{"product_id":"ic697mem733-ge-fanuc-series-90-70-256-kb-cmos-expansion-memory-module","title":"IC697MEM733 GE Fanuc Series 90-70 256 KB CMOS Expansion Memory Module","description":"\u003ch3\u003e\u003cb\u003eIC697MEM733 | Series 90-70 CMOS Memory Expansion\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cb\u003eGE Fanuc IC697MEM733\u003c\/b\u003e is a 256 KB, 32-bit CMOS expansion memory module for the \u003cb\u003eSeries 90-70\u003c\/b\u003e PLC family. It provides additional user memory for supported CPU configurations and can be configured for program or data storage, according to the CPU and system documentation.\u003c\/p\u003e\n\u003cp\u003eThis module is designed as a CPU-associated daughterboard rather than a separate rack module. Before ordering, confirm the exact CPU model, memory configuration, and installation requirements for the existing controller.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eMemory Module Profile\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCapacity:\u003c\/b\u003e 256 KB CMOS expansion memory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eArchitecture:\u003c\/b\u003e 32-bit memory module, as identified in the supplied product description.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eStorage use:\u003c\/b\u003e supports program and data storage, subject to CPU configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation:\u003c\/b\u003e daughterboard installation in a compatible CPU assembly; does not use a separate rack slot, according to the supplied description.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRetention:\u003c\/b\u003e battery-backed retention is specified for user memory; flash memory is described as retaining data without battery support.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTechnical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer \/ Brand\u003c\/th\u003e\n\u003ctd\u003eGE Fanuc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCatalog Number\u003c\/th\u003e\n\u003ctd\u003e\u003cb\u003eIC697MEM733\u003c\/b\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Family\u003c\/th\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/www.plcsparehub.com\/collections\/ge-series-90-30-series-90-70\"\u003eSeries 90-70\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eCMOS expansion memory module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMemory Capacity\u003c\/th\u003e\n\u003ctd\u003e256 KB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMemory Width\u003c\/th\u003e\n\u003ctd\u003e32-bit, as supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProgram Storage\u003c\/th\u003e\n\u003ctd\u003eSupported, subject to CPU configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eData Storage\u003c\/th\u003e\n\u003ctd\u003eSupported, subject to CPU configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDaughterboard Operation\u003c\/th\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery Type\u003c\/th\u003e\n\u003ctd\u003eLithium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal Memory Retention Without Applied Power\u003c\/th\u003e\n\u003ctd\u003e6 months, as supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery Shelf-Life Reference\u003c\/th\u003e\n\u003ctd\u003e10 years at 20°C, as supplied; actual service life depends on battery condition and operating environment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBus Current\u003c\/th\u003e\n\u003ctd\u003e2.25A, as supplied; confirm the applicable CPU and memory-module power requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003ci\u003eSpecification note: The supplied information identifies compatibility with several Series 90-70 CPU models, but the exact supported CPU list and memory configuration should be confirmed using the GE Fanuc hardware manual for the installed CPU. Do not assume all Series 90-70 processors accept this memory module.\u003c\/i\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eCompatibility and Installation Considerations\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eThe product description identifies the IC697MEM733 as being used with GE Fanuc Series 90-70 CPU modules, including models listed as 789, 788, 782, 781, and 780. Verify these CPU designations against the installed system’s exact catalog numbers and documentation before purchase.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eCPU match:\u003c\/b\u003e confirm the CPU model and memory daughterboard support.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMemory allocation:\u003c\/b\u003e check whether the application uses the module for program memory, data memory, or a defined combination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConfiguration retention:\u003c\/b\u003e document the existing program, data, and retention arrangement before replacing or moving memory hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePhysical installation:\u003c\/b\u003e follow the CPU-specific procedure for accessing and installing the daughterboard. Do not force the connector or assume the module orientation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eBattery handling:\u003c\/b\u003e follow the manufacturer’s approved battery-replacement procedure. The supplied description recommends installing the replacement battery before removing the existing one to reduce the risk of losing retained memory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eTypical Equipment and Application Scenarios\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eLegacy Series 90-70 PLC systems:\u003c\/b\u003e memory expansion for compatible CPU-based control platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMachine and process control:\u003c\/b\u003e supports applications whose PLC program or retained data require the configured memory capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePlant equipment maintenance:\u003c\/b\u003e replacement of a matching memory daughterboard during repair or planned service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eControl-system restoration:\u003c\/b\u003e helps restore a documented memory arrangement after a module fault, subject to program backup and CPU compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eData-retention applications:\u003c\/b\u003e supports retention needs where the CPU and memory architecture use battery-backed CMOS memory.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe module is a memory component, not a standalone PLC CPU, communications interface, or I\/O module. Its role depends on the processor and the system’s configured memory architecture.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eDiagnostics and Maintenance: Protect the Stored Application\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eMemory-related faults can appear as program loss, unexpected startup behavior, retained-data errors, or CPU diagnostic indications. A disciplined check helps distinguish a memory-module problem from a CPU, battery, or application issue.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eReview CPU diagnostics:\u003c\/b\u003e record fault codes and status messages before clearing faults or cycling power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eVerify program integrity:\u003c\/b\u003e compare the running application with a known-good backup and confirm that the intended program is present.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eCheck retention conditions:\u003c\/b\u003e inspect battery status and service history, and verify whether the affected memory area requires battery backup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInspect the daughterboard connection:\u003c\/b\u003e with the system safely de-energized and following the CPU manual, check seating and connector condition.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eConfirm configuration:\u003c\/b\u003e verify the CPU recognizes the installed memory and that the application’s memory allocation matches the intended setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePlan battery service:\u003c\/b\u003e use the specified battery and approved replacement procedure. Do not rely on the stated nominal shelf life as a guarantee of remaining battery capacity.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cb\u003eImportant:\u003c\/b\u003e The supplied description states that flash memory is retained through power loss with or without the battery, while CMOS user memory relies on battery-backed retention. Identify which memory areas hold the program and critical data before carrying out battery or memory service.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eGlobal PLC Spare HUB’s Insight\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003eFor legacy PLC memory, the key purchasing risk is an incorrect CPU or memory-architecture match—not simply choosing a module with the same capacity. Before replacing an IC697MEM733, record the CPU’s full catalog number, the current memory configuration, the application backup status, and the battery arrangement.\u003c\/p\u003e\n\u003cp\u003eWhere a controller is still running production, create and verify a current program and data backup before disturbing the memory hardware. If the original application is not backed up, treat memory replacement as a controlled maintenance task and involve personnel familiar with the Series 90-70 CPU and its retention behavior.\u003c\/p\u003e\n\u003ch3\u003e\u003cb\u003eWarranty and Shipping\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eWarranty:\u003c\/b\u003e 12 months.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eShipping options:\u003c\/b\u003e FedEx, UPS, and DHL, subject to destination and shipping arrangements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuotation details:\u003c\/b\u003e provide the catalog number \u003cb\u003eIC697MEM733\u003c\/b\u003e, quantity, CPU model, destination, and any required product condition or packaging details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003e1. What details are needed to verify IC697MEM733 compatibility?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eProvide the full catalog number of the Series 90-70 CPU, the current memory-module identification, and the intended program\/data-memory use. Confirm the combination against the CPU hardware manual rather than relying only on the PLC family name.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e2. Should I back up the PLC before replacing this memory module?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eYes. Make and verify a current application backup, including any relevant retained data and configuration information, before removing or replacing memory hardware. A backup is especially important when the system’s memory allocation or retention behavior is not fully documented.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e3. Does a stated six-month retention period mean the program is guaranteed to survive six months without power?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eNo. The supplied figure is a nominal retention specification, not a guarantee for an aged module or battery. Actual retention depends on battery condition, storage and operating temperature, and the memory areas in use. Confirm the manufacturer’s retention conditions and maintain verified backups.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e4. How should I evaluate a spare memory module for an older PLC?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eCheck the exact catalog number, supported CPU, memory capacity, daughterboard form factor, and the role of the memory in the existing application. Also ask about product condition, warranty, and whether the module can be inspected or tested before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e5. What should I investigate if the CPU reports a memory fault after installation?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003eCapture the diagnostic message, verify the module is correctly seated, and check that the CPU supports the installed memory configuration. Then confirm program integrity and battery\/retention status using the applicable CPU manual. Avoid repeated power cycling or clearing diagnostics before preserving fault information and verifying the application backup.\u003c\/p\u003e","brand":"GE Fanuc","offers":[{"title":"Default Title","offer_id":45013994897590,"sku":"IC697MEM733","price":122.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/IC697MEM733-3.jpg?v=1792479839","url":"https:\/\/www.plcsparehub.com\/products\/ic697mem733-ge-fanuc-series-90-70-256-kb-cmos-expansion-memory-module","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}