Allen-Bradley 1785-LT3 | High-Performance PLC Processor Module

Overview

The Allen-Bradley 1785-LT3 is a high-performance PLC processor module designed for advanced industrial automation systems. Its robust architecture ensures reliable operation under demanding conditions while delivering precise control and rapid response times.

Featuring a 5/15 MHz high-speed processor, 1785-LT3 handles complex logic efficiently, supporting extensive system scalability. It provides up to 512 total I/O channels, including 256 analog I/O, accommodating large-scale control networks.

This module includes 1MB of user memory, offering ample space for storing programs and critical operational data. Communication interfaces include Ethernet (Modbus/TCP), RS-485 (Modbus/RTU, peer-to-peer, PC-Link), and open networks like PROFIBUS-DP, CC-Link, and DeviceNet, enabling seamless integration with diverse industrial systems.

Engineered for harsh environments, 1785-LT3 operates reliably from -40°C to 70°C and draws 2.5 Amps at 5V DC from the backplane. Its power-efficient 25W maximum consumption reduces operational costs without compromising performance.

The module complies with international standards such as RoHS and WEEE, ensuring environmental responsibility while maintaining industry-leading reliability and durability.

Technical Specifications

Key Features

• High-Speed Processing: Handles complex logic efficiently for large-scale systems.

• Extensive I/O Capacity: Supports 512 total I/O with 256 analog channels.

• Generous User Memory: 1MB RAM accommodates advanced programming and data storage.

• Flexible Communication: Integrates via Ethernet, RS-485, and multiple industrial networks.

• Reliable Environmental Performance: Operates in extreme temperatures and varied humidity levels.

Applications

1785-LT3 is ideal for:

• Advanced industrial automation and manufacturing lines

• Large-scale PLC network integration

• Process control in harsh environmental conditions

• Systems requiring high-speed, high-capacity I/O processing

• Retrofit or upgrade of legacy PLC-5 applications

FAQ

Q: Is the Allen-Bradley 1785-LT3 original and new?
A: Yes, it is fully new and factory-original from Allen-Bradley.

Q: How quickly can this processor module ship?
A: We ship within 3 days to 2 weeks depending on order size.

Q: Which shipping methods are available?
A: Common logistics carriers include DHL, FedEx, and UPS.

Q: Can I return it if a quality issue occurs?
A: Yes, we support returns within 30 days for manufacturing defects.

Q: What communication protocols does this module support?
A: 1785-LT3 supports Ethernet (Modbus/TCP), RS-485, PROFIBUS-DP, CC-Link, and DeviceNet.

Q: What is the maximum I/O capacity?
A: This module supports up to 512 total I/O channels, including 256 analog I/O.