Allen-Bradley 1785-L60B PLC-5/60 Processor Module

Overview

The Allen-Bradley 1785-L60B is a high-performance PLC-5/60 processor module designed for demanding automation environments. It provides robust communication capabilities, large memory capacity, and compatibility with multiple chassis configurations, making it ideal for large-scale industrial control systems.

Technical Specifications

• Manufacturer: Allen-Bradley

• Product Line: PLC-5

• Part Number: 1785-L60B

• Processor Type: PLC-5/60

• User Memory: Up to 64K words

• Memory Expansion: 1785-ME16 (16K), 1785-ME32 (32K), 1785-ME64 (64K)

• Battery Type: 1770-XYC (battery-backed RAM)

• EEPROM Backup: Supported via 1785-ME16, ME32, ME64, M100

• Protected Memory: Not available

• Maximum Total I/O: 3072 (any mix) or 3072 in + 3072 out

• Maximum Analog I/O: 3072

• I/O Scan Time per Rack: 10 ms @ 57.6 kbps, 7 ms @ 115.2 kbps, 3 ms @ 230.4 kbps

• Communication Ports: Four DH+/RIO ports, one RS-232/422/423 serial port, two programming terminals

• Supported Protocols: DF1, ASCII, Data Highway Plus (DH+), Remote I/O (RIO)

• Maximum I/O Chassis Total: 93

• Maximum Universal Remote I/O Chassis: 92

• Maximum Extended Local Chassis: 0

• Maximum I/O Racks: 24

• Control Coprocessor Expansion Port: Yes

• Weight: 3.19 lbs (1.45 kg)

• Enclosure: Rack-mounted, open-style

Key Features

• High-Capacity Controller: Supports up to 3072 I/O points, ideal for complex automation systems.

• Flexible Communication: Supports DH+, RIO, DF1, and ASCII protocols for efficient network integration.

• Modular Memory Expansion: Expandable memory options allow customization with 1785-ME modules.

• Battery-Backed RAM: Maintains program data integrity during power loss.

• Fast I/O Processing: Short scan times ensure rapid system response.

• Multiple Connectivity Options: Equipped with four DH+/RIO ports, a serial interface, and two programming terminals.

Application Scenarios

• Process Control Systems: Suitable for multi-rack distributed control environments.

• Manufacturing Automation: Integrates efficiently with existing Allen-Bradley PLC-5 hardware.

• Data Acquisition Systems: Supports real-time monitoring and high-volume data exchange.

• Machine Control: Designed for high-speed control and communication in large machines.

FAQs

• Q: What is the maximum user memory?
  A: 64K words, expandable via 1785-ME memory modules.

• Q: What communication options are available?
  A: Four DH+/RIO ports, one serial RS-232/422/423 port, and two programming terminals.

• Q: Can this module use EEPROM for backup?
  A: Yes, supports EEPROM modules 1785-ME16, ME32, ME64, and M100.

• Q: What is the maximum I/O capacity?
  A: Supports up to 3072 I/O points, both analog and digital.