{"product_id":"sdv531-s33-s2-yokogawa-digital-output-module","title":"SDV531-S33 S2 Yokogawa Digital Output Module","description":"\u003ch2\u003e\u003cstrong\u003eProduct Description\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSDV531-S33 S2\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-integrity\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8-channel safety digital output module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eengineered for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eYokogawa ProSafe-RS Safety Instrumented System (SIS)\u003c\/strong\u003e. This\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eS2-revision\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003emodule provides\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e24 V DC current-source outputs\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto drive critical field elements such as\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esolenoid valves and safety relays\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eEach output channel is\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eelectrically isolated\u003c\/strong\u003e, preventing field-side disturbances from propagating to the system backplane and maintaining\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSIL3 safety compliance\u003c\/strong\u003e. The module is optimized for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elow voltage drop and minimal leak current\u003c\/strong\u003e, preventing unintended actuation of sensitive devices.\u003c\/p\u003e\n\u003cp\u003eDesigned for high-performance safety loops, it features\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eadvanced diagnostics\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003erapid 30 ms response time\u003c\/strong\u003e, ensuring precise execution of\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eenergize-to-trip\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ede-energize-to-trip\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esafety logic.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\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\u003eOutput Channels\u003c\/td\u003e\n\u003ctd\u003e8 channels, current source (sourcing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Voltage\u003c\/td\u003e\n\u003ctd\u003e24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Drop\u003c\/td\u003e\n\u003ctd\u003eMax. 1 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Requirement\u003c\/td\u003e\n\u003ctd\u003e24 V DC (+20% \/ -10% tolerance)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Load Current\u003c\/td\u003e\n\u003ctd\u003e0.6 A per channel (4.8 A total)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMin Load Current\u003c\/td\u003e\n\u003ctd\u003e35 mA (required for diagnostic monitoring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Resistance Range\u003c\/td\u003e\n\u003ctd\u003e40 Ω – 685 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLeak Current (OFF state)\u003c\/td\u003e\n\u003ctd\u003eMax. 1.6 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e≤ 30 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation\/Withstand Voltage\u003c\/td\u003e\n\u003ctd\u003e2 kV AC between outputs and system logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Power Consumption\u003c\/td\u003e\n\u003ctd\u003e280 mA @ 5 V DC \/ 140 mA @ 24 V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.34 kg \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eApplication Scenarios\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe SDV531-S33 S2 is ideal for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003elocalized safety control loops\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ein:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eRefineries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGas processing plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eChemical processing facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eIt is particularly suited for controlling a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecompact set of final elements\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8-channel density\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis more space- or cost-efficient than larger 16-channel modules.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e\u003cstrong\u003eMinimum Load Current Significance\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e35 mA minimum load\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis essential for proper\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epulse-test diagnostics\u003c\/strong\u003e. Loads drawing less than this threshold—such as high-impedance LEDs or small relays—may trigger false \"open loop\" alarms. In such cases, a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edummy resistor\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan be added to meet the minimum current requirement.\u003c\/p\u003e","brand":"YOKOGAWA","offers":[{"title":"Default Title","offer_id":51706895204664,"sku":"SDV531-S33 S2","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/SDV531-S33_S2.jpg?v=1770256782","url":"https:\/\/www.automodulexpert.com\/products\/sdv531-s33-s2-yokogawa-digital-output-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}