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Allen-Bradley Micro870

Allen-Bradley Micro870
354 pages
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User Manual
Micro830, Micro850, and Micro870
Programmable Controllers
Catalog Numbers
Bulletin 2080-LC30, 2080-LC50, and 2080-LC70

Table of Contents

Questions and Answers:

Allen-Bradley Micro870 Specifications

General IconGeneral
SeriesMicro800
Controller TypeProgrammable Logic Controller (PLC)
Power Supply24V DC
Communication PortsSerial (RS-232/485)
CommunicationEtherNet/IP, Serial
Programming LanguageLadder Diagram, Function Block Diagram, Structured Text
Expansion ModulesUp to 8 modules
Operating Temperature0°C to 55°C
CertificationsCE, UL, cUL

Summary

Chapter 1 Hardware Overview

Chapter 2 About Your Controller

Using Run Mode Change (RMC)

Productivity enhancement for logic modifications without going to remote program mode.

Using Run Mode Configuration Change (RMCC)

Feature to change controller address configuration during run mode via Modbus RTU or EtherNet/IP.

Chapter 3 Install Your Controller

Chapter 4 Wire Your Controller

Chapter 5 Communication Connections

Supported Communication Protocols

Lists embedded communication channels and supported protocols like Modbus RTU, CIP, ASCII.

Chapter 6 Program Execution in Micro800

Chapter 7 Motion Control

PTO Motion Control

Using high-speed pulse-train outputs (PTO) for precise control of position and velocity.

Use the Micro800 Motion Control Feature

Overview of motion control elements: Pulse Train Outputs, Axis, Motion Function Blocks, Jerk.

General Rules for the Motion Control Function Blocks

General rules for using motion function blocks, including parameter inputs and error handling.

Motion Axis Configuration in Connected Components Workbench

Steps for configuring motion axes within Connected Components Workbench.

Chapter 8 Use the High-Speed Counter and Programmable Limit Switch

High-Speed Counter Overview

Overview of HSC feature in Micro800, including hardware and instructions.

Chapter 9 Controller Security

Password Protection

Secures controller IP and prevents unauthorized access by requiring a password.

Chapter 10 Using microSD Cards

Project Backup and Restore

How to back up and restore projects using microSD cards and Connected Components Workbench.

Data Log

Feature for capturing global and local variables with timestamps into a microSD card.

Recipe

Feature for storing and loading recipe data files using the RCP instruction.

Appendix A Specifications

Appendix B Modbus Mapping for Micro800

Appendix C Quickstarts

Flash Upgrade Your Micro800 Firmware

Guide on how to update controller firmware using Connected Components Workbench.

Establish Communications Between RSLinx and a Micro830 Micro850 Micro870 Controller through USB

Steps to establish communication using RSLinx RSWho via USB connection.

Configure Controller Password

How to set, change, and clear controller passwords using Connected Components Workbench.

Flash Upgrade From MicroSD Card

Process for flashing controller firmware using a microSD card and ConfigMeFirst.txt.

Using Run Mode Change

Quick start guide on making logic changes in run mode without disconnecting.

Appendix D User Interrupts

Appendix E Troubleshooting

Error codes

List of possible controller error codes and recommended recovery actions.

List of Error Codes for Micro800 controllers

Detailed list of error codes, fault types, descriptions, and recommended actions.

Controller Error Recovery Model

A flowchart model to help diagnose and troubleshoot software and hardware problems.

Appendix F PID Function Blocks

PID Function Block

Function block diagram and arguments for the PID function block.

How to Autotune

Steps and recommendations for performing autotuning of PID controllers.

Appendix G System Loading

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