The GE Multilin UR9EV CPU module is the core control unit in the universal relay series. Specifically designed for industrial automation and power system protection scenarios, it has become a key device in fields such as manufacturing, power industry, and chemical engineering, thanks to its high-performance processor architecture, multi-function integration capability, and wide compatibility. As the central processing core of the system, this module undertakes tasks including control program execution, real-time data processing, and multi-device communication. It provides accurate and reliable control solutions for complex industrial environments, and serves as a core component for improving the automation level and operational stability of industrial systems.

Key Technical Specifications

Hardware Configuration

Processor & Memory: Equipped with a dual-core ARM Cortex-A9 processor, it features high-performance computing capabilities. Paired with 1GB DDR3 SDRAM, it ensures fast execution of control programs and efficient processing of massive data.

I/O Interfaces: Supports 16 digital input/output channels and 8-16 analog input/output channels. It can accurately receive switch signals and sensor data, and drive external actuators. Meanwhile, it is equipped with 16 bus channels for device interconnection.

Power Supply Specifications: Compatible with a 24V DC operating voltage and a rated current of 15A. Some models support 120V AC/250V AC/DC wide-voltage input, adapting to different industrial power supply environments.

Physical Characteristics: Available in multiple size specifications ranging from 38mm×28mm×18mm to 200mm×150mm×100mm, with a weight of only 60g-2kg. It supports DIN rail mounting and panel mounting, and the stainless steel material ensures structural durability.

Environmental Adaptability: The operating temperature range covers -40℃~70℃, with a protection rating of IP20, enabling stable operation in harsh industrial environments.

Communication & Protection Parameters

Communication Protocols: Fully supports various industrial communication protocols such as Modbus RTU, Modbus TCP/IP, Profibus DP, DeviceNet, DNP 3, and IEC 61850. It realizes cross-device and cross-system data interaction through RS-485 interfaces and high-speed Ethernet ports.

Protection Performance: Built-in dedicated protection algorithms for power transformers, generators, and motors. The contacts are made of silver-plated copper alloy, supporting 1 Normally Open (NO) + 1 Normally Closed (NC) configuration, with a switching frequency of up to 20kHz, meeting high-frequency control requirements.

Core Performance Advantages

• High Reliability Design: Adopts industrial-grade high-stability electronic components and advanced production processes. The modular structure reduces fault points, ensuring continuous operation even in complex environments such as high/low temperatures and electromagnetic interference, thus lowering the risk of system downtime.
• Efficient Processing Capability: The combination of a dual-core processor and large-capacity memory enables millisecond-level response to control commands. It also supports multi-task parallel processing, balancing the efficiency of real-time control and data monitoring, and improving the industrial production rhythm and power system dispatching accuracy.
• Flexible Scalability: Supports on-demand expansion of I/O modules and customization of communication protocols. Functional modules can be added or removed according to application scenarios without reconstructing the entire control system, reducing upgrade costs and implementation difficulty.
• Convenient O&M Experience: The plug-and-play design simplifies the installation process. The supporting programming and configuration tools support visual operations, allowing engineers to quickly complete parameter debugging, program updates, and fault troubleshooting, thus shortening the O&M cycle.

Compatible Systems and Integration Solutions

The GE Multilin UR9EV CPU module features strong system compatibility, enabling seamless integration into the full ecosystem of the GE Multilin universal relay series. It forms a collaborative control architecture with I/O modules, communication modules, and protection modules of the same series. Meanwhile, its multi-protocol support capability allows it to adapt to mainstream industrial control systems, including PLCs, DCS systems, and third-party automation equipment. It can achieve rapid connection whether for system construction in new projects or upgrade and transformation of existing equipment.In power systems, this module can achieve real-time linkage with substation monitoring platforms and Energy Management Systems (EMS), enabling status monitoring, fault early warning, and remote control of power equipment. In manufacturing scenarios, it can work collaboratively with production line robots, intelligent sensors, and warehouse management systems to build a full-process automated control network, helping enterprises achieve the transformation to smart manufacturing.

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