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Allen-Bradley

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Allen-Bradley 1756-L72 ControlLogix Processor Module, 4 MB Memory

Allen-Bradley 1756-L72 ControlLogix Processor Module, 4 MB Memory

  • Manufacturer: Allen-Bradley

  • Product No.: 1756-L72

  • Condition：in Stock

  • Product Type: ControlLogix Processor Module, 4 MB Memory

  • Product Origin: USA

  • Payment:T/T, Western Union

  • Weight: 250g

  • Shipping port: Shanghai/Yiwu/Shenzhen

  • Warranty: 12 months

Product Overview

The Allen-Bradley 1756-L72 is a ControlLogix processor module designed for high-performance automation applications. It features 4 MB user memory and supports up to 128,000 digital I/O and 4,000 analog I/O, making it suitable for large-scale industrial control systems. Each module includes nonvolatile memory via 1784-SD1 (1 GB) or optional 1784-SD2 (2 GB). Programming and on-line edits are handled through a USB port, ensuring flexible configuration. With robust thermal and shock ratings, it provides reliable operation in industrial environments.

Technical Specifications

Parameter Specification
Manufacturer / Brand Allen-Bradley / Rockwell Automation
Part Number / Catalog No. 1756-L72
Series ControlLogix
Module Type Processor Module
User Memory 4 MB
Nonvolatile Memory 1 GB (1784-SD1), 2 GB optional (1784-SD2)
I/O Memory 0.98 MB
Maximum Digital I/O 128,000
Maximum Analog I/O 4,000
Communication Ports 1 USB (programming, configuration, on-line edits)
Current Draw (1.2 V DC) 5 mA
Current Draw (5.1 V DC) 800 mA
Power Dissipation 2.5 W
Thermal Dissipation 8.5 BTU/hr
Backplane Current (1.2 V DC) 5 mA
Backplane Current (5.1 V DC) 800 mA
Isolation Voltage 30 V continuous
Weight 0.25 kg (0.55 lb)
Enclosure None
Operating Shock 30 G
Relative Humidity 5–95 %
Redundancy Full support
UPC 10612598876027

Key Features

  • High-performance ControlLogix processor for industrial automation.

  • 4 MB user memory and up to 128,000 digital I/O, 4,000 analog I/O.

  • Includes nonvolatile memory (1–2 GB) for program retention.

  • USB port for programming, configuration, and on-line edits.

  • Low power consumption: 2.5 W, thermal dissipation 8.5 BTU/hr.

  • Supports full redundancy for mission-critical systems.

  • Rugged design with 30 G shock rating and 5–95 % humidity tolerance.

 

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