Allen-Bradley 1734-EP24DC Installation Instructions Manual

Allen-Bradley 1734-EP24DC Installation Instructions Manual

Point i/o 24v dc expansion power supply, series b
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Summary of Contents for Allen-Bradley 1734-EP24DC

  • Page 1: Table Of Contents

    Installation Instructions POINT I/O 24V DC Expansion Power Supply Catalog Numbers 1734-EP24DC, Series B Table of Contents Topic Page Important User Information Environment and Enclosure Prevent Electrostatic Discharge North American Hazardous Location Approval European Hazardous Location Approval About the Power Supply...
  • Page 2: Important User Information

    2 POINT I/O 24V DC Expansion Power Supply 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

    In addition to this publication, see: • Industrial Automation Wiring and Grounding Guidelines, for additional installation requirements, Allen-Bradley publication 1770-4.1. • NEMA Standards publication 250 and IEC publication 60529, as applicable, for explanations of the degrees of protection provided by different types of enclosure.
  • Page 4 4 POINT I/O 24V DC Expansion Power Supply WARNING: When you insert or remove the module while backplane power is on, an electrical arc can occur. This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding.
  • Page 5: North American Hazardous Location Approval

    POINT I/O 24V DC Expansion Power Supply North American Hazardous Location Approval The following information applies when Informations sur l’utilisation de cet operating this equipment in hazardous équipement en environnements dangereux: locations: Products marked "CL I, DIV 2, GP A, B, C, D" are suitable for Les produits marqués "CL I, DIV 2, GP A, B, C, D"...
  • Page 6: European Hazardous Location Approval

    ATTENTION: This equipment is not resistant to sunlight or other sources of UV radiation. ATTENTION: Do not connect 120/240V AC power to this supply. ATTENTION: Use the 1734-EP24DC expansion power supply only with 1734 POINT I/O adapters, such as the 1734-ADN DeviceNet adapter. Publication 1734-IN058C-EN-P - October 2015...
  • Page 7: About The Power Supply

    POINT I/O 24V DC Expansion Power Supply About the Power Supply The expansion power supply passes 24V DC field power to the I/O modules to the right of it. The expansion power supply extends the backplane bus power for up to 17 I/O modules to the right of the supply and creates a new field voltage partition segment for driving field devices.
  • Page 8: Install The Power Supply

    1. Pull up on the RTB removal handle to remove the terminal block. 42511 2. Remove the module to the right of the 1734-EP24DC module from its base unit. 3. Use a small-bladed screwdriver to rotate the DIN rail locking screw to a vertical position....
  • Page 9: Wire The Power Supply

    Be sure that power is removed or the area is nonhazardous before proceeding. ATTENTION: Use the 1734-EP24DC expansion power supply only with adapter class products. ATTENTION: Use the 1734-EP24DC expansion power supply only with 1734 POINT I/O adapters, such as the 1734-ADN DeviceNet adapter. Publication 1734-IN058C-EN-P - October 2015...
  • Page 10 10 POINT I/O 24V DC Expansion Power Supply 12/24V DC Wiring This supply will be CHAS CHAS connected to the internal field power bus. 12/24V DC V DC Do not connect 120/240V AC power to this supply. V = 12/24V DC C = Common  43960 CHAS GND = Chassis Ground Connect...
  • Page 11 POINT I/O 24V DC Expansion Power Supply Example of Continuing Power 1734-ADN 1734-EP24DC Adapter Status DeviceNet Status POINTBus Status 1734-ADN 1734-EP24DC System Power System Power DeviceNet DeviceNet Power Power 12/24V DC only Publication 1734-IN058C-EN-P - October 2015...
  • Page 12 12 POINT I/O 24V DC Expansion Power Supply Example of Functional Partitioning 1734-ADN 1734- EP24DC Adapter Status DeviceNet Status POINTBus Status 1734-ADN 1734-EP24DC System Power System Power DeviceNet DeviceNet Power Power 12/24V DC  analog supply 12/24V DC digital supply...
  • Page 13: Specifications

    POINT I/O 24V DC Expansion Power Supply Specifications POINT I/O 24V DC Expansion Power Supply - 1734-EP24DC Attributes Value I/O module capacity 4…17 modules, depending on current rating of each module Input voltage rating 24V DX nom 10…28.8V DC range Field side power 24V DC (+20 % = 28.8V DC max) @ 400 mA max...
  • Page 14 14 POINT I/O 24V DC Expansion Power Supply General Attribute Value Field power bus, supply voltage 10…28.8V DC range Field power bus, supply current, max 10 A Isolation voltage 50V continuous, tested to withstand 2600V DC for 60 s Enclosure type rating None (open-style) Conductor size 0.324…2.08 sq.
  • Page 15 POINT I/O 24V DC Expansion Power Supply Environmental Specifications Attribute Value ESD immunity IEC6100-4-2: 6 kV contact discharges 8 kV air discharges Radiated RF immunity IEC 61000-4-3: 10V/m with 1 kHz sine-wave 80%AM from 30…2000 MHz 10V/m with 200 Hz 50% Pulse 100%AM @ 900 MHz 10V/m with 200 Hz 50% Pulse 100%AM @ 1890 MHz EFT/B immunity IEC 61000-4-4:...
  • Page 16 16 POINT I/O 24V DC Expansion Power Supply Certifications Certification (when Value product is marked) c-UL-us UL Listed Industrial Control Equipment, certified for U.S. and Canada UL Listed for Class I, Division 2, Group A,B,C,D Hazardous Locations, certified for U.S. and Canada European Union 89/336/EEC EMC Directive, compliant with:...
  • Page 17 POINT I/O 24V DC Expansion Power Supply Notes: Publication 1734-IN058C-EN-P - October 2015...
  • Page 18 18 POINT I/O 24V DC Expansion Power Supply Notes: Publication 1734-IN058C-EN-P - October 2015...
  • Page 19 POINT I/O 24V DC Expansion Power Supply Notes: Publication 1734-IN058C-EN-P - October 2015...
  • Page 20 RA-DU002, available at http://www.rockwellautomation.com/literature/. Allen-Bradley, Rockwell Automation, POINT I/O, POINTBus, and TechConnect are trademarks of Rockwell Automation, Inc. DeviceNet is a trademark of Open DeviceNet Vendor Association. DeviceNet is a trademark of the Open DeviceNet Vendor Association.

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