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GE IS420UCSBH3A – UCSB Controller Module for Mark VIe Systems
Product Overview
The IS420UCSBH3A is a UCSB (Universal Control System Block) controller module developed by GE for its Mark VIe and Mark VIeS industrial control platforms. As a standalone computing unit, it executes real-time control logic for critical industrial processes such as gas and steam turbine operation, addressing the need for high reliability and fast response in power generation, petrochemical, and refining industries. It integrates a high-performance processor and passive cooling design, eliminating the need for batteries and fans to reduce maintenance and enhance operational stability in harsh industrial environments.
Technical Specifications — IS420UCSBH3A
| Parameter | Value |
|---|---|
| Product Model | IS420UCSBH3A |
| Manufacturer | GE |
| Product Type | UCSB Controller Module |
| Power | 24/28 V DC input; 17.3 W nominal, 28.7 W peak |
| Communication / Protocol | IONet (R, S, T), IEEE 1588 clock synchronization |
| Operating Temperature | 0 °C ~ 65 °C |
| Mounting | Panel mounting (vertical airflow required) |
| Dimensions (HxWxD) | 6.4 in × 8.1 in × 1.4 in |
| Weight | Approx. 2.9 lb (1.3 kg) |
| Typical Interfaces | Ethernet ports, IONet dedicated ports |
| Compliance | SIL 2/3 (system-dependent), ANSI/ISA-12.12.01-2015, CE, UL |
GE IS420UCSBH3A
Key Features and Benefits — IS420UCSBH3A
- Equipped with a 1.2 GHz Intel EP80579 processor, delivering deterministic control performance for time-critical industrial tasks.
- Fan-less and battery-free design simplifies installation and maintenance, reducing downtime and operational costs.
- Front-panel LED indicators (power, online, diagnostic, over-temperature) enable quick fault identification and troubleshooting.
- Seamless integration with GE Mark VIe/Mark VIeS systems, supporting consistent software configuration with other UCS series controllers.
- Industrial-grade robustness with IP67 protection and resistance to vibration and electromagnetic interference, suitable for harsh industrial settings.
Related Models
- IS420UCSCH1C: GE UCSB controller module for Mark VIe systems, featuring similar performance with optimized I/O compatibility.
- IS420UCSCS2A: Compact UCSB controller with enhanced communication capabilities for distributed control systems.
- IS420PPNGH1A: GE Mark VIe module designed for power monitoring and control in turbine applications.
- IS420ESWBH3A: IONet switch module compatible with IS420UCSBH3A for seamless network expansion.
Installation and Maintenance — IS420UCSBH3A
- Mount the module on panel sheet metal with unobstructed vertical airflow to ensure effective passive cooling.
- Use 24/28 V DC power supply, checking polarity and voltage range to avoid damage.
- No jumper settings required; factory-preloaded GE control software allows on-site program modification via network or USB.
- Regularly clean the heatsink and check LED indicators for abnormal status (e.g., over-temperature).
- Update firmware and software per GE’s official guidelines to maintain compatibility and security.
