IS420UCSDS1 Product datasheet   

IS420UCSDS1 Functional Description 

The General Electric IS420UCSDS1 DCS Module is a critical component of General Electric's Mark VIe Control Safety System, designed specifically for turbine control applications. As the first UCSB controller in this series, it features a 600 MHz EP80579 Intel microprocessor and shares similar software architecture with UCSC controllers. Certified for use in Mark VIe, LS2100e, and EX2100e systems, the General Electric IS420UCSDS1 Mark VIe Controller System delivers reliable performance in both hazardous and non-hazardous industrial environments. Its modular design distinguishes it from standard PCB components, offering enhanced flexibility for system integration.

The IS420UCSDS1 UCSB Controller Module operates within a DC voltage range of 18-30V, with nominal ratings of 24V and 28V DC. With a maximum current draw of 1.5A, it meets rigorous power efficiency standards. The controller carries multiple safety certifications including UL DEMKO 12 ATEX 1114875X for ATEX Zone 2, Group IIC locations and UL E207685 for Class I, Division 2 environments. These approvals demonstrate it's capability to perform in extreme operating conditions while maintaining system integrity.

Unlike traditional controllers, the GE IS420UCSDS1 Mark VIe Controller employs a unique architecture where application I/O is distributed across networks rather than hosted locally. It features five communication ports including RS-232C and Ethernet connections for various network configurations. This design ensures continuous data availability even during maintenance, eliminating single points of failure. The controller's naming convention reflects its modular assembly, UCSD functionality, and specialized PCB coating - all hallmarks of GE's engineering standards.

The Mark VIe Controller General Electric IS420UCSDS1 excels in critical control applications, particularly where system redundancy is paramount. Its standalone computer design executes control logic independently while maintaining access to all I/O network data. This architecture proves particularly valuable during maintenance operations, as powering down one controller doesn't compromise overall system functionality. With its robust construction and intelligent fail-safe features, it represents a reliable solution for demanding industrial automation requirements.