{"product_id":"allen-bradley-1756-l72s-guardlogix-safety-processor-4mb-memory","title":"Allen-Bradley 1756-L72S GuardLogix Safety Processor 4MB Memory","description":"\u003ch2\u003eAllen-Bradley 1756-L72S GuardLogix Safety Processor\u003c\/h2\u003e\n\u003cp\u003eElevate your industrial safety systems with the \u003cstrong\u003e1756-L72S\u003c\/strong\u003e GuardLogix processor from \u003cstrong\u003eAllen-Bradley\u003c\/strong\u003e. This advanced programmable automation controller delivers robust safety performance with \u003cstrong style=\"color: #2e86ab;\"\u003e4MB user memory\u003c\/strong\u003e and dedicated safety features for SIL 3\/Cat. 4\/PLe applications.\u003c\/p\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Allen-Bradley \/ Rockwell Automation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries:\u003c\/strong\u003e GuardLogix 5570\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003e1756-L72S\u003c\/strong\u003e Programmable Automation Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Rating:\u003c\/strong\u003e SIL 3, Category 4, PLe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController Type:\u003c\/strong\u003e Dual-processor safety solution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 0.55 lbs (0.25 kg)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUser Memory:\u003c\/strong\u003e 4 MB standard memory capacity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Memory:\u003c\/strong\u003e 2 MB dedicated safety memory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Memory:\u003c\/strong\u003e 0.98 MB for input\/output processing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-Volatile Memory:\u003c\/strong\u003e 1 GB SD card (1784-SD1) included\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum I\/O Capacity:\u003c\/strong\u003e \u003cstrong style=\"color: #a23b72;\"\u003e128,000 points\u003c\/strong\u003e total\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital I\/O:\u003c\/strong\u003e 128,000 maximum points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnalog I\/O:\u003c\/strong\u003e 4,000 maximum points\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Consumption:\u003c\/strong\u003e 5mA @ 1.2V DC, 800mA @ 5.1V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Dissipation:\u003c\/strong\u003e 2.5 Watts maximum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Dissipation:\u003c\/strong\u003e 8.5 BTU\/hour\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsolation Voltage:\u003c\/strong\u003e 30V continuous operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication Port:\u003c\/strong\u003e 1 x Built-in USB port\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController Connections:\u003c\/strong\u003e Supports up to 500 connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Tasks:\u003c\/strong\u003e 31 programmable tasks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Tasks:\u003c\/strong\u003e 1 dedicated safety task\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSafety \u0026amp; Performance Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Processor Design:\u003c\/strong\u003e Requires 1756-L7SP safety partner module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Safety:\u003c\/strong\u003e Standard and safety projects in single file\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Storage Modules:\u003c\/strong\u003e Environmentally friendly battery alternative\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNetwork Support:\u003c\/strong\u003e ControlNet, DeviceNet, EtherNet\/IP safety communication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront Display:\u003c\/strong\u003e Real-time diagnostic information\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall in any ControlLogix chassis slot (4-slot to 17-slot)\u003c\/li\u003e\n\u003cli\u003eCompatible with standard and conformally-coated chassis\u003c\/li\u003e\n\u003cli\u003eWorks with 1756-PAxx and 1756-PBxx power supplies\u003c\/li\u003e\n\u003cli\u003eMultiple controllers can operate in same chassis\u003c\/li\u003e\n\u003cli\u003eNo traditional lithium batteries required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnergy Storage Options\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1756-ESMCAP:\u003c\/strong\u003e Integrated capacitor module\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1756-ESMNSE:\u003c\/strong\u003e Removable backup with no residual time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1756-ESMNRM:\u003c\/strong\u003e Non-removable module for secure applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDownload the complete technical manual for detailed installation and programming instructions: \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/1756_ControlLogix_I_O_Modules_Specifications.pdf?v=1758762502\"\u003eDownload 1756-L72S Technical Guide\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003ePackaging \u0026amp; Shipping\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 x \u003cstrong\u003e1756-L72S\u003c\/strong\u003e Controller with 1GB SD Card\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Methods:\u003c\/strong\u003e FedEx, UPS, DHL express shipping available\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month performance guarantee\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat safety partner module do I need?\u003c\/strong\u003e\u003cbr\u003eYou must use the 1756-L7SP or 1756-L7SPK safety partner module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan I expand the non-volatile memory?\u003c\/strong\u003e\u003cbr\u003eYes, the SD card can be upgraded to 2GB using the 1784-SD2 card.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow many I\/O points can this controller handle?\u003c\/strong\u003e\u003cbr\u003eIt supports up to 128,000 digital and 4,000 analog I\/O points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat networks support safety communication?\u003c\/strong\u003e\u003cbr\u003eSafety protocols work over EtherNet\/IP, DeviceNet, and ControlNet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes this controller use traditional batteries?\u003c\/strong\u003e\u003cbr\u003eNo, it uses modern energy storage modules instead of lithium batteries.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e© 2025 Ubest Automation Limited. All rights reserved.\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eOriginal Source:\u003c\/strong\u003e \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e\u003cbr\u003e\u003cstrong\u003eContact:\u003c\/strong\u003e \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e | \u003ca href=\"https:\/\/wa.me\/8618030005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":51115676008730,"sku":"1756-L72S","price":152.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/1756-L72S_2.jpg?v=1758792975","url":"https:\/\/www.ubestplc.com\/hu\/products\/allen-bradley-1756-l72s-guardlogix-safety-processor-4mb-memory","provider":"Ubest Automation Limited","version":"1.0","type":"link"}