Description
- Model: VMIACC-5595-208
- Brand: GE Fanuc (Abaco Systems / AMETEK)
- Series: VMIVME-5595 / VME-5565 Reflective Memory
- Core Function: High-speed fiber optic interconnection for real-time data mirroring
- Type: Connectivity Kit / Cable Assembly
- Key Specs: 2.0 Meter Length | Multi-mode Fiber | LC-LC Connectors
- Cable Length: 2.0 Meters (approx. 6.6 feet)
- Fiber Type: Multi-mode Fiber (MMF)
- Connector Type: LC to LC (Small Form Factor)
- Data Rate Support: Optimized for 2.125 Gbps Reflective Memory transfer
- Compatibility: Specifically designed for VMIVME-5595 and VME-5565 nodes
- Jacket Material: OFNR (Riser-rated) or equivalent industrial jacket
- Insertion Loss: < 0.3 dB
- Operating Temperature: -40 to +85 °C (Industrial Grade)
- Bend Radius: 30 mm minimum (Static)
- Application: Deterministic shared-memory networking
GE VMIACC-5595-208
Application Scenarios & Pain Points
In high-fidelity simulation or aerospace testing, “close enough” isn’t good enough when it comes to data synchronization. Reflective Memory (RFM) allows multiple computers to share a single “pool” of RAM at lightning speeds. The VMIACC-5595-208 is the physical bridge that makes this possible. Using a standard “off-the-shelf” commercial fiber cable in a high-vibration VME rack often leads to signal attenuation or physical failure. This GE-specified cable kit ensures the timing stays deterministic and the physical connection stays seated.
Typical Application Scenarios:
- Flight Simulators Connecting the cockpit I/O, visual system, and flight dynamics engine to ensure all nodes see the same data in microsecond intervals.
- Power Plant Simulators Mirroring reactor state data across multiple processing racks for redundant safety monitoring.
- High-Speed Data Acquisition Linking distributed sensors to a central recording hub without the latency overhead of Ethernet/TCP-IP.
- Industrial Turbine Control Used in Mark VIe systems where high-speed synchronization between controller “cores” is required.
Case Study: The “Jitter” in the Visual System
Background: A defense contractor was seeing “stuttering” in a 6-axis motion simulator. The software logs showed “Memory Sync Timeout” errors. Problem: The technician had used a generic 10-meter patch cord coiled up inside the cabinet to replace a damaged 2-meter link. The excessive length and tight coils were causing just enough light dispersion to trigger intermittent sync losses. Solution: We supplied the correct VMIACC-5595-208 (2.0m) kit. Result: – Latency: Returned to sub-microsecond levels.
- Outcome: The motion “jitter” was eliminated, and the system passed its certification.
- Engineer’s Note: In RFM networks, cable length matters. The total ring length dictates the memory write latency. Using the shortest cable possible (like this 2.0m version) is always best practice for rack-to-rack links.
GE VMIACC-5595-208
Compatible Replacement Models
| Original Model | Replacement Model | Compatibility | Key Difference | Modification | Cost Impact |
| VMIACC-5595-208 | VMIACC-5595-210 | ✅ Direct Replace | 3.0 Meter length | Extra slack management | +10% |
| VMIACC-5595-208 | Generic LC-LC MMF | ⚠️ Functional Only | Non-industrial jacket | Not recommended for high-temp | -60% |
| VMIACC-5595-208 | VMIACC-5595-508 | ❌ Incompatible | Single-mode Fiber | Requires different SFP modules | +50% |
Pro-Tip: If you are replacing a cable, check the SFP (Small Form-factor Pluggable) module on your VMIVME-5595 board. If the handle on the SFP is Black, you need this Multi-mode cable. If the handle is Blue, you likely need a Single-mode version.
Troubleshooting Quick Reference
| Symptom | Possible Cause | Part Relevance | Quick Check | Action |
| “Signal Loss” LED Red | Broken fiber core | ✅ High | Visual check for sharp bends | Replace cable assembly |
| Intermittent Sync | Dirty LC connectors | ✅ High | Use a fiber scope/cleaner | Clean tips with lint-free wipes |
| Node Not in Ring | Tx/Rx swapped | ⚠️ Medium | Cross-over the LC pair | Swap A/B positions at one end |
| High Error Rate | Dust in SFP port | ⚠️ Medium | Inspect SFP with a flashlight | Use compressed air on the port |
| Board Not Detected | VME Backplane issue | ❌ Low | Check other VME modules | Issue is the board/rack, not cable |
Installation Advice: When plugging in the VMIACC-5595-208, you should hear a distinct “click.” If it feels mushy, there is likely dust in the SFP. Never touch the fiber tips with your fingers! The oils from your skin will bake onto the fiber face under the high-intensity laser, permanently damaging the cable.
GE VMIACC-5595-208
Quality Assurance SOP
- Fiber End-Face Inspection: Every cable is inspected under a 400x digital microscope to ensure the LC tips are free of scratches, pits, or contamination.
- Insertion Loss Testing: We measure the actual light loss (dB) across both strands to ensure it meets GE’s high-performance standards.
- Connector Tension Test: We verify the LC latching mechanism is secure and won’t vibrate loose in an industrial rack.
- Length Verification: We confirm the 2.0-meter specification to ensure it meets your cabinet layout requirements.
- Secure Packaging: Cables are coiled at a safe 100mm+ diameter and sealed in specialized padded bags to prevent “kinking” during transit.
Other Available Models in Stock:
- GE VMIVME-5565
- GE newplcdcs VMIVME-5595
- Bently Nevada 3500/33 149986-01
- ABB PM866 3BSE018161R1
- Honeywell CC-PCF901
- Emerson KJ3001X1-BA1
- Triconex 3604E
- Woodward 9907-018
