Allen-Bradley 1769-L20 CompactLogix 5320 Processor Module
Allen-Bradley 1769-L20 CompactLogix 5320 Processor Module
Allen-Bradley 1769-L20 CompactLogix 5320 Processor Module
Allen-Bradley 1769-L20 CompactLogix 5320 Processor Module
Allen-Bradley

Allen-Bradley 1769-L20 CompactLogix 5320 Processor Module

SKU: 1769-L20
Categories : All Products
In Stock
  • Dimensions: 5.7 x 13.3 x 10.2 cm
  • Country of origin: USA
  • Payment: T/T, Western Union
  • Shipping port: Xiamen

Request a quote

1 years warranty
Delivery time: 3-7 business days
Free 30 days return

Help

If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, withing 24 hours on weekdays.

Customer service

All questions about your order, return and delivery must be sent to our customer service team by e-mail at yourstore@yourdomain.com

Sale & Press

If you are interested in selling our products, need more information about our brand or wish to make a collaboration, please contact us at press@yourdomain.com

Product Overview

The Allen-Bradley 1769-L20 CompactLogix 5320 Processor is a compact programmable automation controller designed for small to medium-sized industrial automation systems. As part of the CompactLogix platform, the 1769-L20 delivers reliable control capabilities while supporting flexible expansion through the Allen-Bradley 1769 Compact I/O architecture.

Equipped with 64 KB of user memory, the processor is suitable for machine sequencing, discrete control, data management, and process automation applications. The integrated RS-232 communication interface allows connectivity with programming terminals, operator interfaces, serial devices, barcode systems, and other industrial equipment requiring serial communications.

The 1769-L20 supports up to eight local Compact I/O modules across two I/O banks, enabling scalable system configurations without increasing cabinet space requirements. Its compact design makes it particularly suitable for OEM machinery, packaging equipment, material handling systems, and manufacturing cells where space efficiency is important.

Designed for industrial environments, the processor operates reliably within a wide temperature range and high humidity conditions. The Allen-Bradley 1769-L20 remains a practical solution for maintaining existing CompactLogix installations, replacing failed controllers, and extending the lifecycle of legacy automation systems.

Key Features

  • CompactLogix 5320 processor architecture

  • 64 KB user memory capacity

  • Integrated RS-232 communication port

  • Supports up to 8 local 1769 Compact I/O modules

  • Supports up to 2 I/O banks

  • Compact footprint for control panel installations

  • Compatible with Allen-Bradley CompactLogix systems

  • Suitable for machine and process control applications

  • Wide industrial operating temperature range

  • Designed for OEM, retrofit, and maintenance projects

Technical Specifications

Specification Details
Product Model 1769-L20
Spare Model 1769L20, 1769-L20/A
Product Type CompactLogix 5320 Processor
Manufacturer Allen-Bradley
Product Family CompactLogix
User Memory 64 KB
Communication Interface RS-232
Maximum I/O Modules Supported 8 Modules
Maximum I/O Banks Supported 2 Banks
Backplane Current @ 5V DC 600 mA
Backplane Current @ 24V DC 0 mA
Power Dissipation 3 W
Operating Temperature 0°C to +60°C (32°F to 140°F)
Storage Temperature -40°C to +85°C (-40°F to 185°F)
Relative Humidity 5% to 95% Non-Condensing
Tariff Code 8537101190
Country of Origin USA
Shipping Location Xiamen, China
Estimated Dimensions 5.7 × 13.3 × 10.2 cm
Weight 0.2 kg

Common Search Terms

  • Allen-Bradley 1769-L20

  • Allen-Bradley 1769L20

  • 1769-L20 CompactLogix Processor

  • 1769-L20/A Controller

  • CompactLogix 5320 CPU

  • CompactLogix PLC Processor

  • Allen-Bradley PLC Controller

  • Rockwell 1769-L20 Module

  • 64KB CompactLogix Processor

  • RS-232 PLC Processor

  • CompactLogix Replacement Controller

  • Industrial Automation CPU Module

Typical Applications

  • Packaging and labeling machinery

  • Conveyor and material handling systems

  • Assembly line automation

  • OEM machine control platforms

  • Industrial process monitoring systems

  • Manufacturing equipment control

System Compatibility

The Allen-Bradley 1769-L20 is commonly used with the following components:

  • Allen-Bradley 1769 Compact I/O modules

  • Allen-Bradley 1769 power supply modules

  • CompactLogix local expansion systems

  • RSLogix 5000 programming software

  • Studio 5000 Logix Designer (legacy project support)

  • Allen-Bradley PanelView operator terminals

  • PowerFlex AC drives

  • Allen-Bradley communication interface modules

Benefits Of Using Genuine Modules

Using a genuine Allen-Bradley 1769-L20 processor helps ensure compatibility with existing CompactLogix hardware and software environments. Original modules support predictable controller performance, simplify maintenance activities, and reduce integration risks. Genuine components also provide reliable diagnostics, stable communications, and long-term operational consistency in critical automation applications.

Alternative Models

  • Allen-Bradley 1769-L23E-QB1B CompactLogix Controller

  • Allen-Bradley 1769-L23-QBFC1B CompactLogix Controller

  • Allen-Bradley 1769-L31 CompactLogix Processor

  • Allen-Bradley 1769-L32C CompactLogix Controller

  • Allen-Bradley 1769-L32E CompactLogix Controller

  • Allen-Bradley 1769-L35CR CompactLogix Controller

  • Allen-Bradley 1769-L35E CompactLogix Controller

  • Allen-Bradley 1768-L43 CompactLogix Controller

Industry Applications

  • Industrial Manufacturing

  • Automotive Production

  • Food and Beverage Processing

  • Packaging and Converting

  • Water and Wastewater Treatment

  • Pharmaceutical Manufacturing

  • Oil and Gas Facilities

  • Energy and Utilities

  • Material Handling Systems

  • OEM Equipment Manufacturing

Why Buy From Maxwell PLC

Maxwell PLC provides genuine industrial automation components, professional technical support, global shipping services, and extensive experience in PLC, DCS, SCADA, SIS, and process control systems, helping customers maintain and support critical automation infrastructure worldwide.

Frequently Asked Questions

1. What is the Allen-Bradley 1769-L20 used for?

The 1769-L20 is a CompactLogix 5320 processor used for machine automation, manufacturing systems, and industrial process control applications.

2. How much user memory does the 1769-L20 provide?

The processor includes 64 KB of user memory for control programs, data storage, and automation tasks.

3. What communication interface is available on the 1769-L20?

The controller features an integrated RS-232 serial communication port.

4. How many I/O modules can the processor support?

The 1769-L20 supports up to eight local Allen-Bradley 1769 Compact I/O modules.

5. Is the 1769-L20 compatible with CompactLogix systems?

Yes. The processor is designed for use within Allen-Bradley CompactLogix control architectures utilizing 1769-series I/O modules.

6. Which software is used to program the controller?

Programming is typically performed using RSLogix 5000 software and supported Studio 5000 Logix Designer environments.

7. What operating conditions does the processor support?

The processor operates from 0°C to 60°C and supports relative humidity levels from 5% to 95% non-condensing.

8. Can the 1769-L20 replace an existing controller?

Yes. The 1769-L20 is commonly used as a replacement for existing 1769-L20 and 1769-L20/A processors in installed CompactLogix systems.

Related Products

  • Allen-Bradley 1769-L31 CompactLogix Processor

  • Allen-Bradley 1769-L32E CompactLogix Controller

  • Allen-Bradley 1769-L35E CompactLogix Controller

  • Allen-Bradley 1769-PA2 Power Supply Module

  • Allen-Bradley 1769-IA16 Digital Input Module

  • Allen-Bradley 1769-OB16 Digital Output Module

  • Allen-Bradley 1769-IF4 Analog Input Module

  • Allen-Bradley 1769-OF4 Analog Output Module

Shipping & Returns

Shipping

  • Emergency Dispatch: Same-day shipping for in-stock orders placed before 2:00 PM (GMT+8).
  • Premium Carriers: Reliable global delivery via DHL, FedEx, and UPS to 150+ countries.
  • Flexible Options: We support shipping via your own carrier account (DHL/FedEx/UPS).
  • Industrial Packaging: Professional ESD protection and reinforced shock-absorbent packaging.

Returns

  • 30-Day Window: Request a return within 30 days of receipt for eligible items.
  • Condition: Items must be in their original, factory-sealed condition with all tags.
  • Hassle-Free Process: Contact sales@maxwellplc.com for a return label and instructions.
  • Fast Refunds: Approved refunds are processed to your original payment method within 10 days.

Shipping & Returns

Shipping

  • Emergency Dispatch: Same-day shipping for in-stock orders placed before 2:00 PM (GMT+8).
  • Premium Carriers: Reliable global delivery via DHL, FedEx, and UPS to 150+ countries.
  • Flexible Options: We support shipping via your own carrier account (DHL/FedEx/UPS).
  • Industrial Packaging: Professional ESD protection and reinforced shock-absorbent packaging.

Returns

  • 30-Day Window: Request a return within 30 days of receipt for eligible items.
  • Condition: Items must be in their original, factory-sealed condition with all tags.
  • Hassle-Free Process: Contact sales@maxwellplc.com for a return label and instructions.
  • Fast Refunds: Approved refunds are processed to your original payment method within 10 days.

Warranty

Warranty

  • 12-Month Guarantee: A comprehensive one-year warranty covers all functional defects.
  • Authenticity: Every part is guaranteed 100% original, brand-new, and genuine.
  • Expert Support: Dedicated technical assistance to verify and resolve any hardware issues.
  • Peace of Mind: Long-term reliability support for all your mission-critical automation parts.

Warranty

Warranty

  • 12-Month Guarantee: A comprehensive one-year warranty covers all functional defects.
  • Authenticity: Every part is guaranteed 100% original, brand-new, and genuine.
  • Expert Support: Dedicated technical assistance to verify and resolve any hardware issues.
  • Peace of Mind: Long-term reliability support for all your mission-critical automation parts.

Secure Payment

Secure Payment

  • Flexible T/T: 100% T/T for stock items; 30% deposit / 70% balance for lead-time orders.
  • Local Friendly: RMB transfers are accepted if you have a local agent in China.
  • Best Price: Our Best Price Guarantee ensures you get the most competitive market rates.
  • Data Safety: All transactions are processed through encrypted and secure banking channels.


Secure Payment

Secure Payment

  • Flexible T/T: 100% T/T for stock items; 30% deposit / 70% balance for lead-time orders.
  • Local Friendly: RMB transfers are accepted if you have a local agent in China.
  • Best Price: Our Best Price Guarantee ensures you get the most competitive market rates.
  • Data Safety: All transactions are processed through encrypted and secure banking channels.


You may also like

From our blog

Latest News and Insights

ISA Transactions Hits New Milestone with Top CiteScore in Industrial Automation
Jun 29, 2026
MaxWell
ISA Transactions Hits New Milestone with Top CiteScore in Industrial Automation
The ISA Transactions journal has reached a new benchmark of influence, securing the top CiteScore in its category with...
Read More
OMRON Unveils Next-Gen LD Series Autonomous Mobile Robots for High-Throughput Logistics
Jun 29, 2026
MaxWell
OMRON Unveils Next-Gen LD Series Autonomous Mobile Robots for High-Throughput Logistics
OMRON Robotics is set to debut the next generation of its flagship LD Series autonomous mobile...
Read More
ABB and Samsung Integrate Building Intelligence with Enterprise IoT Ecosystem
Jun 29, 2026
MaxWell
ABB and Samsung Integrate Building Intelligence with Enterprise IoT Ecosystem
ABB and Samsung Electronics have deepened their strategic partnership by integrating ABB Ability BuildingPro with the Samsung SmartThings...
Read More
The Evolving Mandate: Why Automation Professionals Are Now Architects of Operational Trust
Jun 29, 2026
MaxWell
The Evolving Mandate: Why Automation Professionals Are Now Architects of Operational Trust
The role of the automation professional has shifted from a technical support function to a strategic pillar...
Read More
Industrial AI, Humanoid Robotics, Digital Transformation, Apparel Manufacturing
Jun 29, 2026
MaxWell
Jack Technology Partners with Siemens to Pioneer AI-Driven Apparel Manufacturing
Jack Technology is embarking on a comprehensive digital transformation by integrating Siemens’ Intelligence Center X and Designcenter software to...
Read More
Rethinking Quality: How Operational Alignment Drives Manufacturing Performance
Jun 29, 2026
MaxWell
Rethinking Quality: How Operational Alignment Drives Manufacturing Performance
Modern manufacturing thrives when quality management transcends the role of a reactive "gatekeeper" and evolves into the...
Read More
Perseus Named First Accredited Certification Body for ISASecure ACSSA Program
Jun 28, 2026
MaxWell
Perseus Named First Accredited Certification Body for ISASecure ACSSA Program
Perseus Information Security Consulting has achieved a major milestone, securing full A2LA accreditation to become...
Read More
Rockwell Automation Bolsters SecureOT Portfolio with Advanced Cyber Managed Services
Jun 28, 2026
MaxWell
Rockwell Automation Bolsters SecureOT Portfolio with Advanced Cyber Managed Services
Rockwell Automation has significantly expanded its SecureOT solution suite by introducing new cybersecurity assessment tools and managed services. These enhancements...
Read More
Emerson Enhances Rosemount 928 Wireless Monitor with Combustible Gas Detection
Jun 28, 2026
MaxWell
Emerson Enhances Rosemount 928 Wireless Monitor with Combustible Gas Detection
Emerson has significantly upgraded its Rosemount 928 Wireless Gas Monitor to include combustible gas detection capabilities, providing real-time %LEL monitoring across...
Read More
ABB Scales Non-Invasive Sensing Portfolio to Streamline Industrial Thermal Monitoring
Jun 28, 2026
MaxWell
ABB Scales Non-Invasive Sensing Portfolio to Streamline Industrial Thermal Monitoring
ABB is transforming how plant operators approach thermal data with the expansion of its NINVA non-invasive...
Read More