{"product_id":"1756-l7sp-controllogix-guardlogix-safety-partner-controller-allen-bradley","title":"1756-L7SP ControlLogix GuardLogix Safety Partner Controller | Allen Bradley","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eAllen Bradley 1756-L7SP\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as the mandatory Safety Partner controller for the GuardLogix 5570 series. This module provides the secondary processor redundancy required to achieve up to SIL 3 (IEC 61508) and PLe\/Category 4 (ISO 13849-1) safety ratings. It works in tandem with a primary safety controller to execute safety-critical logic, cross-checking operations to ensure fail-safe performance in hazardous industrial environments. We supply this unit as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e, ensuring your safety system utilizes only original, uncompromised factory hardware.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\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\u003eSpecification Details\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\u003eAllen Bradley \/ Rockwell Automation\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSafety Partner Controller\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCompatible Primaries\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1756-L71S, 1756-L72S, 1756-L73S (and K-versions)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (5.1V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e801 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eBackplane Current (24V DC)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 mA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003ePower Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e2.5 Watts\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eThermal Dissipation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8.5 BTU\/hr\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eIsolation Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e30V Continuous (Type tested at 980V AC for 60s)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSlot Requirement\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMust occupy the slot to the immediate right of primary\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.56 lbs (0.26 kg)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eEnables SIL 3 Compliance:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe 1756-L7SP provides the dual-processor architecture necessary for high-integrity safety loops. Without this partner module, the primary GuardLogix controller cannot execute safety-rated logic, effectively bridging the gap between standard control and certified machine safety.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSeamless Hardware Synchronization:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe module performs high-speed data cross-checks with the primary controller via the 1756 backplane. This synchronization detects internal hardware faults or logic discrepancies instantly, triggering a safe state transition before hazardous conditions develop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSimplified System Configuration:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe Safety Partner requires no independent programming. It automatically mirrors the safety configuration of the primary controller (e.g., 1756-L73S), reducing engineering hours and eliminating the risk of mismatched logic between redundant pairs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLow Thermal Impact:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGenerating only 8.5 BTU\/hr, this module maintains a cool operational profile. This low heat emission prevents localized \"hot spots\" in the chassis, ensuring the longevity of surrounding communication modules and power supplies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 1756-L7SP a standalone controller?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1756-L7SP has no user memory or independent I\/O capacity. It functions strictly as a safety co-processor and must pair with a primary 1756-L7xS controller to operate.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhere must I install the Safety Partner in the chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYou must install the 1756-L7SP in the slot immediately to the right of the primary controller. For example, if your 1756-L73S sits in Slot 0, the 1756-L7SP must occupy Slot 1. The system will fault if you place the modules in non-adjacent slots.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this unit arrive in original Allen Bradley packaging?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. We guarantee this unit is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand ships in its original factory-sealed box. Using new components is critical for safety-rated systems to ensure the full MTBF (Mean Time Between Failures) remains intact.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this with the newer 1756-L8S (ControlLogix 5580) processors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The 1756-L8S series uses an integrated safety architecture that does not require a separate safety partner. The 1756-L7SP specifically supports the 1756-L7xS (GuardLogix 5570) series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":53380212850872,"sku":"1756-L7SP","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/1756-L7SP.jpg?v=1776847819","url":"https:\/\/www.globalpetroparts.com\/products\/1756-l7sp-controllogix-guardlogix-safety-partner-controller-allen-bradley","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}