Description
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IC698CMX016-ED-VMIVME-5567-000-350-005567-000-E sideview
3. Key Technical Specifications
| Parameter | Value |
|---|---|
| Reflective Memory | 16 MB SDRAM with parity |
| Network Speed | 2.12 Gbaud |
| Packet Size | Dynamic, 4–64 bytes (module-controlled) |
| Transfer Rate | 43 MB/s (4-byte packets) to 174 MB/s (64-byte packets) |
| Max Nodes | 256 |
| Fiber Distance (multimode) | Up to 300 m / 984 ft |
| Connectors | Dual LC fiber-optic (TX/RX), IEC 61754-20 |
| Operating Voltage | +5 VDC (from backplane) |
| Current Draw | 1.8 A |
| Form Factor | Single-slot RX7i (PCB 6.299″ W × 9.187″ H) |
| Max Modules per Main Rack | 4 |
| Hardware / Firmware | Hardware E / Firmware D |
IC698CMX016-ED-VMIVME-5567-000-350-005567-000-E front
4. Product Introduction (Anti-Template)
When a main CPU trips and downtime costs thousands per minute, the IC698CMX016-ED keeps shared process data flowing across the network without waiting for the local processor. Operating as a node on a high-speed fiber-optic reflective memory ring, it automatically updates every compatible device the moment data is written to its local 16 MB memory space.
Unlike slower serial or Ethernet links that add protocol overhead, this module works at the memory level. Data written on one node appears on all others with deterministic latency. It slots into any main RX7i rack (up to four modules), needs no CPU cycles to move packets, and talks directly to the broader 5565-family reflective memory devices. Software configuration sets node ID, memory offset, and interrupt behavior—no jumpers required.
5. QC, Procurement & Logistics SOP
- Inbound Verification – Every unit is traced to original manufacturing lot data. OEM seals, hardware revision markings (E), and firmware level (D) are photographed and logged before any further handling.
- Live Rig Testing – Module is powered on an RX7i main rack, subjected to power-on self-test, fiber-loop signal-detect checks, and basic reflective-memory write/read verification against a known-good partner node.
- QA & Anti-Static Packaging – After functional pass, the board is cleaned, inspected under magnification for edge-connector and fiber-port condition, then sealed in anti-static shielding with desiccant and humidity indicator.
- Global Logistics & Export Compliance – Classified under the correct HS code for industrial control modules. Units ship in double-wall cartons with foam inserts rated for air and sea freight vibration. Export documentation is prepared to minimize customs delays at major ports.
IC698CMX016-ED-VMIVME-5567-000-350-005567-000-E backiside
IC698CMX016-ED-VMIVME-5567-000-350-005567-000-E label
6. Technical Pitfalls & Integration Warnings
Firmware Rev Mismatch – Dropping an -ED (Firmware D) into a system that still has older -BA or -CB modules can produce intermittent Bad Data or Sync Loss flags under heavy 64-byte transfers, especially above 40 °C. Always verify the entire ring is at compatible firmware before commissioning.
Configuration Errors – The module powers up with transmitter and receiver disabled until the RX7i CPU downloads a valid hardware configuration. Forgetting to set Node ID or Network Memory Offset leaves the board silent on the ring even though the SIGNAL DETECT LED is lit.
Wiring / Terminal Incompatibility – Using the wrong fiber type or exceeding the 300 m multimode limit causes intermittent packet loss that looks like application software problems. LC connectors must seat fully; partial insertion produces high insertion loss and drops the OWN DATA LED.
ESD Destruction During Unboxing – The optical transceiver and board-edge contacts are sensitive. Technicians who skip the grounded wrist strap while removing the module from its shielding bag have killed units before they ever reached the rack. Treat every new board as live until it is installed and powered.
7. Frequently Asked Questions (FAQ)
What is the realistic global lead time if you have this exact -ED revision in stock?
Most verified units ship within 1–3 business days after payment clearance. Air freight to major industrial regions typically adds 3–7 days depending on customs volume.
Can I hot-swap this module while the RX7i rack is powered?
No. The official documentation explicitly prohibits inserting or removing Memory Xchange modules under power. Doing so risks stopping the CPU or damaging the module.
Is the IC698CMX016-ED backward compatible with older RX7i systems running early firmware?
It requires an RX7i CPU with firmware 2.00 or later and Machine Edition Logic Developer 4.5 or later. Older CPUs will not configure the module correctly.
What fiber cable and connectors does it actually use?
Standard multimode fiber with LC duplex connectors. Simplex or duplex cables are both acceptable as long as the TX-to-RX daisy-chain ring is closed correctly.
How many of these can I put in one main rack?
Maximum of four Control Memory Xchange modules per RX7i main rack. They must all reside in Rack 0.
Does this module support the redundancy link function used between hot-standby CPUs?
No. That function is performed by the separate IC698RMX016 Redundancy Memory Xchange module. The CMX version is for general reflective-memory networking.
What happens if one node in the fiber ring loses power or is disconnected?
The ring breaks and traffic stops for the remaining nodes unless a managed hub is used in the network. Plan the physical topology accordingly.
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