{"product_id":"ge-is420ucsbh3a-mark-vie-ucsb-controller-module","title":"GE IS420UCSBH3A Mark VIe UCSB Controller Module","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eGE IS420UCSBH3A (UCSB)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003estands as the primary computational engine within the Mark VIe Distributed Control System (DCS). This standalone controller module executes the application-specific control logic required for complex turbine operations, including fuel regulation, sequencing, and protection. Unlike traditional rack-based systems, the UCSB utilizes a compact, high-performance architecture that mounts directly to the control cabinet's cooling plate. We offer this unit as a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e100% Brand New and Original\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecomponent. By integrating a dedicated high-speed processor with multi-redundant communication links, the IS420UCSBH3A ensures deterministic execution of control loops and eliminates the data bottlenecks common in legacy automation platforms.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eFeature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eGeneral Electric (GE)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIS420UCSBH3A\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eControl Series\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eMark VIe Speedtronic\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eProcessor Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1066 MHz Intel EP80579 (or equivalent high-speed RISC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating System\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eQNX Neutrino (Real-time OS)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMemory\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e256 MB DDR2 SDRAM \/ 128 MB Flash\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCommunication\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3 x 10\/100\/1000 Mbps Ethernet Ports (IONet)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e18 to 30 VDC (24 VDC Nominal)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temp\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0 to 65 Celsius (Cold plate mounted)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eSupports Simplex, Dual, and TMR configurations\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e100% Brand New Original\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEngineering Advantages\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDeterministic Real-Time Execution:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe IS420UCSBH3A runs on a high-speed real-time operating system (RTOS) that guarantees task execution within precise millisecond windows. This determinism proves vital for high-speed turbine governing where even a microsecond delay in valve positioning can lead to mechanical instability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTriple IONet Redundancy:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThis module features three independent Ethernet ports dedicated to the IONet. These ports allow the controller to communicate simultaneously with the R, S, and T control cores. If one network path fails, the controller maintains full transparency and control over the I\/O packs without triggering a system trip.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFanless Thermal Management:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGE engineers designed the H3A revision for conductive cooling. The module transfers heat through its base to a dedicated cold plate. This fanless design eliminates the primary failure point of industrial PCs (mechanical fans) and allows the controller to operate in environments saturated with dust or oil mist.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFlash-Based Non-Volatile Memory:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eThe controller stores its entire firmware suite and application code on solid-state flash memory. This eliminates the need for rotating hard drives and ensures that the system recovers immediately after a power loss event, reloading all control parameters without manual intervention.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFAQs\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the \"H3A\" version differ from earlier UCSB modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe H3A revision incorporates a faster internal processor and expanded SDRAM capacity. This hardware update allows the controller to handle more complex control blocks and larger I\/O counts compared to the H1A or H2A versions while maintaining the same physical mounting footprint.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use the IS420UCSBH3A in a TMR (Triple Modular Redundant) system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The UCSB module supports Simplex, Dual, and TMR configurations. In a TMR setup, three IS420UCSBH3A units work in parallel, and the system uses \"two-out-of-three\" voting to ensure the highest level of reliability for critical turbine protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module require a separate power supply?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module requires a 24 VDC (nominal) source. In standard Mark VIe cabinets, this power typically comes from a redundant power distribution module. You must ensure the input voltage remains between 18 and 30 VDC to prevent undervoltage resets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the IS420UCSBH3A hot-swappable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWhile the network and power connections allow for replacement, we recommend following the GE Mark VIe maintenance procedures. In a redundant system, you can replace one controller while the others remain online, provided you synchronize the new module through the ToolboxST™ software.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":53469649830072,"sku":"IS420UCSBH3A","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/IS420UCSBH3A_1_1.jpg?v=1778836976","url":"https:\/\/www.globalpetroparts.com\/products\/ge-is420ucsbh3a-mark-vie-ucsb-controller-module","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}