Description

GE IC697CHS790 – High-Capacity PLC Chassis for Series 90-70

Product Description

Product Parameters

1. Chassis Type: Rack-mount PLC chassis, exclusive to GE Series 90-70 PLC systems
2. Slot Capacity: 16 dedicated slots for Series 90-70 modules (1 CPU slot + 15 I/O/specialty module slots)
3. Backplane Bandwidth: 500 Mbps full-duplex, enabling high-speed data exchange between connected modules
4. Power Distribution: Integrated 24 VDC power bus with overcurrent and short-circuit protection, supporting up to 25 A total load
5. PLC Compatibility: Fully compatible with Series 90-70 CPU modules (IC697CPU731, IC697CPU780, IC697CPU790) and all Series 90-70 I/O/specialty modules
6. Operating Temperature Range: -40°C to 70°C (-40°F to 158°F), resilient to extreme industrial temperature swings
7. Physical Dimensions: 483 mm × 178 mm × 229 mm (19.02 in × 7.01 in × 9.02 in), 19-inch rack-mountable (EIA standard)
8. Weight: 4.2 kg (9.26 lbs), robust yet manageable for rack assembly
9. Certifications: UL 508, CE, IEC 61131-2, ATEX, and IEEE 1613 compliant, meeting global industrial safety and performance standards
10. Operating Humidity: 5% – 95% (non-condensing), adaptable to humid or moisture-prone industrial settings
11. Mechanical Protection: Corrosion-resistant steel chassis with IP20 dust protection rating

Advantages and Features

1. 16-Slot High-Expansion Capacity: The GE IC697CHS790’s 16-slot design provides ample space for integrating CPU, I/O, communication, and specialty modules, supporting large-scale automation systems without the need for multiple chassis.
2. Stable High-Speed Backplane: The 500 Mbps full-duplex backplane ensures low-latency signal transmission between modules, critical for time-sensitive applications such as real-time process monitoring and motion control.
3. Reliable Power Protection: Integrated overcurrent and short-circuit protection safeguards connected modules from voltage spikes and overloads, extending the lifespan of the entire PLC system and reducing unplanned downtime.
4. Industrial-Grade Durability: A rugged steel chassis, wide operating temperature range, and corrosion resistance make the GE IC697CHS790 suitable for harsh environments, including oil refineries, mining sites, and outdoor power infrastructure.
5. Seamless Series 90-70 Integration: Plug-and-play compatibility with all Series 90-70 modules eliminates integration issues, simplifying system design and reducing deployment time for engineers and technicians.
6. 19-Inch Rack Compatibility: EIA-standard 19-inch rack-mount design allows for easy integration into existing industrial control cabinets, optimizing space utilization in control rooms and equipment enclosures.

Application Cases in Application Fields

1. Power Generation Plant: A coal-fired power plant deployed the GE IC697CHS790 in its turbine control system, using the 16-slot chassis to integrate CPU modules, analog I/O modules, and communication modules. The high backplane bandwidth enabled real-time monitoring of steam pressure, temperature, and turbine speed, improving operational stability and reducing maintenance costs by 22%.
2. Aerospace Component Manufacturing: An aerospace OEM integrated the GE IC697CHS790 into its precision machining lines, leveraging the chassis’s slot capacity to house CPU modules, high-speed counter modules, and motion control modules. The seamless module integration ensured precise control of CNC machines, improving component machining accuracy by 28%.
3. Chemical Refinery: A global petrochemical refinery adopted the GE IC697CHS790 for its distillation column control system, using the chassis to connect PLC modules monitoring flow rates, pressure, and chemical composition. The rugged steel chassis withstood corrosive gases and high temperatures in the refinery, ensuring 24/7 reliable operation.
4. Municipal Electrical Grid Control: A regional utility company used the GE IC697CHS790 in its substation automation system, utilizing the 16-slot design to integrate CPU modules, communication modules, and relay output modules. The chassis’s compatibility with Series 90-70 modules enabled centralized control of power distribution, reducing grid outage incidents by 18%.

Comparisons with Competing Products

Selection Suggestions and Precautions

Selection Suggestions

1. Align with Series 90-70 Ecosystem: Prioritize the GE IC697CHS790 if your system uses GE Series 90-70 modules, as it ensures full compatibility and optimal performance compared to generic or cross-brand chassis.
2. Assess System Scale: Choose this chassis for large-scale automation projects requiring 10+ modules (e.g., power plants, refineries), as its 16-slot design eliminates the need for chassis cascading and simplifies system management.
3. Evaluate Environmental Conditions: Opt for the GE IC697CHS790 for harsh industrial settings (e.g., outdoor substations, chemical plants) due to its wider operating temperature range and robust certification compliance.
4. Consider Control Room Layout: Select this chassis if you use 19-inch standard control racks, as its EIA-compliant design ensures seamless integration and space-efficient installation.

Precautions

1. Module Insertion: Insert and remove modules gently to avoid bending backplane pins; always power off the chassis before adding or replacing non-hot-swappable modules to prevent electrical damage.
2. Power Supply Matching: Use only GE-recommended 24 VDC power supplies to ensure compatibility with the chassis’s power bus and avoid overloading or voltage instability.
3. Static Protection: Use anti-static wristbands when handling the GE IC697CHS790 and connected modules, as electrostatic discharge can damage sensitive backplane circuitry and module components.
4. Ventilation and Cooling: Ensure adequate airflow around the chassis (minimum 15 mm clearance on all sides) to prevent overheating, especially when the chassis is fully populated with high-power modules.
5. Regular Maintenance: Periodically inspect the chassis’s connectors, power bus, and steel frame for corrosion or loose fasteners; clean dust from vents with compressed air to maintain optimal heat dissipation.

IC697CHS790