{"product_id":"1762-l40awar-allen-bradley-industrial-automation-module-stable","title":"1762-L40AWAR Allen-Bradley Industrial Automation Module - Stable","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1762-L40AWAR\u003c\/strong\u003e is a MicroLogix 1200 Programmable Logic Controller (PLC) engineered for demanding industrial automation environments. This compact controller integrates 24 discrete inputs and 16 relay outputs, along with dual serial communication ports, making it a versatile solution for machine control, process monitoring, and remote I\/O applications. Designed by Rockwell Automation, the 1762-L40AWAR offers reliable performance and expandability for small to mid-scale control systems.\u003c\/p\u003e\u003cp\u003eWith its robust AC input capability and relay outputs rated for high-current loads, the 1762-L40AWAR simplifies wiring and reduces the need for external interface modules. Its support for multiple protocols, including DF1, DH-485, ASCII, and MODBUS, ensures seamless integration with existing PLC networks and third-party devices.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cp\u003eBelow are the key specifications for the \u003cstrong\u003eAllen-Bradley 1762-L40AWAR\u003c\/strong\u003e:\u003c\/p\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1762-L40AWAR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e120 to 240 Volts AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Inputs\u003c\/td\u003e\n\u003ctd\u003e24 (120V AC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e16 (Relay)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Circuit Type\u003c\/td\u003e\n\u003ctd\u003e120 Volts AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Circuit Type\u003c\/td\u003e\n\u003ctd\u003eRelay\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelay Contact Rating\u003c\/td\u003e\n\u003ctd\u003e24-125VDC; 120-240VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMechanical Cycles\u003c\/td\u003e\n\u003ctd\u003e20,000,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Current\u003c\/td\u003e\n\u003ctd\u003e10A, minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd\u003eOne 8-Pin mini-DIN serial port; One programming port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Protocols\u003c\/td\u003e\n\u003ctd\u003eDF1, DH-485, ASCII, MODBUS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n\u003ctd\u003e90 mm (104 mm with DIN latch open) x 160 mm x 87 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e2.4 pounds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Operating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Usage\u003c\/td\u003e\n\u003ctd\u003e82 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003e120V AC: 25A for 8 ms; 240V AC: 40A for 4 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eReal-World Applications\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1762-L40AWAR\u003c\/strong\u003e excels in applications requiring reliable discrete control and protocol flexibility. Typical use cases include:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging machinery\u003c\/strong\u003e – Controlling conveyor systems, labeling units, and filling stations with high-speed input sensing and relay actuation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHVAC control\u003c\/strong\u003e – Managing fans, dampers, and compressors using temperature and pressure inputs, with relay outputs driving contactors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater treatment\u003c\/strong\u003e – Automating pump sequences, valve positioning, and alarm handling, leveraging MODBUS connectivity for remote monitoring.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIts ability to communicate via MODBUS Master\/Slave eliminates the need for protocol converters, reducing system cost and complexity, especially when integrating smart relays, power meters, or variable frequency drives.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup Guidance\u003c\/h2\u003e\u003cp\u003eMount the \u003cstrong\u003e1762-L40AWAR\u003c\/strong\u003e on a standard DIN rail within an enclosure that provides adequate protection per the installation area. Ensure proper clearance for heat dissipation and cable routing. The unit supports both sink and source wiring for inputs; verify the input wiring matches the chosen configuration. For relay outputs, observe the contact ratings (24-125VDC or 120-240VAC) and use appropriate external fusing or circuit breakers. Connect the programming port using an Allen-Bradley 1761-CBL-PM02 cable or equivalent for downloading user programs.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRoutine inspection every 6 to 12 months is recommended to ensure reliable operation. Check for dust accumulation on the ventilation slots and verify that all terminal screws remain tight. The relay outputs have a mechanical life of 20,000,000 cycles, but under high inductive loads, contact wear may occur; consider using RC snubbers or solid-state relays for frequent switching. Operate the controller within the 0 to 55 °C ambient range; if the enclosure temperature approaches the upper limit, install cooling fans or air conditioning. These simple steps maximize uptime and extend the service life of your \u003cstrong\u003e1762-L40AWAR\u003c\/strong\u003e.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003e1762-L40AWAR\u003c\/strong\u003e supports DF1, DH-485, ASCII, and MODBUS protocols over its RS232-compatible serial ports. This allows direct connection to a wide range of HMIs, SCADA systems, and third-party devices. For MODBUS, the controller can act as a master or slave, enabling seamless integration with smart relays, power meters, and other MODBUS-capable instruments without additional hardware. The DH-485 protocol facilitates networking with other Allen-Bradley controllers, while ASCII communication is ideal for barcode scanners and serial printers.\u003c\/p\u003e\u003ch2\u003eSelection Guide \u0026amp; Purchasing Advice\u003c\/h2\u003e\u003cp\u003eBefore purchasing the \u003cstrong\u003e1762-L40AWAR\u003c\/strong\u003e, verify your system voltage matches the 120-240V AC power supply range. Confirm the input and output requirements align with your application—24 AC inputs and 16 relay outputs. Ensure your programming software is compatible with the MicroLogix 1200 series. For a reliable source, PLC Source PRO offers genuine Allen-Bradley modules with competitive pricing and fast shipping. When ordering, specify the exact part number to avoid compatibility issues.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44437427814499,"sku":"1762-L40AWAR","price":289.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1762-IA8_e13e75e8-9017-4b15-ae71-59f13a7d14c6.jpg?v=1785820749","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/1762-l40awar-allen-bradley-industrial-automation-module-stable","provider":"PLC Source PRO","version":"1.0","type":"link"}