Description
The GE 8751-CA-NS is a high-performance communication adapter module designed for GE Fanuc Series 90-70 PLC systems, serving as a critical interface between the PLC backplane and various industrial networks. This sophisticated module enables seamless data exchange and system integration by providing robust connectivity options for plant-wide communication architectures. The GE 8751-CA-NS acts as a network gateway, allowing the Series 90-70 platform to communicate with other PLCs, HMIs, SCADA systems, and enterprise-level networks, thereby extending the reach and functionality of the automation system. Its design focuses on reliable data transmission in demanding industrial environments where communication integrity is paramount.
As part of GE’s comprehensive industrial automation ecosystem, the 8751-CA-NS module enhances the capabilities of the Series 90-70 system by enabling distributed control strategies and facilitating real-time data sharing across multiple platforms. This module is particularly valuable in applications requiring coordination between different control systems or integration with supervisory monitoring systems. The GE 8751-CA-NS provides engineers with the flexibility to implement advanced communication architectures while maintaining the reliability and deterministic performance expected from GE’s industrial control products, making it an essential component for modern industrial automation networks.

8751-CA-NS GE
Technical Specifications
| Parameter Name | Parameter Value |
| Product Model | 8751-CA-NS |
| Manufacturer | GE Fanuc (General Electric) |
| Product Type | Communication Adapter Module |
| Compatible PLC Series | GE Fanuc Series 90-70 |
| Communication Protocols | Genius LAN, SRTP, SNPX |
| Data Transfer Rate | 153.6 Kbps to 1.544 Mbps (configurable) |
| Backplane Interface | 90-70 I/O Bus |
| Memory Capacity | 512K RAM (for communication processing) |
| Isolation | 1500V RMS (channel to backplane) |
| Operating Voltage | 5V DC ±5% (from backplane) |
| Power Consumption | 850mA @ 5V DC |
| Operating Temperature | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) |
| Relative Humidity | 5% to 95% (non-condensing) |
Main Features and Advantages
The GE 8751-CA-NS communication adapter delivers exceptional network performance through its support for multiple industrial protocols, including the high-speed Genius LAN communication system. This multi-protocol capability allows seamless integration with various GE automation products and third-party systems, providing unparalleled flexibility in network design. The module features advanced data handling capabilities with dedicated processing memory that ensures efficient communication traffic management without impacting the main PLC processor’s performance. This architectural advantage makes the 8751-CA-NS particularly effective in applications requiring large volumes of data exchange or time-critical information transfer.
Reliability is engineered into every aspect of the GE 8751-CA-NS, featuring robust electrical isolation that protects the PLC backplane from network-side electrical disturbances and noise. The module incorporates comprehensive diagnostic capabilities that continuously monitor communication status and network health, providing early warning of potential issues through detailed status indicators and system alarms. Its design supports redundant network configurations for critical applications where communication availability is essential. The 8751-CA-NS also offers straightforward configuration through standard GE programming tools, simplifying implementation and reducing engineering time while ensuring optimal network performance.
Application Field
The GE 8751-CA-NS finds extensive application in industrial automation sectors requiring robust communication infrastructure, particularly in manufacturing, process control, and energy management systems. In automotive manufacturing plants, the module enables high-speed data exchange between Series 90-70 PLCs controlling production lines and supervisory systems monitoring overall equipment effectiveness (OEE). For water and wastewater treatment facilities, the 8751-CA-NS facilitates integration between process control systems and SCADA networks, allowing centralized monitoring of distributed treatment processes and pump stations across large geographical areas.
In the metals and mining industry, the GE 8751-CA-NS serves critical communication functions in material handling systems and processing plants where coordination between multiple PLCs is essential for operational safety and efficiency. The module also enables energy management applications in large facility complexes and campus environments by providing the communication backbone for monitoring and optimizing power distribution systems. In each of these applications, the 8751-CA-NS solves the fundamental challenge of creating reliable, high-performance communication networks that can withstand industrial environments while ensuring deterministic data exchange between control systems.

8751-CA-NS GE
Related Products
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IC690ACC901: Communication accessory cartridge for enhanced capabilities
IC697CMM742: Genius communications module for network expansion
IC697MDL753: Digital input module for Series 90-70 systems
IC697ALG230: Analog input module compatible with Series 90-70





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