Allen-Bradley C Series Nstallation Instructions
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Allen-Bradley C Series Nstallation Instructions

Allen-Bradley C Series Nstallation Instructions

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Download this manual See also: User Manual, Instruction and Installation Manual
Installation Instructions
POINT I/O Synchronous Serial
Interface Absolute Encoder Module
Catalog number 1734-SSI, Series C

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  • Page 1: Table Of Contents

    Installation Instructions POINT I/O Synchronous Serial Interface Absolute Encoder Module Catalog number 1734-SSI, Series C Table of Contents Topic Page Important User Information Environment and Enclosure Preventing Electrostatic Discharge North American Hazardous Location Approval European Hazardous Location Approval Additional Resources About the Module Install the Mounting Base Install the Module...

  • Page 2: Important User Information

    2 POINT I/O Synchronous Serial Interface Absolute Encoder Module Important User Information Solid-state equipment has operational characteristics differing from those of electromechanical equipment. Safety Guidelines for the Application, Installation and Maintenance of Solid State Controls (Publication SGI-1.1 available from your local Rockwell Automation sales office or online at http://www.rockwellautomation.com/literature/) describes some important differences between solid-state equipment and hard-wired electromechanical devices.

  • Page 3: Environment And Enclosure

    POINT I/O Synchronous Serial Interface Absolute Encoder Module Environment and Enclosure ATTENTION: This equipment is intended for use in a Pollution Degree 2 industrial environment, in overvoltage Category II applications (as defined in IEC 60664-1), at altitudes up to 2000 m (6562 ft) without derating. This equipment is not intended for use in residential environments and may not provide adequate protection to radio communication services in such environments.

  • Page 4: North American Hazardous Location Approval

    4 POINT I/O Synchronous Serial Interface Absolute Encoder Module North American Hazardous Location Approval The following information applies when Informations sur l'utilisation de cet équipement operating this equipment in hazardous en environnements dangereux: locations: Products marked "CL I, DIV 2, GP A, B, C, D" are suitable Les produits marqués "CL I, DIV 2, GP A, B, C, D"...

  • Page 5: European Hazardous Location Approval

    POINT I/O Synchronous Serial Interface Absolute Encoder Module European Hazardous Location Approval The following applies when the product bears the Ex Marking This equipment is intended for use in potentially explosive atmospheres as defined by European Union Directive 94/9/EC. DEMKO certifies that this equipment has been found to comply with the Essential Health and Safety Requirements relating to the design and construction of Category 3 equipment intended for use in Zone 2 potentially explosive atmospheres, given in Annex II to this Directive.

  • Page 6: Additional Resources

    • purchase a printed manual by contacting your local Allen-Bradley distributor or Rockwell Automation representative. About the Module You can use this Series C module with DeviceNet and PROFIBUS adapters. If you are using RSLogix 5000 software, version 11 or higher, you can also use the Series C modules with ControlNet and Ethernet adapters.
  • Page 7 POINT I/O Synchronous Serial Interface Absolute Encoder Module POINT I/O Synchronous Serial Interface Absolute Encoder Module The wiring base assembly includes a terminal base, 1734-TB or 1734-TBS, which consists of a mounting base, 1734-MB, and removable terminal block, 1734-RT or 1734-RTS. Module Description Description Description...

  • Page 8: Install The Mounting Base

    8 POINT I/O Synchronous Serial Interface Absolute Encoder Module Install the Mounting Base To install the mounting base on the DIN rail, proceed as follows: ATTENTION: This product is grounded through the DIN rail to chassis ground. Use zinc plated yellow-chromate steel DIN rail to assure proper grounding. The use of other DIN rail materials (for example, aluminum or plastic) that can corrode, oxidize, or are poor conductors, can result in improper or intermittent grounding.

  • Page 9: Install The Module

    POINT I/O Synchronous Serial Interface Absolute Encoder Module Install the Module The module can be installed before or after base installation. Make sure that the mounting base is correctly keyed before installing the module into the mounting base. In addition, make sure the mounting base locking screw is positioned horizontal referenced to the base.

  • Page 10: Install The Removable Terminal Block

    10 POINT I/O Synchronous Serial Interface Absolute Encoder Module Install the Removable Terminal Block A removable terminal block (RTB) is supplied with your wiring base assembly. To remove, pull up on the RTB handle. This allows the mounting base to be removed and replaced as necessary without removing any of the wiring.

  • Page 11: Wire The Modules

    POINT I/O Synchronous Serial Interface Absolute Encoder Module Wire the Modules To wire the modules, refer to the diagrams and tables. POINT I/O Synchronous Serial Interface Absolute Encoder Module Module Module status Status Network Network status Status NODE: Run status Up status DOWN Down status...

  • Page 12: Communicate With Your Module

    12 POINT I/O Synchronous Serial Interface Absolute Encoder Module Wiring for 1734-SSI Termination Definition Shield Shield D = Data, I1 = Digital, Sourcing Input 1, C = Clock, V = SSI Sensor D and C terminations are RS422-type differential pairs. Communicate with Your Module The module transmits SSI sensor data over the DeviceNet network.
  • Page 13 POINT I/O Synchronous Serial Interface Absolute Encoder Module Consume and Produce Bit/Byte Definitions Byte Produce 0 0…7 Low byte of present low SSI word. Bit 0 is the least significant bit of the entire present SSI word. Produce 1 0…7 High byte of present low SSI word.

  • Page 14: Interpret Status Indicators

    14 POINT I/O Synchronous Serial Interface Absolute Encoder Module Interpret Status Indicators Refer to the following diagram and tables for information on how to interpret the status indicators. POINT I/O Synchronous Serial Interface Absolute Encoder Module Module Module status Status Network Network status Status...
  • Page 15 POINT I/O Synchronous Serial Interface Absolute Encoder Module Indicator Status for Modules Status Description Module status No power applied to device. Green Device operating normally. Flashing green Device needs commissioning due to missing, incomplete, or incorrect configuration. Flashing red Recoverable fault. Unrecoverable fault –...

  • Page 16: Specifications

    16 POINT I/O Synchronous Serial Interface Absolute Encoder Module Specifications POINT I/O Synchronous Serial Interface Absolute Encoder Module – 1734-SSI, Series C Attribute Value Number of SSI channels Encoder type Any absolute encoder supporting standard SSI protocol including linear, rotary, and optical distance measuring devices Most-Significant Bit Aligned data format Physical interface for clock and data signals is RS-422 SSI data rate...
  • Page 17 POINT I/O Synchronous Serial Interface Absolute Encoder Module POINT I/O Synchronous Serial Interface Absolute Encoder Module – 1734-SSI, Series C Attribute Value Input impedance 3.6 kΩ 4.7 kΩ Input filter time 0.5 ms *FPV = Field power supply voltage Time between successive SSI words (Tp). Also called Dwell Time. Roughly corresponds to the maximum time the SSI sensor can be expected to output a particular position value while in motion.
  • Page 18 18 POINT I/O Synchronous Serial Interface Absolute Encoder Module General Specifications Attribute Value Enclosure type rating None (open-style) North American temp code IEC temperature code Use this conductor category information for planning conductor routing as described in Industrial Automation Wiring and Grounding Guidelines, publication 1770-4.1.
  • Page 19 POINT I/O Synchronous Serial Interface Absolute Encoder Module Environmental Specifications Attribute Value EFT/B immunity IEC 61000-4-4: ±3 kV @ 5 kHz on signal ports Surge transient immunity IEC 61000-4-5: ±1 kV line-line (DM) and ±2 kV line-earth (CM) on signal ports ±2 kV line-earth (CM) on shielded ports Conducted RF immunity IEC61000-4-6:...
  • Page 20 RA-DU002, available at http://www.rockwellautomation.com/literature/. Allen-Bradley, Rockwell Automation, ArmorBlock, and TechConnect are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies. Publication 1734-IN581E-EN-E - October 2015 Supersedes Publication 1734-IN581D-EN-E - January 2014 Copyright ©...

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