{"product_id":"yokogawa-ssc50d-f2524-prosafe-rs-duplexed-control-unit","title":"Yokogawa SSC50D-F2524 ProSafe-RS Duplexed Control Unit","description":"\u003ch2\u003eYokogawa SSC50D-F2524 Duplexed Safety Control Unit\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SSC50D-F2524\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eSSC50D\u003c\/strong\u003e Duplexed Safety Control Unit, operates as a dedicated hardware component for dual-CPU safety logic execution within ProSafe-RS Vnet\/IP networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eSSC50D-F2524\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 19-inch rack footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e20 W max (6 W typical)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Platform\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS Safety Instrumented System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003e24 VDC nominal (supports dual-redundant power)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Rating\u003c\/td\u003e\n\u003ctd\u003eSIL3 certified (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eVnet\/IP deterministic network\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Compatibility\u003c\/td\u003e\n\u003ctd\u003e4-20 mA, 0-10 VDC inputs and outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe Yokogawa SSC50D-F2524 executes fail-safe processing using a duplexed dual-CPU pipeline designed to evaluate safety logic without interruption. Built-in galvanic isolation barriers prevent common-mode voltage spikes and ground loops from compromising downstream analog processing blocks. When interfaced with 4-20 mA HART instrumentation, the control unit processes process variables (PV) and secondary digital diagnostic data simultaneously. High-density isolation circuits filter out backplane noise, maintaining an analog signal accuracy within +\/- 0.1% of full scale while upholding SIL3 execution limits across all assigned node paths.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the duplexed processor configuration handle a hardware failure during active runtime?\u003c\/p\u003e\n\u003cp\u003eA: The secondary CPU operates in dynamic synchronization with the primary processor, allowing instant failover without disrupting loop execution or altering output safe states.\u003c\/p\u003e\n\u003cp\u003eQ: What power wiring configuration maintains dual-redundant operation for the unit?\u003c\/p\u003e\n\u003cp\u003eA: Field installation requires dual 24 VDC external feeds connected to the primary and secondary power terminals, preventing system shutdown if one supply rail drops out.\u003c\/p\u003e\n\u003cp\u003eQ: Can the SSC50D-F2524 module undergo hot-swapping while the safety system remains online?\u003c\/p\u003e\n\u003cp\u003eA: The hardware architecture supports online replacement of a single faulty processor card while the alternate redundant card maintains logic execution, keeping process loops active.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eFirst, verify that the incoming DC power lines deliver a stable 24 VDC supply and confirm that cabinet conditions do not exceed the operating envelope of -20 to +60 deg C. Mount the control unit securely in a standard 19-inch rack frame, ensuring the grounding lug makes direct metal-to-metal contact with the protective earth (PE) busbar to bleed off high-frequency noise. Second, route signal cables for 4-20 mA loops through dedicated wire conduits separated from high-voltage AC distribution paths to maintain galvanic signal purity. Finally, inspect the rear Vnet\/IP communication connectors, ensuring dual-redundant bus cables are firmly locked into place before applying power.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51178968744248,"sku":"SSC50D-F2524","price":265.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/SSC50D-F2524.jpg?v=1759110117","url":"https:\/\/www.automodulexpert.com\/products\/yokogawa-ssc50d-f2524-prosafe-rs-duplexed-control-unit","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}