Allen-Bradley 1785-L80C15 PLC Controller with ControlNet

Product Overview

The 1785-L80C15 is a ControlNet PLC5 controller from Allen-Bradley. It features 100K words of battery-backed static RAM. This module supports 3072 discrete I/O points in any mix or 3072 inputs plus 3072 outputs in complementary mode. Communication ports include serial, Data Highway Plus (DH+), Remote I/O (RIO), and two ControlNet channels. The controller handles large automation tasks with ease.

Application Scenarios

This PLC works in large manufacturing lines, process control, and material handling. It manages complex machine sequences and high-speed data exchange with other ControlNet devices. The controller also integrates with Bulletin 1771, 1794, 1746, and 1791 I/O systems. Use it in redundant systems for critical processes.

Technical Specifications

• Memory: Up to 100K words
• I/O Capacity: 3072 points any mix or 3072 input/3072 output complementary
• Scan Time: 0.5 ms per K word (bit logic); 2 ms per K word typical
• Communication: Serial (DF1), DH+, RIO, ControlNet (5 Mbps)
• Addressing Modes: 2-slot, 1-slot, 1/2-slot
• Chassis: 1771-A1B, -A2B, -A3B, -A3B1, -A4B (left-most slot)
• Battery: 1770-XYC
• Weight: 1.42 kg

Installation & Maintenance Guide

Install the controller in the left-most slot of the chassis. Use keying positions 40-42 and 54-56. Connect power and communication cables. Replace the battery only when the red battery indicator lights up. Use the 1770-XYC battery. Keep the module within operating temperature 0-60 °C.

Packing List

• 1x Allen-Bradley 1785-L80C15 Controller
• 1x Battery (1770-XYC) pre-installed
• 1x User Manual

Shipping is via FedEx, UPS, or DHL.