{"product_id":"allen-bradley-440r-em4r2-guardmaster-safety-expansion-module","title":"Allen-Bradley 440R-EM4R2","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Allen-Bradley 440R-EM4R2 Guardmaster Safety Expansion Module is an essential component for significantly enhancing the output capacity and flexibility of your existing safety control systems. Engineered by industry leader Allen-Bradley, this robust module is designed to seamlessly integrate with their renowned Guardmaster family of safety relays, providing a scalable solution for complex safety applications. Operating efficiently on a standard 24V DC power supply, the 440R-EM4R2 ensures reliable performance in demanding industrial environments.\u003c\/p\u003e\n\u003cp\u003eThis expansion module is equipped with a comprehensive set of inputs and outputs to meet diverse safety requirements. It boasts four (4) Normally Open (N.O.) immediate safety outputs, allowing for direct and rapid actuation of safety devices such as contactors, motor starters, and hydraulic valves. For advanced safety logic and system interconnection, it includes one (1) Normally Closed (N.C.) single-wire safe input and one (1) N.C. single-wire safe output, enabling efficient daisy-chaining and communication within a safety network. Furthermore, a dedicated N.C. solid-state auxiliary output provides immediate status signaling to PLCs or other control systems, offering valuable diagnostic information without compromising safety circuit integrity. Its compact, DIN-rail mountable design and removable terminals simplify installation, maintenance, and field replacement, making the 440R-EM4R2 an intelligent choice for optimizing safety system performance and compliance.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDedicated Safety Expansion:\u003c\/strong\u003e Specifically engineered to extend the output capabilities of Allen-Bradley Guardmaster safety relays.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003e4 N.O. Immediate Safety Outputs:\u003c\/strong\u003e Provides rapid and direct control for multiple safety-related devices, enhancing system response time.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFlexible Single-Wire Safety I\/O:\u003c\/strong\u003e Features 1 N.C. single-wire safe input and 1 N.C. single-wire safe output for streamlined integration and cascading of safety functions.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eComprehensive Diagnostics:\u003c\/strong\u003e Includes 1 N.C. solid-state auxiliary output for real-time status signaling and improved system monitoring.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRobust 24V DC Operation:\u003c\/strong\u003e Ensures reliable and consistent performance within standard industrial control circuits.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEffortless Installation \u0026amp; Maintenance:\u003c\/strong\u003e Equipped with removable terminals and a compact DIN-rail mount design for quick setup and simplified service.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eHigh Safety Integrity:\u003c\/strong\u003e Compliant with ISO 13849-1 (up to PLe) and IEC 62061 (up to SIL 3) for stringent safety standard adherence.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCatalog Number:\u003c\/strong\u003e 440R-EM4R2\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Expansion Safety Relay Module\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Allen-Bradley Guardmaster\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 24V DC\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety Inputs:\u003c\/strong\u003e 1 N.C. Single-Wire Input\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety Outputs:\u003c\/strong\u003e 4 N.O. Relay Outputs\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafe Output Pass-Through:\u003c\/strong\u003e 1 N.C. Single-Wire Output\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAuxiliary Output:\u003c\/strong\u003e 1 N.C. Solid-State Output\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e DIN Rail\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTerminals:\u003c\/strong\u003e Removable\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -5°C to +55°C\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e ISO 13849-1 (up to PLe), IEC 62061 (up to SIL 3)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdvanced Machine Safety Systems:\u003c\/strong\u003e Ideal for expanding the output capacity of safety circuits in complex machinery and automated lines.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEmergency Stop (E-Stop) Systems:\u003c\/strong\u003e Enhances the reliability and scalability of E-Stop circuits by providing additional controlled outputs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIndustrial Equipment Safety Upgrades:\u003c\/strong\u003e A critical add-on for integrating multi-device safety control in diverse industrial setups.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSafety Gate \u0026amp; Interlock Monitoring:\u003c\/strong\u003e Extends safety monitoring capabilities for interlocking guards and access points.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eRobotics \u0026amp; Automation Industry:\u003c\/strong\u003e Supports the implementation of intricate safety zones and responsive shutdown procedures.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eProcess Control Systems:\u003c\/strong\u003e Provides dependable safety isolation and control for critical process steps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose the 440R-EM4R2?\u003c\/h2\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSeamless Guardmaster Integration:\u003c\/strong\u003e Designed for effortless compatibility, ensuring quick setup and reliable performance within your existing Allen-Bradley Guardmaster safety architecture.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eEnhanced Safety Output Flexibility:\u003c\/strong\u003e Offers essential output expansion, allowing for sophisticated control of multiple safety functions from a single, unified safety system.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eUncompromised Safety Certifications:\u003c\/strong\u003e Meets rigorous international safety standards, including up to SIL 3 and PLe, providing peace of mind and regulatory compliance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eSimplified Wiring and Maintenance:\u003c\/strong\u003e Featuring removable terminals and a DIN-rail mountable design, it drastically reduces installation time and simplifies future servicing.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGlobal Availability \u0026amp; Support:\u003c\/strong\u003e Allen-Bradley's worldwide network ensures availability, reliable support, and access to comprehensive technical documentation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFuture-Proof Your Safety System:\u003c\/strong\u003e Invest in a scalable solution that can adapt to evolving safety requirements and expand with your operational needs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eOrder Now\u003c\/h2\u003e\n\u003cp\u003eElevate your industrial safety standards with the Allen-Bradley 440R-EM4R2 Guardmaster Safety Expansion Module. This crucial component is currently in stock and available for fast worldwide shipping, ensuring your operations remain safe and compliant without delay. Should you have any questions regarding compatibility with your current Guardmaster safety relay setup, our expert team is ready to assist.\u003c\/p\u003e\n\u003cp\u003eFor a complete overview of all available models and specifications in this product family, please visit our \u003ca href=\"#\"\u003eGuardmaster 440R Safety Relays main category\u003c\/a\u003e. To explore the extensive range of Allen-Bradley industrial automation solutions, including controllers, drives, motors, HMIs, and accessories, continue to our \u003ca href=\"#\"\u003eAllen-Bradley Industrial Automation Products master category\u003c\/a\u003e.\u003c\/p\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":45182973935669,"sku":"440R-EM4R2","price":347.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/7263\/6213\/files\/440R-EM4R2.webp?v=1777415688","url":"https:\/\/djer6s-ji.myshopify.com\/products\/allen-bradley-440r-em4r2-guardmaster-safety-expansion-module","provider":"PLCReadyparts","version":"1.0","type":"link"}