Product Description

Overview

The IS400UCLIH1A is a high-performance Unit Controller Module (UCLI) within GE’s Mark VIe control system. Designed for turbine control and other power generation applications, this module delivers real-time regulatory control, data acquisition, and sequence management. Its fanless, compact architecture ensures reliable operation in demanding industrial environments.

Processing and Performance

• CPU: Intel-based industrial microprocessor

• Real-Time Execution: Deterministic control loops with frame rates of 10–40ms

• Handles complex logic, high-speed sequencing, and protection algorithms

Communication and Networking

• High-Speed IONet Ethernet for communication with distributed I/O modules

• PDH (Plant Data Highway) interface for HMI and Historian integration

• Peer-to-Peer Ethernet Global Data (EGD) support for controller-to-controller data exchange

• Protocols: EGD, Modbus TCP/IP, NTP, SNMP

Memory and Storage

• DRAM for real-time calculations and data processing

• NVRAM to retain critical variables during power loss

• Flash memory for operating system, platform software, and compiled control logic

Hardware Reliability

• Fanless thermal design for enhanced MTBF

• Diagnostic LEDs for instant status feedback (power, network, module health)

• Industrial-grade environmental tolerance: 0–65°C operation range

Software Integration

• Compatible with GE ControlST* suite for configuration, programming, and monitoring

• Supports ToolboxST* for logic design and online edits without system shutdown

• Enables safe and continuous operation of turbines or industrial processes

Applications

• Steam, gas, and wind turbine control

• Industrial process monitoring and automation

• High-speed sequence control and protection systems

• Suitable for Simplex, Dual, and Triple Modular Redundant (TMR) architectures

FAQ

Q: Can the IS400UCLIH1A operate in a redundant configuration?
A: Yes, it supports Simplex, Dual, and Triple Modular Redundant (TMR) systems.

Q: What software is required for programming?
A: The module is fully compatible with GE’s ControlST* suite and ToolboxST* for configuration and logic editing.

Technical Specifications