The Allen Bradley Micro 820 (2080-LC20-20QWB) Programmable Logic Controller (PLC) is a compact and cost-effective solution designed for small, standalone machine control and remote automation applications. It is part of the Micro800 family, known for its versatility and ease of use. This PLC is particularly useful in industries that require precise control, such as food processing, pharmaceuticals, and chemical processing.
Technical Specifications
- Built-in I/O Capabilities: The Micro 820 includes digital and analogue inputs and outputs, relay outputs, and PWM functionality, eliminating the need for additional hardware.
- Communication Ports: Integrated serial and Ethernet ports enable connectivity to HMIs, drives, sensors, and other devices without the need for additional communication modules.
- MicroSD Card Slot: This PLC supports the use of microSD cards for storing programs and data.
- Compact Design: The Micro 820 is designed to be compact, making it suitable for small applications where space is limited.
Alarm / Error Codes
- Error Handling: The Micro 820 has built-in error handling capabilities, allowing for easy identification and diagnosis of issues.
- Diagnostics: The CCW software provides diagnostics to validate program logic and identify errors.
User Manuals
- CCW Software: The CCW software offers a single development tool for Micro800 controllers, PanelView HMIs, and Allen-Bradley drives. It provides an intuitive environment for beginners.
- Function Block Libraries: Reusable function blocks are available for adding capabilities like PWM control, math functions, alarm handling, and simplifying programming for small systems.
Troubleshooting
- CCW Software Diagnostics: The CCW software provides diagnostics to validate program logic and identify errors.
- Error Handling: The Micro 820 has built-in error handling capabilities, allowing for easy identification and diagnosis of issues.
Programming
- CCW Software: The CCW software offers a single development tool for Micro800 controllers, PanelView HMIs, and Allen-Bradley drives. It provides an intuitive environment for beginners.
- Function Block Libraries: Reusable function blocks are available for adding capabilities like PWM control, math functions, alarm handling, and simplifying programming for small systems.
- Programming Features: Programs are developed on a PC using CCW and are then downloaded to the Micro 820 via the USB port. The software provides diagnostics to validate program logic and identify errors.
Installation
- Simplified Wiring: Removable terminal blocks on selected models simplify installation wiring and maintenance. Replacing units can be done quickly thanks to removable connections.
- Compact Design: The Micro 820 is designed to be compact, making it suitable for small applications where space is limited.