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Allen Bradley SLC 500 1747-L40A Processor Module

Allen Bradley SLC 500 1747-L40A CPU with Integrated I/O

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ManufacturerAllen Bradley

Part number1747-L40A

Memory 16K Word Program, 12K Word Data

I/O 16 Point Integrated (8 In / 8 Out)

Voltage 5VDC Logic

Series SLC 500

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16K Program Memory 12K Data Memory 16 Integrated I/O Points Compact SLC 500 Design Reliable Performance Cost-Effective Solution

Product description

The Allen Bradley 1747-L40A is a compact SLC 500 processor module offering 16K words of memory for program storage and 12K words for data. It features 16 built-in digital I/O points (8 input, 8 output), making it suitable for smaller, standalone control applications within the SLC 500 family.

This processor is ideal for applications in machine control, simple process automation, and standalone equipment where a cost-effective and compact PLC solution is needed. Its integrated I/O simplifies wiring and reduces the need for additional I/O modules in basic systems.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the 1747-L40A. We provide reliable and tested components to keep your operations running efficiently, ensuring you get quality parts when you need them.

Technical specifications

Memory	16K Word Program, 12K Word Data
I/O	16 Point Integrated (8 In / 8 Out)
Voltage	5VDC Logic
Series	SLC 500
Compatibility	SLC 500 Chassis

Common applications

Machine Control

Standalone Equipment

Small Automation Systems

Material Handling

Packaging

Assembly

Compatible systems

SLC 500 Chassis (all sizes) 1746 Series Power Supplies SLC 500 I/O Modules

Also known as

1747-L40A SLC Allen Bradley SLC Processor AB 1747-L40A SLC 500 CPU

Replaces / compatible with

The 1747-L40A is a compact SLC 500 processor with integrated I/O, often used in place of systems requiring a separate processor and a small I/O chassis. It's compatible with standard SLC 500 accessories.

Technical note

Expert tip

The 1747-L40A requires a 1746 series power supply and an SLC 500 chassis for operation. Ensure the chassis size and power supply capacity are adequate for the intended application.

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Frequently asked questions

What are the memory specifications for the Allen Bradley 1747-L40A processor?

The Allen Bradley 1747-L40A SLC 500 processor has 16K words of memory dedicated to the program and 12K words allocated for data. This provides ample capacity for smaller to medium-sized control applications.