GE IC697MEM735B SRAM + Non-Volatile Flash Expansion 

Description

In paper machine drives or large-scale conveyor networks across manufacturing plants and distribution centers, GE IC697MEM735B unlocks extra storage for accumulating shift production totals, fault snapshots, or equipment health trends without overloading the main CPU memory. Technicians mount it directly on compatible Series 90-70 processors during upgrades, where expanding recipe libraries or data historians for regulatory reporting start bumping against base limits—imagine buffering thousands of analog samples or event logs through unexpected outages in a continuous pulp line. You’ll encounter GE IC697MEM735B backing position registers in winding operations or batch trackers in chemical blending, where non-volatile flash ensures critical datasets survive power cycles that would otherwise force full reloads from PC backups.

This module stands out in sites clinging to proven 90-70 racks while layering on modern demands like predictive analytics or remote polling. Operators in utilities or automotive presses use GE IC697MEM735B to carve out dedicated flash for firmware images alongside SRAM for live variables, sidestepping slot-eating alternatives in tight panels. Because it is used in industrial automation for extending legacy PLC brains, engineering teams favor its dual-memory design—128/256 KB SRAM plus bonus flash—that handles both volatile runtime needs and permanent archives without custom coding. The effect is leaner scans and audit-ready persistence in systems that have outgrown their original footprint.

The GE IC697MEM735B is a plug-on 32-bit CMOS expansion memory module from GE Fanuc’s Series 90-70 family, delivering 256 KB battery-backed SRAM paired with additional non-volatile flash memory that installs directly onto select CPUs like IC697CPU771 or IC697CPX772 without claiming rack space. It expands %R/%M register pools, program blocks, or data tables retained by the host CPU’s lithium battery, while the integrated flash supports standalone storage for configurations, OS images, or user files accessible via backplane commands. Within PLC architectures, GE IC697MEM735B extends seamlessly through software configuration in Proficy Machine Edition, appearing as unified memory for ladder edits, data swaps, or run-time stores.

Aimed at data-intensive 90-70 applications, GE IC697MEM735B gives integrators flexible partitioning—full SRAM for variables, flash for backups—making it perfect for sites evolving from basic control to logged oversight without processor swaps. Its VME-compliant edge connector and minimal draw preserve full rack expandability with I/O scanners, comms cards, or remotes, while supporting features like memory protection keys for secure multi-user access.

GE IC697MEM735B boosts capacity with 256 KB SRAM (expandable configurations) that swallows large %R arrays for recipes or trends, complemented by flash for outage-proof firmware or logs—key for batch recovery where seconds of data loss cascade into waste. The 32-bit architecture accelerates block transfers versus 16-bit predecessors, tightening scan budgets in racks polling remote drops or high-density I/O.

Physically, it’s a low-profile daughterboard with gold-finger contacts for firm CPU mating, sipping under 2.25 A total from the 5 V rail (shared with host) and built to VME specs for vibration in motor rooms. GE IC697MEM735B reports status through CPU diagnostics—no standalone LEDs—and handles industrial EMI without shielding tweaks. Rated across wide temperature bands, it logs high MTBF in humid or dusty plants where memory glitches spell downtime.

Exclusively for early IC697 CPUs, GE IC697MEM735B scales total storage to megabyte ranges while meshing with all 90-70 peripherals and tools. Its hybrid SRAM/flash mix future-proofs racks for diagnostics growth, delivering retention reliability that underpins compliance in regulated sectors.

Detailed Technical Specifications

Related Modules or Compatible Units

GE IC697MEM715 – Lower-capacity SRAM-only predecessor, used where GE IC697MEM735B flash isn’t needed on the same CPUs.

GE IC697CPX772 – Primary host CPU for GE IC697MEM735B, gaining megabyte-scale registers for data-heavy apps.

GE IC697CPX782 – Upgraded CPU pairing with GE IC697MEM735B for faster access in large program racks.

GE IC697MEM719 – 512 KB SRAM alternative when pure volatile expansion outpaces GE IC697MEM735B hybrids.

GE IC697HSC700 – Feeds pulse data into GE IC697MEM735B buffers for high-resolution logging.

GE IC697MDL350 – Outputs recipes from GE IC697MEM735B expanded storage in process sequencing.

GE IC697CHS790 Racks – Full systems housing CPUs with GE IC697MEM735B for no-compromise scaling.

GE IC697PWRxxx – Rack supplies backing stable voltage for GE IC697MEM735B-equipped CPUs under load.

Power down rack and CPU before installing GE IC697MEM735B—match alignment holes, press uniformly until latched, then inspect for flush contacts under light. Verify host battery above threshold and firmware flags expansion support; repartition in Proficy (favor %R for trends), cycle power, and confirm addressing via memory dump before live logic loads. Position CPU away from heat vents, as GE IC697MEM735B shares thermal envelope without extras.

Battery vigilance drives upkeep: swap CPU cell every 4 years, test holdup quarterly by yanking power and verifying flash/SRAM integrity through diagnostics. Probe edges annually for corrosion in coastal plants, reseating during outages; keep GE IC697MEM735B spares by B revision for instant drop-ins. Flash writes stay protected during firmware ops, but archive dual copies offline.