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Allen Bradley 1756-L55M22 ControlLogix 5555 Processor Module

Allen Bradley 1756-L55M22 ControlLogix 5555 processor module.

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ManufacturerAllen Bradley

Part number1756-L55M22

Processor Type ControlLogix 5555

Data & Logic Memory 750 KB

I/O Memory 208 KB

Non-Volatile Memory Integrated

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12-month warranty

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Veteran-owned

CAGE: 9NK75

750 KB data and logic memory 208 KB I/O memory Integrated non-volatile memory Dual Ethernet/IP ports Supports multiple programming languages Compact, single-slot design

Product description

The Allen Bradley 1756-L55M22 is a ControlLogix 5555 processor module designed for medium-performance industrial automation applications. It features 750 KB of data and logic memory, 208 KB of I/O memory, and integrated non-volatile backup memory. This processor supports various programming languages, including Ladder Logic, Structured Text, and Function Block, offering flexibility for different programming preferences.

This processor is suitable for a wide range of applications, such as machine control for conveyors and packaging machines, process control for temperature and pressure monitoring, data acquisition, and building automation for HVAC and lighting systems. Its compact, single-slot design saves space in control panels.

Source your Allen Bradley 1756-L55M22 processor from Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts. We ensure quality and reliability for your critical systems.

Technical specifications

Processor Type	ControlLogix 5555
Data & Logic Memory	750 KB
I/O Memory	208 KB
Non-Volatile Memory	Integrated
Communication Ports	Dual Ethernet/IP, RS-232C/RS-485

Common applications

Machine Control

Process Control

Data Acquisition

Building Automation

Packaging Machinery

Conveyor Systems

Compatible systems

ControlLogix Chassis

Also known as

1756 L55M22 Allen Bradley ControlLogix CPU Logix5000 Processor

Replaces / compatible with

This controller is part of the ControlLogix platform and can be used to upgrade or replace older ControlLogix processors.

Technical note

Expert tip

The 1756-L55M22 controller supports the 1756-BA1 or 1756-BATM battery module for maintaining the real-time clock and memory.

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Frequently asked questions

What is the memory capacity of the Allen Bradley 1756-L55M22 processor?

The Allen Bradley 1756-L55M22 ControlLogix processor has 750 KB of data and logic memory, along with 208 KB of I/O memory. It also features integrated non-volatile backup memory, allowing it to retain its program and data without a battery.