{"product_id":"yokogawa-sdv531-s33-prosafe-rs-digital-output-module","title":"Yokogawa SDV531-S33 ProSafe-RS Digital Output Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eYokogawa SDV531-S33\u003c\/strong\u003e is an 8-channel, 24 V DC safety-related \u003cstrong\u003edigital output module\u003c\/strong\u003e designed for integration into Yokogawa ProSafe-RS safety instrumented systems (SIS). This high-reliability module provides galvanic module isolation and outputs discrete ON\/OFF status signals to safeguard and control critical field equipment.\u003c\/p\u003e\n\u003cp\u003eEquipped with autonomous field wiring diagnostic functions, the \u003cstrong\u003eYokogawa SDV531-S33\u003c\/strong\u003e actively protects process environments. When a short-circuit fault occurs on the field side, the module automatically drives the corresponding output channel to an OFF state. After the line fault is cleared, the output channel can be securely restored via an intentional system Output Enable Operation to resume running application logic values. Without this deliberate enable command, the channel remains locked in its designated fail-safe value to ensure plant security.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e8 isolated current-source digital output channels \u003c\/li\u003e\n\u003cli\u003eIntegrated field wiring diagnostic functions without external adapters \u003c\/li\u003e\n\u003cli\u003eAutomatic channel de-activation (OFF state) upon field-side short-circuit detection\u003c\/li\u003e\n\u003cli\u003eConditional safety recovery protocol requiring an explicit Output Enable Operation\u003c\/li\u003e\n\u003cli\u003eFail-safe value enforcement for unrecovered or compromised output lines\u003c\/li\u003e\n\u003cli\u003eCompliant with ISA Standard G3 for advanced environmental corrosion resistance \u003c\/li\u003e\n\u003cli\u003eRobust wide-range thermal protection qualified for operation between -20 and 70 degC \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEmergency Shutdown Systems (ESD)\u003c\/li\u003e\n\u003cli\u003eBurner Management Systems (BMS)\u003c\/li\u003e\n\u003cli\u003eFire and Gas Systems (FGS)\u003c\/li\u003e\n\u003cli\u003eCritical Interlock Loops in Oil, Gas, and Chemical Processes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix Codes\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSDV531\u003c\/td\u003e\n\u003ctd\u003e\u003ci\u003e---\u003c\/i\u003e\u003c\/td\u003e\n\u003ctd\u003eDigital output module (8-channel, 24 V DC, module isolation) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ci\u003e---\u003c\/i\u003e\u003c\/td\u003e\n\u003ctd\u003e-S\u003c\/td\u003e\n\u003ctd\u003eStandard type \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ci\u003e---\u003c\/i\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eWith signal cable interface adapter and no explosion protection? (Note: User configuration overrides to 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ci\u003e---\u003c\/i\u003e\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003eWith ISA Standard G3 and temperature (-20 to 70 degC) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical 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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eYokogawa Electric Corporation \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eJapan \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eProSafe-RS FIO Systems \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of Outputs\u003c\/td\u003e\n\u003ctd\u003e8-channel, module isolation \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput 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\u003e1 V maximum \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Format\u003c\/td\u003e\n\u003ctd\u003eCurrent source \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Supply\u003c\/td\u003e\n\u003ctd\u003e24 V DC +20%\/-10%, current capacity: 5 A \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Power Supply Rating\u003c\/td\u003e\n\u003ctd\u003e24 V DC, 5 A minimum \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Leak Current (Output OFF)\u003c\/td\u003e\n\u003ctd\u003e1.6 mA \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Load Current\u003c\/td\u003e\n\u003ctd\u003e0.6 A per output line (4.8 A total for all output lines) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Load Current\u003c\/td\u003e\n\u003ctd\u003e35 mA \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad Resistance Range\u003c\/td\u003e\n\u003ctd\u003e40 to 685 Ohm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Response Time\u003c\/td\u003e\n\u003ctd\u003e30 ms maximum \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWithstand Voltage\u003c\/td\u003e\n\u003ctd\u003e2 kV AC between output signal lines and system for 1 minute \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e280 mA maximum (5 V DC), 140 mA maximum (24 V DC) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.34 kg (With dedicated signal cable interface adapter) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e130 mm x 32.8 mm x 124 mm (Module depth 130 mm, height 124 mm, width 32.8 mm with interface adapter) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Connection\u003c\/td\u003e\n\u003ctd\u003eDedicated signal cable (AKB331) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eConnector Type \/ Interface\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Cable Interface Adapter\u003c\/td\u003e\n\u003ctd\u003eConnects to the field side via dedicated signal cable AKB331 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Side Interface\u003c\/td\u003e\n\u003ctd\u003eInternal bus communication matching the Safety Node Unit \/ Safety Control Unit slots \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Mounting:\u003c\/strong\u003e Install the module into a certified slot of the Safety Node Unit or Safety Control Unit. Ensure the module is properly seated and locked.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Oversight:\u003c\/strong\u003e Ensure cabinet ventilation keeps the local environment within the certified -20 to 70 degC range, preventing thermal stagnation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Restrictions:\u003c\/strong\u003e When utilizing this specific interface adapter configuration, option codes for pressure clamp terminal blocks and MIL cable connectors are incompatible and must not be used.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrounding Considerations:\u003c\/strong\u003e For optimum noise immunity and reliable safety metrics, floating the field power supply is recommended. If grounded, note that the functional system ground links directly to the field ground.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52695382589803,"sku":"SDV531-S33","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/yokogawa-sdv531-s33-digital-output-module-x0ev3urspgg_3a364813-ed7a-405d-ab15-e7929bd349f5.jpg?v=1766132483","url":"https:\/\/www.plcprotech.com\/id\/products\/yokogawa-sdv531-s33-prosafe-rs-digital-output-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}