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In high-stakes coordinated systems like steel rolling mills syncing speed references across stands or automotive paint lines sharing defect maps between robots, the GE IC695CMX128 enables real-time data mirroring that keeps processes locked in step. Consider a wind farm where turbine controllers exchange power output and yaw commands over fiber to balance loads instantly, dodging grid penalties from desyncs. Or visualize semiconductor test handlers circulating wafer maps among stations—any lag corrupts yields in sub-micron fabs. This module powers industrial automation by flooding PACSystems RX3i racks with 128MB of reflective memory, letting nodes broadcast changes deterministically without CPU polls or Ethernet bottlenecks. In motion-heavy packaging, it shuttles position tables; in rail yards, it fuses signals from switches and signals. Operators daisy-chain up to 256 units at 2.1Gbits/sec, with dynamic packets auto-sizing for efficiency. Why it dominates control systems? Hardware-level reflection ensures every write echoes network-wide in microseconds, supporting redundant modes to drop zero packets. From offshore platforms aligning pumps to data centers clustering PLCs, the GE IC695CMX128 forges the invisible bonds that turn standalone machines into synchronized powerhouses, slashing latency where milliseconds mean millions.
Network Data Sharing
The GE IC695CMX128 operates as a Control Memory Xchange module for Emerson PACSystems RX3i, delivering 128MB SDRAM reflective memory over fiber optic rings for peer-to-peer data sync in multi-controller setups. It latches into PCI-enabled main racks alongside CPE CPUs, using LC connectors for dual-ring redundancy and broadcasting writes at 43-174MB/s based on packet loads (4-64 bytes dynamic). Proficy Machine Edition (5.80+) configures node IDs, interrupts, and mirrors—no switches needed.
What appeals to systems engineers? Four programmable interrupts carry 32-bit payloads, plus module OK/CONFIG LEDs and %I diagnostics for link faults or parity errors. It offloads data sharing from ladder logic, freeing scans for safety. In Genius or Profibus hybrids, it supplements with raw speed; firmware like 1.02 fixes parity checks for rock-solid ops. Scalable to 256 nodes, the GE IC695CMX128 unifies islands into deterministic fabrics.
Reliability Highlights
Plant leads in coordinated drives praise the GE IC695CMX128 for fiber toughness—zirconium ferrules with 0.35dB loss handle 500m runs, return loss over -30dB shrugs off bends. Redundant mode duplicates packets, zeroing drops; parity on 128MB guards against bit flips in EMI zones. Status LEDs (SIG DETECT, OWN DATA, TX/RX) plus backplane interrupts flag node fails instantly.
Low draw at 660mA/3.3V and 253mA/5V fits dense racks passively cooled to 60°C, lithium battery backs configs. Self-tests catch memory woes on boot, supporting hot-standby swaps.
Proven in 24/7 motion syncs, it logs years without drift, outpacing software multicast. The GE IC695CMX128 builds networks that mirror flawlessly.
Technical Specifications
| Parameter | Value |
|---|---|
| Model | GE IC695CMX128 |
| Brand | GE Emerson (PACSystems) |
| Type | Control Memory Xchange (Reflective Memory) Module |
| Power Supply | 3.3 VDC (660 mA), 5 VDC (253 mA) |
| Operating Temperature | 0 to 60 degrees Celsius |
| Mounting | RX3i PCI Main Rack Slot |
| Dimensions | 5.5″ H x 1.1″ W x 5.9″ D (single-slot) |
| Weight | Approximately 0.75 lbs |
| Interfaces | 2x Fiber Optic LC Duplex |
| Certifications | CE, UL/cUL, ATEX (IECEx optional) |
| Cooling | Passive (convection) |
| Environmental Rating | IP20, shock/vibration resistant |
| Memory Capacity | 128 MB SDRAM with parity |
- IC695CMX128
Compatible Modules
IC695CPE400 – Resilient CPU driving CMX data exchanges in high-availability RX3i setups.
IC695RMX128 – Redundant mate for hot-standby CMX pairs mirroring critical datasets.
IC695NIC001 – Ethernet module to bridge CMX reflections into TCP/IP SCADA layers.
IC695PWR058 – Efficient PSU powering CMX-heavy racks without voltage dips.
IC695HSC308 – High-speed counter syncing timestamps over CMX networks.
IC695ALG626 – Analog input sharing process vars via CMX for coordinated loops.
IC695CMM004 – Serial ports tunneling legacy data into CMX fabrics.
Deployment Tips
Seat the GE IC695CMX128 in main rack slots 1-5 for PCI access, cleaning LC ferrules with lint-free swabs before daisy-chaining—max 500m/ring, equalize legs for timing. Configure node IDs uniquely in Proficy, enabling redundancy and interrupts; test writes at small packets first to baseline latency under 10µs/node. Battery swaps need power-off; ground shields at frame.
Bimonthly, monitor SIG DETECT drops via %I and repolish connectors in dusty controls—avoid tight bends over 30mm radius. Firmware via backplane during planned outages; retentive mirrors survive cycles. This regimen locks the GE IC695CMX128 in sync perpetually.
