{"product_id":"yokogawa-ssc50d-s2543-duplexed-safety-control-unit","title":"Yokogawa SSC50D-S2543 Duplexed Safety Control Unit","description":"\u003cp\u003eConfigured for redundant safety control processing over the Vnet\/IP network, the Yokogawa SSC50D-S2543 (SSC50D Duplexed Safety Control Unit) provides dual-redundant power supply operation in a rack-mountable configuration. This model uses a 24 V DC power supply and includes the CFS1100 Safety Control Function License for R3: R3.02.31 or later. It is specified as a standard type with ISA Standard G3 environmental protection.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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-S2543\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003eSSC50D\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDuplexed Safety Control Units\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork\u003c\/td\u003e\n\u003ctd\u003eVnet\/IP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eRack mountable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply Configuration\u003c\/td\u003e\n\u003ctd\u003eDual-redundant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5.5 A at 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC Power Consumption - Reference Models\u003c\/td\u003e\n\u003ctd\u003e200 VA at 100 to 120 V AC; 230 VA at 200 to 240 V AC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e8.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 to 40 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Rating\u003c\/td\u003e\n\u003ctd\u003eISA Standard G3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExplosion Protection\u003c\/td\u003e\n\u003ctd\u003eNone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Control Function License\u003c\/td\u003e\n\u003ctd\u003eCFS1100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLicense Compatibility\u003c\/td\u003e\n\u003ctd\u003eR3: R3.02.31 or later\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRack Mounting Hardware\u003c\/td\u003e\n\u003ctd\u003eEight M5 screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Rack-Mounting Units\u003c\/td\u003e\n\u003ctd\u003eSSC50S-S \/ SSC50D-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRedundant Power Supply and Vnet\/IP Communication\u003c\/h3\u003e\n\u003cp\u003eThe SSC50D-S2543 is configured with a dual-redundant power supply arrangement for the safety control unit. The Vnet\/IP interface provides network connectivity within the compatible Yokogawa control system architecture.\u003c\/p\u003e\n\u003cp\u003eThe 24 V DC variant is rated at 5.5 A. The AC power consumption figures of 200 VA and 230 VA apply to the respective 100 to 120 V AC and 200 to 240 V AC models and should not be assigned to this DC-powered configuration.\u003c\/p\u003e\n\u003cp\u003eThe specified CFS1100 license supports the safety control function for system revision R3.02.31 or later. License compatibility should be verified against the installed control unit revision before commissioning.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Does the SSC50D-S2543 support a redundant power supply configuration?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The supplied model information specifies a dual-redundant power supply configuration. Detailed power supply switchover timing is not provided.\u003c\/p\u003e\n\u003cp\u003eQ: What is the rated power supply requirement for the SSC50D-S2543?\u003c\/p\u003e\n\u003cp\u003eA: The specified configuration uses a 24 V DC power supply with a rated current of 5.5 A. Confirm the installed rack and system power budget before energizing the unit.\u003c\/p\u003e\n\u003cp\u003eQ: What rack mounting hardware is required?\u003c\/p\u003e\n\u003cp\u003eA: The specified rack mounting arrangement uses eight M5 screws. The compatible rack-mounting unit designations listed in the source are SSC50S-S and SSC50D-S.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eRack mounting: Secure the unit using eight M5 screws in the designated rack mounting positions. Verify mechanical alignment and fastener engagement before connecting the wiring.\u003c\/li\u003e\n\u003cli\u003ePower supply: Confirm the installed unit is the 24 V DC variant. Check polarity, terminal identification, and supply capacity against the applicable Yokogawa installation documentation.\u003c\/li\u003e\n\u003cli\u003eGrounding: Connect protective and functional grounding according to the system installation manual. Avoid using signal cable shields as substitutes for protective grounding.\u003c\/li\u003e\n\u003cli\u003eNetwork cabling: Route Vnet\/IP communication cables separately from power conductors where practicable. Follow the manufacturer's requirements for cable type, connector termination, shielding, and network topology.\u003c\/li\u003e\n\u003cli\u003eRedundancy verification: Confirm both power supply paths and the associated system configuration before commissioning. Do not assume a specific switchover time without the applicable technical documentation.\u003c\/li\u003e\n\u003cli\u003eEnvironmental conditions: Maintain the specified operating temperature range of -20 to 40 deg C and verify that the installation environment meets ISA Standard G3 requirements.\u003c\/li\u003e\n\u003cli\u003eLicense and revision checks: Confirm CFS1100 license compatibility with the installed safety control system revision, including the specified R3.02.31 or later requirement.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":67786069082354,"sku":"SSC50D-S2543","price":235.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/5589\/5794\/files\/SSC50D-S25431.jpg?v=1792380135","url":"https:\/\/www.petrospare.com\/products\/yokogawa-ssc50d-s2543-duplexed-safety-control-unit","provider":"Petro Spare Industrial Limited","version":"1.0","type":"link"}