{"product_id":"ge-mark-vles-is421ucsbs1a-safety-controller-module","title":"GE Mark VleS IS421UCSBS1A Safety Controller Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eIS421UCSBS1A\u003c\/strong\u003e is an open-type, microprocessor-based controller designed for complete integrated control, protection, and monitoring functions within industrial automation frameworks. Specifically certified as a safety controller, this unit manages critical operations including generator and mechanical drive applications for gas and steam turbines, alongside broader industrial safety control procedures. Operating within the established system environment, it acts as a central execution unit for application-specific safety logic, running alongside dedicated input\/output networks to maintain total loop reliability. It interfaces seamlessly with specified communication channels and distributed power infrastructures to ensure deterministic, fault-tolerant execution of safety-instrumented functions.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilicon Integrity Level Support:\u003c\/strong\u003e Designed and designated specifically as a safety-certified controller for critical protection loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Resiliency:\u003c\/strong\u003e Engineered to maintain precise functional execution across demanding thermal environments up to 65 degC.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Area Compliance:\u003c\/strong\u003e Certified for deployment in Zone 2 explosive atmospheres when housed within an appropriately rated industrial enclosure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulated Power Integration:\u003c\/strong\u003e Built to interface directly with certified power distribution boards for structured voltage stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGas and steam turbine emergency protection and control loops.\u003c\/li\u003e\n\u003cli\u003eIndustrial generator protection systems.\u003c\/li\u003e\n\u003cli\u003eMechanical drive safety-instrumented systems (SIS).\u003c\/li\u003e\n\u003cli\u003eGeneral industrial control applications requiring certified safety execution.\u003c\/li\u003e\n\u003c\/ul\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\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGE Nexus Controls LLC \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIS421UCSBS1A \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSafety Controller \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMark VIeS \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e28 Vdc max \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Input Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.1 A max \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT4 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-30 degC to +65 degC \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePollution Degree Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePollution Degree 2 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSA \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\u003eEnclosure Requirement:\u003c\/strong\u003e This equipment must be field-mounted in an ATEX Zone 2 certified electrical enclosure providing a minimum ingress protection rating of at least IP54 (as defined in EN 60529).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Limitation:\u003c\/strong\u003e Ensure the installation environment does not exceed a Pollution Degree 2 rating as defined by EN 60664-1.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Source Limitations:\u003c\/strong\u003e Power the unit exclusively via a certified switched-mode power supply (SMPS) with an output current limited to a maximum of 20 A. The power supply must comply with the Vendor Manufactured Control Power supplies specification outlined in system hardware documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDistribution Routing:\u003c\/strong\u003e All electrical energy delivered to the module must pass through a power distribution board certified for the specific classified location of use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransient Protection:\u003c\/strong\u003e Provisions must be put in place external to the equipment to prevent the rated input voltage from being exceeded by transient power disturbances of more than 140%.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eStandard \/ Directive\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eClassification \/ Details\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eATEX Directive 2014\/34\/EU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eType Examination Certificate Number: DEMKO 12 ATEX 1114875X Rev. 18 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEquipment Marking\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEx II 3 G Ex ec IIC T4 Gc \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHarmonized Standards Met\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEN IEC 60079-0:2018, EN IEC 60079-7:2015\/A1:2018, EN 60079-7:2015 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical Radiation Safety\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCovered based on Exception 1 to the scope of EN 60079-28:2015 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e","brand":"General Electric","offers":[{"title":"Default Title","offer_id":52695422402923,"sku":"IS421UCSBS1A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/general-electric-is421ucsbs1a-safety-controller-module-ekpl2zhqzmv_036ce508-842e-40a0-b583-5d3285d3c4ab.jpg?v=1766135467","url":"https:\/\/www.plcprotech.com\/products\/ge-mark-vles-is421ucsbs1a-safety-controller-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}