1785-L80B/E W01

Overview of Allen-Bradley 1785-L80B/E-W01 PLC-5/80 Enhanced Processor

The Allen-Bradley 1785-L80B/E-W01 is an enhanced PLC-5/80 programmable logic controller (PLC) designed for large and complex automation systems. It features 100,000 words of user memory and supports up to 3072 total I/O points (mixed inputs and outputs) or 3072 inputs and 3072 outputs in complementary mode. The controller provides multiple communication channels, including four DH+/Remote I/O ports and one serial port configurable for RS-232, RS-422A, and RS-423 standards.

Key Features

• 100,000 words of battery-backed memory
• Supports up to 3072 total I/O points (mixed) or 3072 inputs and 3072 outputs
• Four DH+/Remote I/O communication ports (channels 1A, 1B, 2A, 2B)
• One serial port configurable as RS-232, RS-422A, or RS-423 supporting DF1 protocol
• Two programming terminals
• Maximum number of I/O chassis: 93 (including universal remote I/O racks)
• Power dissipation: 17.3 W
• Backplane current: 3.3 A at 5 V DC
• Supports remote programming and peer-to-peer communication on DH+
• Compatible with 1771 series chassis and power supplies
• Operating temperature: 0 to 60 °C (32 to 140 °F)
• Complies with industrial standards for rugged environments

Technical Specifications

Applications

The 1785-L80B/E-W01 PLC-5/80 enhanced processor is commonly used for large-scale industrial automation requiring extensive I/O capability and multiple communication channels. It excels in process control, manufacturing automation, and distributed control systems requiring peer-to-peer and remote programming communication.