GE Multilin UR9EV CPU Module

GE Multilin UR9EV CPU Module

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.