{"product_id":"allen-bradley-1747-l514-slc-500-controller-processor","title":"Allen-Bradley 1747-L514 SLC 500 Controller Processor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe Allen-Bradley 1747-L514 is a fixed-controller processor module belonging to the robust SLC 500 modular hardware family, engineered for small to medium-scale discrete automation and machine control applications. Serving as the central processing unit (CPU) for an SLC 500 chassis-based system, this controller manages deterministic logic execution, memory allocation, and backplane data routing. It features an onboard DH-485 communication interface supporting slave node configurations, facilitating seamless integration into multi-node programming networks and operator interface loops.\u003c\/p\u003e\n\u003cp\u003eDesigned for installation in standard 1746 modular chassis, the 1747-L514 executes ladder logic programmed via RSLogix 500 software. It supports advanced instruction sets, hardware interrupt handling, and diagnostic tracking. The unit accommodates user memory storage through integrated RAM backed by an optional Lithium battery and is compatible with external EEPROM memory modules for non-volatile backup storage of user programs and data files.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSupports up to 7,880 max digital I\/O points across extended system configurations\u003c\/li\u003e\n  \u003cli\u003eIntegrated DH-485 communication port operating at 19.3 Kbps for programming and peer-to-peer data exchange\u003c\/li\u003e\n  \u003cli\u003eFast bit execution time of 4 microseconds for standard XIC instructions\u003c\/li\u003e\n  \u003cli\u003eCompatible with 1746 modular I\/O chassis architecture (up to 3 local chassis \/ 30 local slots maximum)\u003c\/li\u003e\n  \u003cli\u003eSupports EEPROM memory modules for non-volatile program retention and fast field transfers\u003c\/li\u003e\n  \u003cli\u003eConfigurable via RSLogix 500 programming software environment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDiscrete machine automation and sequential control logic processing\u003c\/li\u003e\n  \u003cli\u003eSmall-to-medium manufacturing cell management and monitoring\u003c\/li\u003e\n  \u003cli\u003eRemote I\/O rack coordination and distributed sensor data collection\u003c\/li\u003e\n  \u003cli\u003eLegacy industrial control system migration and processor replacement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter\u003c\/th\u003e\n      \u003cth\u003eSpecification\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eManufacturer\u003c\/td\u003e\n      \u003ctd\u003eAllen-Bradley \/ Rockwell Automation\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Family\u003c\/td\u003e\n      \u003ctd\u003eSLC 500\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCatalog Number \/ SKU\u003c\/td\u003e\n      \u003ctd\u003e1747-L514\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCommunication Port\u003c\/td\u003e\n      \u003ctd\u003eDH-485 (RJ45 port)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBackplane Current Draw\u003c\/td\u003e\n      \u003ctd\u003e90 mA at 5 VDC, 0 mA at 24 VDC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eBit Execution Time\u003c\/td\u003e\n      \u003ctd\u003e4 microseconds (XIC)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTypical Scan Time\u003c\/td\u003e\n      \u003ctd\u003e8 ms per K instructions\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMaximum I\/O Capacity\u003c\/td\u003e\n      \u003ctd\u003e7,880 digital I\/O points\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eChassis Capacity\u003c\/td\u003e\n      \u003ctd\u003eUp to 3 local chassis (30 slots max)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProgramming Software\u003c\/td\u003e\n      \u003ctd\u003eRSLogix 500\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eEnclosure Type\u003c\/td\u003e\n      \u003ctd\u003eOpen-style modular slot insert\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eUL Listed Industrial Control Equipment\u003c\/li\u003e\n  \u003cli\u003eCE Compliant for applicable EU directives\u003c\/li\u003e\n  \u003cli\u003ecUL-us Certified\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":53770308682091,"sku":"1747-L514","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/1747-L514_1200x1200_1336453c-44fb-4118-ad14-715ca64160f9.jpg?v=1787740939","url":"https:\/\/www.plcprotech.com\/products\/allen-bradley-1747-l514-slc-500-controller-processor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}