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Allen Bradley

Allen Bradley 1747-L20E SLC 500 Fixed PLC Processor

Allen Bradley SLC 500 1747-L20E Fixed PLC Controller.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerAllen Bradley

Part number1747-L20E

Inputs 12 x 24V DC Sinking

Outputs 8 x DC Transistor Source

Line Voltage 120-240V AC

Memory 1K Instruction Capacity

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12-month warranty

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Same-day dispatch

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

Integrated Processor, Power Supply, and I/O 20 I/O Points (12 In / 8 Out) High-Speed Counter (8kHz) Compact, all-in-one design 120-240V AC Line Power 24V DC User Power Output

Product description

The Allen-Bradley 1747-L20E is a SLC 500 Fixed Controller that integrates a processor, power supply, and 20 I/O points into a single compact unit. It features 12 sinking inputs (24V DC) and 8 transistor source outputs, along with a 120-240V AC line power rating and an 8kHz high-speed counter. This fixed controller provides 200mA of user power at 24V DC and includes fuse protection for its AC line input.

This PLC is suitable for small to medium-sized automation tasks, including machine control, standalone systems, and process automation where a compact and integrated solution is required. Its built-in I/O and high-speed counter make it versatile for applications requiring precise timing or counting operations.

Stanlo Automation, a veteran-owned distributor, offers the Allen-Bradley 1747-L20E as a reliable surplus part. We are dedicated to providing quality industrial automation components, ensuring quick delivery to minimize your operational downtime.

Technical specifications

Inputs	12 x 24V DC Sinking
Outputs	8 x DC Transistor Source
Line Voltage	120-240V AC
Memory	1K Instruction Capacity
High-Speed Counter	8kHz
User Power	24V DC @ 200mA
Module Type	Fixed Controller

Common applications

Small Machine Control

Standalone Automation

Process Control

OEM Equipment

Panel Building

Data Acquisition

Compatible systems

SLC 500 Chassis RSLogix 500 Software

Also known as

Allen-Bradley SLC 500 Fixed PLC 1747-L20E Controller Rockwell Automation SLC 500

Replaces / compatible with

Can be used as a direct replacement for other SLC 500 fixed controllers.

Technical note

Expert tip

Ensure proper grounding of the 1747-L20E and all connected devices during installation for optimal performance and safety.

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Frequently asked questions

What are the input and output specifications of the Allen-Bradley 1747-L20E?

The 1747-L20E features 12 sinking inputs rated for 24V DC and 8 transistor source outputs. It also includes a 120-240V AC line power input and provides 24V DC user power.