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GE IS420UCSCH2A-C-V0.1-A Mark VIe Embedded Controller
Product Overview
The GE IS420UCSCH2A-C-V0.1-A is a high-performance embedded controller designed for GE’s Mark VIe Speedtronic™ turbine control system, a cornerstone of power generation, oil and gas, and industrial automation. As a dual-core controller with a Freescale 8349 667 MHz processor and QNX Neutrino real-time operating system, the IS420UCSCH2A-C-V0.1-A delivers deterministic control for critical applications such as turbine speed regulation, emergency shutdown (ESD) systems, and process monitoring. It integrates seamlessly with Mark VIe I/O modules like IS420YDAIH1B and IS220YDAIH1A, ensuring low-latency communication and precise coordination of turbine operations.
Engineered for ruggedness, the IS420UCSCH2A-C-V0.1-A features a conformal-coated circuit board and DIN rail-mountable design, allowing for reliable operation in harsh environments with temperatures ranging from -40°C to +70°C and high vibration. Its 18–36V DC redundant power inputs ensure continuous operation even in the event of a primary power failure. The controller supports IONet, GE’s proprietary industrial Ethernet protocol optimized for real-time data exchange in distributed control systems.
Within the Mark VIe ecosystem, the IS420UCSCH2A-C-V0.1-A acts as a standalone computing platform, eliminating the need for a backplane and ensuring no single point of failure. Its flash memory supports field-upgradable firmware, while USB 1.1 connectivity enables easy configuration and diagnostics. Compliance with UL E207685 and IEC 61010 standards underscores its reliability in regulated industrial settings.
Technical Specifications
| Parameter Name | Parameter Value |
|---|---|
| Product Model | IS420UCSCH2A-C-V0.1-A |
| Manufacturer | GE |
| Product Type | Embedded Controller Module |
| Series | Mark VIe Speedtronic™ |
| Processor | Freescale 8349 667 MHz |
| Operating System | QNX Neutrino Real-Time OS |
| Power Supply | 18–36V DC (±10%, redundant inputs) |
| Power Consumption | 12W nominal / 26.7W peak |
| Physical Dimensions | 16 cm (W) × 16 cm (H) × 12 cm (D) |
| Weight | 0.8 kg |
| Operating Temperature | -40°C to +70°C |
| Humidity | 5–95% non-condensing |
| Mounting Type | DIN rail-mounted (35mm standard) |
| Compliance | UL E207685, IEC 61010, CE |
| Communication | IONet (10/100Base-TX), USB 1.1 |
| Certifications | Class I, Division 2, Group IIC (hazardous area) |
| Cooling Method | Convection-cooled |
| LED Indicators | Power, Link/Activity, Fault |
| Protocol Support | 802.3, 802.3u, 802.3x, IGMP snooping |
Main Features and Advantages
Dual-Core Processing Power: The IS420UCSCH2A-C-V0.1-A leverages a Freescale 8349 667 MHz processor to execute complex control logic with sub-millisecond response times, critical for real-time turbine speed regulation and load balancing. Its QNX Neutrino OS ensures deterministic performance, making it suitable for safety-critical applications like ESD systems in nuclear power plants and offshore platforms.
Rugged Industrial Design: With a conformal-coated circuit board and -40°C to +70°C operating range, the IS420UCSCH2A-C-V0.1-A withstands extreme temperatures, vibration, and corrosive atmospheres common in refineries and chemical plants. Its metal enclosure resists dust and moisture, maintaining performance in environments where traditional controllers might fail.
Redundant Power and Fault Tolerance: The controller supports dual 18–36V DC power inputs, ensuring uninterrupted operation if one power source fails. LED indicators provide real-time feedback on port status, power health, and communication faults, enabling technicians to quickly identify issues during maintenance.
Seamless Mark VIe Integration: Engineered specifically for GE’s Mark VIe systems, the IS420UCSCH2A-C-V0.1-A pairs with I/O modules like IS420YDAIH1B (analog output) and IS220YDAIH1A (analog input), creating a cohesive control network. This compatibility simplifies retrofits, as existing Mark VIe users can integrate the IS420UCSCH2A-C-V0.1-A without extensive reconfiguration.
Advanced Networking Features: The controller supports IONet, GE’s high-speed industrial Ethernet protocol, for deterministic communication with I/O modules and other controllers. USB 1.1 connectivity allows easy firmware updates and configuration using GE’s Proficy software suite, minimizing downtime during system upgrades.
Application Fields
The GE IS420UCSCH2A-C-V0.1-A is indispensable in industries relying on reliable industrial networking for turbine and process control:
- Power Generation: In thermal, combined-cycle, and nuclear plants, it controls turbine trip systems, generator excitation, and boiler feedwater pumps. Its Class I, Division 2 certification allows installation in hazardous areas, ensuring compliance with nuclear safety standards (e.g., 10CFR50).
- Oil and Gas: Offshore platforms and refineries use the IS420UCSCH2A-C-V0.1-A to manage ESD valves, compressor anti-surge controls, and flare gas systems. Its IONet interface supports long-distance communication between offshore platforms and onshore control centers.
- Industrial Manufacturing: Chemical plants and paper mills deploy the board to manage distributed control systems (DCS) and PLC networks. Its redundant power inputs and rugged design ensure continuous operation in 24/7 production environments.
- Marine Propulsion: Shipboard turbine systems use the IS420UCSCH2A-C-V0.1-A to connect engine monitoring systems, propeller pitch controls, and navigation equipment. Its compact size fits in limited shipboard space, while its durability resists the effects of constant motion.
Related Products
- GE IS420YDAIH1B: An analog output I/O pack that integrates with the IS420UCSCH2A-C-V0.1-A for real-time process control.
- GE IS220YDAIH1A: An analog input I/O pack that pairs with the IS420UCSCH2A-C-V0.1-A for high-precision signal monitoring.
- GE IS420ESWBH1A: An IONet Ethernet switch that enhances network redundancy by connecting multiple IS420UCSCH2A-C-V0.1-A controllers and I/O modules.
- GE IS410TRLYS1B: A TMR relay output terminal board that integrates with the IS420UCSCH2A-C-V0.1-A for hybrid control systems.
- GE IS210AEPSG1A: A redundant 24V DC power supply that ensures continuous operation of the IS420UCSCH2A-C-V0.1-A and associated I/O modules.
- GE IS420UCSCH2A-E-V0.1-A: A quad-core variant of the IS420UCSCH2A-C-V0.1-A with higher processing power for complex applications.
Installation and Maintenance
Pre-installation preparations: Ensure the DIN rail is securely mounted and grounded, with adequate space for the IS420UCSCH2A-C-V0.1-A and any associated modules. Verify the 18–36V DC power supply meets voltage tolerances (±10%). Align the controller with the rail, secure it with clips, and torque terminal screws to 0.8–1.0 N·m for reliable connections. Label wires according to the wiring diagram and test continuity before energizing.
Maintenance suggestions: Conduct monthly visual inspections to check for loose terminals, damaged wires, or LED warnings. Clean dust from ventilation slots using compressed air to prevent overheating. Quarterly, verify port connectivity by pinging connected devices and checking LED status. For redundant power systems, test each input individually to ensure failover functionality. When replacing the IS420UCSCH2A-C-V0.1-A, label wires before removal to simplify reinstallation, and retest all ports post-installation to confirm proper operation.
Product Guarantee
Our company offers a one-year quality warranty service for the IS420UCSCH2A-C-V0.1-A, covering hardware malfunctions not caused by human factors. During the warranty period, if the product shows abnormal performance or functional failure, we will provide replacement services. In addition, for discontinued models or urgent demands, relying on our global supply chain network, we can quickly respond to customers’ procurement needs for scarce spare parts, and provide reliable services to support the continuous and stable operation of industrial systems.
As a leading import and export trade distribution company with 17 years of experience in industrial control, we maintain a large inventory of both common and hard-to-find models, ensuring we meet urgent spare part requirements. Our expertise in GE and other major brands allows us to deliver reliable support for your automation systems.
Whatsapp:+86 18859254943
E-mail :sales@ygplc.com
E-mail :sales@ygplc.com
