1785-L80E Allen-Bradley PLC-5/80E Processor Ethernet Controller

High-Capacity Automation Controller

1785-L80E delivers robust control for large-scale industrial systems.

This processor belongs to the Allen-Bradley PLC-5 family.

It supports complex logic, motion, and process control applications.

Engineers deploy it in systems requiring high I/O density and reliability.

Processing and Memory Architecture

• Provides up to 100K words of user memory.
• Supports SRAM with battery-backed data retention.
• Optional EEPROM modules enable non-volatile backup.
• Executes advanced control algorithms including PID.
• Handles discrete, analog, and computational tasks.

I/O System Capability

• Supports up to 3072 I/O points in flexible configurations.
• Handles complementary 3072 inputs and 3072 outputs.
• Supports up to 2048 analog I/O channels.
• Manages up to 93 I/O racks in distributed systems.
• Supports multiple addressing modes for flexible design.

Communication Infrastructure

• Includes Ethernet port with 10/100 Mbps capability.
• Supports Data Highway Plus and Remote I/O networks.
• Provides RS-232, RS-422A, and RS-423 serial communication.
• Allows simultaneous multi-network operation.
• Supports DF1 communication protocols.

Performance and Timing

• I/O scan time reaches 3 ms at high-speed communication.
• Supports deterministic control in distributed systems.
• Maintains accurate internal clock timing.
• Optimized for large and complex automation tasks.

Mechanical and Environmental Profile

• Operates within 0°C to 60°C temperature range.
• Supports storage from -40°C to 85°C.
• Handles 5% to 95% humidity without condensation.
• Withstands vibration and shock in industrial environments.
• Designed for installation in 1771 I/O chassis.

Installation and Integration

• Installs in the leftmost slot of the 1771 rack.
• Requires compatible power supplies from the 1771 series.
• Supports modular expansion with intelligent I/O modules.
• Integrates with legacy and distributed PLC architectures.

Diagnostic and Monitoring Features

• Supports system-level diagnostics through communication ports.
• Detects I/O faults and communication issues.
• Enables real-time monitoring via Ethernet networks.
• Supports predictive maintenance strategies.

Application Scenarios

• Large manufacturing production lines.
• Process industries including oil and gas.
• Power generation and energy management systems.
• Material handling and conveyor automation.
• Complex distributed control systems.

Global PLC Spare HUB's Insight

The 1785-L80E provides strong processing for legacy automation systems.

It suits facilities with established PLC-5 infrastructures.

Engineers use it for high I/O density and multi-network communication.

It integrates well with 1771 I/O modules and industrial networks.

Recommended for large plants requiring stable long-term operation.

Logistics and Delivery

• Includes one 1785-L80E processor module.
• Industrial packaging ensures safe handling.
• Shipping available via FedEx, UPS, and DHL.
• Orders processed within 24–48 hours.

Warranty Policy

• 12-month warranty from shipment date.
• Covers operational performance under normal conditions.
• Technical support included during warranty period.

FAQ

• How to select the correct PLC-5 processor model?
  Consider memory size, communication ports, and I/O capacity.
• What is the advantage of Ethernet integration?
  It enables fast data exchange and remote system monitoring.
• Can this controller handle distributed systems?
  Yes, it supports multiple remote I/O racks and networks.
• What is a key installation recommendation?
  Ensure proper slot positioning and stable power supply connection.
• How to maintain long-term system reliability?
  Regularly check battery status and communication diagnostics.

Tags