IS2Mark VIe Processor Module | IS215UCCAM03A | GE Energy

Product Description

The IS215UCCAM03A is a high-performance Universal Controller Card (UCCA) designed for the GE Mark VIe Speedtronic control platform. Operating as the central processing unit for turbine control systems, this module manages distributed I/O, executes complex control algorithms, and ensures system-wide synchronization. Unlike standard PLCs, the IS215UCCAM03A is built for deterministic, microsecond-level response times required in power generation and heavy industrial processes.

Equipped with an Intel Ultra Low Voltage Celeron processor clocked at 650 MHz and running on the QNX Neutrino real-time operating system (RTOS), the IS215UCCAM03A provides a stable environment for critical control logic. The board architecture supports VME64X bus standards, allowing for high-bandwidth data exchange across the controller rack. This specific revision (Functional Revision 1A) features a normal PCB coating and is rated for operation at altitudes up to 3000 meters, making it suitable for a wide variety of global industrial sites.

Technical Specifications

• Model Number: IS215UCCAM03A

• Functional Acronym: UCCA

• Microprocessor: Intel Ultra Low Voltage Celeron 650 MHz

• Operating System: QNX Neutrino (RTOS)

• Bus Architecture: VME64X Standard (32-bit address/data)

• Power Requirements: 3.5 A Typical (Max 4.25 A) @ +3.3 VDC

• Memory: Integrated high-speed SDRAM with instruction cache

• Operating Altitude: Up to 3000 meters (approx. 9,842 ft)

• Humidity: 5% to 95% non-condensing

• Operating Temperature: -40 °C to +85 °C (-40 °F to 185 °F)

• Storage Temperature: -40 °C to +85 °C

• Communication Support: Dual Ethernet (IONet), RS-232, and RS-485 serial interfaces

• Diagnostics: Integrated Watchdog timer and hardware self-check logic

• Weight: 0.9 kg (Shipping weight) / 0.45 kg (Net weight)

• Dimensions: 9.25 cm x 8.2 cm x 6 cm (Compact VME Form Factor)

System Role & Implementation

The IS215UCCAM03A acts as the primary compute node in the Mark VIe cabinet. It communicates with I/O modules via the internal IONet (Ethernet-based) protocol, ensuring that sensor data is processed and actuator commands are dispatched without jitter. Its robust EMC-hardened design and wide temperature tolerance allow it to reside within control enclosures situated near gas and steam turbines where vibration and thermal fluctuations are common.

Frequently Asked Questions

Is the IS215UCCAM03A hot-swappable?Yes, the VME64X architecture supports hot-swapping; however, in a simplex configuration, removing the active IS215UCCAM03A will result in an immediate turbine trip. Swapping should only be performed in redundant systems after ensuring the secondary controller has assumed control.

What is the significance of the QNX Neutrino OS?QNX Neutrino is a microkernel RTOS. It ensures that critical control tasks are never interrupted by lower-priority background processes, providing the deterministic performance required for governor control and overspeed protection.