{"product_id":"1747-l531-allen-bradley-slc-500-slc-5-03-8k-controller","title":"1747-L531 Allen-Bradley SLC 500 SLC 5\/03 8K Controller","description":"\u003cp\u003eConfigured for high-speed logic execution and industrial processor coordination across SLC 500 automation networks, the \u003cstrong\u003eAllen-Bradley 1747-L531\u003c\/strong\u003e (\u003cstrong\u003e1747-L531\u003c\/strong\u003e SLC 5\/03 8K Controller) provides direct physical electrical execution.\u003c\/p\u003e\n\u003ch3\u003eNomenclature Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1747\u003c\/strong\u003e: Base product family identifier designating Allen-Bradley SLC 500 modular processor platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL531\u003c\/strong\u003e: Processor configuration designator indicating an SLC 5\/03 model equipped with 8K words of user memory capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1747-L531\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e3.6 x 13.1 x 14.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 deg C to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e500 mA at 5 VDC backplane draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e8 KB (words)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog I\/O Support\u003c\/td\u003e\n\u003ctd\u003eUp to 180 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI\/O Scan Time\u003c\/td\u003e\n\u003ctd\u003e0.225 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eIndustrial Control \u0026amp; Drive Interface Integration\u003c\/h3\u003e\n\u003cp\u003eEngineered for deterministic execution, the controller manages backplane bus communication velocities and supports EtherNet\/IP deterministic network links. It ensures precise I\/O density scaling and firmware flash compatibility across integrated automation architectures.\u003c\/p\u003e\n\u003ch3\u003ePackage Ordering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 1747-L531 SLC 5\/03 8K Controller unit\u003c\/li\u003e\n\u003cli\u003e1 x Battery backup housing compartment cover\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePhysical Installation \u0026amp; Grounding Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Slot Insertion\u003c\/strong\u003e: Insert the processor module securely into the primary left-hand slot of the local SLC 500 chassis to guarantee proper backplane pin engagement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Port Shielding\u003c\/strong\u003e: Terminate all external programming and network communication cable shields properly to prevent ambient electrical noise interference.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Compliance\u003c\/strong\u003e: Secure the local chassis mounting plate directly to the enclosure ground bus using a low-impedance copper earthing strap.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the total user memory capacity available on the 1747-L531 controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The processor provides a total user memory capacity of 8 KB words for application logic storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the maximum analog I\/O point capacity supported by this CPU?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The unit supports up to 180 analog I\/O points across connected system configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How much backplane current does the controller draw from the 5 VDC power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The processor consumes approximately 500 mA of current from the 5 VDC backplane rail.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the designated I\/O scan time performance parameter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The standard execution scan time is rated at 0.225 milliseconds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the physical weight and estimated shipping dimensions of the module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The unboxed unit weighs 0.25 kg with shipping dimensions measuring 3.6 x 13.1 x 14.6 cm.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Which country is listed as the place of manufacture?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e The hardware controller is manufactured in the USA.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this specific SLC 5\/03 processor model currently active or discontinued?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e This hardware item is officially discontinued by the manufacturer and is maintained via legacy spare parts inventory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can processor modules be inserted or removed while backplane power is active?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Live hot-swapping is not supported on SLC 500 backplanes; power must be isolated prior to hardware handling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066409734317,"sku":"1747-L531","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/1747-L5313.jpg?v=1785423791","url":"https:\/\/www.maxwellplc.com\/products\/1747-l531-allen-bradley-slc-500-slc-5-03-8k-controller","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}