Specifications
Part Number:IS420UCSBH1A
Manufacturer: GE
Series:Mark VIe (for Industrial Turbine & Generator Control Systems)
Product Type: USCB Controller Module (Central Processing & Control Core)
Availability: In Stock
Dimensions:23.5 cm x 11.0 cm x 3.8 cm
Weight:0.85 KG
Country of Manufacture: United States (USA)
Functional Description
High-Speed Control Logic Execution
Features a powerful industrial-grade processor with optimized firmware for executing complex control algorithms (e.g., PID control, turbine governor logic, load balancing, and safety interlock sequences). Delivers microsecond-level processing latency, enabling real-time response to dynamic process changes (e.g., sudden load fluctuations, sensor signal variations) and ensuring precise control of critical machinery parameters—essential for maintaining operational efficiency and safety.
Redundant & Fault-Tolerant Operation
Designed for dual-redundant (1+1) controller configurations, a hallmark of Mark VIe systems. Automatically synchronizes data with a redundant peer controller, enabling seamless hot-failover (<10 ms switchover time) in case of primary module failure. Supports “no single point of failure” architecture, ensuring uninterrupted control even during module maintenance or component faults—critical for minimizing unplanned downtime in power generation and industrial processes.
System-Wide Data Integration & Communication
Acts as the communication hub for the Mark VIe system, interfacing with I/O modules (analog/digital/RTD), industrial Ethernet switches, HMIs (Human-Machine Interfaces), and plant-wide systems (SCADA, MES, asset management platforms). Supports multiple communication protocols, including GE’s proprietary ControlNet, industrial Ethernet (TCP/IP, UDP), and standard protocols (Modbus, DNP3), enabling bidirectional data exchange for sensor inputs, control outputs, diagnostic data, and operational status.
Data Processing & Storage
Collects, validates, and processes data from hundreds of connected I/O channels (temperature, pressure, speed, vibration, etc.). Stores critical operational data (trending data, fault logs, event records) in on-board non-volatile memory, ensuring data retention during power loss. Facilitates historical data retrieval for performance analysis, maintenance planning, and compliance reporting.
Self-Diagnostics & System Monitoring
Incorporates comprehensive built-in self-diagnostic functions to monitor processor health, memory integrity, communication links, and power status. Continuously validates I/O module connectivity and signal integrity, detecting faults (e.g., open circuits, module disconnections, communication timeouts) and triggering localized or system-wide alarms via the Mark VIe HMI. Supports remote diagnostics via GE’s ToolboxST software, enabling troubleshooting without physical access to the controller.
Characteristics
Operating Temperature Range: -40°C to +70°C (-40°F to +158°F), suitable for extreme industrial environments (turbine enclosures, offshore facilities, high-temperature control rooms).
Storage Temperature Range: -40°C to +85°C (-40°F to +185°F).
