{"product_id":"allen-bradley-1747-l514-slc-processor-ships-fast","title":"1747-L514 | Allen-Bradley SLC 5\/01 Processor 4K Memory DH485 Communication","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"451\" data-start=\"0\"\u003eThe Allen-Bradley 1747-L514 is an SLC 5\/01 processor designed for SLC 500 modular chassis, installed exclusively in Slot 0. It provides 4K user memory and includes an integrated DH-485 communication interface for programming and data exchange. The unit supports up to three I\/O chassis and a maximum of 30 modules, with a backplane current draw of 0.090 A at 5 VDC.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC 500 Processors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1747-L514\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC 5\/01 Processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgram Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4K instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUser Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4,000 instructions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMemory Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCapacitor-backed RAM; optional EEPROM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptional Expansion Memory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1747-M1 (1K EEPROM), 1747-M2 (4K EEPROM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdapter Socket\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1747-M5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Port\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDH-485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current (5VDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e90 mA (spec listing also notes 350 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackplane Current (24VDC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e105 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Modules\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum I\/O\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e960 total (480 analog)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Chassis Supported\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProgram Scan Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eI\/O Scan Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.6 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstruction Set\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBit, Timer\/Counter, Comparison, Math, Move, Sequencer, Jump\/Subroutine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAssigned Slot\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSlot 0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBackup Battery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1747-BA lithium assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNoise Immunity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNEMA ICS 2-230 compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About 1747-L514\u003c\/h4\u003e\n\u003cp class=\"\" data-end=\"1074\" data-start=\"590\"\u003eThe 1747-L514 is part of the SLC 500 family and functions as a compact processor for small to medium control applications. Its design uses capacitor-backed RAM with optional EEPROM modules for non-volatile program storage, and it supports multiple instruction types including timers, counters, math, sequencers, and subroutines. This processor integrates with 1746 modular chassis, supports remote and extended I\/O configurations, and communicates via DH-485 using interface converters such as the 1761-NET-AIC. Typical applications include machine control, small process automation, and legacy system expansions requiring stable scan performance and modular hardware flexibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003eKey Features:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e4K user memory: Supports basic logic, sequencing, timing, and data handling.\u003c\/li\u003e\n\u003cli\u003eIntegrated DH-485 communication: Enables programming and network connectivity.\u003c\/li\u003e\n\u003cli\u003eSupports 30 total modules: Works across up to three SLC 500 chassis.\u003c\/li\u003e\n\u003cli\u003eOptional EEPROM backup: Allows non-volatile program storage via 1747-M1\/M2 modules.\u003c\/li\u003e\n\u003cli\u003eFast scan performance: 8 ms program scan and 2.6 ms I\/O scan times.\u003c\/li\u003e\n\u003cli\u003eWide instruction support: Bit logic, timers\/counters, math, moves, sequencers, and subroutines.\u003c\/li\u003e\n\u003cli\u003eSlot 0 processor: Designed exclusively for the first slot of any 1746 chassis.\u003c\/li\u003e\n\u003cli\u003eRugged environmental design: Operates from 0–60 °C with industrial shock\/vibration tolerance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe 1747-L514 delivers the reliability and precision required for modular SLC 500-based control systems.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":47578793705770,"sku":"1747-L514","price":399.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/1747-L514.webp?v=1708682299","url":"https:\/\/iqelectro.com\/products\/allen-bradley-1747-l514-slc-processor-ships-fast","provider":"IQElectro","version":"1.0","type":"link"}