IS420UCSCH1A GE Module Parts UCSC Controller Module

Product Summary
The GE IS420UCSCH1A UCSC Controller Module delivers reliable, real-time control for Mark VIe systems with a quad-core 1.2 GHz processor and 4 GB DDR3 memory. UL, CE, and RoHS certified, it supports simplex, dual, and TMR configurations, PROFINET, and panel or DIN rail mounting.
Product Description
Product Overview

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.

Technical Specifications
Parameter Specification
ManufacturerGeneral Electric (GE)
Model NumberIS420UCSCH1A
Product TypeUCSC Controller Module
Product SeriesMark VIe
ProcessorQuad-core AMD G-Series
Processor Frequency1.2 GHz
Memory4 GB DDR3-1333 SDRAM
Operating SystemQNX Neutrino RTOS
Controller ArchitectureReal-time hypervisor
Ethernet Ports6 total, including 5 front-panel ports and 1 bottom port
IONet Interfaces3 Ethernet ports
Plant Network InterfaceUDH Ethernet
PROFINET InterfaceEmbedded PROFINET gateway
USB Ports2 USB ports
Serial Interface1 RJ45 COM port, 115200 bit/s
Display InterfaceDisplayPort, disabled after startup
Power Supply Voltage18-30 VDC
Nominal Supply Voltage24/28 VDC
Nominal Power Consumption18 W
Cooling MethodConvection cooling
Operating Temperature-40°C to +70°C
Storage Temperature-40°C to +85°C
Relative Humidity95%, non-condensing
Dimensions (H × D × W)168 × 150 × 55 mm
Dimensions with Mounting Base204 × 152 × 55 mm
WeightApproximately 1.327 kg
MountingPanel / base-mounted
RedundancySimplex, Dual, and TMR
Engineering SoftwareGE ControlST / ToolboxST
MTBF at 30°CApproximately 414,248 hours
GE IS420UCSCH1A UCSC Controller Module front view showing Ethernet, USB, and serial ports
Main Functions
Industrial Control Logic Execution

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.

Real-Time Processing

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.

I/O Network Communication

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.

Embedded PROFINET Gateway

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.

Plant Network Communication

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.

Redundant Control Operation

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.

GE IS420UCSCH1A UCSC Controller Module side view showing mounting base and connectors
Frequently Asked Questions (FAQ)
Q1: What is the GE IS420UCSCH1A?

The IS420UCSCH1A is a GE Mark VIe UCSC standalone controller used for real-time industrial control and communication with distributed I/O systems.

Q2: What processor does the IS420UCSCH1A use?

It uses a quad-core 1.2 GHz AMD G-Series processor.

Q3: How much memory does the controller have?

The controller is equipped with 4 GB DDR3-1333 SDRAM.

Q4: Which operating system does the IS420UCSCH1A run?

It uses the QNX Neutrino real-time operating system with a real-time hypervisor architecture.

Q5: What is the power supply requirement?

The specified input voltage is 18-30 VDC, with nominal supply values of 24/28 VDC.

Product Details
Highlight:

GE UCSC Controller Module

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IS420UCSCH1A GE Module Parts

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GE UCSC Controller Replacement Parts

Voltagerating: Up To 480V
Manufacturer: General Electric
Compatibility: GE Industrial Equipment Models
Warranty: 1 Year Limited Warranty
Color: Typically Gray Or Black
Mountingtype: Panel Mount Or DIN Rail
Certifications: UL, CE, RoHS Compliant
Dimensions: Varies By Module Type

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