IS420UCSCH1A GE Module Parts UCSC Controller Module
The GE IS420UCSCH1A is a standalone UCSC controller module developed for the GE Mark VIe distributed control system. It is designed to execute application-specific control logic and manage communication between the controller, distributed I/O modules, and plant-level networks.
The module features a quad-core 1.2 GHz AMD G-Series processor, 4 GB DDR3 memory, and the QNX Neutrino real-time operating system. Its embedded PROFINET gateway functionality allows communication with compatible PROFINET I/O devices, including RSTi-EP Slice I/O.
The IS420UCSCH1A is suitable for gas turbine, steam turbine, combined-cycle power plant, and other industrial automation applications. It supports simplex, dual, and Triple Modular Redundant (TMR) configurations.
| Parameter | Specification |
|---|---|
| Manufacturer | General Electric (GE) |
| Model Number | IS420UCSCH1A |
| Product Type | UCSC Controller Module |
| Product Series | Mark VIe |
| Processor | Quad-core AMD G-Series |
| Processor Frequency | 1.2 GHz |
| Memory | 4 GB DDR3-1333 SDRAM |
| Operating System | QNX Neutrino RTOS |
| Controller Architecture | Real-time hypervisor |
| Ethernet Ports | 6 total, including 5 front-panel ports and 1 bottom port |
| IONet Interfaces | 3 Ethernet ports |
| Plant Network Interface | UDH Ethernet |
| PROFINET Interface | Embedded PROFINET gateway |
| USB Ports | 2 USB ports |
| Serial Interface | 1 RJ45 COM port, 115200 bit/s |
| Display Interface | DisplayPort, disabled after startup |
| Power Supply Voltage | 18-30 VDC |
| Nominal Supply Voltage | 24/28 VDC |
| Nominal Power Consumption | 18 W |
| Cooling Method | Convection cooling |
| Operating Temperature | -40°C to +70°C |
| Storage Temperature | -40°C to +85°C |
| Relative Humidity | 95%, non-condensing |
| Dimensions (H × D × W) | 168 × 150 × 55 mm |
| Dimensions with Mounting Base | 204 × 152 × 55 mm |
| Weight | Approximately 1.327 kg |
| Mounting | Panel / base-mounted |
| Redundancy | Simplex, Dual, and TMR |
| Engineering Software | GE ControlST / ToolboxST |
| MTBF at 30°C | Approximately 414,248 hours |
The IS420UCSCH1A executes application-specific control programs for turbine and plant automation. It processes analog and discrete control variables and performs logic operations required for equipment monitoring and process control.
The quad-core AMD processor and QNX Neutrino operating system provide a real-time computing platform for industrial control applications. The architecture supports multiple operating environments through real-time hypervisor technology.
The controller communicates with GE Mark VIe distributed I/O modules through three IONet Ethernet interfaces. These networks transfer process input and output information between the controller and the distributed I/O system.
The H1A version includes an embedded PROFINET gateway function. It allows communication with compatible PROFINET I/O devices, including RSTi-EP Slice I/O systems.
The controller uses its UDH Ethernet interface to communicate with engineering workstations and HMIs. Depending on the application configuration, it supports data exchange using protocols such as EGD and Modbus TCP.
The IS420UCSCH1A supports simplex, dual, and TMR configurations. In redundant systems, the controller architecture allows multiple controllers to receive I/O network data for continued control-system operation.
The IS420UCSCH1A is a GE Mark VIe UCSC standalone controller used for real-time industrial control and communication with distributed I/O systems.
It uses a quad-core 1.2 GHz AMD G-Series processor.
The controller is equipped with 4 GB DDR3-1333 SDRAM.
It uses the QNX Neutrino real-time operating system with a real-time hypervisor architecture.
The specified input voltage is 18-30 VDC, with nominal supply values of 24/28 VDC.
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