{"product_id":"1766-l32bwa-allen-bradley-micrologix-1400-cpu-processors","title":"1766-L32BWA Allen-Bradley MicroLogix 1400 CPU Processors","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen-Bradley 1766-L32BWA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estands as a cornerstone in the MicroLogix 1400 series, a versatile and high-performance programmable logic controller (PLC) designed to bridge the gap between small-scale logic execution and sophisticated process control. Engineered to handle a wide range of industrial tasks, this controller integrates 32 embedded digital I\/O points, including 12 fast 24V DC inputs capable of 100 kHz frequency, making it ideal for high-speed counter applications and precision timing.\u003c\/p\u003e\n\u003cp\u003eBeyond its physical I\/O capabilities, the 1766-L32BWA distinguishes itself with a comprehensive suite of communication protocols. Featuring an embedded Ethernet port, isolated RS-232\/485 combo port, and an additional RS-232 serial port, it offers unmatched connectivity for SCADA systems, HMI integration, and remote data logging. The inclusion of a backlit LCD interface on the front panel allows for real-time monitoring of I\/O status, fault codes, and network IP configurations, providing engineers with immediate visibility into machine performance without requiring a connected workstation. Its support for DNP3, Modbus RTU, and EtherNet\/IP makes it a robust solution for diverse industrial environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1766-L32BWA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAllen-Bradley\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMicroLogix 1400\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProduct Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eCPU Processors\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eInput Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100\/240V AC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e120 VA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eEmbedded Discrete I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e32 Total Points\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFast Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12 x 24V DC (up to 100 kHz)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eNormal Inputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 x 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOutputs\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12 x Relay Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUser Power\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e24V DC @ 250 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCommunication Ports\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1x Ethernet, 1x RS-232\/485, 1x RS-232\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eExpansion Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 7 x 1762 Expansion Modules\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.94 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18.0 x 11.0 x 8.9 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eTariff Code\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8537101190\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCountry of Origin\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eModel Configuration Explanation\u003c\/h3\u003e\n\u003cp\u003eThe 1766-L32BWA model number is coded for specific hardware capabilities:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1766:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIdentifies the MicroLogix 1400 hardware family.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eL:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDesignates the unit as a controller\/processor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e32:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIndicates the number of embedded discrete I\/O points (20 inputs + 12 outputs).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eB:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSpecifies the input type (24V DC inputs).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eW:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSignifies the relay-type outputs for versatile voltage switching.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eConfirms the power input requirement is AC (100-240V).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial Handling:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIdeal for controlling conveyor sorting systems, palletizing machines, and automated assembly line sequencing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWater \u0026amp; Wastewater:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eDeployed for remote pump station control, chemical dosing management, and SCADA-based utility monitoring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePackaging Machinery:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eHighly effective for high-speed labeling, form-fill-seal equipment, and precision food-grade packaging.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHVAC \u0026amp; Building Automation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eManages environmental control systems, lighting schedules, and energy management utility modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOEM Commercial Equipment:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUtilized as the primary controller in industrial laundry machinery, vending systems, and specialized food processing gear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSystem Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe 1766-L32BWA is fully compatible with the broader Rockwell Automation ecosystem. It supports the 1762 I\/O expansion series, allowing users to scale the system by adding up to seven expansion modules for increased analog or digital I\/O density. For programming and maintenance, it is compatible with RSLogix 500 and Studio 5000 Logix Designer software. Its Ethernet port supports standard networking infrastructure, enabling seamless data integration with FactoryTalk View HMIs and various third-party devices using DNP3 or Modbus protocols.\u003c\/p\u003e\n\u003ch3\u003eInstallation \u0026amp; Deployment Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMounting Orientation:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe unit must be installed horizontally to ensure effective convection-based cooling. Vertical mounting is not recommended and may void thermal performance guarantees.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGrounding Protocols:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eAdhere to all electrostatic discharge (ESD) precautions during installation. Use a dedicated ground connection to the chassis to ensure protection against electrical surges and noise.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWiring Requirements:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUse appropriate terminal block diagrams for the 120\/240V AC power input. Isolate high-voltage relay output wiring from sensitive low-voltage DC sensor inputs to prevent interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLCD Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eUtilize the front-panel keypad for initial IP address setup and real-time clock calibration, which simplifies commissioning in the field without needing a PC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHybrid Communication:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eCombines traditional serial support with modern Ethernet\/IP, ensuring compatibility with both legacy systems and current smart-factory infrastructure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHigh-Speed Processing:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEquipped with fast DC inputs capable of 100 kHz, it provides hardware-level support for high-speed counters and precision motor indexing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eScalability:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe ability to add 7 expansion modules ensures the system can grow alongside process requirements, protecting the initial capital investment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOn-Board Diagnostics:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe backlit LCD display significantly reduces troubleshooting time by providing fault codes and status updates locally at the machine.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e1766-L32BWA MicroLogix 1400 Controller unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting hardware (integrated into chassis for DIN\/Panel).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNote: Programming cables (RS-232), expansion cables (1762-ECR), and software licenses are sold separately. Consult with your local distributor for bundled kits if necessary.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eCan I expand the I\/O capacity of the 1766-L32BWA?\u003c\/p\u003e\n\u003cp\u003eYes, you can connect up to seven 1762-series I\/O expansion modules to the side of the controller, significantly increasing your system's digital and analog point count.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the Ethernet port support email notifications?\u003c\/p\u003e\n\u003cp\u003eYes, the MicroLogix 1400 Ethernet port supports web server capabilities and can be configured to send email alerts regarding controller status or fault conditions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat protocol support is available on the serial ports?\u003c\/p\u003e\n\u003cp\u003eThe serial ports support DH485, DF1, Modbus RTU, DNP3, and ASCII protocols, providing maximum flexibility for integration with third-party instruments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the battery user-replaceable?\u003c\/p\u003e\n\u003cp\u003eYes, the controller uses a battery-backed RAM system. The battery is accessible for replacement, ensuring program retention during prolonged power outages.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the max frequency for the fast inputs?\u003c\/p\u003e\n\u003cp\u003eThe 12 fast DC inputs are rated for a switching frequency of up to 100 kHz, making them suitable for high-speed encoder feedback and pulse-train applications.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs this controller suitable for safety-rated applications?\u003c\/p\u003e\n\u003cp\u003eThe MicroLogix 1400 is not a safety-rated PLC. It should not be used as the primary controller for safety-critical circuits; use a dedicated GuardLogix or safety relay for such tasks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan I perform online editing with this controller?\u003c\/p\u003e\n\u003cp\u003eYes, the MicroLogix 1400 supports online editing, allowing you to modify your ladder logic while the machine is in operation, which minimizes costly downtime.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow do I configure the IP address?\u003c\/p\u003e\n\u003cp\u003eYou can set the IP address directly through the built-in LCD interface on the front of the unit or via the BOOTP-DHCP tool provided in the RSLinx software.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat type of environmental protection is required?\u003c\/p\u003e\n\u003cp\u003eThe unit is intended for clean, dry, industrial environments (Overvoltage Category II). It does not have an IP rating and must be housed in a protective cabinet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066426839213,"sku":"1766-L32BWA","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1766-L32BWA-1.jpg?v=1781170596","url":"https:\/\/www.maxwellplc.com\/products\/1766-l32bwa-allen-bradley-micrologix-1400-cpu-processors","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}