GE IS420UCSBS1A
GE IS420UCSBS1A is an embedded controller module designed by General Electric (GE) for the Mark VIe series Distributed Control System (DCS). It runs on the QNX Neutrino operating system, boasting high reliability and security, and is suitable for critical scenarios such as industrial automation and process control.
Key Specifications
- Processor: 667 MHz Power QUICC II Pro
- Memory: 256 MB DDR2 SDRAM, 2 MB Flash
- Communication Interfaces: Dual 10/100 Base-TX Ethernet ports (for UDH), 3 additional 10/100 Base-TX ports (for IONet), supporting protocols like Modbus and Profibus
- Power Supply: 24 V DC, operating current ≤ 2 A per point
- Environment: Operating temperature -20 °C ~ +60 °C, storage temperature -40 °C ~ +85 °C, protection class IP20
- Dimensions/Weight: Approximately 170 mm × 105 mm × 32 mm, weight about 1.1 kg
Product Features
- Independent Computing Unit: The UCSB controller functions as a complete computer without the need for external I/O. All I/O connections are made directly via the internal network to ensure signal integrity.
- High-Reliability Design: Adopts industrial-grade components and complies with IEC 60068-2 standards. It offers resistance to shock and vibration, adapting to harsh working conditions.
- Modularity & Easy Maintenance: Modular structure with hot-swappable capability. No system shutdown is required when replacing or upgrading units, resulting in a short maintenance cycle (4-6 days).
- Safety Functions: Supports SIL 2/3 safety control, featuring Emergency Shutdown (ESD) and safety interlock functions to meet IEC 61508 requirements.
- Flexible Communication: Built-in multi-protocol interfaces including Ethernet/IP, Modbus, and Profibus, facilitating interconnection with upper-level systems, HMIs, and other controllers.
Structure & Composition
- CPU/Motherboard: Power QUICC II Pro processor board integrated with memory, Flash, and network interfaces.
- Power Supply Module: Built-in 24 V DC power supply providing regulated power.
- Communication Board: Dual Ethernet ports (for UDH) + three IONet ports.
- Chassis: Metal housing with IP20 protection class, supporting panel mounting or DIN rail installation.
Typical Application Areas
- Power plant (steam turbine, gas turbine) control systems
- Oil and gas process control
- Chemical and pharmaceutical production lines
- Water treatment and environmental engineering
- Transportation and building automation systems
Installation & Maintenance Guidelines
- Installation Method: Supports panel mounting or DIN rail fixation. Reserve at least one 6U CPCI cabinet space and equip with a corresponding power supply.
- Wiring Requirements: All I/O is connected via the internal IONet network to avoid external jumpers. Ethernet ports are used for communication with upper-level systems or HMIs.
- Power Supply & Battery: Utilizes an internal 24 V DC power supply. The CMOS battery can be disconnected via a jumper to extend its service life.
- Time Synchronization: System time can be set via an NTP server or ToolboxST software to ensure consistent timing for logs and alarms.

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Xiamen Xingruijia: Your Trusted Partner in Industrial Control & Automation
Xiamen Xingruijia has established itself as a dedicated expert in four key industrial system domains: Distributed Control Systems (DCS), Programmable Logic Controllers (PLC), industrial robots, and large-scale servo systems. We focus on delivering high-performance components that underpin the stability and efficiency of modern industrial operations.
Our core product range covers essential automation parts, including a full selection of modules/cards, industrial controllers, human-machine interface (HMI) touch screens, and high-precision servo drives—catering to the diverse needs of manufacturing, processing, and heavy industry sectors.
What Sets Us Apart
- Authenticity Guaranteed: We exclusively supply 100% original imported products, with strict quality checks to ensure compliance with original manufacturer standards, eliminating the risk of counterfeits.
- Obsolete Parts Specialists: We excel in sourcing hard-to-find, discontinued industrial components—solving critical replacement challenges for clients with legacy equipment.
- Swift & Reliable Delivery: Leveraging our optimized logistics network, we ensure fast shipment and accurate lead time estimates, minimizing operational downtime for our customers.
- Direct Sourcing & Strong Inventory: As a direct source supplier, we cut out unnecessary middlemen. Our in-stock inventory exceeds 100 million RMB, enabling immediate fulfillment of most orders.
Frequently Asked Questions (FAQs)
Q: Is there a warranty for the products you sell?
A: Absolutely. Every product purchased from Xiamen Xingruijia comes with a warranty, providing you with peace of mind regarding product quality.
Q: Do you offer technical support for the components you supply?
A: With over 15 years of hands-on experience in industrial automation, our team is fully capable of providing technical support. If you encounter any issues with the products, simply reach out to us—our professional engineers will offer tailored advice to help you resolve the problem efficiently.
Q: Do you maintain your own inventory, or do you only act as a trading intermediary?
A: We operate our own large-scale warehouse, where we stock a vast quantity of industrial components. This allows us to guarantee prompt delivery, rather than relying on third-party suppliers for order fulfillment.
Q: Are the products you offer new and original, or are they refurbished?
A: All our products are brand-new and 100% original from the manufacturer—we never supply refurbished or counterfeit items.

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