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Allen-Bradley 1769-L31 CompactLogix Controller for industrial automation

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Allen-Bradley 1769-L31

by Allen-Bradley

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OverviewExperience powerful and dependable control for mid-sized industrial automation tasks with the Allen-Bradley 1769-L31 CompactLogix Controller. Designed for outstanding performance and effortless integration, this controller delivers a compact yet potent solution for intricate control needs. With 512 KB of user memory, it effectively manages complex logic and substantial data, ensuring smooth operation in demanding environments. The inclusion of two RS-232 communication ports significantly improves connectivity, enabling flexible communication with various external devices and simplified integration into new or existing distributed control systems. This controller is engineered to provide the reliability and accuracy Allen-Bradley is known for, making it an essential component in your automation infrastructure.Key Features 512 KB User Memory: Ample memory capacity supports advanced control logic and extensive data handling for a wide range of mid-sized industrial applications. Dual RS-232 Communication Ports: Features two versatile serial ports for enhanced connectivity: one isolated port for DF1 or ASCII communication and one non-isolated port for DF1 communication, ensuring broad compatibility. Integrated Communication Capabilities: Enables efficient and consistent connections to crucial external devices, such as Human Machine Interfaces (HMIs), barcode scanners, and various serial networks, simplifying system architecture. Compact and Space-Saving Design: Optimized for installations where panel space is limited, offering flexible mounting options including DIN rail or direct panel mounting. Expandable I/O Support: Accommodates up to 16 Compact I/O modules, providing exceptional versatility for tailoring your control system to meet specific application requirements. Robust Operating Temperature Range: Built to perform dependably in industrial settings, with an operating temperature spanning from 0°C to 60°C (32°F to 140°F). Industry-Standard Certifications: UL, CE, and CSA certified, guaranteeing adherence to rigorous safety and quality standards, providing peace of mind. Technical SpecificationsThe Allen-Bradley 1769-L31 CompactLogix Controller is constructed with precision and longevity in mind. Refer to the detailed specifications below for comprehensive technical information: Model Number: 1769-L31 User Memory: 512 KB Communication Ports: 2 x RS-232 Ports (Port 1: Isolated DF1 or ASCII; Port 2: Non-isolated DF1) Power Supply Distance Rating: 8 modules Maximum I/O Modules: 16 modules Operating Temperature: 0°C to 60°C (32°F to 140°F) Dimensions (HxWxD): 118 x 87 x 56 mm Mounting Options: DIN Rail / Panel Mount Certifications: UL, CE, CSA ApplicationsThe adaptability and robust features of the 1769-L31 CompactLogix Controller make it an excellent choice for a wide array of industrial applications: Machine Control: Perfectly suited for the automation of small to medium-sized machinery requiring precise control over multiple integrated devices and processes. Data Integration: Seamlessly facilitates data exchange and connection with various serial devices, enabling robust communication and data acquisition within complex systems. Distributed Control Systems (DCS): Enhances and streamlines automation processes within distributed architectures, offering efficient communication and centralized control capabilities. Process Automation: Provides reliable control for batch processing, continuous processes, and other automated operations requiring consistent and stable performance. Building Management Systems: Can be integrated into intelligent building automation for controlling HVAC, lighting, and security systems. Why Choose the Allen-Bradley 1769-L31 CompactLogix Controller?The Allen-Bradley 1769-L31 stands out as a superior choice for industrial automation due to its unparalleled combination of features and benefits: Exceptional Flexibility: Its ability to support varied I/O modules provides extensive customization for diverse operational requirements. Reliable Performance: Engineered for durability and consistent operation in challenging industrial environments. Simplified Integration: Multiple communication options ensure seamless compatibility with existing systems and devices. Space-Saving Design: Compact form factor is ideal for installations where cabinet space is at a premium. Certified Quality: Adherence to global industry standards guarantees safety and dependable operation. Order NowEnhance your industrial control systems with the Allen-Bradley 1769-L31 CompactLogix Controller. Contact us today to learn more or to place your order.FAQWhat is the memory capacity of the 1769-L31 controller?The 1769-L31 controller is equipped with 512 KB of user memory, allowing it to handle complex logic and extensive data.How many RS-232 ports does this controller have?It features two RS-232 communication ports, one isolated (for DF1 or ASCII) and one non-isolated (for DF1).What is the maximum number of I/O modules supported?The controller supports up to 16 Compact I/O modules for expanded functionality.What are the operating temperature limits?This controller is designed to operate reliably in temperatures ranging from 0°C to 60°C (32°F to 140°F).Is the 1769-L31 suitable for distributed control systems?Yes, its communication capabilities make it well-suited for enhancing and streamlining processes within distributed control architectures.

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PRODUCT DETAILS

Allen-Bradley 1769-L31

Overview

This is a genuine Allen-Bradley component from the CompactLogix family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem
  • Engineered to integrate inside CompactLogix installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes for the CompactLogix family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

The Allen-Bradley 1769-L31 CompactLogix Controller is constructed with precision and longevity in mind. Refer to the detailed specifications below for comprehensive technical information:

  • Model Number: 1769-L31
  • User Memory: 512 KB
  • Communication Ports: 2 x RS-232 Ports (Port 1: Isolated DF1 or ASCII; Port 2: Non-isolated DF1)
  • Power Supply Distance Rating: 8 modules
  • Maximum I/O Modules: 16 modules
  • Operating Temperature: 0°C to 60°C (32°F to 140°F)
  • Dimensions (HxWxD): 118 x 87 x 56 mm
  • Mounting Options: DIN Rail / Panel Mount
  • Certifications: UL, CE, CSA

Applications

The adaptability and robust features of the 1769-L31 CompactLogix Controller make it an excellent choice for a wide array of industrial applications:

  • Machine Control: Perfectly suited for the automation of small to medium-sized machinery requiring precise control over multiple integrated devices and processes.
  • Data Integration: Seamlessly facilitates data exchange and connection with various serial devices, enabling robust communication and data acquisition within complex systems.
  • Distributed Control Systems (DCS): Enhances and streamlines automation processes within distributed architectures, offering efficient communication and centralized control capabilities.
  • Process Automation: Provides reliable control for batch processing, continuous processes, and other automated operations requiring consistent and stable performance.
  • Building Management Systems: Can be integrated into intelligent building automation for controlling HVAC, lighting, and security systems.

Why Choose the 1769-L31?

The Allen-Bradley 1769-L31 stands out as a superior choice for industrial automation due to its unparalleled combination of features and benefits:

  • Exceptional Flexibility: Its ability to support varied I/O modules provides extensive customization for diverse operational requirements.
  • Reliable Performance: Engineered for durability and consistent operation in challenging industrial environments.
  • Simplified Integration: Multiple communication options ensure seamless compatibility with existing systems and devices.
  • Space-Saving Design: Compact form factor is ideal for installations where cabinet space is at a premium.
  • Certified Quality: Adherence to global industry standards guarantees safety and dependable operation.

Availability & Shipping

  • In stock: 1769-L31 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 1769-L31 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 1769-L31 controller is equipped with 512 KB of user memory, allowing it to handle complex logic and extensive data.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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