IC697CPU731 GE Fanuc Series 90-70 CPU Modules
Manufacturer: GE Fanuc
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Part Number: IC697CPU731
Condition：New with Original Package
Product Type: CPU Processors
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Country of Origin: USA
Payment:T/T, Western Union
Shipping port: Xiamen
Warranty: 12 months
GE Fanuc IC697CPU731 Series 90-70 CPU Module
The GE Fanuc IC697CPU731, also cataloged as the IC697CPU731 CPU Module, operates as a dedicated hardware component for deterministic logic execution and system coordination within Series 90-70 PLC platforms.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | IC697CPU731 |
| Brand | GE Fanuc |
| Origin | United States (USA) |
| Weight | 0.48 kg |
| Dimensions | 180 mm x 50 mm x 105 mm |
| Operating Temp | 0 to +60 deg C |
| Power Consumption | Standard Series 90-70 backplane load |
| Processor Type | 16-bit control processor |
| Processor Speed | 12 MHz |
| User Memory | Fixed 32 KB |
| Discrete I/O Capacity | Up to 512 points |
| Analog I/O Capacity | Up to 8K modules |
| Communications | 1 x Serial port, Backplane interface |
| Slot Width | Single-slot |
| Storage Temp | -40 to +85 deg C |
| Operating Humidity | 5 to 95% non-condensing |
Backplane Bus & Deterministic Logic Execution Features
The IC697CPU731 interfaces directly with the Series 90-70 backplane bus to enforce high backplane bus communication velocity parameters and deterministic instruction processing loops. To guarantee precise cycle times and manage I/O density scaling efficiently, the module regulates I/O refresh scheduling across the backplane, eliminating jitter during multi-rack data exchanges. Firmware flash compatibility protocols ensure steady data transfer execution when exchanging variables with analog input/output cards, maintaining synchronous memory maps across the discrete and register-based subsystems.
Frequently Asked Questions
Q: What are the memory and I/O capacities enforced by the hardware architecture?
A: The module contains a fixed 32 KB user memory allocation. The hardware constraints restrict total addressing to 512 discrete I/O points and a maximum management capability of 8K analog I/O modules.
Q: How does the built-in diagnostic system report faults?
A: The processor runs autonomous background self-diagnostics to verify central processing health. Detected hardware faults or execution anomalies are immediately logged and transferred through the fault reporting interface to the programming terminal or supervisory station.
Q: What precautions are necessary regarding module hot-swapping on the backplane?
A: Engineers must completely de-energize the rack power supply before extraction to prevent electrical transients across the backplane bus communication velocity rails and avoid memory register corruption.
Field Installation Guidelines
Chassis Insertion and Connector Alignment: Ensure the rack power supply is completely de-energized before inserting or extracting the CPU module from the Series 90-70 backplane. Insert the module into the designated single slot, utilizing the top and bottom chassis guides to maintain correct connector alignment. Apply firm, even pressure until the faceplate latches engage securely with the rack rail.
Shielding and Grounding Procedures: Establish a low-impedance chassis ground connection from the rack assembly to the central enclosure ground bar. Ensure all serial programming cables utilize high-density shielding terminated at the connector shell to suppress electromagnetic interference.
Thermal Management Clearance: Maintain a minimum vertical clearance of 50 mm above and below the PLC rack to ensure natural convective heat dissipation profiles do not exceed the 60 deg C operating threshold.