Allen-Bradley 1785-L20B Programmable Logic Controller (PLC)

The AB 1785-L20B is a Programmable Logic Controller (PLC) manufactured by Allen-Bradley, now Rockwell Automation. It belongs to the PLC-5 series, designed for mid-range to large-scale control applications. The 1785-L20B specifically is a processor module, the central processing unit of the PLC system. Key Features:Processing Power: The 1785-L20B features a powerful 32-bit microprocessor capable of handling complex control programs.Memory Capacity: It has 16K words of user memory for storing PLC code and data.Communication Ports: Provides multiple communication options, including DH+, DH+/Remote I/O, and RS-232, for connecting to various devices and networks.I/O Expansion: Supports expansion through I/O chassis to accommodate a wide range of input and output signals.Rugged Design: Built for industrial environments with resistance to vibration, shock, and extreme temperatures. Applications:The AB 1785-L20B was widely used in various industrial automation and control applications, includi