{"product_id":"allen-bradley-1747-l553-industrial-automation-module-reliable","title":"Allen-Bradley 1747-L553 Industrial Automation Module - Reliable","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1747-L553 is a high-performance SLC 5\/05 processor from the SLC 500 PLC family. It delivers the largest memory capacity in its series, with 64 KB of battery-backed RAM, making it ideal for complex medium-to-large-scale automation tasks. The 1747-L553 integrates both Ethernet and RS-232 communication ports, enabling flexible connectivity for HMI, programming, and peer-to-peer networking.\u003c\/p\u003e\u003cp\u003eEngineered for reliability, the 1747-L553 supports up to 4096 inputs and 4096 outputs, along with 480 local analog I\/O channels. Its advanced instruction set, based on PLC-5 architecture, handles discrete, analog, and motion control applications with ease. Whether used in factory automation, process control, or SCADA systems, this processor ensures robust and responsive operation.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eRockwell Automation\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\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e1747-L553\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eSLC 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eSLC 5\/05 Processor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003e4096\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e4096\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAnalog I\/O\u003c\/td\u003e\n\u003ctd\u003e480\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUser Memory\u003c\/td\u003e\n\u003ctd\u003e64,000 Words\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eBattery-Backed RAM (up to 64 KB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProgram Scan Time\u003c\/td\u003e\n\u003ctd\u003e0.9 ms\/K\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\u003ctr\u003e\n\u003ctd\u003eI\/O Chassis\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChassis Module Slots\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eEthernet, RS-232\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackup Memory\u003c\/td\u003e\n\u003ctd\u003e1747-M13\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmbient Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Backup\u003c\/td\u003e\n\u003ctd\u003eYes (1747-BA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eKey Features \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Memory Capacity:\u003c\/strong\u003e 64,000 words of user memory, ideal for large, data-intensive programs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Communication Ports:\u003c\/strong\u003e Integrated Ethernet (10\/100 Mbps) and RS-232 for simultaneous, high-speed data exchange.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtensive I\/O Support:\u003c\/strong\u003e Up to 4096 discrete inputs and outputs, plus 480 analog I\/O channels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Processing:\u003c\/strong\u003e 0.9 ms\/K program scan time and 0.225 ms I\/O scan time ensure real-time control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Expansion:\u003c\/strong\u003e Supports up to 3 local chassis with 30 slots, and optional Remote I\/O and DeviceNet scanner modules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery-Backed RAM:\u003c\/strong\u003e Maintains program and data integrity during power loss.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIndustry Applications\u003c\/h2\u003e\u003cp\u003eThe Allen-Bradley 1747-L553 excels in demanding automation environments. In \u003cstrong\u003efactory automation\u003c\/strong\u003e, it coordinates high-speed discrete operations, such as assembly lines and packaging systems, where its fast scan times and large I\/O capacity minimize cycle delays. In \u003cstrong\u003eprocess automation\u003c\/strong\u003e, the processor handles analog loops and complex control algorithms, ensuring precise temperature, pressure, and flow regulation.\u003c\/p\u003e\u003cp\u003eFor \u003cstrong\u003eSCADA systems\u003c\/strong\u003e, the 1747-L553 can operate as a remote terminal unit, communicating via Ethernet to central control rooms. Its RS-232 port also supports direct connection to HMIs and programming terminals, simplifying commissioning and maintenance. The processor's ability to message other Allen-Bradley platforms (PLC-5, CompactLogix, ControlLogix) makes it a versatile choice for multi-vendor plants.\u003c\/p\u003e\u003ch2\u003eInstallation \u0026amp; Setup\u003c\/h2\u003e\u003cp\u003eInstall the 1747-L553 into any SLC 500 chassis, always in slot 0. Ensure the backplane power supply meets the module's current requirements (1 A @ 5 VDC). Connect the Ethernet port to a switch or directly to a programming terminal; use the RS-232 port for local HMI or programming. For remote I\/O or DeviceNet networks, install the appropriate scanner modules. Verify the battery (1747-BA) is installed and charged before first use.\u003c\/p\u003e\u003ch2\u003eMaintenance \u0026amp; Reliability\u003c\/h2\u003e\u003cp\u003eRegularly inspect the battery voltage and replace it every 2-3 years to prevent memory loss. Keep the module's air vents clean and ensure ambient temperature stays within 0-60 °C. Check Ethernet cable connections for wear and secure seating. The 1747-L553's rugged design withstands 30G shock, but avoid prolonged exposure to moisture or corrosive gases.\u003c\/p\u003e\u003ch2\u003eCompatibility \u0026amp; Integration\u003c\/h2\u003e\u003cp\u003eThe 1747-L553 integrates seamlessly with the SLC 500 platform and supports various communication protocols, including Ethernet\/IP, RS-232, and optional modules for Remote I\/O, DH+, DeviceNet, and DH485. It can exchange messages with PLC-5, CompactLogix, and ControlLogix controllers. Use the 1761-NET-AIC converter for RS-232 to DH-485 conversion when needed.\u003c\/p\u003e\u003ch2\u003eBuying Guide\u003c\/h2\u003e\u003cp\u003eBefore purchasing, verify your system's power supply capacity and chassis slot availability. Confirm the required communication interfaces and I\/O configuration. For critical applications, consider a spare battery (1747-BA) and a backup memory module (1747-M13). PLC Source PRO offers genuine Allen-Bradley 1747-L553 processors with fast shipping and reliable support.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default","offer_id":44434830852195,"sku":"1747-L553","price":278.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/8635\/0435\/files\/1747-AENTR_7999883a-c097-4865-9c3b-02ad3bae65aa.jpg?v=1785774404","url":"https:\/\/www.plcsourcepro.com\/ar\/products\/allen-bradley-1747-l553-industrial-automation-module-reliable","provider":"PLC Source PRO","version":"1.0","type":"link"}