{"product_id":"1756-l950tpsxt-allen-bradley-controllogix-5590-process-xt-controller","title":"Contrôleur Process XT ControlLogix 5590 Allen-Bradley 1756-L950TPSXT","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview and Extreme Environment Processing\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L950TPSXT (1756L950TPSXT)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a flagship, high-performance\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eControlLogix 5590\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtroller specifically engineered for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProcess XT (Extended Temperature)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eenvironment. This \"Extreme\" version of the L9 series is designed to thrive in harsh conditions where standard controllers fail, offering a temperature range from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e-25 to +70 °C\u003c\/strong\u003e. Featuring a massive\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e50 MB of user memory\u003c\/strong\u003e, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L950TPSXT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis the definitive choice for large-scale process automation, such as offshore oil platforms, remote pipeline monitoring, and heavy chemical refineries. It integrates advanced security features and high-speed embedded Ethernet (1 Gbps) to manage the most data-intensive process control tasks with mission-critical reliability.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHardware Architecture and Process Intelligence\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L950TPSXT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built on the latest Logix engine, providing significant performance leaps over previous generations in both execution speed and communication throughput.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eConformal Coating:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIncludes factory-applied conformal coating as standard to protect internal circuitry against moisture, dust, and corrosive chemical atmospheres (Class G3 environment protection).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eGigabit Ethernet Port:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures a front-facing\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1 Gbps EtherNet\/IP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eport, supporting high-speed device integration, DLR (Device Level Ring) topologies, and high-capacity data producer\/consumer models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMassive 50 MB Memory:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProvides the largest memory capacity in its class, allowing for extensive historical data buffering, complex process sequencing, and the storage of large Asset Management (DTM) profiles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnergy Storage Module (ESM):\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEliminates the need for lithium batteries. The controller uses an internal capacitor-based ESM to safely write volatile RAM to non-volatile flash memory during a power loss event.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e1756-L950TPSXT\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eAllen-Bradley \/ Rockwell Automation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eUser Memory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e50 MB\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eTemperature Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e-25 to +70 Celsius\u003c\/strong\u003e (Extreme Temperature)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1 Gbps Embedded Ethernet\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax EtherNet\/IP Nodes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 300\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory Protection\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eEnergy Storage Module (No Battery Required)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSecurity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eDigital Signatures, Encrypted Firmware, Role-Based Access\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConformal Coating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eYes (Standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e1.2 kg\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eIntegrated Technical FAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the specific benefit of the \"Process\" (P) designation in this model?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe \"Process\" designation signifies that the controller is optimized for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePlantPAx\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edistributed control system. It includes instructions and internal logic specifically tuned for process industries, such as advanced PID control, alarm management, and simplified integration with process fieldbus devices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the \"XT\" version differ from the standard L95?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eXT (Extended Temperature)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eversion uses specialized components and a robust mechanical design to expand the operating window. While a standard L95 is rated for 0–60 °C, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eL950TPSXT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ehandles -25–70 °C, making it suitable for unconditioned cabinets in extreme climates.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the USB port for continuous communication?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The integrated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eUSB 2.0 port\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis intended for temporary use, such as local programming, configuration, and firmware updates. For continuous high-speed data exchange with HMIs or other PLCs, the 1 Gbps Ethernet port should always be used.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering \u0026amp; Installation Protocols\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eThermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEven though the module is rated for 70 °C, it is critical to ensure proper spacing in the 1756 chassis. Maintain at least\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e50 mm (2 in.)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof clearance around the chassis to allow for natural convection, especially if using a high-density XT power supply.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFirmware Lifecycle:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGiven the security-hardened nature of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eL9\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eseries, ensure the controller is flashed with the latest \"Signed\" firmware revision. This prevents the execution of unauthorized code and protects the system from firmware-level cyber threats.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCorrosive Environment Care:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWhile conformally coated, the external pins of the backplane and the Ethernet jack are still metallic. In highly corrosive environments, the use of a sealed, pressurized enclosure (NEMA 4X) is recommended to prevent connector oxidation over long periods.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering Advantages\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L950TPSXT\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erepresents the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epinnacle of process reliability\u003c\/strong\u003e. By combining \"Extreme\" hardware durability with \"Process\" optimized software instructions, it reduces the complexity of designing large-scale control systems for hazardous or remote locations. Its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1 Gbps communication\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecapability ensures that even as the \"Industrial Internet of Things\" (IIoT) adds more sensors and data points to the network, the controller will not become a bottleneck. This is the ideal controller for users migrating from legacy DCS systems to a modern, high-performance Logix environment that must operate in the most unforgiving conditions on Earth.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695191519595,"sku":"1756-L950TPSXT","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1756-l950tpsxt-controllogix-5590-process-xt-controller-vwfjagmrovi_a3ca4c56-cc01-4403-95f5-416b01ab6fbb.jpg?v=1766114647","url":"https:\/\/www.plcprotech.com\/fr\/products\/1756-l950tpsxt-allen-bradley-controllogix-5590-process-xt-controller","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}