Very High-Speed Counter Modules - Rockwell Automation

1 Very High-Speed Counter Modules1734-VHSC5 and 1734-VHSC24 User ManualImportant User InformationSolid state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls (Publication available from your local Rockwell Automation sales office or online at ) describes some important differences between solid state equipment and hard-wired electromechanical devices. Because of this difference, and also because of the wide variety of uses for solid state equipment, all persons responsible for applying this equipment must satisfy themselves that each intended application of this equipment is no event will Rockwell Automation , Inc.

2 Be responsible or liable for indirect or consequential damages resulting from the use or application of this examples and diagrams in this manual are included solely for illustrative purposes. Because of the many variables and requirements associated with any particular installation, Rockwell Automation , Inc. cannot assume responsibility or liability for actual use based on the examples and patent liability is assumed by Rockwell Automation , Inc. with respect to use of information, circuits, equipment, or software described in this of the contents of this manual, in whole or in part, without written permission of Rockwell Automation , Inc., is this manual, when necessary we use notes to make you aware of safety I/O, POINTBus, and RSLogix 5000 are trademarks of Rockwell Automation .

3 ControlNet is a trademark of ControlNet International, Ltd. DeviceNet is a trademark of Open DeviceNet Vendor Association, Inc. WARNINGI dentifies information about practices or circumstances that can cause an explosion in a hazardous environment, which may lead to personal injury or death, property damage, or economic information that is critical for successful application and understanding of the information about practices or circumstances that can lead to personal injury or death, property damage, or economic loss. Attentions help you: identify a hazard avoid a hazard recognize the consequenceSHOCK HAZARDL abels may be located on or inside the equipment (for example, drive or motor) to alert people that dangerous voltage may be HAZARDL abels may be located on or inside the equipment (for example, drive or motor) to alert people that surfaces may be dangerous 1734-UM003B-EN-P - August 2005 Summary of ChangesSummary of ChangesThis publication contains new and revised information not in the last and Revised InformationSee the table for a summary of the major changes in this manual.

4 Change BarsWe marked with change bars (as shown with this paragraph) the areas in this manual that differ from previous editions and indicate the addition of new or revised PrefaceUpdate of list of publicationsIndication that for specifications and safety approval information refer to the installation instructions2 Addition of Before You Begin sectionAddition of attention and warning statements Appendix AUpdate on how to configure Modules in RSLogix 5000 softwarePublication 1734-UM003B-EN-P - August 2005 Summary of Changes 2 Notes:vPublication 1734-UM003B-EN-P - August 2005 Table of ContentsPrefacePrefacePurpose of This Manual.. P-1 Who Should Use This Manual .. P-1 Related Products and Documentation.

5 P-1 Definitions .. P-3 Chapter 1 About the ModulesWhat This Chapter Contains .. 1-1 Operating Modes .. 1-2 Counter Mode .. 1-2 Encoder Modes .. 1-3 Period/Rate Mode .. 1-5 Operation of Scalar .. 1-6 Rate Measurement Mode .. 1-7 New Data Indicator .. 1-8 Default Configuration.. 1-8 Operating Mode Features .. 1-9 Chapter 2 Install the ModulesWhat This Chapter Contains .. 2-1 Before You Begin .. 2-1 Install the Mounting Base Assembly .. 2-1 Install an I/O Module .. 2-2 Install the Removable Terminal Block .. 2-4 Remove a Mounting Base .. 2-4 Wire the Modules .. 2-5 Chapter 3 Input and Output DataWhat This Chapter Contains .. 3-1 Data Table.

6 3-1 Detailed Description of Data Table Information .. 3-2 Stored/Accumulated Channel Data (Input Word 2) .. 3-2 Module/Channel Status and Programming Error Codes (Input Words 3 and 4) .. 3-2viPublication 1734-UM003B-EN-P - August 2005 Configuration Data .. 3-4 Counter Configuration (Configuration Word 1) .. 3-5 Filter Selection (Configuration Word 2 .. 3-5 Decimal Position (Configuration Word 3) .. 3-6 Word 4 is reserved.. 3-6 Time Base and Gate Interval (Configuration Words 5 and 6) .. 3-6 Scalar (Configuration Word 7) .. 3-7 Scalar Selection .. 3-7 Rollover (Configuration Word 8).. 3-7 Preset (Configuration Word 9) .. 3-7 Safe State Values (Configuration Word 10).)

7 3-8 Communicate Real Time and Nonreal Time Information .. 3-8 Chapter 4 Configure Your ModuleWhat This Chapter Contains .. 4-1 Configuration Overview .. 4-1 Add the Adapter to Your Network .. 4-1 Add I/O Modules to Your Network.. 4-2 Set Counter Parameters .. 4-4 Check I/O Status and View/Edit the EDS File .. 4-6 Chapter 5 Access Instantiated InstancesWhat This Chapter Contains .. 5-1 Use Instantiated Instances .. 5-1 Assemblies .. 5-3 Chapter 6 Troubleshoot with the IndicatorsUse the Indicators for Troubleshooting .. 6-1 Appendix AConfigure Modules in RSLogix 5000 What This Appendix Contains .. A-1 Understand Data, Connection, and Communication Formats A-1 Configure Your Module.

8 A-3 Use the Help Button .. A-3 Work with the Fault/Program Action Dialog .. A-4 Work with the Counter Configuration Dialog .. A-6 Work with the Output Configuration Dialog.. A-10 Index1 Publication 1734-UM003B-EN-P - August 2005 PrefacePurpose of This ManualRead this manual for information about how to install, configure, and troubleshoot your Should Use This ManualYou must be able to use RSNetWorx software or similar configuration software to set up and calibrate these Modules . You must have the capability to download and use Electronic Data Sheet assume you know how to do this in this manual. If you do not, refer to your software user manuals or online help before attempting to use these This InformationSeeAbout the ModulesChapter 1 Install the ModulesChapter 2 Input and Output DataChapter 3 Configure Your ModuleChapter 4 Access Instantiated InstancesChapter 5 Troubleshoot with the IndicatorsChapter 6 Publication 1734-UM003B-EN-P - August 2005 Preface 2 Related Products and DocumentationFor specification, safety approval, and other information refer to the following.

9 Publication Number 1734-IN0035V and 24V Very High-Speed Counter Modules Installation Instructions For related 1734 products and documentation see the table. DescriptionCat. Input ModulesInstallation Instructions1734-IE2C17340IE2V1734-IN027 Analog Output ModulesInstallation Instructions1734-OE2C1734-OE2V1734-IN002 DeviceNet Communication Interface Installation Instructions1734-PDN1734-IN057 Field Potential Distributor Installation Instructions1734-FPD1734-IN059 POINT I/O 24V dc Expansion Power Supply Installation Instructions1734-EP24DC1734-IN058 POINT I/O Selection Guide1734 series1734-SG001 Protected Output Module sInstallation Instructions1734-OB2E1734-OB4E1734-OB8E 1734-IN056 Relay Output Modules Installation Instructions1734-OW21734-OW41734-IN055 Sink Input Modules Installation Instructions1734-IB21734-IB41734-IB81734 -IN051 Source Output Modules

10 Installation Instructions1734-IV21734-IV41734-IV81734 -IN052 Wiring Base AssemblyInstallation Instructions1734-TB1734-TBS1734-IN511 Wiring Base Assembly Installation Instructions1734-TB31734-TB3S1734-IN013 Publication 1734-UM003B-EN-P - August 2005 Preface 3 Definitions The following define the intended operation of the BreakageTypically requires a shunt resistor (across the load) to detect 3 levels of current/input states - Open (Wire Off, Device = ?) Off (Wire OK, Device Off) On (Wire OK, Device On) This method does not check the input against a time base, only that the device wiring (current loop) is PulseTypically uses an input pulse to reset a watchdog timer (fixed or programmable HW).