Manufacture	GE
Item No	IS420UCSBH1A
Article number	IS420UCSBH1A
Series	Mark VIe
Origin	United States（US）
Dimension	85*11*110(mm)
Weight	1.2 kg
Customs Tariff Number	85389091
Type	UCSB Controller Module

GE General Electric Mark VIe IS420UCSBH1A GE UCSB Controller Module IS420UCSBH1A is a UCSB Controller Module developed by GE. UCSB controllers are self-contained computers that execute application-specific control system logic. The UCSB controller does not host any application I/O, unlike traditional controllers that do. Furthermore, all I/O networks are connected to each controller, providing it with all input data. If a controller is powered down for maintenance or repair, the hardware and software architecture ensures that no single point of application input is lost. According to the GEH-6725 Mark VIe and Mark VIeS, Controls Equipment HazLoc Instruction Guide the IS420UCSBH1A controller is labeled as a Mark VIe, LS2100e, and EX2100e controller. IS420UCSBH1A The controller is pre-loaded with application-specific software. It is capable of running rungs or blocks. Minor changes to the control software can be made online without restarting the system. The IEEE 1588 protocol is used to synchronize the clocks of the I/O packs and controllers to within 100 microseconds via the R, S, and T IONets. External data is transferred to and from the controller's control system database via the R, S, and T IONets. Process inputs and outputs to I/O modules are included.Application A common application of the UCSB module is in gas turbine control systems in power generation plants. In this scenario, the UCSB module can be used to manage the start-up, shutdown, and operational sequencing of gas turbines, which require precise control of fuel flow, air intake, ignition, and exhaust systems. During normal operation, the UCSB module can manage and coordinate various control loops (such as temperature control, pressure regulation, and speed control) to ensure that the turbine operates within safe and efficient parameters.