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A-B 1756-L63 ControlLogix Controller

Product Overview

The Allen-Bradley 1756-L63 is a ControlLogix 5560 programmable automation controller designed for demanding industrial control applications. It provides 8 MB of user memory and supports distributed I/O, motion control, and industrial communication through compatible ControlLogix modules. The controller installs in a compatible ControlLogix chassis.

Key Technical Specifications

Specification	Details
Brand	Allen-Bradley (A-B)
Model	1756-L63
Product Series	ControlLogix 5560
Product Type	Programmable Automation Controller (PAC)
User Memory	8 MB
I/O Memory	478 KB
Maximum Digital I/O	128,000
Maximum Analog I/O	4,000
Programming Port	RS-232 serial
Nonvolatile Memory	Optional CompactFlash card
Communication	Requires compatible ControlLogix communication modules for network connectivity
Power Supply	Through the ControlLogix chassis backplane
Mounting	Compatible ControlLogix chassis
Power Dissipation	3.5 W
Lifecycle Status	Discontinued; announced June 1, 2017 US +1

Features & Advantages

8 MB of memory for control logic and application data.
Supports large-scale distributed I/O configurations.
Compatible with the ControlLogix modular automation platform.
Supports industrial control and motion applications.
Serial port supports local programming and troubleshooting.
Expandable communication through compatible chassis modules.

Typical Applications

Industrial manufacturing and process control
Production and assembly lines
Material handling systems
Distributed I/O installations
Machine automation and motion control
Legacy ControlLogix system maintenance

Important Notes

The 1756-L63 is a ControlLogix 5560 controller, not a 5570 controller.
A compatible chassis and power supply are required.
Ethernet/IP connectivity generally requires a compatible communication module.
Confirm firmware compatibility and programming software requirements before installation.
This model is discontinued, so verify the unit's condition, firmware, and accessories before ordering.