{"product_id":"1756-l72s-k-allen-bradley-guardlogix-conformal-coated-pac","title":"1756-L72S\/K | Allen Bradley | GuardLogix Conformal Coated PAC","description":"\u003ch3\u003e\u003cstrong\u003eAllen Bradley 1756-L72S\/K ControlLogix GuardLogix 5570 Safety Processor\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L72S\/K (1756-L72S\/K)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-performance safety controller belonging to the Allen-Bradley GuardLogix 5570 series. This specific \"K\" variant signifies\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eConformal Coating\u003c\/strong\u003e, providing enhanced protection against harsh environmental contaminants, humidity, and chemical exposure, making it ideal for corrosive industrial settings.\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L72S\/K\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eintegrates standard control, safety control, and high-speed motion in a single chassis-based unit. It is designed to meet the most stringent global safety standards, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSIL 3 and PLe\u003c\/strong\u003e, when paired with its mandatory safety partner (1756-L7SP). By utilizing a single controller for both standard and safety tasks, users can significantly reduce hardware costs and simplify system architecture.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L72S\/K\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers robust processing power with dedicated safety partitions:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e: Allen-Bradley (Rockwell Automation)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eModel\/Catalog Number\u003c\/strong\u003e:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e1756-L72S\/K\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct Line\u003c\/strong\u003e: GuardLogix 5570\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eStandard User Memory\u003c\/strong\u003e: 4 MB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Memory\u003c\/strong\u003e: 2 MB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Memory\u003c\/strong\u003e: 0.98 MB\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eNon-Volatile Memory\u003c\/strong\u003e: 1 GB Secure Digital (SD) card included (1784-SD1)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Partner Required\u003c\/strong\u003e: 1756-L7SP (mandatory for SIL 3\/PLe)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O Capacity\u003c\/strong\u003e: 128,000 total digital I\/O; 4,000 analog I\/O\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e: 1 USB 1.1 Full Speed port (supports EtherNet\/IP, ControlNet, DeviceNet via modules)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProcessor Scan Time\u003c\/strong\u003e: 0.08 ms per K of logic\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent Draw\u003c\/strong\u003e: 800 mA @ 5.1V DC; 5 mA @ 1.2V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnergy Storage\u003c\/strong\u003e: 1756-ESMCAP (Integrated Capacitor), 1756-ESMNSE, or 1756-ESMNRM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Protection\u003c\/strong\u003e: Conformal Coated (K-Rating)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e: 0°C to +60°C (32°F to 140°F)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSafety Certification\u003c\/strong\u003e: SIL 3 (IEC 61508), PLe (ISO 13849-1)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":44000987316323,"sku":"1756-L72S\/K","price":260.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/278_dd5f8548-9ce4-4ff7-a3c5-32db7fd68ab4.jpg?v=1770964042","url":"https:\/\/www.autocontrolglobal.com\/products\/1756-l72s-k-allen-bradley-guardlogix-conformal-coated-pac","provider":"AutoControl Global","version":"1.0","type":"link"}