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Installation Instructions
Original Instructions
POINT I/O 24V DC Expansion Power Supply
Catalog Numbers 1734-EP24DC, 1734-EP24DCK, Series B
Catalog numbers with the suffix 'K' are conformal coated and their specifications are the
same as non-conformal coated catalogs.
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Table of Contents
Related Manuals for Allen-Bradley 1734-EP24DC
Summary of Contents for Allen-Bradley 1734-EP24DC
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Page 1: Table Of Contents
Installation Instructions Original Instructions POINT I/O 24V DC Expansion Power Supply Catalog Numbers 1734-EP24DC, 1734-EP24DCK, Series B Catalog numbers with the suffix ‘K’ are conformal coated and their specifications are the same as non-conformal coated catalogs. Topic Page Important User Information... -
Page 2: Important User Information
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
POINT I/O 24V DC Expansion Power Supply 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 EN/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
POINT I/O 24V DC Expansion Power Supply North American Hazardous Location Approval The following information applies when Informations sur l’utilisation de cet équipement en operating this equipment in hazardous locations. environnements dangereux. Les produits marqués "CL I, DIV 2, GP A, B, C, D" ne Products marked "CL I, DIV 2, GP A, B, C, D"... -
Page 5: European Hazardous Location Approval
POINT I/O 24V DC Expansion Power Supply European Hazardous Location Approval The following applies to products marked • Are intended for use in potentially explosive atmospheres as defined by European Union Directive 2014/34/EU and 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: Prevent Electrostatic Discharge
POINT I/O 24V DC Expansion Power Supply WARNING: • This equipment is not resistant to sunlight or other sources of UV radiation. • This equipment shall be mounted in an ATEX/IECEx Zone 2 certified enclosure with a minimum ingress protection rating of at least IP54 (in accordance with EN/IEC 60079-15) and used in an environment of not more than Pollution Degree 2 (as defined in EN/IEC 60664-1) when applied in Zone 2 environments. - Page 7 • Do not connect 120/240V AC power to this supply. • Use the 1734-EP24DC and 1734-EP24DCK expansion power supply only with POINT I/O™ adapters, such as the 1734-ADN DeviceNet adapter. • To comply with the CE Low Voltage Directive (LVD), field power and all connected I/O must be powered from a source compliant with the following: Safety Extra Low Voltage (SELV) or Protected Extra Low Voltage (PELV).
- Page 8 POINT I/O 24V DC Expansion Power Supply WARNING: If you connect or disconnect the communication cable with power applied to this module or any device on the network, an electrical arc can occur. This could cause an explosion in hazardous location installations. Electrical Safety Considerations ATTENTION: •...
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Page 9: 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 10: 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 or 1734-EP24DCK module from its base unit. 3. Use a small-bladed screwdriver to rotate the DIN rail locking screw to a vertical position. -
Page 11: Wire The Power Supply
4. Press firmly to seat the power supply on the DIN rail. The power supply locking mechanism snaps into place. 5. Reinsert the module into the base next to the expansion power supply. Wire the Power Supply 1734-EP24DC, 1734-EP24DCK Chas Gnd Chas Gnd... - Page 12 This could cause an explosion in hazardous location installations. Be sure that power is removed or the area is nonhazardous before proceeding. ATTENTION: Use the 1734-EP24DC and 1734-EP24DCK expansion power supply only with adapter class products. ATTENTION: Use the 1734-EP24DC and 1734-EP24DCK expansion power supply only with POINT I/O™...
- Page 13 POINT I/O 24V DC Expansion Power Supply Example of Continuing Power 1734-ADN 1734-EP24DC Adapter Status DeviceNet Status POINTBus ™ Status 1734-EP24DC 1734-ADN System System Power Power DeviceNet DeviceNet Power Power 12/24V DC only 1734adn4 Example of Functional Partitioning 1734-ADN 1734-EP24DC...
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Page 14: Specifications
Power Power 12V DC supply 24V DC supply 1734adn4 Specifications POINT I/O™ 24V DC Expansion Power Supply – 1734-EP24DC, 1734-EP24DCK Attribute Value I/O module capacity 4...17 modules, depending on current rating of each module 24V DC nominal Input voltage rating 10…28.8V DC range... - Page 15 POINT I/O 24V DC Expansion Power Supply POINT I/O™ 24V DC Expansion Power Supply – 1734-EP24DC, 1734-EP24DCK Attribute Value Output voltage will stay within specifications when input drops out for 10 ms @ Interruption 10V with maximum load. Between I/O modules in 1734 system...
- Page 16 POINT I/O 24V DC Expansion Power Supply Environmental Specifications Attribute Value IEC 60068-2-1 (Test Ad, operating cold), IEC 60068-2-2 (Test Bd, operating dry heat), Temperature, operating IEC 60068-2-14 (Test Nb, operating thermal shock): -20…+55 °C (-4…+131 °F) IEC 60068-2-1 (Test Ab, unpackaged nonoperating cold), IEC 60068-2-2 (Test Bb, unpackaged nonoperating dry heat), Temperature, storage IEC 60068-2-14 (Test Na, unpackaged nonoperating thermal shock):...
- Page 17 POINT I/O 24V DC Expansion Power Supply Current Derating for Mounting Current Horizontal – 1 A @ (10...19.2V); 1.3 A @ (19.2...28.8) Vertical – 1 A @ (10...28.8V) 19.2 28.8 Voltage 43971 Certifications Certification (When Product Value Is Marked) UL Listed Industrial Control Equipment, certified for US and Canada. See UL File E65584.
- Page 18 POINT I/O 24V DC Expansion Power Supply Rockwell Automation Support Use the following resources to access support information. Knowledgebase Articles, How-to Videos, Technical Support FAQs, Chat, User Forums, and Product https://rockwellautomation.custhelp.com/ Center Notification Updates. Local Technical http://www.rockwellautomation.com/ Support Phone Locate the phone number for your country. global/support/get-support-now.page Numbers Find the Direct Dial Code for your product.
- Page 19 POINT I/O 24V DC Expansion Power Supply Notes: Rockwell Automation Publication 1734-IN058E-EN-P - December 2018...
- Page 20 Rockwell Automation maintains current product environmental information on its website at http://www.rockwellautomation.com/rockwellautomation/about-us/sustainability-ethics/product-environmental-compliance.page. Allen-Bradley, Rockwell Automation, POINT I/O, POINTBus, and Rockwell Software are trademarks of Rockwell Automation, Inc. Trademarks not belonging to Rockwell Automation are property of their respective companies. Rockwell Otomasyon Ticaret A.Ş., Kar Plaza İş Merkezi E Blok Kat:6 34752 İçerenköy, İstanbul, Tel: +90 (216) 5698400...