{"title":"Allen-Bradley SLC 500","description":"\u003cp\u003eThe Allen-Bradley SLC 500 is a widely used legacy chassis-based PLC platform known for its rugged reliability. The architecture consists of 1747- CPUs and 1746- I\/O modules housed in 4, 7, 10, or 13-slot racks. Technical characteristics include specialized communication options like DH-485 and DH+ and a modular design that allows for easy hardware swaps. Functionally, the SLC 500 remains a critical component in existing factory infrastructures for discrete and analog control. Although many systems have migrated to \u003ca href=\"https:\/\/www.plcprotech.com\/collections\/allen-bradley-compactlogix\"\u003eCompactLogix\u003c\/a\u003e, our inventory of genuine SLC 500 spares ensures continued uptime for these historically significant and high-performing controllers across various industrial sectors.\u003c\/p\u003e","products":[{"product_id":"bently-nevada-3300-xl-series-21747-045-01-proximitor-extension-cable-with-armor","title":"Bently Nevada 3300 XL Series 21747-045-01 Proximitor Extension Cable with Armor","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e21747-045-01 (21747-045-01)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as a critical link within the Bently Nevada 3300 and 3300 XL Proximitor Sensor systems. This specific extension cable is engineered to maintain high-fidelity signal transmission between the proximity probe and the Proximitor sensor, ensuring precise vibration and position monitoring in demanding rotating machinery environments. The inclusion of stainless steel armor provides superior mechanical protection against physical abrasion and fluid exposure common in industrial settings.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTechnical Data\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\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada (Baker Hughes)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003e21747-045-01\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.5 Meters (Approximately 14.8 Feet \/ 177 Inches)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eArmor Configuration\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eFlexible Stainless Steel Armor (Option 01)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSystem Compatibility\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3300 and 3300 XL 5mm \u0026amp; 8mm Proximity Transducer Systems\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eConnector Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMiniature coaxial Gold-plated ClickLoc connectors\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCapacitance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e69.9 pF\/m (21.3 pF\/ft) typical\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-51 °C to +177 °C (-60 °F to +350 °F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMinimum Bend Radius\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e25.4 mm (1.0 in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation and Application\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eProper implementation of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e21747-045-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erequires ensuring that the combined length of the proximity probe and the extension cable matches the required system length of the Proximitor Sensor (typically 5.0 or 9.0 meters). This armored version is ideal for internal machine housing or exposed conduit runs where moisture, oil, or mechanical impact risks are present.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cable be used with non-XL 3300 sensors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e21747-045-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis backward compatible with standard 3300 series 5mm and 8mm systems, provided the total electrical length is calibrated correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the benefit of the '01' Armor option?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe stainless steel braiding prevents the coaxial core from being crushed or kinked, which would otherwise alter the electrical capacitance and degrade the accuracy of vibration data.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668310094187,"sku":"21747-045-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/21747-045-01-fsoxkziulth_7260c2c9-8728-4dd8-a6f7-5f900ae6824f.jpg?v=1765520819"},{"product_id":"1747-l532-allen-bradley-slc-5-03-processor-16k-memory-module","title":"1747-L532 Allen-Bradley SLC 5\/03 Processor 16K Memory Module","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview and Legacy System Value\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-L532 (1747L532)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance CPU within the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSLC 500\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efamily, specifically the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSLC 5\/03\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eseries. Designed to handle more complex instruction sets and faster processing than the entry-level 5\/01 or 5\/02 units, this controller features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e16K words\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof user memory. It is a vital component for maintaining or upgrading legacy industrial systems in textile manufacturing, food processing, and material handling. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-L532\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eintroduced a significant leap in communication flexibility by including a dedicated\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDH-485\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eport for networking and an\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRS-232\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eport for point-to-point communication with HMIs, scanners, or modems, making it one of the most versatile processors in the SLC lineage.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eHardware Architecture and Execution Logic\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-L532\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis built on a modular chassis-based architecture, occupying the first slot (Slot 0) of an SLC 500 chassis. It is engineered for deterministic logic execution and high-speed I\/O updates.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDual Communication Ports:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eFeatures a Channel 1\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eDH-485\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(RJ45) port and a Channel 0\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRS-232\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(9-pin D-shell) port. Channel 0 supports DF1, DH-485, and ASCII protocols.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInstruction Performance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eWith a typical bit execution speed of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.44 microseconds\u003c\/strong\u003e, it provides the rapid response times required for high-speed machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMemory Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 16K memory is dedicated to both program logic and data tables. It utilizes battery-backed RAM to prevent data loss during power cycles.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAdvanced Features:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eSupports online editing, floating-point math, and high-level programming instructions that were previously only available on larger PLC platforms.\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\u003e1747-L532\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSLC 5\/03\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\u003e16K Words\u003c\/strong\u003e (Total)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eLocal I\/O Capacity\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUp to 4,096 Inputs and Outputs\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMax Chassis Slots\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 Chassis (Max 30 Slots)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProgram Scan Time\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.9 ms\/K (Typical)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e500 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e175 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 60 Celsius\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\u003e1.0 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\u003eHow can I protect the program memory during long-term storage?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-L532\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003erelies on a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-BA\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003elithium battery to maintain the RAM. For critical backup, it is highly recommended to use the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-M11\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEEPROM memory module. This allows the processor to automatically reload the program in the event of a battery failure or total power discharge.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the function of the \"Run\/Rem\/Prog\" keyswitch on the front?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe three-position keyswitch controls the CPU mode.\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRUN\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eexecutes the program and prevents edits;\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePROG\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estops the CPU for downloads;\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eREM\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Remote) allows a technician to switch modes and perform online edits via software like RSLogix 500.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan Channel 0 be used for non-AB devices?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Channel 0 can be configured for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eASCII\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecommunication, enabling the SLC 5\/03 to communicate with non-Rockwell devices such as barcode readers, weight scales, and serial printers.\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\u003eChassis Compatibility:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEnsure the processor is firmly seated in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSlot 0\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof the 1746 chassis. Improper seating can cause intermittent \"Bus Errors\" or internal hardware faults.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBattery Maintenance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eReplace the battery while power is applied to the chassis to avoid losing the program. If the \"BATT\" LED is red, you have approximately 10 to 30 days of retention left before data loss occurs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStatic Protection:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe internal components of the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1747-L532\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eare sensitive to electrostatic discharge. Always wear a grounded wrist strap or touch a grounded metal surface before handling the module.\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\u003e1747-L532\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eremains a cornerstone of industrial reliability. Its\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eonline editing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecapability is a major advantage for process industries, allowing engineers to fine-tune timers and logic without stopping production. By offering a high-density I\/O capacity and robust serial communication options, it provides a cost-effective solution for sustaining existing automation assets without the high cost of a complete system migration.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":52695193321835,"sku":"Allen Bradley 1747-L532","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/allen-bradley-1747-l532-slc-5-03-16k-controller-swvprog24xb_a229da4d-5f3a-41df-8fd7-9314d12d26c8.jpg?v=1766114718"}],"url":"https:\/\/www.plcprotech.com\/collections\/allen-bradley-slc-500.oembed","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}