Allen-Bradley ControlNet Ex 1797-RPA Installation Instructions Manual
Allen-Bradley ControlNet Ex 1797-RPA Installation Instructions Manual

Allen-Bradley ControlNet Ex 1797-RPA Installation Instructions Manual

Modular repeater adapter & fiber repeater module

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Summary of Contents for Allen-Bradley ControlNet Ex 1797-RPA

  • Page 1: Table Of Contents

    Installation Instructions ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module Catalog Numbers 1797-RPA and 1797-RPFM Contents For Information About See Page Important User Information About the ControlNet Ex Fiber Repeater Hub DIN-Rail Mount the 1797-RPA and -RPFM Installation in Zone 1 for CENELEC Installation in Division 1/Zone 1 for UL, C-UL and FM Electrostatic Charge European Community (EC) Directive Compliance...
  • Page 2: Important User Information

    2 ControlNet Ex Modular Repeater Adapter & Fiber Repeater 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.literature.rockwellautomation.com) describes some important differences between solid state equipment and hard-wired electromechanical devices.
  • Page 3 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 3 Environment and Enclosure ATTENTION This equipment is considered Group 1, Class A industrial equipment according to IEC/CISPR Publication 11. Without appropriate precautions, there may be potential difficulties ensuring electromagnetic compatibility in other environments due to conducted as well as radiated disturbance.
  • Page 4: About The Controlnet Ex Fiber Repeater Hub

    4 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module Backplane Connector Cover Do not remove unless connecting to 1797-RPFM. 1797-RPFM Repeater Backplane Label Here Connector Recv Xmit Recv Xmit 41267 Module Locking Tab About the ControlNet Ex Fiber Repeater Hub Use the repeater adapter (1797-RPA) and the fiber module (1797-RPFM) together to form a repeater hub within the hazardous area to extend the length of the ControlNet Ex segments to interlink systems all operating...
  • Page 5: Din-Rail Mount The 1797-Rpa And -Rpfm

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 5 DIN-Rail Mount the 1797-RPA and -RPFM Refer to Mounting Dimensions on page 31. For panel mounting information, see publication 1794-5.13. This product is grounded through the DIN rail to the dedicated ATTENTION intrinsic safety ground.
  • Page 6 6 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 3. Press the adapter down onto the DIN rail until flush. The locking tab should snap into position and lock the module to the DIN rail. Make certain that the adapter and fiber modules are secured ATTENTION together with DIN rail anchors.
  • Page 7 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 7 41169 A DIN-rail end anchor (A-B part number 1492-EA35) must IMPORTANT be used on the left side of the adapter and on the right side of the fiber module to keep the units from moving. 8.
  • Page 8: Installation In Zone 1 For Cenelec

    A label with this system marking must be attached near the main components of the system. If the system is installed in a cabinet, this label must be fixed inside the cabinet. Allen-Bradley 1 Allen-Bradley Dr. Mayfield Hts., OH USA ControlNet Ex System DMT 99 ATEX E 065 X...
  • Page 9: Electrostatic Charge

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 9 Make certain that you only connect ControlNet Ex adapters to other intrinsically safe system modules to maintain the integrity of the intrinsically-safe backplane. 41307 Electrostatic Charge Protect the system against electrostatic charge. Post a sign near this module: WARNING Avoid electrostatic charging.
  • Page 10 10 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module European Hazardous Location Approval The following applies to products marked II (1)2 G • Are Equipment Group II, Equipment Category (1)2, and comply with the Essential Health and Safety Requirements relating to the design and construction of such equipment given in Annex II to Directive 2014/34/EU.
  • Page 11 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 11 A warning sign shall be installed in the direct vicinity of this Fibre Optic Hub: “Warning - Avoid electrostatic charging.”. UL, C-UL Compliance If this product has the UL/C-UL mark, it has been designed, evaluated, tested, and certified to meet the following standards: •...
  • Page 12: Inputs/Outputs

    12 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module • FM C1. No.3615:1989, Explosionproof Electrical Equipment General Requirements • FM C1. No.3810:1989, 1995, Electrical and Electronic Test, Measuring and Process Control Equipment • ANSI/NEMA 250, 1991, Enclosures for Electrical Equipment Inputs/Outputs Do not apply any nonintrinsically safe signals to the adapter or fiber modules.
  • Page 13: Wire The Modules

    Make note of which fiber is receive and which is transmit as IMPORTANT they must be interchanged at the opposite end. Allen-Bradley Allen-Bradley Allen-Bradley Allen-Bradley Q U ALITY...
  • Page 14 14 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 3. Apply +V and -V power to the adapter through a removable terminal block from the Ex power supply. +V -V +V -V +V -V +V -V 41297 Screw terminals and spring terminals are provided. 4.
  • Page 15: Describing The Controlnet Ex System Diagram

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 15 Make sure all fiber modules are attached and secured prior to IMPORTANT applying intrinsically safe power to the adapter. Failure to do so may cause damage to the adapter and modules. Describing the ControlNet Ex System Diagram A maximum of 48 ControlNet Ex nodes may be connected together by 250 m (820 ft) of coax cable and 48 taps.
  • Page 16 16 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module System Catalog Catalog Name Description Diagram Name Number 1797-RPA 1797-RPA ControlNet Ex Represents one ControlNet Ex Modular Repeater node and must be connected Adapter to a coax trunk cable by 1797-TPx 1797-RPFM 1797-RPFM...
  • Page 17: Certification Specific Controlnet Ex System Diagrams

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 17 Certified Equivalent ControlNet Ex System Diagram Items You may use these items as equivalents for the items shown on the system diagram. System Diagram Name Catalog Number Source 1797-RPA 1797-RPA Allen-Bradley 1797-RPFM 1797-RPFM Allen-Bradley 1797-ACNR15 1797-ACNR15 Allen-Bradley 1786-RG6 Allen-Bradley Coax Trunk Cable Belden Wire &...
  • Page 18: Cenelec Installation Label

    A label with this system marking must be attached near the main components of the system. If the system is installed in a cabinet, this label must be fixed inside the cabinet. Allen-Bradley 1 Allen-Bradley Dr. Mayfield Hts., OH USA ControlNet Ex System DMT 99 ATEX E 065 X...
  • Page 19: Cenelec Controlnet Ex System Diagram

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 19 CENELEC ControlNet Ex System Diagram Publication 1797-IN015G-EN-P - August 2017...
  • Page 20: Ul, C-Ul Controlnet Ex System Diagram

    20 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module UL, C-UL ControlNet Ex System Diagram Publication 1797-IN015G-EN-P - August 2017...
  • Page 21 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 21 UL, C-UL ControlNet Ex System Requirements The entity concept allows interconnection of intrinsically safe apparatus  with associated apparatus not specifically examined in combination as a system when the approved values of V and I or V and I...
  • Page 22: Fm Controlnet Ex System Diagram

    22 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module FM ControlNet Ex System Diagram Publication 1797-IN015G-EN-P - August 2017...
  • Page 23 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 23 FM ControlNet Ex Requirements The entity concept allows interconnection of intrinsically safe apparatus  with associated apparatus not specifically examined in combination as a system when the approved values of V and I or V and I...
  • Page 24: Module Indicators

    24 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module Module Indicators The following explains the indications seen on the 1797-RPA and 1797-RPFM modules. 1797-RPA Indicators The figure below identifies indicators on the repeater adapter. 1797-RPA Comm Status Module Power Status Module Status 41174 Power Indicator...
  • Page 25 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 25 If Either Is The Respective Segment (1 or 2) is Flashing Green/Off Experiencing temporary network errors. The situation will normally correct itself. If the situation persists, troubleshoot your nodes and cable system. When troubleshooting your cable system, make sure: •...
  • Page 26: About The Mounting Kit

    26 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module About the Mounting Kit Use the optional 1794-NM1 mounting kit to mount your system on a panel or wall without a DIN rail. 1794-NM1 Mounting Kit with 18 screws (2 screws for the adapter and 2 screws for each module).
  • Page 27: Specifications - 1797-Rpa

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 27 Specifications - 1797-RPA I/O Capacity 2 fiber modules IS Media Type Ex ib IIB/IIC T4, AEx ib IIC T4, Class I, Division 1 Groups A to G T4 IS Module Type Ex ib IIB/IIC T4, AEx ib IIC T4, Class I Division 1 Groups A to D T4...
  • Page 28 28 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module Weight Approximately 200 g Environmental Conditions Operational Temperature -20…70 C (-4…158 Storage Temperature -40…85 C (-40…185 Relative Humidity 5…95% noncondensing Shock Operating Tested 15 g peak acceleration, 11 (±1) ms pulse width Nonoperating Tested 15 g peak acceleration, 11 (±1) ms pulse width Vibration...
  • Page 29: Specifications - 1797-Rpfm

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 29 Specifications - 1797-RPFM IS Media Type Ex ia IIB/IIC T4, AEx ia IIC T4, Class I, Division 1 Groups A to G T4 IS Module Type Ex ib IIB/IIC T4, AEx ib IIC T4, Class I Division 1 Groups A to D T4 Communication Rate...
  • Page 30 30 ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module Environmental Conditions Operational Temperature -20…70 C (-4…158 Storage Temperature -40…85 C (-40…185 Relative Humidity 5…95% noncondensing Shock Operating Tested 15 g peak acceleration, 11 (±1) ms pulse width Nonoperating Tested 15 g peak acceleration, 11 (±1) ms pulse width Vibration Tested 2 g @ 10…500Hz per IEC 68-2-6 Agency Certification...
  • Page 31: Mounting Dimensions

    ControlNet Ex Modular Repeater Adapter & Fiber Repeater Module 31 Mounting Dimensions Publication 1797-IN015G-EN-P - August 2017...
  • Page 32: Publication 1797-In015G-En-P - August

    Outside United States Please contact your local Rockwell Automation representative for return procedure. Allen-Bradley, Rockwell Automation, ControlLogix, RSLinx, TechConnect, and FLEX I/O are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies.

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