GE ACC-5595-208

Description

GE ACC-5595-208 Product Overview

GE ACC-5595-208 is a high-performance reflective memory node card, designed by GE Fanuc (now part of Emerson) for their VMIC/Reflective Memory product line. This unit is a key component for creating high-speed, deterministic, and highly reliable data sharing networks in real-time control and simulation systems. The GE ACC-5595-208 enables multiple computers or controllers to share a common memory space at very high speeds, with low latency, regardless of their physical location or operating system. The GE ACC-5595-208 is recognized in numerous demanding applications worldwide for its exceptional performance, low latency, and deterministic behavior. When building or upgrading high-speed data networks for real-time control, simulation, or test applications, the GE ACC-5595-208 represents a robust and reliable solution.

Product Parameters and Technical Specifications

The technical specifications of the GE ACC-5595-208 reflect its high performance and specialized nature.

• Model Number: ACC-5595-208

• Series: VMIC / Reflective Memory

• Product Type: Reflective Memory Node Card

• Form Factor: PCI bus card

• Memory: On-board reflective memory (typically 1MB or 2MB)

• Interface: Fiber optic interface for connecting to the reflective memory network

• Data Rate: High-speed data transfer (typically up to 2.12 Gbaud)

• Topology: Supports various network topologies including ring, daisy-chain, and star

• Interrupts: Supports interrupts for event signaling between nodes

• Software: Drivers available for various operating systems (e.g., Windows, Linux, VxWorks)

• Diagnostics: Built-in loopback and diagnostic features for network testing

Advantages and Key Features

The primary advantage of the GE ACC-5595-208 is its ability to provide a shared memory space across multiple nodes with deterministic, low-latency updates. This eliminates the need for complex, high-overhead software protocols for data exchange. Each node writes to its local memory, and the data is automatically and rapidly propagated to all other nodes on the network. The GE ACC-5595-208 uses a fiber optic interface, providing high noise immunity and allowing nodes to be separated by long distances (kilometers). It supports various network topologies, offering flexibility in system design. The card is well-suited for demanding real-time applications such as hardware-in-the-loop (HIL) simulation, distributed control, and data acquisition systems. As an original GE component, the GE ACC-5595-208 ensures reliable performance and compatibility with other VMIC/Reflective Memory products.

Application Cases Across Industries

The GE ACC-5595-208 is widely used in applications requiring high-speed, deterministic data sharing.

• Hardware-in-the-Loop (HIL) Simulation: For connecting real-time simulation computers with actual hardware under test.

• Flight and Motion Simulation: For sharing data between multiple simulation computers.

• Distributed Control Systems: For high-speed data exchange between controllers in large-scale industrial systems.

• Particle Accelerators and Physics Research: For real-time data acquisition and control.

• Power Grid Simulation: For connecting multiple real-time simulators for grid studies.

Comparison with Competing Products

Compared to other high-speed data sharing technologies like shared memory across a network or custom high-speed Ethernet protocols, the GE ACC-5595-208 offers a dedicated hardware solution with deterministic, low-latency performance. Technologies like Ethernet, even with real-time extensions, can introduce higher and more variable latency. The reflective memory approach simplifies software development by presenting a shared memory model. Competitors like Dolphin Interconnect Solutions offer similar products, but the GE ACC-5595-208 is part of a well-established and widely adopted ecosystem, ensuring long-term support and compatibility.

Selection Suggestions and Precautions

When selecting and deploying the GE ACC-5595-208, several factors need consideration.

1. PCI Compatibility: Ensure your target system has an available PCI slot compatible with the GE ACC-5595-208.

2. Memory Size: Choose the appropriate on-board memory size (e.g., 1MB, 2MB) for your application’s data sharing needs.

3. Network Topology: Design the network topology (ring, star) based on the number of nodes and performance requirements.

4. Fiber Optic Cabling: Select the appropriate fiber optic cables and connectors for the required distances and environmental conditions.

5. Driver Installation: Ensure that drivers are available and correctly installed for your target operating system.

6. ESD Precautions: When handling the card, observe proper ESD precautions.

7. Sourcing Genuine Parts: Purchase the GE ACC-5595-208 only from verified and authorized suppliers of industrial spare parts. This guarantees the authenticity of the component and its reliable operation.

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