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POINT I/O 2 or 4 Relay Output Module
(Cat. No. 1734-OW2 and 1734-OW4, Series C)
4
3
Description
1
Mounting Base
2
Mechanical Keying (orange)
3
Module Wiring Diagram
4
Module Locking Mechanism
5
Insertable I/O Module
1
Wiring Base Assembly consists of item 1) mounting base, 1734-MB and item 7) removable
terminal block, 1734-RTB or -RTBS.
POINT I/O is a trademark of Rockwell
DeviceNet is a trademark of ODVA, Inc.
9
2
8
10
1
1
Automation1
Installation Instructions
5
6
7
Description
6
RTB Removal Handle
7
Removable Terminal Block (RTB)
8
DIN Rail Locking Screw (orange)
9
Slide-in Writable Label
10
Interlocking Side Pieces
Publication 1734-IN055D-EN-P - April 2004
1
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Related Manuals for AB Quality 1734-OW2
Summary of Contents for AB Quality 1734-OW2
- Page 1 Installation Instructions POINT I/O 2 or 4 Relay Output Module (Cat. No. 1734-OW2 and 1734-OW4, Series C) Description Description RTB Removal Handle Mounting Base Mechanical Keying (orange) Removable Terminal Block (RTB) Module Wiring Diagram DIN Rail Locking Screw (orange) Module Locking Mechanism...
- Page 2 POINT I/O 2 or 4 Relay Output Module This Series C product can be used with DeviceNet and PROFIBUS adapters. It can be used with ControlNet and Ethernet adapters using RSLogix 5000, version 11 (or higher) software. Important User Information Solid state equipment has operational characteristics differing from those of electromechanical equipment.
- Page 3 POINT I/O 2 or 4 Relay Output Module Important User Information Identifies information about practices or circumstances that WARNING can cause an explosion in a hazardous environment, which may lead to personal injury or death, property damage, or economic loss. Identifies information about practices or circumstances that ATTENTION can lead to personal injury or death, property damage, or...
- Page 4 POINT I/O 2 or 4 Relay Output 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 publication 60664-1), at altitudes up to 2000 meters without derating.
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Page 5: Explosion Hazard
POINT I/O 2 or 4 Relay Output Module EXPLOSION HAZARD WARNING • Do not disconnect equipment unless power has been removed or the area is known to be nonhazardous. • Do not disconnect connections to this equipment unless power has been removed or the area is known to be nonhazardous. -
Page 6: Installing The Mounting Base
POINT I/O 2 or 4 Relay Output Module Installing the Mounting Base To install the mounting base on the DIN rail, proceed as follows. 1. Position the mounting base vertically above the installed units (adapter, power supply or existing module. 2. -
Page 7: Installing The Removable Terminal Block (Rtb)
POINT I/O 2 or 4 Relay Output Module Installing the Removable Terminal Block (RTB) A removable terminal block 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 8 POINT I/O 2 or 4 Relay Output Module When you connect or disconnect the Removable WARNING Terminal Block (RTB) with field side power applied, 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.
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Page 9: Communicating With Your Module
POINT I/O modules. These messages are mapped into the processor’s memory. This POINT I/O output module does not produce input data (scanner Rx). It does consume 1 byte of I/O data (scanner Tx). Default Data Map for the 1734-OW2 Input Module Message size: 1 Byte Consumes... -
Page 10: Wiring The Relay Output Module
ATTENTION power bus. Load power from the internal power bus is available for the 1734-OW2 only. (Connect to pins 6 and 7 for V supply, and 4 and 5 for V common.) Load power must be provided by an external power source for the 1794-OW4. - Page 11 POINT I/O 2 or 4 Relay Output Module 1734-OW2 Load powered by Internal Power Bus Load Out 0A Out 1A Out 0B Out 1B Load Out = Output channel relay contacts 42018 V = Supply (can range from +5V dc to 240V ac)
- Page 12 POINT I/O 2 or 4 Relay Output Module 1734-OW2 Load powered by External Power Power Power Out 0A Out 1A Supply Supply Out 0B Out 1B Load Load Out = Output channel relay contacts Power Supply = can range from +5V dc to 240V ac...
- Page 13 POINT I/O 2 or 4 Relay Output Module 1734-OW4 Load powered by External Power Power Power Out 0A Out 1A Supply Supply Out 0B Out 1B Load Load Power Out 2A Out 3A Power Supply Supply Out 3B Out 2B Load Load Out = Output channel relay contacts...
- Page 14 POINT I/O 2 or 4 Relay Output Module ATTENTION • Do not attempt to increase load current or wattage capability beyond the maximum rating by connecting 2 or more outputs in parallel. The slightest variation in relay switching time may cause one relay to momentarily switch the total load current.
- Page 15 POINT I/O 2 or 4 Relay Output Module IV2 IV4 OW2 42010 L2/N 120V ac/240V ac Wiring using external power source for ac Relay power Publication 1734-IN055D-EN-P - April 2004...
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Page 16: Troubleshooting With The Indicators
POINT I/O 2 or 4 Relay Output Module Troubleshooting with the Indicators 1734-OW2 1734-OW4 Module Status Module Module Status Status Network Status Network Network Status Status NODE: NODE: Relay Relay Output Output Status of Output 0 Status of Output 1... - Page 17 POINT I/O 2 or 4 Relay Output Module Green Device on-line and has connections in the established state. Flashing Red One or more I/O connections in timed-out state Critical link failure - failed communication device. Device detected error that prevents it communicating on the network.
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Page 18: Safety Approvals
POINT I/O 2 or 4 Relay Output Module Safety Approvals North American Hazardous Location Approval The following modules are North American Hazardous Location approved: 1734-OW2 and 1734-OW4. The following information applies when Informations sur l’utilisation de cet équipement operating this equipment in hazardous... -
Page 19: European Hazardous Location Approval
POINT I/O 2 or 4 Relay Output Module European Hazardous Location Approval The following modules are European Zone 2 approved: 1734-OW2 and 1734-OW4. European Zone 2 Certification (The following applies when the product bears the EEx Marking) This equipment is intended for use in potentially explosive atmospheres as defined by European Union Directive 94/9/EC. -
Page 20: Specifications
POINT I/O 2 or 4 Relay Output Module Specifications Specifications - 1734-OW2 and -OW4 Output Relay Module Outputs per Module 1734-OW2 - 2 Form A isolated (normally open) electromechanical relays 1734-OW4 - 4 Form A isolated (normally open) electromechanical relays Off-State Leakage 1.2mA and bleed resistor thru snubber circuit... - Page 21 Field Power Bus Supply Voltage None required Voltage Range 240V ac max Supply Current 1734-OW2 - 2A per channel maximum, 4A per module 1734-OW4 - 2A per channel maximum, 8A per module Dimensions Inches 2.21H x 0.47W x 2.97L (Millimeters) (56H x 12W x 75.5L)
- Page 22 2 - Output 0B 3 - Output 1B 4 - Output 2A 5 - Output 3A 6 - Output 2B 7 - Output 3B Mass 1734-OW2 - 1.30 oz/36.9 grams 1734-OW4 - 1.64 oz/46.5 grams Publication 1734-IN055D-EN-P - April 2004...
- Page 23 POINT I/O 2 or 4 Relay Output Module Certifications (when C-UL-US - UL Listed Industrial Control Equipment, product is marked) certified for US and Canada C-UL-US - UL Listed for Class I, Division 2, Groups A, B, C and D Hazardous locations, certified for US and Canada European Union 94/9/EEC ATEX Directive, compliant with:...
- Page 24 Publication 1734-IN055D-EN-P - April 2004 PN 957859-42 Supersedes Publication 1734-IN055C-EN-P - April 2002 © 2004 Rockwell International Corporation. Printed in USA...
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