{"product_id":"allen-bradley-1756-l55m13-controllogix-555-processor-module","title":"Module processeur ControlLogix 555 Allen Bradley 1756-L55M13","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan\u003e1756-L55M13\u003c\/span\u003e is a Series A \u003cspan\u003eControlLogix 5555 Controller\u003c\/span\u003e engineered for high-performance discrete and process control within the Allen-Bradley 1756 chassis system. Featuring \u003cspan\u003e1.5 MB of logic and data memory\u003c\/span\u003e and an additional \u003cspan\u003e208 KB of dedicated I\/O memory\u003c\/span\u003e, this processor is designed to manage complex automation architectures with up to \u003cspan\u003e128,000 digital I\/O points\u003c\/span\u003e. With a rapid program scan time of \u003cspan\u003e0.08 milliseconds\u003c\/span\u003e, the 1756-L55M13 provides the processing power necessary for high-speed motion control and synchronized multi-axis applications.\u003c\/p\u003e\n\u003ch3\u003eFunctional Intelligence \u0026amp; Networking\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan\u003e1756-L55M13\u003c\/span\u003e acts as a versatile communication hub, supporting a wide array of network protocols including \u003cspan\u003eEtherNet\/IP, ControlNet, and DeviceNet\u003c\/span\u003e. It also facilitates legacy integration through Data Highway Plus (DH+) and Universal Remote I\/O. For high-speed controller-to-controller synchronization, it utilizes \u003cspan\u003eSynchLink\u003c\/span\u003e, ensuring precise data alignment across distributed systems. While this model does not feature integrated nonvolatile memory, it is fully compatible with \u003cspan\u003eredundant controller systems\u003c\/span\u003e, provided both processors reside within the same ControlNet network to maintain seamless failover state-tracking.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"692\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\u003cspan\u003eAttribute\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eSpecification Details\u003c\/span\u003e\u003c\/th\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\u003e1756-L55M13\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\u003eControlLogix 5555\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eUser Memory (RAM)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.5 MB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eI\/O Memory\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e208 KB\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Digital I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e128,000\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Analog I\/O\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4,000 Input \/ 2,000 Output\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eScan Time\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.08 ms\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBackplane Current\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.23 A @ 5.1V DC \/ 14 mA @ 24V DC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Dissipation\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5.6 W\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 °C to +60 °C (32 °F to +140 °F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBattery Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1756-BA1 or 1756-BATM\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cspan class=\"mat-mdc-button-persistent-ripple mdc-button__ripple\"\u003e\u003c\/span\u003e\u003cspan class=\"mdc-button__label\"\u003e\u003cspan class=\"export-sheets-button\"\u003e\u003cspan class=\"export-sheets-icon\"\u003e\u003c\/span\u003e\u003cspan\u003e导出到 Google 表格\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"mat-focus-indicator\"\u003e\u003c\/span\u003e\u003cspan class=\"mat-mdc-button-touch-target\"\u003e\u003c\/span\u003e\u003cspan class=\"mat-mdc-button-persistent-ripple mdc-icon-button__ripple\"\u003e\u003c\/span\u003e\u003cspan class=\"mat-focus-indicator\"\u003e\u003c\/span\u003e\u003cspan class=\"mat-mdc-button-touch-target\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eTechnical FAQs\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eHow should the memory be managed in the 1756-L55M13?\u003c\/span\u003eThe controller utilizes a split memory architecture: 1.5 MB for data and logic and a separate 208 KB for I\/O. Because the \u003cspan\u003e1756-L55M13\u003c\/span\u003e lacks internal nonvolatile memory (like an onboard Flash), it is critical to ensure the \u003cspan\u003e1756-BA1\u003c\/span\u003e lithium battery is healthy to prevent program loss during power cycles.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhat cables are required for programming and configuration?\u003c\/span\u003eFor local serial communication and programming, the module is compatible with either the \u003cspan\u003e1756-CP3\u003c\/span\u003e or \u003cspan\u003e1747-CP3\u003c\/span\u003e cables. These connect directly to the front-facing RS-232 port, allowing for firmware updates and ladder logic modifications via Studio 5000 or RSLogix 5000 software.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhat is the significance of the 707V DC isolation test?\u003c\/span\u003eThe module has been tested to withstand \u003cspan\u003e707V DC for 60 seconds\u003c\/span\u003e, ensuring high dielectric strength between the communication ports and the backplane. This protects the CPU from potential ground loops or electrical surges originating from field-side communications, which is vital for maintaining system uptime in heavy industrial environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Engineering \u0026amp; Installation Guide\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eChassis Placement:\u003c\/span\u003e The \u003cspan\u003e1756-L55M13\u003c\/span\u003e can be placed in any slot of a ControlLogix chassis, though Slot 0 is common for primary controllers. Ensure the chassis power supply (e.g., 1756-PA72) can support the \u003cspan\u003e1.23 A\u003c\/span\u003e current draw at 5V DC.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eRedundancy Setup:\u003c\/span\u003e When configuring for redundancy, both 1756-L55M13 modules must have identical firmware revisions and be linked via 1756-RM redundancy modules. The \"Located in the same ControlNet network\" rule is essential for the Nut (Network Update Time) synchronization required for bumpless transfer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cspan\u003eEnvironmental Shielding:\u003c\/span\u003e As an open-style controller, the \u003cspan\u003e1756-L55M13\u003c\/span\u003e must be housed in an enclosure that provides protection against conductive contaminants. It is rated for \u003cspan\u003e2 g of vibration\u003c\/span\u003e at 10-500 Hz, making it suitable for mounting on machinery frames when protected from direct moisture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan\u003e1756-L55M13\u003c\/span\u003e provides a proven, scalable foundation for mid-to-large scale automation. Its ability to handle massive I\/O counts while maintaining sub-millisecond scan times makes it a preferred choice for complex assembly lines and material handling systems. For B2B procurement, sourcing an original \u003cspan\u003eAllen-Bradley 1756-L55M13\u003c\/span\u003e ensures full compliance with UL, CSA, and CE safety standards, providing the reliability and long-term support necessary for critical infrastructure and high-value manufacturing processes.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695191355755,"sku":"1756-L55M13","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-l55m13-controller-processor-0ex54jujryc_17e2f8ec-36d8-4c81-9385-f1945a396b7e.jpg?v=1766114641","url":"https:\/\/www.plcprotech.com\/fr\/products\/allen-bradley-1756-l55m13-controllogix-555-processor-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}