format) and transmitting data (Transmit Port Communications Format) in each SynchLink module. The following requirements apply to communication format choices: •...
  • Page 36 SynchLink Module Features Module-Defined Data Tags When you create a module, RSLogix 5000 creates module-defined data types and tags. These tags allow you to access the Configuration, Input and Output Data of the module via the controller’s ladder logic. The types of tags created vary, depending on which communications format you choose when creating a module.
  • Page 37 SynchLink Module Features The SynchLink module updates its receive and transmit buffers once every 500μS. Because direct data can be passed through from node to node once every 50μS, up to 10 nodes can be updated with direct data in a single 500μS SynchLink scan. Pass-through functionality only applies to direct data in a daisy chain configuration, though;...
  • Page 38 3-10 SynchLink Module Features Table 3.5 SynchLink Module Transmit Communications Formats Transfer Rate (across the fiber optic Transmit Port Communications Format cable) for Each Data Type: 1 Axis, 3 Direct Words, 14 Buffered Axis Data - Updated every 500μS Direct Data - Updated every 50μS Buffered Data - Updated every 500μS 2 Axis Axis Data - Updated every 250μS...

  • Page 39: Electronic Keying

    SynchLink Module Features 3-11 Electronic Keying Instead of plastic mechanical backplane keys, electronic keying allows the ControlLogix system to control what modules belong in the various slots of a configured system. During module configuration, you must choose one of the following keying options for your 1756-SYNCH module: •...
  • Page 40 3-12 SynchLink Module Features Table 3.6 describes the keying options available with your 1756-SYNCH module. Table 3.6 Keying option: Definiton: Exact Match All of the parameters listed above must match or the inserted module will reject a connection to the controller. Compatible Match The Compatible Match mode allows a 1756-SYNCH module to determine whether it can emulate the module defined in the configuration sent from the controller.

  • Page 41: Requested Packet Interval

    SynchLink Module Features 3-13 The Electronic Keying feature is configured on the following screen. Electronic Keying Requested Packet Interval The Requested Packet Interval (RPI) is a configurable parameter that defines when the module multicasts its data onto the local chassis backplane.
  • Page 42 3-14 SynchLink Module Features Buffered, Direct and Diagnostic Data - RPI Effect on Input Data (to the controller) The RPI is one of two mechanisms available through the 1756-SYNCH module to update the module’s input data onto the backplane. Input data is transferred from the SynchLink module to its owner-controller at the rate defined in the RPI.

  • Page 43: Synchlink Transmitted Axes

    SynchLink Module Features 3-15 SynchLink Transmitted Axes Most applications using the ControlLogix SynchLink module use it for Remote Axis Control. You can use the SynchLink module to produce axes from a master chassis and broadcast the data to other chassis. The module can produce and consume two axes (i.e.

  • Page 44: Transmitted Direct Words

    3-16 SynchLink Module Features Transmitted Direct Words The SynchLink module can transmit data from the following direct word sources: • Output Direct Words (0-3) • Received Direct Words (0-3) • Multiplier In initial configuration, you can choose the Transmitted Direct Words, but you must use ladder logic to move data to those locations in data type tags.
  • Page 45 SynchLink Module Features 3-17 The multiplier can only transmit the same word it received (i.e. this feature does not allow your module to receive direct word 0 and transmit it as direct word 1). The multiplier output is limited to 16 bits; any value generated by the multipler larger than 65535 is truncated to 16 bits, and a multiplier overflow error (described below) is reported by the Synchlink module.

  • Page 46: Cst And Synchlink Mastership

    3-18 SynchLink Module Features CST and SynchLink Mastership The SynchLink module can be configured for multiple mastership and slave roles in respect to the Coordinated System Time and the SynchLink. Table 3.7 describes the ways you can configure your 1756-SYNCH module’s role in CST Mastership.
  • Page 47 SynchLink Module Features 3-19 Table 3.7 Possible SynchLink Configurations This configuration: Means: • The module is a Time Slave on SynchLink. Dependence on SynchLink is Not Required • The module is the CST Time Master of the local chassis. • You MUST have selected another module on the fiber optic cable to be the SynchLink CST Master.

  • Page 48: Chapter Summary And What's Next

    3-20 SynchLink Module Features In this chapter, you read about the ControlLogix SynchLink module Chapter Summary and features. For information about Installing the SynchLink Module, see Chapter What’s Next Publication 1756-UM521C-EN-P - July 2004...

  • Page 49: Noting The Power Requirements

    Chapter Installing the SynchLink Module This chapter describes how to install the ControlLogix SynchLink module. Table 4.1 For information on: See page: Noting the Power Requirements Installing the Module Connecting the Fiber Optic Cable Removing the Module Before you install and use your module you should have IMPORTANT already installed and grounded a 1756 chassis and power supply.

  • Page 50: Installing The Module

    Installing the SynchLink Module You can install or remove the module while chassis power is applied. Installing the Module When you insert or remove the module while backplane WARNING power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations.

  • Page 51: Connecting The Fiber Optic Cable

    Installing the SynchLink Module Your 1756-SYNCH module has two ports for fiber optic cables. The front Connecting the Fiber port receives data, and the rear port transmits data. Optic Cable 1. Remove the plugs from the ports at the bottom of the module. Keep the plugs that were removed to connect the fiber optic cables.

  • Page 52: Removing The Module

    Installing the SynchLink Module Removing the Module Before you remove the module, you must disconnect the ATTENTION fiber optic cables. 1. Pull the fiber optic cable out of the connection port. If you kept the plugs that were removed to connect the fiber optic cables, reinsert them to protect the ports.

  • Page 53: Rslogix 5000 Configuration Software

    Chapter Configuring the SynchLink Module This chapter describes how to configure the ControlLogix SynchLink module using RSLogix 5000. Table 5.1 For information on: See page: Overview of the Configuration Process Choose a SynchLink Configuration Creating a New Module Downloading New Configuration Data Changing Configuration After Module Operation Has Begun You must configure your module upon installation.

  • Page 54: Overview Of The Configuration Process

    Configuring the SynchLink Module Figure 5.1 shows an overview of the configuration process: Overview of the Configuration Process Figure 5.1 1. Choose a SynchLink configuration. Star Configuration Daisy Chain Configuration Ring Configuration 2. Create a new RSLogix 5000 project. 3. Add a Steps 2 - 5 must be SynchLink taken for every...

  • Page 55: Choose A Synchlink Configuration

    Configuring the SynchLink Module You must use one of the following SynchLink configurations: Choose a SynchLink Configuration Star Configuration - See Appendix B for an example. Figure 5.2 ControlNet SynchLink 42747 Daisy Chain Configuration - See Appendix for an example. Figure 5.3 SynchLink ControlNet...

  • Page 56: Creating A New Module

    Configuring the SynchLink Module After you have started RSLogix 5000 and created a processor, you must create Creating a New Module a new module. The wizard allows you to create a new module and configure it. You must be offline when you create a new module. IMPORTANT 1.
  • Page 57 Configuring the SynchLink Module 3. Select the module type. B. Make sure the Major Revision number matches the label on the side of your module A. Select a module. C. Select a module. 4. Begin configuration on the naming screen. A.
  • Page 58 Configuring the SynchLink Module 5. When you click on Next, you see the series of wizard screens that enable you to configure the module. Although each screen maintains importance during online monitoring, some of the screens that appear during this initial module configuration process are blank.
  • Page 59 Configuring the SynchLink Module Use the pull-down menus to choose which direct words are transmitted. Click here to move to the next page Set the 1756-SYNCH module’s role in Coordinated System Time (CST) Mastership. For more information on Time Mastership, see CST and SynchLink Mastership on page 3-18.

  • Page 60: Downloading New Configuration Data

    Configuring the SynchLink Module After you have changed the configuration data for a module, the change does Downloading New not actually take affect until you download the new program which contains Configuration Data that information. This downloads the entire program to the controller overwriting any existing programs.

  • Page 61: Changing Configuration After Module Operation Has Begun

    Configuring the SynchLink Module You change configuration for your SynchLink module after operation has Changing Configuration begun, but you must go offline first. Follow these steps to change the After Module Operation SynchLink module configuration: Has Begun 1. Go offline. A.

  • Page 62: Chapter Summary And What's Next

    5-10 Configuring the SynchLink Module 3. Make the necessary changes. A. In this example, the Connection tab was accessed to change the RPI. B. Click on OK to make the changes.. After you make your configuration changes, you must download the new configuration, as described on page 5-8.

  • Page 63: Using The Status Indicators

    Chapter Troubleshooting the SynchLink Module This chapter describes how to troubleshoot the ControlLogix SynchLink module. Table 6.1 For information on: See page: Using the Status Indicators Using RSLogix 5000 to Troubleshoot the Module The SynchLink module uses status indicators to show SynchLink and Using the Status Indicators communications status (red/green) and a bi-colored LED for module "OK"...
  • Page 64 Troubleshooting the SynchLink Module Use Table 6.2 to troubleshoot your module. Table 6.2 LED indicators: This display: Means: Take this action: COMM Steady green light The module is configured and operating None properly. COMM 1. The module is not powered 1.

  • Page 65: Using Rslogix 5000 To Troubleshoot The Module

    Troubleshooting the SynchLink Module Table 6.2 LED indicators: This display: Means: Take this action: SYNC 1. The module is not powered. 1. Power the module. 2. The module is not configured as 2. \Configure the module for its time master or time relay. proper function.
  • Page 66 Troubleshooting the SynchLink Module The screens below display fault notification in RSLogix 5000. Warning signal on main screen Warning icon when a communications fault occurs or if the module is inhibited Warning signal - The module in slot 1 has a communications fault Fault message in status line Status section lists Major and Allen-Bradley...

  • Page 67: Determining Fault Type

    Troubleshooting the SynchLink Module Determining Fault Type When you are monitoring a module’s configuration properties in RSLogix 5000 and receive a Communications fault message, the Connection page lists the type of fault. The fault type is listed here In this example, Error 16#0011 means Counter 0 was set to an invalid Opera- For a detailed listing of the possible faults, their causes and suggested...

  • Page 68: Using Diagnostic Counters

    Troubleshooting the SynchLink Module The 1756-SYNCH module uses diagnostic counters; the counters contain Using Diagnostic Counters additional information about the module. See Table 6.3 for more information on the SynchLink module diagnostic counters. This information must be used in the Destination field of the Configuration pop-up screen (page 6-10). For more information on how to access the diagnostic counter information, see page 6-7.

  • Page 69: Message Instructions

    Troubleshooting the SynchLink Module Table 6.3 SynchLink Module Diagnostic Counters Name: Description: Data Type Attribute ID: Possible Values: CRC Error Number of CRC errors detected DINT 0 to 2 Counter on the SynchLink system since power-up or last reset service Framing Error Number of framing errors DINT...
  • Page 70 Troubleshooting the SynchLink Module Fill in the following information when the New Tag pop-up screen appears: We suggest you name the tag to indicate what module IMPORTANT service the message instruction is sending. For example, the message instruction below is used to retrieve diagnostic counters, and the tag is named to reflect this.

  • Page 71: Enter Message Configuration

    Troubleshooting the SynchLink Module Enter Message Configuration After creating a new tag, you must enter message configuration. Click here to see the message configuration pop-up screens Enter message configuration on the following screens: • Configuration Pop-Up Screen • Communication Pop-Up Screen A description of the purpose and set-up of each screen follows.
  • Page 72 6-10 Troubleshooting the SynchLink Module Configuration Pop-Up Screen This pop-up screen provides information on what module service to perform and where to perform it. For example, you must use this screen to retrieve diagnostic counters (module service) from the 1756-SYNCH module (where to perform service).
  • Page 73 Troubleshooting the SynchLink Module 6-11 Communication Pop-Up Screen This pop-up screen provides information on the path of the message instruction. For example, the slot number of a 1756-SYNCH module distinguishes exactly which module a message is designated for. Use the Browse button to see a list of the I/O modules in IMPORTANT the system.

  • Page 74: Chapter Summary And What's Next

    6-12 Troubleshooting the SynchLink Module In this chapter, you read how to troubleshoot the ControlLogix SynchLink Chapter Summary and module. For information on the module specifications, see Appendix A. What’s Next Publication 1756-UM521C-EN-P - July 2004...
  • Page 75 Connecting Cable Fiber Type 200/230 micron Hard Clad Silica (HCS), Fiber Termination Type Versalink V-System Assemblies Order from Rockwell Automation under catalog number 1403-CFxxx or use the Lucent Technologies HCP-M0200T V01RK 200μm simplex cable Maximum Length 300m Minimum Length Operating Wavelength...
  • Page 76 Specifications Vibration IEC 60068-2-6 (Test Fc, Operating): 2g @ 10-500Hz Operating Shock IEC 60068-2-27 (Test Ea, Unpackaged Shock): Non-operating Shock IEC 60068-2-27 (Test Ea, Unpackaged Shock): Emissions CISPR 11: Group 1, Class A ESD Immunity IEC 61000-4-2: 6kV contact discharges 8kV air discharges Radiated RF Immunity IEC 61000-4-3:...
  • Page 77 Appendix Configuring the Star Configuration This appendix describes how to configure the ControlLogix SynchLink module in a Star configuration using remote axis control. In this example configuration, the following occurs: • The controller in the Time Master chassis produces axis data. •...

  • Page 78: Using Remote Axis Control

    Configuring the Star Configuration Most applications using the ControlLogix SynchLink module use it for Using Remote Axis Control Remote Axis Control. You can use the SynchLink module to produce axes from a master chassis and broadcast the data to other chassis. Slave chassis consume the broadcast axis data and redistribute it to their local motion planners (i.e.
  • Page 79 Configuring the Star Configuration Create a New RSLogix 5000 Project 1. Use the File menu to create a new project. Choose a New project from the File menu. 2. Name the controller. E. Click here to use the A. This controller is a 1756-L1. new controller.
  • Page 80 Configuring the Star Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Major Revision number matches the label on the side of your...
  • Page 81 Configuring the Star Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Master. is 3 as shown in the graphic on page B-1. B. Receive Port Comm Format is No Receive Data because the module is the master of a Star E.
  • Page 82 Configuring the Star Configuration The Module Identification page is blank during initial Click here to move to the next page The module does not transmit any direct words because the Communications Format only calls for Axis data. Click here to move to the next page The module is configured as the Time Master for: •...
  • Page 83 Configuring the Star Configuration Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new This completes the download process. Publication 1756-UM521C-EN-P - July 2004...

  • Page 84: Configure Time Slave Chassis - End Node

    Configuring the Star Configuration Configure Time Slave Chassis - End Node You must complete the following tasks to configure the first time CST Time Slave Chassis slave chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module •...
  • Page 85 Configuring the Star Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Major Revision number matches the label on the side of your...
  • Page 86 B-10 Configuring the Star Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number SynchLink_Module_Slave. is 3 as shown in the graphic on page B-1. B. Receive Port Comm Format is 2 Axis to match the Transmit Port Comm Format of the E.
  • Page 87 Configuring the Star Configuration B-11 Create Axis Data Tags You must create axis data tags for the controller in this chassis to consume. The axis data is originally produced in the Time Master chassis and broadcast to SynchLink modules in other chassis over the fiber optic cable. SynchLink modules in each Time Slave chassis then consume the data from the cable and produce it in the local chassis.
  • Page 88 B-12 Configuring the Star Configuration 2. Create a new tag for Axis 1. The tag should look like the example below. F. Click on OK to create the new tag. A. Name the new tag. B. Change the Tag Type to Consumed.

  • Page 89: Configure Time Slave Chassis - End Node

    Configuring the Star Configuration B-13 Configure Time Slave Chassis - End Node You must complete the following tasks to configure the second CST Time Slave chassis. This set of tasks is exactly the same as those described on page B-8 for the first End Node but are repeated here. SynchLink •...
  • Page 90 B-14 Configuring the Star Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Major Revision number matches the label on the side of your...
  • Page 91 Configuring the Star Configuration B-15 Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Slave_End_Node_1. is 3 as shown in the graphic on page B-1. B. Receive Port Comm Format is 2 Axis.
  • Page 92 B-16 Configuring the Star Configuration Create Axis Data Tags You must create axis data tags for the controller in this chassis to consume. The axis data is originally produced in the Time Master chassis and broadcast to SynchLink modules in other chassis over the fiber optic cable. SynchLink modules in each Time Slave chassis then consume the data from the cable and produce it in the local chassis.
  • Page 93 Configuring the Star Configuration B-17 2. Create a new tag for Axis 1. The tag should look like the example below. F. Click on OK to create the new tag. A. Name the new tag. B. Change the Tag Type to Consumed.
  • Page 94 B-18 Configuring the Star Configuration RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new This completes the download process. When all the chassis in the Star Configuration are configured and operating online (i.e. configuration was downloaded) the chassis synchronize with the CST Time Master.
  • Page 95 Appendix Configuring the Daisy Chain Configuration This appendix provides a sample configuration for a SynchLink system using the Daisy Chain Configuration. The system’s physical configuration is shown in Figure C.1. In this configuration, you must: • configure the Master Node in an RSLogix 5000 project. •...

  • Page 96: Configure Time Master Chassis - Master Node

    Configuring the Daisy Chain Configuration Configure Time Master Chassis - Master Node Time Master Chassis You must complete the following tasks to configure the time master chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module • Configure the SynchLink Module ControlNet SynchLink –...
  • Page 97 Configuring the Daisy Chain Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Ma- jor Revision number matches the label on the side of your...
  • Page 98 Configuring the Daisy Chain Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Master. is 3 as shown in the graphic on page C-1. B. Receive Port Comm Format is No Receive Data.
  • Page 99 Configuring the Daisy Chain Configuration The Module Identification page is blank during initial configuration. Click here to move to the next page The module transmits 2 Direct Words, as specified in the transmit port communications format. Click here to move to the next page The module is configured as the Time Master for: •...
  • Page 100 Configuring the Daisy Chain Configuration Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new data This completes the download process. Publication 1756-UM521C-EN-P - July 2004...

  • Page 101: Configure Time Slave Chassis - Center Node

    Configuring the Daisy Chain Configuration Configure Time Slave Chassis - Center Node Time Slave Chassis You must complete the following tasks to configure the first time slave chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module •...
  • Page 102 Configuring the Daisy Chain Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Ma- jor Revision number matches the label on the side of your...
  • Page 103 Configuring the Daisy Chain Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Center_Node. is 3 as shown in the graphic on page C-1. B. Receive Port Comm Format is 2 Direct Words, 18 Buffered to match the upstream node’s Transmit Port Comm Format.
  • Page 104 C-10 Configuring the Daisy Chain Configuration The Module Identification page is blank during initial configuration. Click here to move to the next page The module transmits 2 Direct Words, as specified in the transmit port communications format. The first Direct Word transmits the Multiplier value specifed in the Local:x:O.Multiplier data tag.
  • Page 105 Configuring the Daisy Chain Configuration C-11 Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new data This completes the download process.

  • Page 106: Configure Time Slave Chassis - End Node

    C-12 Configuring the Daisy Chain Configuration Configure Time Slave Chassis - End Node Time Slave Chassis You must complete the following tasks to configure the second Time Slave chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module •...
  • Page 107 Configuring the Daisy Chain Configuration C-13 Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Ma- jor Revision number matches the label on the side of your...
  • Page 108 C-14 Configuring the Daisy Chain Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Slave_End_Node. is 3 as shown in the graphic on page C-1. B. Receive Port Comm Format is 2 Direct Words, 18 Buffered to match the upsteam device’s Transmit Port Comm Format.
  • Page 109 Configuring the Daisy Chain Configuration C-15 The Module Identification page is blank during initial configuration. Click here to move to the next page As the end node in the Daisy Chain configuration, this module does not transmit any Direct Words. Click here to move to the next page Time slave modules must be configured as Time Masters...
  • Page 110 C-16 Configuring the Daisy Chain Configuration Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new data This completes the download process.
  • Page 111 Appendix Configuring the Ring Configuration This appendix provides a sample configuration for a SynchLink system using the Ring Configuration. The system’s physical configuration is shown in Figure D.1. In this configuration, you must: • configure the Master Node in an RSLogix 5000 project. •...

  • Page 112: Configure Time Master Chassis - Master Node

    Configuring the Ring Configuration Configure Time Master Chassis - Master Node Time Master Chassis You must complete the following tasks to configure the time master chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module • Configure the SynchLink Module ControlNet SynchLink 42989...
  • Page 113 Configuring the Ring Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Major Revision number matches the label on the side of your...
  • Page 114 Configuring the Ring Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Master. is 3 as shown in the graphic on page D-1. B. Receive Port Comm Format is 2 Direct Words, 18 Buffered to match the end node’s Transmit E.
  • Page 115 Configuring the Ring Configuration The Module Identification page is blank during initial Click here to move to the next page The module transmits 2 Direct Words, as specified in the transmit port communications format. Click here to move to the next page The module is configured as the Time Master for: •...
  • Page 116 Configuring the Ring Configuration Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new This completes the download process. Publication 1756-UM521C-EN-P - July 2004...

  • Page 117: Configure Time Slave Chassis - Center Node

    Configuring the Ring Configuration Configure Time Slave Chassis - Center Node Time Slave Chassis You must complete the following tasks to configure the first time slave chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module • Configure the SynchLink Module ControlNet SynchLink 42990...
  • Page 118 Configuring the Ring Configuration Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Major Revision number matches the label on the side of your...
  • Page 119 Configuring the Ring Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Center_Node. is 3 as shown in the graphic on page D-1. B. Receive Port Comm Format is 2 Direct Words, 18 Buffered to match the upstream node’s Transmit Port Comm Format.
  • Page 120 D-10 Configuring the Ring Configuration The Module Identification page is blank during initial Click here to move to the next page The module transmits 2 Direct Words, as specified in the transmit port communications format. The first Direct Word transmits the Multiplier value specifed in the Local:x:O.Multiplier data tag.
  • Page 121 Configuring the Ring Configuration D-11 Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new This completes the download process. Publication 1756-UM521C-EN-P - July 2004...

  • Page 122: Configure Time Slave Chassis - End Node

    D-12 Configuring the Ring Configuration Configure Time Slave Chassis - End Node Time Slave Chassis You must complete the following tasks to configure the second Time Slave chassis. • Create a New RSLogix 5000 Project • Add a SynchLink Module 42991 •...
  • Page 123 Configuring the Ring Configuration D-13 Add a SynchLink Module 1. Select a SynchLink module as shown below. A. Select I/O Configuration. B. Click on the right mouse button to display the menu. C. Select New Module Make sure the Major Revision number matches the label on the side of your...
  • Page 124 D-14 Configuring the Ring Configuration Configure the SynchLink Module 1. Use the new module creation wizard as shown below. A. Module name is D. Module slot number Time_Center_Node. is 3 as shown in the graphic on page D-1. B. Receive Port Comm Format is 2 Direct Words, 18 Buffered to match the upstream node’s Transmit Port Comm Format.
  • Page 125 Configuring the Ring Configuration D-15 The Module Identification page is blank during initial Click here to move to the next page The module transmits 2 Direct Words, as specified in the transmit port communications format. Click here to move to the next page Time slave modules must be configured as Time Masters for their respective chassis if...
  • Page 126 D-16 Configuring the Ring Configuration Download Configuration Download the configuration data. Pull down this menu and click here to download the new data RSLogix 5000 verifies the download process with this pop-up screen. Click here to download new This completes the download process. When all the chassis in the Ring Configuration are configured and operating online (i.e.
  • Page 127 Appendix Software Configuration Tags Although this appendix presents the option of IMPORTANT changing a module’s configuration through the Tag Editor of RSLogix 5000, we suggest that you use the module’s properties tabs to change configuration when possible. When you create a module, module-defined data types and tags are created in the RSLogix 5000 programming software.

  • Page 128: Appendix E Accessing The Tags

    Software Configuration Tags When you access tags, you have two options. You can: Accessing the Tags • monitor tags - option allows you to view tags and change their values • edit tags - option allows you to add or delete tags but not change values A.

  • Page 129: Configuration Data Tags

    Software Configuration Tags Table E.1 lists the configuration data tags available on your 1756-SYNCH Configuration Data Tags module. These tags control the configurations described in Table 3.7 on page 3-18. Table E.1 Configuration Data Tags Name Type: Definition: (x = module’s chassis slot location): Local:x:C.ChassisCSTMst BOOL If this bit is set to 1, the module becomes the CST master for its chassis.
  • Page 130 Software Configuration Tags Table E.2 Input Data Tags Name Type: Definition: (x = module’s chassis slot location): Local.x.I.SynchLinkCSTFault BOOL 0 = Valid CST data received from upstream module or CST data not required 1 = This module configured to relay CST from SynchLink to Chassis and valid CST data not received from upstream module Local.x.I.SynchLinkCSTUnsynch BOOL...

  • Page 131: Output Data Tags

    Software Configuration Tags Table E.2 Input Data Tags Name Type: Definition: (x = module’s chassis slot location): Local.x.I.TxAxis1Fault BOOL 0 = The module’s transmit port is transmitting Axis0 data or is not configured to transmit such data. 1 = The module is configured to transmit Axis0 data but is experiencing a fault on that port.
  • Page 132 Software Configuration Tags Notes: Publication 1756-UM521C-EN-P - July 2004...
  • Page 133 Glossary Buffered data Data exchanged between SynchLink nodes. The data is appropriately segmented at the transmitting module and reassembled at the receiving module. Buffered data cannot be automatically forwarded to the next node in the daisy chain configuration. Center node A node in the SynchLink Daisy Chain or Ring configuration that receives data and transmits data.
  • Page 134 Glossary Daisy chain configuration SynchLink configuration that begins with a master node and ends at an end node. Center nodes may be used between the master and end in this configuration. Direct data Data delivered in a single message. A SynchLink message can allocate a maximum of four words.
  • Page 135 Glossary Inhibit A ControlLogix process that allows you to configure a SynchLink module but prevent it from communicating with the owner controller. In this case, the controller does not establish a connection. Distribution unit in the star configuration that consists of a single base block and up to 4 splitter blocks.
  • Page 136 Glossary Remote axis data Motion data used by the motion planner in the controller. The 1756-SYNCH module can consume an Axis tag from a controller and pass it over SynchLink. A controller in another chassis can then consume axis tags passed over SynchLink from the 1756-SYNCH module in that chassis.
  • Page 137 Glossary Synchronize A process where multiple devices operate at the same time or maintain a matching time reference. Time master A device (e.g. SynchLink module) that is configured to establish the time reference for a ControlLogix chassis or SynchLink system. Time relay A device that is configured to pass a time reference between a chassis backplane and a SynchLink fiber.
  • Page 138 Glossary Notes: Publication 1756-UM521C-EN-P - July 2004...
  • Page 139 Index connecting fiber optic cables B-1, B-2, ControlLogix time master accessing module tags C-1, C-2, D-1, D-2 Appendix B-1, B-8, ControlLogix time slave axis data B-13, C-1, C-7, C-12, D-1, D-7, D-12 CSA certification 1-2, 3-6 buffered data 1-2, 2-7, 5-3, daisy chain configuration cable usage CE certification...
  • Page 140 Index nodes 2-7, 2-8, C-1, C-7, D-1, center node 2-6, 2-7, B-1, B-8, B-13, end node indicators C-1, C-12, D-12 2-6, 2-7, 2-8, B-1, B-2, inhibiting the module master node C-1, C-2, D-1, D-2 in RSLogix 5000 installing the SynchLink module maximum number in daisy chain 2-7, 2-8, D-1 configuration...
  • Page 141 Index 2-7, 5-3, C-1 RSLogix 5000 daisy chain configuration 2-8, 5-3, D-1 ring configuration accessing diagnostic counters Star configuration adding a SynchLink module to a project 2-6, B-1 B-4, B-9, B-14, C-3, C-8, star configuration C-13, D-3, D-8, D-13 SynchLink system configuration overview system time configuring I/O modules...
  • Page 142 Index Notes: Publication 1756-UM521C-EN-P - July 2004...
  • Page 143 ___No, there is no need to contact me ___Yes, please call me ___Yes, please email me at _______________________ ___Yes, please contact me via _____________________ Return this form to: Rockwell Automation Technical Communications, 1 Allen-Bradley Dr., Mayfield Hts., OH 44124-9705 Fax: 440-646-3525 Email: RADocumentComments@ra.rockwell.com Publication CIG-CO521C-EN-P- May 2003...
  • Page 144 PLEASE FASTEN HERE (DO NOT STAPLE) Other Comments PLEASE FOLD HERE NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES BUSINESS REPLY MAIL FIRST-CLASS MAIL PERMIT NO. 18235 CLEVELAND OH POSTAGE WILL BE PAID BY THE ADDRESSEE 1 ALLEN-BRADLEY DR MAYFIELD HEIGHTS OH 44124-9705...

  • Page 146: Rockwell Automation Support

    Outside United Please contact your local Rockwell Automation representative for States return procedure. Publication 1756-UM521C-EN-P - July 2004 PN 957831-63 Supersedes Publication 1756-UM521B-EN-P - September 2001 Copyright © 2004 Rockwell Automation, Inc. All rights reserved. Printed in the U.S.A.

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