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Rockwell Automation Logix 5000 User Manual

Rockwell Automation Logix 5000
32 pages
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Rockwell Automation Publication 1756-PM009J-EN-P - March 2022
Supercedes Publication 1756-PM009I-EN-P - September 2020
Programming Manual
Original Instructions
Logix 5000 Controllers
Function Block Diagram
1756 ControlLogix, 1756 GuardLogix, 1769 CompactLogix,
1769 Compact GuardLogix, 1789 SoftLogix, 5069
CompactLogix, 5069 Compact GuardLogix, Studio 5000
Logix Emulate

Other manuals for Rockwell Automation Logix 5000

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Rockwell Automation Logix 5000 Specifications

General IconGeneral
I/O SupportDigital, Analog, Specialty I/O
Communication ProtocolsEtherNet/IP, ControlNet, DeviceNet, Serial
Programming LanguagesLadder Logic, Structured Text, Function Block Diagram, Sequential Function Chart
Programming SoftwareRockwell Automation Studio 5000 Logix Designer
Operating Temperature0°C to +60°C
Power SupplyVaries by model (e.g., 24V DC, 120/240V AC)
CertificationsUL, CE, ATEX

Summary

Important User Information

General Safety Precautions

Summarizes critical safety warnings and hazard identifications for user protection.

Summary of changes

Global changes

Lists changes that apply to the entire document release.

New or enhanced features

Details specific new functionalities or improvements introduced in this version.

Preface

Studio 5000 environment

Describes the Studio 5000 Automation Engineering & Design Environment and its components.

Additional resources

Lists supplementary documents and online resources for further information.

Legal notices

Covers End User License Agreement (EULA) and open source software license information.

Chapter 1 Program a Function Block Diagram

Introduction

Explains the purpose of function block routines and the use of sheets for organization.

Choose the function block elements

Details the different elements used in function block diagrams and their purpose.

Choose a tag name for an element

Explains how to assign tags to function block elements for configuration and status.

Define the order of execution

Describes how to define the sequence of operation for function blocks using wiring.

Data latching

Explains how input reference (IREF) data is latched for function block execution scans.

Resolve a loop

Details how to create and manage feedback loops within function block diagrams.

Resolve data flow between two blocks

Explains how to correctly manage data flow indicators for connections between blocks.

Create a one scan delay

Shows how to use the Assume Data Available indicator to create a one-scan delay.

Identify any connectors

Explains the purpose and usage rules for connectors in function block diagrams.

Define program/operator control

Describes how instructions can be controlled by either the program or an operator interface.

Add a sheet

Provides steps to add a new sheet to a function block routine for better organization.

Add a function block element

Guides on how to add function block elements from the Language Element toolbar.

Use functions

Explains the use of functions for mathematical, comparison, and logical operations in FBDs.

Create a text box

Details how to add descriptive text boxes to clarify FBD elements.

Language switching

Covers the capability to display project documentation in multiple languages.

Show or hide a pin

Explains how to manage the visibility of pins on function block elements.

Wire elements together

Describes the process of connecting output pins to input pins of function block elements.

Mark a wire with the Assume Data Available indicator

Explains how to use the Assume Data Available indicator for feedback wires in loops.

Create and assign a new tag

Guides on creating a new tag within the Logix Designer application.

Assign an existing tag

Details how to assign a pre-existing tag to a function block element.

Assign an immediate value (constant)

Describes how to assign constant values directly to input parameters.

Use an IREF

Explains how to use an Input Reference (IREF) to assign a value to a parameter.

Enter a value in the tag of a block

Shows how to input a value directly into a block's parameter without wiring.

Connect blocks with an OCON and ICON

Introduces Output Wire Connector (OCON) and Input Wire Connector (ICON) for data transfer.

Add an OCON

Step-by-step guide to adding and naming an Output Wire Connector (OCON).

Add an ICON

Step-by-step guide to adding and naming an Input Wire Connector (ICON).

Rename a wire connector

How to edit the name of individual wire connectors (ICON or OCON).

Rename a connector group

How to rename multiple wire connectors that share a name.

Verify the routine

Instructions on how to check for errors and warnings in a programmed routine.

Rockwell Automation support

Documentation feedback

Information on how to provide feedback for improving documentation.

Waste Electrical and Electronic Equipment (WEEE)

Guidance on the proper disposal of electronic equipment at its end of life.

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