Description

GE IS415UCVHH1A Mark VIe VME Controller Board

The GE IS415UCVHH1A, also cataloged as the IS415UCVHH1A Controller Board, operates as a dedicated hardware component for real-time turbine control logic execution and I/O communication within the GE Mark VIe Speedtronic Control System. The VME-based board provides processor resources, Ethernet communication, and backplane data exchange for simplex, dual, and TMR control configurations.

Hardware Specifications

Parameter	Specification
Model	IS415UCVHH1A
Brand	GE (General Electric)
Origin	United States
Weight	2.00 lbs
Dimensions	6U VME form factor
Operating Temp	0 deg C to +70 deg C
Power Consumption	Not specified
Product Type	VME Controller Board
Series	Mark VIe Speedtronic Control System
Processor	Intel Ultra Low Voltage Celeron 650 MHz
Memory	128 MB SDRAM, 128 MB Compact Flash
Communication Interfaces	2 x Ethernet 10/100 Mbps, 2 x RS-232C, USB 2.0
Bus System	VMEbus backplane
Configuration Support	Simplex, dual, and Triple Modular Redundant (TMR) architectures
Power Supply Input	200-250 VAC variants supported; 24 VDC nominal variants available
Operating System	QNX
Channels	6

Deterministic VME Control and Ethernet Communication

The IS415UCVHH1A uses a VMEbus backplane interface for controller-to-I/O module data exchange within the Mark VIe platform. The embedded Intel Celeron processor executes turbine control application tasks under the QNX operating environment. Ethernet ports support 10/100 Mbps communication for controller networking, engineering access, and external system interfaces. The board design supports deterministic industrial control networks with configured redundancy architectures.

Frequently Asked Questions

Q: What communication interfaces are available on the IS415UCVHH1A controller board?
A: The board provides two Ethernet 10/100 Mbps ports, two RS-232C serial interfaces, and one USB 2.0 interface for system communication and maintenance functions.

Q: Does the IS415UCVHH1A support redundant control configurations?
A: Yes. The controller supports simplex, dual, and Triple Modular Redundant (TMR) configurations within the Mark VIe control architecture.

Q: What backplane interface is used by this controller board?
A: The IS415UCVHH1A uses a 6U VMEbus backplane connection for communication with compatible Mark VIe system modules.

Field Installation Guidelines

Install the IS415UCVHH1A in the designated 6U VME rack slot and verify correct mechanical engagement with the backplane connector before system energization. Confirm rack grounding continuity and maintain proper separation between communication wiring and high-voltage power conductors.

Ethernet and serial communication cables should use industrial shielding practices where required, with shield termination following the control cabinet grounding design. Avoid routing signal cables parallel to high-current switching conductors to reduce electromagnetic interference.

Before replacement or maintenance, verify the controller configuration state, backup application data, and approved system shutdown or hot-swap procedures. Confirm firmware and QNX software compatibility before loading controller application files.

Specifications

• Brand: General Electric

Advantages

• High reliability in industrial environments
• Supports continuous operation
• Compatible with major PLC/DCS systems