Allen Bradley Micro800 PLCs - A Complete Guide

Introduction to Micro800 Programmable Logic Controllers

Rockwell Automation's Micro800 Control Systems present an economical option for small to medium-sized automation systems. The controllers in this series are generally employed in standalone machines or minor process applications. This family comprises five unique types of controllers, which can be further tailored with additional modules: Micro810, Micro820, Micro830, Micro850, and Micro870.

Allen Bradley Programmable logic controllers (PLC) utilize a specific software known as Connected Components Workbench for programming this series of PLCs. This software enables the programmer to update the firmware, upload the program, and observe the operational status of the controller. Additionally, Connected Components Workbench (CCW) is frequently employed to program various non-PLC devices from Rockwell Automation, including Variable Frequency Drives (VFDs) and certain types of Safety Relays.

1. Embedded 24V DC power supply
2. Ethernet
3. RS232/485 Serial port (non-isolated)
4. USB
5. Optional AC power supply (isolated) attaches to left side of controller
6. 12/24V sink/source, relay output models
7. Run/Program Switch
8. DIN rail or panel mount
9. Removable terminal blocks on both controller and expansion I/O
10. Up to 5 plug-in slots
11. Support a maximum of 192 1/0 points
12. Bus terminator 2085-ECR
13. Up to 4 expansion 1/0 modules
14. High-speed inputs and outputs (DC inputs/outputs)
15. Support up to 3 axes of motion with PTO

Advantages of the Micro800 PLC

• Greater flexibility and scalability with Micro800 plug-in and expansion I/O modules
• Micro800 controllers support a wide variety of network communication options:
• Ethernet, USB, Serial, DeviceNet.
• Wide operating temperature range -20…+65 °C (-4…+149 °F)
• Micro800 Controllers component motion: faster embedded high-speed counter, Touch Probe feature for motion, easy-to-configure motion axis
• Every controller holds CE and UL certification.
• A single software solution for all critical devices: simple to set up, program, and visualize.
• Application sample code reduces machine development time, improves time to market
• Password for security and IP protection
• Basic simulator environment for code development, training and demo
• Rockwell Automation global and local customer support infrastructure.

Applications of Micro800 PLC

• Stamping Press Machine
• Water/Wastewater Management
• Food and Beverage Industry
• Intermittent Vertical Form, Fill, and Seal Machine
• Material Handling
• Shearing Machine with Flying Cut
• Shrink Sleeving Machine
• Solar Panel Positioning

Micro800 PLC Overview

Micro810 PLCs (12 Points)

The 2080 Micro810 programmable logic controllers (PLC) operate as intelligent relays equipped with high-current relay outputs, while also offering the programming functionalities typical of micro-PLCs. These controllers accommodate 12 I/O points and feature 4 high-current relay outputs (8A), making them suitable for smart relay applications.

12-pt form factor provides:

• 8A outputs eliminates the need for external relays.
• DC models allow 4 inputs to function as 4 0-10V analog inputs
• The program can be downloaded through the USB programming port, which necessitates the use of an adapter.
• Optional 1.5” local LCD for monitoring/modifying application data (variables). It also functions as a backup memory module.
• Configure and run core smart relay function blocks without programming (LCD required)

Micro820 PLCs (20-36 Points)

The Micro820 series of programmable logic controllers (PLC) features a compact, Nano-sized design, making them ideal for small standalone machine control and remote automation tasks that necessitate versatile communication and input/output functionalities. These controllers can accommodate up to 36 I/O points and come equipped with various integrated features, including Ethernet connectivity, a microSD slot for storing recipes and data logs, as well as analog I/O capabilities.

Micro830 PLCs (10-88 Points)

The Micro830 controller facilitates the seamless integration of up to five plug-in modules. These modules empower machine builders to customize the controllers, enhancing functionality while maintaining a compact product footprint. The new family of controllers features removable terminal blocks in most models and offers streamlined communication through a serial port.

Micro850 PLCs (24-192 Points)

The Micro850 PLCs are designed for medium-scale machinery and processes. They feature on-board I/O and can be expanded with up to four external modules. This series of PLCs supports extra communication protocols that are not available with the aforementioned modules. These protocols encompass Modbus RTU, Modbus/TCP, and CIP. The modules accessible to users are as follows:

Micro870 PLCs (24-304 Points)

The Micro870 series of controllers is tailored for extensive standalone machine applications. These units are high-speed, feature various communication protocols, and can manage multiple devices through embedded I/O, EtherNet/IP, and CIP motion. External modules can enhance the I/O capacity of this controller, allowing for the connection of up to four modules (with the possibility of adding more via an external power supply). Below is a list of the available devices and their configurations.

Micro800 Controllers Connectivity Options

• Offers a wide variety of communication options for device connectivity to meet your application needs.
• Plug and play USB port makes it easy to connect Connected Components Workbench software to Micro800 controllers.
• Improves efficiency during machine development and commissioning phase.
• CIP pass-through saves time and effort while configuring your system and collecting data.
• Supports CIP Symbolic and EtherNet/IP, deal for communication to Logix products.
• Device Net scanner for distributed I/O.
• Supports Modbus and ASCII protocols for connectivity to third-party devices.

Consolidated Data of Micro800 Family

Micro800 Plug-In Modules

The Plug-In modules are compatible with the Micro820, Micro830, Micro850, and Micro870 controllers. The quantity of plug-in modules that can be utilized is contingent upon the size of the controller. These modules enhance the capabilities of the host controller by offering extra inputs, outputs, and slots for communication protocols. It is important to note that both the Micro850 and Micro870 PLCs can support the use of plug-in modules alongside expansion modules at the same time.

Micro800 Digital I/O Plug-In Modules

Micro800 Analog I/O Plug-In Modules

Micro800 Expansion I/O Modules

The Micro800 Expansion I/O modules are designed to be connected to the Micro850 and Micro870 PLCs, thereby increasing the quantity of local inputs, outputs, and/or communication ports. Below is a compilation of the available modules along with their respective features.

Micro800 Expansion Digital I/O Modules

Micro800 Expansion Analog I/O Modules

Connected Components Workbench (CCW) Software

Connected Components Workbench is a new software platform supporting not only your Micro800 controllers, but Allen-Bradley component-class drives, HMI and motion products in your small machine.

• Based on proven Rockwell Automation and Microsoft Visual Studio technology.
• Controller programming, device configuration, and integration with HMI editor.

Device Configuration

Common environment for:

• Micro800 controller
• PowerFlex 4-class drive
• PanelView Component operator interface
• Simple to install
• Simple connectivity to select devices via standard USB communication
• Graphical controller configuration rather than property dialog(s)

Programming

• Extensive use of Microsoft and IEC-61131 standards.
• Structured Text, Ladder Diagram and Function Block editors that support symbolic addressing.
• Structured Text, Ladder Diagram and Function Block editors that support symbolic addressing.
• Run-time download allows program changes to be made while machine is running.

Visualization

• PanelView Component software runs within Connected Components Workbench for better.
• Connect directly to PanelView Component through USB cable or over Ethernet to program or transfer File.
• Features include unicode language switching, alarm messages and history, and basic recipe capability.

Catalog number for Connected Components Workbench Software

System requirements for CCW Software

Conclusion

The Micro800 series of Programmable Logic Controllers (PLCs) produced by Rockwell Automation presents an economical option for small to medium-sized applications. This series comprises five unique sub-families: Micro810, Micro820, Micro830, Micro850, and Micro870. Each sub-family is characterized by specific features that can influence both the pricing and the capabilities offered by the platform.

The easy-to-use Connected Components Workbench (CCW) software streamlines configuration and programming, catering to both new users and experienced professionals. The combination of compact form factor, robust performance, and broad integration capabilities positions the Micro800 PLCs as a key player in modern automation systems, ensuring they meet both current demands and future advancements in industrial control.

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