{"product_id":"yokogawa-rs-el56-safety-plc-module","title":"Yokogawa RS-EL56 Safety PLC Module","description":"\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRS‑EL56\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-reliability module designed for ProSafe‑RS safety instrumented systems and CENTUM distributed control systems. Engineered for critical applications, this versatile module is available in multiple configurations, functioning as a SIL3-certified safety PLC, relay output module, or high-performance communication\/I\/O module. Its robust architecture ensures consistent operation in demanding industrial environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eProduct Model:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRS‑EL56\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSystem Compatibility: ProSafe‑RS, CENTUM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSafety Certification: SIL3 (IEC 61508, ANSI\/ISA 84)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOrigin: Japan\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRelay Output Version\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOutput Type: Dry-contact relay\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChannel Count: 8 or 16\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRated Voltage: 24 V DC\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eContact Load: Low-to-medium power switching\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eI\/O \u0026amp; Communication Version\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eInput Types: Analog, digital, pulse\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSampling Rate: 1 Hz – 100 kHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAccuracy: ±0.01% FS\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReliability: MTTF \u0026gt; 100,000 hours\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eI\/O Capacity: Up to 256 inputs \/ 256 outputs\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommunication Protocols: Modbus, ASCII, RTU\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eProcessing \u0026amp; Memory\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eProcessor: 10 MHz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMemory: 64 KB RAM, 32 KB EPROM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eEmergency Shutdown (ESD) systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFire \u0026amp; Gas detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIndustrial process automation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMachine control and monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eData acquisition and logging\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExternal device switching\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ \/ Related Information\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between RS‑EL56 configurations?\u003c\/strong\u003e\u003cbr\u003eA: Depending on your system requirements,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eRS‑EL56\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan function as a SIL3-certified safety PLC, a relay output module, or a communication\/I\/O module.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this module compatible with other Yokogawa DCS systems?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it integrates with ProSafe‑RS and CENTUM architectures.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the typical lifetime of this module?\u003c\/strong\u003e\u003cbr\u003eA: The mean time to failure (MTTF) exceeds 100,000 hours under standard operating conditions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can RS‑EL56 control high-power devices directly?\u003c\/strong\u003e\u003cbr\u003eA: The relay outputs support low-to-medium power loads; higher power devices require appropriate interfacing.\u003c\/p\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":42894574878810,"sku":"RS-EL56","price":264.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/YOKOGAWA_AFV10D-S41201_1.jpg?v=1770359565","url":"https:\/\/www.plcmasters.com\/fa\/products\/yokogawa-rs-el56-safety-plc-module","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}