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SLC 5/05 modular controller, 16K memory, Ethernet RS-232, 4096 I/O, chassis-based PLC system.

Allen-Bradley 1747-L551

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$2,030.00
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Allen-Bradley 1747-L551 | SLC 5/05 Processor for Modular Control Systems

Overview

The Allen-Bradley 1747-L551 is a high-performance SLC 5/05 modular controller from the SLC 500 family, designed for small to mid-sized automation systems. It features 16K words of memory, integrated Ethernet and RS-232 ports, and supports a total of 4096 input and 4096 output points, making it ideal for industrial control applications that require fast processing, network flexibility, and scalable I/O.

Key Features

  • User Memory: 16K words (12K for data or program, 4K for data only)

  • I/O Capacity: Up to 4096 inputs and 4096 outputs (absolute max)

  • Analog I/O Capacity: Up to 480 local analog channels

  • Program Scan Time: 0.9 ms per Kword (typical)

  • I/O Scan Time: 0.225 ms (typical)

  • Local I/O Chassis Support: Up to 3 chassis

  • I/O Module Slots (Total): Up to 30 across all chassis

  • Communication Ports:

    • 1x Ethernet port

    • 1x RS-232 (configurable for DF1 full duplex, DH-485, or ASCII)

  • Memory Backup:

    • Flash memory

    • Battery-backed RAM (standard)

  • Processor Type: SLC 5/05

  • Status Indicators: Processor, I/O, and communication LEDs

  • Mounting: Standard chassis-based module

Applications

  • Factory automation

  • Packaging systems

  • Conveyor and material handling

  • Water and wastewater management

  • Process control systems

Why Choose the 1747-L551?

  • Reliable Performance: Proven scan times for time-sensitive processes

  • Integrated Ethernet: Allows fast and flexible network communications

  • Scalable System Design: Expandable across multiple chassis

  • Backup & Redundancy: Flash and battery-backed RAM ensure data retention

  • Multi-Network Support: Interfaces easily with legacy DH-485 and modern Ethernet systems

Order Now

The Allen-Bradley 1747-L551 controller is available for immediate shipment. 

 

Brand-New, Authentic, Factory-Sealed Components At PLCVERSE, every item we offer is guaranteed to be brand-new, original, and delivered in its factory-sealed packaging. Our parts are sourced with strict quality control to ensure you receive genuine automation components that meet top industry reliability and performance standards.
1-Year Warranty Coverage Every new product purchased from PLCVERSE includes a full 1-year warranty. We stand behind the quality and durability of our automation components, providing protection against manufacturing defects under normal use. Our commitment is to ensure you receive dependable, high-performance parts with complete peace of mind.
PLCVERSE is an independent seller of industrial automation equipment. We are not an authorized distributor, partner, or representative of any of the manufacturers featured on this website. All brand names, trademarks, and logos remain the property of their respective owners. PLCVERSE has no association or endorsement from ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other brands mentioned.

Description

Allen-Bradley 1747-L551 | SLC 5/05 Processor for Modular Control Systems

Overview

The Allen-Bradley 1747-L551 is a high-performance SLC 5/05 modular controller from the SLC 500 family, designed for small to mid-sized automation systems. It features 16K words of memory, integrated Ethernet and RS-232 ports, and supports a total of 4096 input and 4096 output points, making it ideal for industrial control applications that require fast processing, network flexibility, and scalable I/O.

Key Features

  • User Memory: 16K words (12K for data or program, 4K for data only)

  • I/O Capacity: Up to 4096 inputs and 4096 outputs (absolute max)

  • Analog I/O Capacity: Up to 480 local analog channels

  • Program Scan Time: 0.9 ms per Kword (typical)

  • I/O Scan Time: 0.225 ms (typical)

  • Local I/O Chassis Support: Up to 3 chassis

  • I/O Module Slots (Total): Up to 30 across all chassis

  • Communication Ports:

    • 1x Ethernet port

    • 1x RS-232 (configurable for DF1 full duplex, DH-485, or ASCII)

  • Memory Backup:

    • Flash memory

    • Battery-backed RAM (standard)

  • Processor Type: SLC 5/05

  • Status Indicators: Processor, I/O, and communication LEDs

  • Mounting: Standard chassis-based module

Applications

  • Factory automation

  • Packaging systems

  • Conveyor and material handling

  • Water and wastewater management

  • Process control systems

Why Choose the 1747-L551?

  • Reliable Performance: Proven scan times for time-sensitive processes

  • Integrated Ethernet: Allows fast and flexible network communications

  • Scalable System Design: Expandable across multiple chassis

  • Backup & Redundancy: Flash and battery-backed RAM ensure data retention

  • Multi-Network Support: Interfaces easily with legacy DH-485 and modern Ethernet systems

Order Now

The Allen-Bradley 1747-L551 controller is available for immediate shipment. 

 

Condition

Brand-New, Authentic, Factory-Sealed Components At PLCVERSE, every item we offer is guaranteed to be brand-new, original, and delivered in its factory-sealed packaging. Our parts are sourced with strict quality control to ensure you receive genuine automation components that meet top industry reliability and performance standards.

Warranty

1-Year Warranty Coverage Every new product purchased from PLCVERSE includes a full 1-year warranty. We stand behind the quality and durability of our automation components, providing protection against manufacturing defects under normal use. Our commitment is to ensure you receive dependable, high-performance parts with complete peace of mind.

Disclaimer

PLCVERSE is an independent seller of industrial automation equipment. We are not an authorized distributor, partner, or representative of any of the manufacturers featured on this website. All brand names, trademarks, and logos remain the property of their respective owners. PLCVERSE has no association or endorsement from ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other brands mentioned.
Allen-Bradley 1747-L551

Allen-Bradley 1747-L551

$2,030.00
Add to wishlist
Allen-Bradley 1747-L551

Allen-Bradley 1747-L551

Your Price:
$2,030.00
Item Added to Your Cart
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