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Rockwell Automation 1794-OB8 User Manual

Rockwell Automation 1794-OB8
24 pages
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Installation Instructions
FLEX I/O Digital DC Output Modules
Catalog numbers 1794-OB8, 1794-OB8EP, 1794-OB16,
1794-OB16P, 1794-OB32P
Table of Contents
Topic Page
Important User Information 2
Environment and Enclosure 3
Preventing Electrostatic Discharge 3
European Hazardous Location Approval 3
North American Hazardous Location Approval 7
Install Your FLEX I/O AC Digital Output Module 8
Connect Wiring for 1794-OB8, 1794-OB8EP, 1794-OB16, and 1794-OB16P 9
Connect Wiring for the 1794-OB32P 11
Configuring your 1794-OB8EP Output Module 14
Configure the 1794-OB8, 1794-OB16, 1794-OB16P, 1794-OB32P Modules 15
Specifications 16
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Rockwell Automation 1794-OB8 Specifications

General IconGeneral
BrandRockwell Automation
Model1794-OB8
CategoryControl Unit
LanguageEnglish

Summary

Important User Information

Safety Considerations and Symbols

Defines safety symbols (WARNING, ATTENTION, IMPORTANT) and their meanings.

Environment and Enclosure

Preventing Electrostatic Discharge

Guidelines for handling equipment to prevent damage from static discharge.

Grounding and Handling Precautions

Grounding with DIN Rail

Proper grounding procedures using the DIN rail to chassis.

Safety Warnings and Disposal

Hazardous Location Installation Warnings

Warnings regarding module insertion/removal in hazardous areas due to potential arcs.

European Hazardous Location Approval

ATEX Directive Compliance

Details compliance with ATEX directive for Zone 2 hazardous locations.

North American Hazardous Location Approval

Class I, Division 2 Hazardous Locations

Information for operating in North American Class I, Division 2 hazardous locations.

Install Your FLEX I/O AC Digital Output Module

Module Installation Procedure

Step-by-step guide for mounting modules onto terminal bases.

Connect Wiring for 1794-OB8, 1794-OB8EP, 1794-OB16, and 1794-OB16P

Wiring Connections Table

Table mapping output terminals to common terminals for specific modules.

Wiring Connections for 1794-OB8EP

1794-TBN Terminal Base Wiring

Wiring diagram and connections for 1794-OB8EP with 1794-TBN base.

Connect Wiring for the 1794-OB32P

Wiring Steps and Connections

Instructions for connecting wiring to the 1794-OB32P module and terminal bases.

Wiring Connections for 1794-OB32P

Terminal Base Wiring Table

Table of output, common, and power connections for 1794-OB32P.

1794-TB32 and 1794-TB32S Terminal Base Wiring for 1794-0B32PI

Wiring Diagram and Terminal Assignments

Diagram showing terminal assignments for 1794-0B32PI on specific base units.

Configuring your 1794-OB8EP Output Module

Memory Map and Configuration Bits

Details memory map and configuration bits for the 1794-OB8EP module.

Fault Handling and Reset Procedures

Procedures for resetting faults on the 1794-OB8EP module.

Configure the 1794-OB8, 1794-OB16, 1794-OB16P, 1794-OB32P Modules

Configuration Word Settings

Explains setting configuration bits for various output modules.

Specifications – 1794-OB8

Specifications – 1794-OB8EP

Technical specifications for the 1794-OB8EP module.

Specifications – 1794-OB8EP

Surge Current Characteristics

Graph showing surge current for the 1794-OB8EP module.

Specifications – 1794-0B16 and 1794-0B16P

Specifications – 1794-OB32P

General Specifications Overview

General technical attributes including dimensions and screw torque.

General Specifications

Power Supply and Current Ratings

Details on power supply voltage, range, and current consumption for modules.

Temperature Codes and Keyswitch

Information on temperature codes, keyswitch position, and wire size.

Environmental Specifications

Operating and Non-operating Conditions

Specifications for operating temperature, humidity, vibration, and shock.

Electromagnetic Compatibility (EMC)

Details on emissions and immunity requirements.

Certifications

Product Certifications and Compliance

List of certifications and compliance for various regulatory bodies.

Derating Curve for 1794-OB16P

Safe Operating Range Explanation

Explanation of the derating curve for safe operation under varying conditions.

Rockwell Automation Support

Technical Support and Contact Information

Information on obtaining technical assistance and product support.

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