Description
GE IC697CHS7906 – High-Capacity Control Head Station for Series 90-70 PLC
Product Description
The GE IC697CHS7906 is a premium, high-capacity control head station specifically engineered for GE’s Series 90-70 PLC systems, designed to serve as the centralized hardware backbone for large-scale and complex industrial automation setups. As a flagship foundational component in GE’s legacy Series 90-70 ecosystem, the GE IC697CHS7906 integrates expanded slot capacity, enhanced backplane performance, and rugged construction to meet the demands of mission-critical control applications. What sets the GE IC697CHS7906 apart is its compatibility with both legacy and advanced Series 90-70 modules, alongside support for redundant power configurations, making it a versatile solution for system upgrades and new industrial installations alike. The GE IC697CHS7906 is built to endure harsh industrial conditions—including temperature fluctuations, mechanical vibration, and electromagnetic interference—while maintaining consistent performance. Whether deployed in heavy manufacturing, power generation, or large-scale process control facilities, the GE IC697CHS7906 delivers the structural stability, scalability, and reliability required for 24/7 uninterrupted industrial operations.
Product Parameters
| Parameter Category | Specifications |
|---|---|
| Brand & Model | GE IC697CHS7906 |
| Product Type | High-Capacity Control Head Station for GE Series 90-70 PLC |
| Slot Capacity | 12 full-size expansion slots (supports CPU, digital/analog I/O, communication, and specialty modules) |
| Backplane Type | 16-bit high-speed parallel backplane; optimized for low-latency inter-module communication |
| Power Distribution | Integrated dual-power interface; 5 VDC and 24 VDC distributed output for modules |
| Compatible Power Supplies | GE IC697PWR710, IC697PWR711, IC697PWR720 (native support for redundant power configurations) |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Resistance | 5% – 95% non-condensing (IEC 60068-2-34 compliant) |
| Vibration & Shock Resistance | IEC 60068-2-6 (vibration: 10-500 Hz, 2g acceleration); IEC 60068-2-27 (shock: 30g peak acceleration) |
| Form Factor | Rack-mounted; 19-inch standard industrial rack compatible; 7U height |
| Dimensions (W x H x D) | 483 mm x 305 mm x 290 mm |
| Certifications | UL 508, CE, IEC 61131-2, ISO 9001, RoHS compliant |
| Weight | 8.2 kg |
Advantages and Features
- Expanded 12-Slot Capacity: The GE IC697CHS7906 offers 12 full-size slots, enabling integration of a large number of modules for complex applications—from multi-axis motion control to extensive process monitoring—eliminating the need for additional control racks and simplifying system architecture.
- High-Speed Backplane Communication: The optimized 16-bit parallel backplane ensures fast, stable data transfer between modules, minimizing latency in real-time control scenarios such as robotic assembly, continuous process regulation, and safety interlock systems.
- Native Redundant Power Support: Designed to work seamlessly with GE’s Series 90-70 redundant power supplies, the GE IC697CHS7906 provides uninterrupted power to critical modules, reducing downtime risks in mission-critical applications like power plants and chemical processing.
- Full Series 90-70 Compatibility: Works with all legacy and new-generation Series 90-70 modules, allowing users to reuse existing hardware investments while upgrading key components, lowering total cost of ownership and reducing system deployment time.
- Heavy-Duty Industrial Durability: Constructed with a reinforced steel chassis and corrosion-resistant materials, the module withstands harsh industrial conditions—including extreme temperatures, vibration, and electromagnetic interference—ensuring long-term reliability in steel mills, oil refineries, and mining operations.
- User-Friendly Maintenance Design: Features tool-less module insertion, clear slot labeling, and accessible backplane connectors, streamlining installation, troubleshooting, and routine maintenance tasks to minimize operational downtime.
Application Cases in Application Fields
- Large-Scale Automotive Assembly Plant: A global automotive OEM deployed the GE IC697CHS7906 in its main assembly line control systems. The 12-slot capacity accommodated a CPU module, 6 digital I/O modules, 2 analog modules, 2 communication modules, and 1 safety module, enabling centralized control of 30+ robotic workstations and reducing production line synchronization errors by 30%.
- Coal-Fired Power Plant Control Room: A utility company integrated the GE IC697CHS7906 into its boiler and turbine control PLCs, housing modules for temperature, pressure, and steam flow monitoring. The native redundant power support prevented downtime during power fluctuations, while the high-speed backplane ensured real-time data transmission to the central SCADA system, improving grid stability by 18%.
- Petrochemical Refinery Process Control: A petrochemical manufacturer used the GE IC697CHS7906 to upgrade its legacy Series 90-70 system, reusing existing I/O modules while adding new communication modules for cloud-based process monitoring. The 12-slot capacity supported all required control and monitoring functions, and the rugged design withstood the refinery’s high-temperature and corrosive environment.
- Mining Industry Conveyor Systems: A mining company deployed the GE IC697CHS7906 in its underground and surface conveyor control PLCs, integrating modules for speed control, load monitoring, and safety interlocks. The module’s vibration resistance and wide storage temperature range ensured reliability in harsh mining conditions, while the expanded slot capacity supported control of 20+ conveyor belts from a single head station.
Comparisons with Competing Products
| Feature | GE IC697CHS7906 | Competitor A (Brand X CHS-9070-10) | Competitor B (Brand Z HUB-712) |
|---|---|---|---|
| Slot Capacity | 12 full-size slots | 10 full-size slots | 12 half-size slots (limited module compatibility) |
| Backplane Type | 16-bit high-speed parallel | 8-bit standard parallel | 16-bit parallel (reduced data transfer speed) |
| Redundant Power Support | Native (no add-on required) | Optional (requires extra module) | Not supported |
| Operating Temperature | 0°C to 60°C | 5°C to 55°C | 0°C to 55°C |
| Series 90-70 Compatibility | Full (legacy + new modules) | Partial (only new modules) | Limited (select legacy modules) |
| Weight | 8.2 kg (reinforced steel chassis) | 5.5 kg (lightweight plastic chassis) | 6.1 kg (mixed metal-plastic chassis) |
The GE IC697CHS7906 outperforms competitors in key aspects: its 12 full-size slots offer greater expansion potential than 10-slot alternatives or half-slot competitors, and the 16-bit high-speed backplane delivers faster data transfer than 8-bit rivals. Its native redundant power support and full Series 90-70 compatibility also make it a more cost-effective and reliable choice for existing GE PLC users, avoiding the need for extra hardware or system overhauls.
Selection Suggestions and Precautions
- Selection Suggestions:
- Choose the GE IC697CHS7906 for large-scale Series 90-70 PLC systems requiring extensive module integration, such as automotive assembly plants, power generation facilities, and petrochemical refineries.
- Opt for this control head station if you need redundant power support for mission-critical applications, as it natively works with GE’s Series 90-70 redundant power supplies without additional components.
- Prioritize the GE IC697CHS7906 for legacy system upgrades, as its full compatibility with old and new Series 90-70 modules preserves hardware investments and minimizes downtime.
- Precautions:
- Ensure the unit is mounted in a 19-inch standard industrial rack to maintain structural stability and proper airflow, which is critical for preventing overheating in fully populated configurations.
- Use only genuine GE Series 90-70 modules and compatible power supplies (IC697PWR710/711/720) with the GE IC697CHS7906 to avoid compatibility issues and preserve the product warranty.
- Regularly inspect the backplane connectors for dust, corrosion, or loose connections, as these can disrupt inter-module communication in industrial environments.
- Keep the operating temperature within the 0°C to 60°C range; avoid installing the head station in direct sunlight, unventilated enclosures, or areas with excessive moisture.
- When configuring redundant power, ensure both power supplies are identically rated and from GE’s approved range to guarantee seamless failover and prevent voltage mismatches.


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