Brand:GE Fanuc PLC Item No.:GE IC697MEM735 Product Origin: USA Product Dimensions:127 × 109 × 25 mm Product Weight:0.26 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The GE IC697MEM735 is a high-capacity CMOS memory expansion module designed for the GE Fanuc Series 90-70 PLC platform. It is built to significantly extend controller memory for complex automation programs, high-volume data processing, and advanced industrial control applications.
Compared with earlier MEM7xx modules, the IC697MEM735 is positioned as a higher-capacity solution, widely used in large-scale industrial systems where program size, data logging, and system stability must be maintained under continuous operation.
Technical Specifications
Parameter
Details
Manufacturer
GE Fanuc / Emerson
Series
90-70 Series
Model Number
IC697MEM735
Module Type
CMOS Expansion Memory Module
Memory Capacity
128 KB / 256 KB / 512 KB (variant dependent)
Memory Architecture
32-bit CMOS RAM
CPU Compatibility
IC697CPU780 / 781 / 782 / 788 / 789
Installation Type
Daughterboard (no additional rack slot required)
Data Retention
Battery-backed (CPU-dependent)
Retention Time
Up to ~6 months without power
Battery Support
Lithium backup battery
Error Checking
CPU checksum + parity validation
Operating Temperature
0°C to 60°C
Storage Temperature
-40°C to 85°C
Weight
Approx. 0.26 kg
Applications
The IC697MEM735 is used in demanding automation environments where large memory capacity is required:
Petrochemical and refinery process control
Power generation and turbine control systems
Large-scale manufacturing automation
Water treatment and utility infrastructure
High-complexity PLC logic and data logging systems
Its higher memory capacity makes it suitable for systems running multi-layer control logic and long-cycle industrial processes.
Advantages
High Memory Expansion Capacity
Supports up to 512 KB depending on configuration, ideal for complex PLC programs.
Seamless CPU Integration
Installed as a daughterboard without occupying additional rack space.
Flexible Configuration Options
Multiple memory variants support different system sizes and upgrade paths.
Battery-Backed Data Retention
Helps preserve program data during unexpected power loss.
Industrial-Grade Reliability
Designed for continuous operation in harsh environments with long service life.
Legacy System Optimization
Extends lifecycle of installed GE 90-70 systems without full hardware replacement.
Technical FAQs
1. What is the main function of IC697MEM735?
It expands PLC memory for program and data storage in GE 90-70 systems.
2. What memory capacities are available?
Typically 128 KB, 256 KB, and 512 KB variants depending on configuration.
3. Which CPUs are compatible?
Compatible with IC697CPU780, 781, 782, 788, and 789 series CPUs.
4. Does it require an additional rack slot?
No, it installs directly as a daughterboard module.
5. What is its physical size in mm?
Approximately 127 × 109 × 25 mm.
6. Does it retain memory without power?
Yes, via battery-backed CMOS memory (limited retention time).
7. Is it still in production?
It is a legacy module, mainly available through surplus and industrial supply channels.
8. Does it improve CPU speed?
Indirectly, by reducing memory constraints for large programs.
9. What industries use it most?
Energy, manufacturing, oil & gas, and process automation sectors.
10. Why is it still widely used today?
Because many installed GE 90-70 systems depend on it for stable long-term operation and expansion capability.
