{"product_id":"allen-bradley-1769-l20-compactlogix-5320-processor-module","title":"Allen-Bradley 1769-L20 CompactLogix 5320 Processor Module","description":"\u003ch1\u003eProduct Overview\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe 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.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eEquipped 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.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe 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.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eDesigned 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.\u003c\/p\u003e\n\u003ch1\u003eKey Features\u003c\/h1\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eCompactLogix 5320 processor architecture\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e64 KB user memory capacity\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated RS-232 communication port\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports up to 8 local 1769 Compact I\/O modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports up to 2 I\/O banks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact footprint for control panel installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with Allen-Bradley CompactLogix systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for machine and process control applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWide industrial operating temperature range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDesigned for OEM, retrofit, and maintenance projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eTechnical Specifications\u003c\/h1\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e1769-L20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpare Model\u003c\/td\u003e\n\u003ctd\u003e1769L20, 1769-L20\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eCompactLogix 5320 Processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eCompactLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e64 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003eRS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum I\/O Modules Supported\u003c\/td\u003e\n\u003ctd\u003e8 Modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum I\/O Banks Supported\u003c\/td\u003e\n\u003ctd\u003e2 Banks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current @ 5V DC\u003c\/td\u003e\n\u003ctd\u003e600 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Current @ 24V DC\u003c\/td\u003e\n\u003ctd\u003e0 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e3 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0°C to +60°C (32°F to 140°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +85°C (-40°F to 185°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003e5% to 95% Non-Condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Location\u003c\/td\u003e\n\u003ctd\u003eXiamen, China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEstimated Dimensions\u003c\/td\u003e\n\u003ctd\u003e5.7 × 13.3 × 10.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch1\u003eCommon Search Terms\u003c\/h1\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769L20\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1769-L20 CompactLogix Processor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1769-L20\/A Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompactLogix 5320 CPU\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompactLogix PLC Processor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley PLC Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRockwell 1769-L20 Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e64KB CompactLogix Processor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRS-232 PLC Processor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompactLogix Replacement Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial Automation CPU Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eTypical Applications\u003c\/h1\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePackaging and labeling machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConveyor and material handling systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAssembly line automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOEM machine control platforms\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial process monitoring systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturing equipment control\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eSystem Compatibility\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe Allen-Bradley 1769-L20 is commonly used with the following components:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769 Compact I\/O modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769 power supply modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompactLogix local expansion systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRSLogix 5000 programming software\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStudio 5000 Logix Designer (legacy project support)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley PanelView operator terminals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePowerFlex AC drives\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley communication interface modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eBenefits Of Using Genuine Modules\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003eUsing 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.\u003c\/p\u003e\n\u003ch1\u003eAlternative Models\u003c\/h1\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L23E-QB1B CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L23-QBFC1B CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L31 CompactLogix Processor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L32C CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L32E CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L35CR CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L35E CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1768-L43 CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eIndustry Applications\u003c\/h1\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial Manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomotive Production\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFood and Beverage Processing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePackaging and Converting\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater and Wastewater Treatment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePharmaceutical Manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOil and Gas Facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnergy and Utilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial Handling Systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOEM Equipment Manufacturing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1\u003eWhy Buy From Maxwell PLC\u003c\/h1\u003e\n\u003cp class=\"isSelectedEnd\"\u003eMaxwell 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.\u003c\/p\u003e\n\u003ch1\u003eFrequently Asked Questions\u003c\/h1\u003e\n\u003ch3\u003e1. What is the Allen-Bradley 1769-L20 used for?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe 1769-L20 is a CompactLogix 5320 processor used for machine automation, manufacturing systems, and industrial process control applications.\u003c\/p\u003e\n\u003ch3\u003e2. How much user memory does the 1769-L20 provide?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe processor includes 64 KB of user memory for control programs, data storage, and automation tasks.\u003c\/p\u003e\n\u003ch3\u003e3. What communication interface is available on the 1769-L20?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe controller features an integrated RS-232 serial communication port.\u003c\/p\u003e\n\u003ch3\u003e4. How many I\/O modules can the processor support?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe 1769-L20 supports up to eight local Allen-Bradley 1769 Compact I\/O modules.\u003c\/p\u003e\n\u003ch3\u003e5. Is the 1769-L20 compatible with CompactLogix systems?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eYes. The processor is designed for use within Allen-Bradley CompactLogix control architectures utilizing 1769-series I\/O modules.\u003c\/p\u003e\n\u003ch3\u003e6. Which software is used to program the controller?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eProgramming is typically performed using RSLogix 5000 software and supported Studio 5000 Logix Designer environments.\u003c\/p\u003e\n\u003ch3\u003e7. What operating conditions does the processor support?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe processor operates from 0°C to 60°C and supports relative humidity levels from 5% to 95% non-condensing.\u003c\/p\u003e\n\u003ch3\u003e8. Can the 1769-L20 replace an existing controller?\u003c\/h3\u003e\n\u003cp class=\"isSelectedEnd\"\u003eYes. The 1769-L20 is commonly used as a replacement for existing 1769-L20 and 1769-L20\/A processors in installed CompactLogix systems.\u003c\/p\u003e\n\u003ch1\u003eRelated Products\u003c\/h1\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L31 CompactLogix Processor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L32E CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-L35E CompactLogix Controller\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-PA2 Power Supply Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-IA16 Digital Input Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-OB16 Digital Output Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-IF4 Analog Input Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAllen-Bradley 1769-OF4 Analog Output Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066430935213,"sku":"1769-L20","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1769-L20_4.jpg?v=1780473274","url":"https:\/\/www.maxwellplc.com\/products\/allen-bradley-1769-l20-compactlogix-5320-processor-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}