描述
产品概述
DEIF DU-2/MKIII是一款工业自动化控制系统的核心组件，集成了电源控制、配电管理、发电机保护及多参数监测功能。其设计适用于严苛工业环境，广泛应用于电力系统、船舶、可再生能源、化工、冶金等领域，提供高可靠性与灵活性的解决方案。
核心功能与特点
冗余与可靠性设计
三重模块冗余结构：三个独立分电路并行运行，通过硬件/软件表决机制确保系统完整性，支持在线维护而不中断控制过程。
工业级防护：IP65防护等级，耐受高温、湿度、粉尘及电磁干扰，适应恶劣环境。
I/O扩展与通信能力
I/O模块支持：最多支持118个I/O模块（模拟/数字），兼容远程I/O模块（最远12公里）。
通信接口：支持Modbus RTU/以太网、Profibus等协议，可连接DCS、Triconex控制器及外部主机。
智能监测与保护
多参数测量：实时监测电压、电流、频率、功率因数、谐波等电力参数。
保护功能：集成过流、欠/过压、逆功率、差动保护、过载等保护机制，支持定制化保护曲线。
故障诊断：通过智能I/O模块的微处理器实现硬件故障诊断与线路问题检测，支持在线状态监控。
人机交互与显示
高清显示界面：配备高分辨率液晶屏，支持多通道数据实时显示与报警提示，操作简便。
触摸屏交互：部分型号支持触摸操作，简化参数设置与系统配置。
电源管理与兼容性
宽电压输入：支持100-240V AC或110-300V DC输入，输出24V DC辅助电源。
系统兼容性：与伍德沃德（Woodward）等品牌产品兼容，可集成至现有工业自动化系统。
技术参数
参数规格
输入电压100-240V AC/110-300V DC
输出电压24V DC（可配置辅助电源）
显示类型带背光高分辨率液晶屏
通信协议Modbus RTU/以太网、Profibus、TCP/IP
防护等级IP65
工作温度-20°C至+60°C
I/O通道数量最多118个（模拟/数字）
远程I/O距离最远12公里（7.5英里）
典型应用场景
电力系统
发电机保护、电网稳定性监测、备用电源管理。
工业设施
工厂生产线电源监控、数据中心备用电源系统。
船舶与海上平台
船舶发电机保护、海上风电系统电源管理。
可再生能源
风电、光伏、水力发电机组的实时监测与保护。
Product Overview
DEIF DU-2/MKIII is the core component of an industrial automation control system,integrating power control,distribution management,generator protection and multi-parameter monitoring functions.Its design is suitable for harsh industrial environments and is widely used in power systems,ships,renewable energy,chemical industry,metallurgy and other fields,providing high reliability and flexibility solutions.
Core functions and features
Redundancy and reliability design
Triple module redundant structure:three independent circuits operate in parallel,ensuring system integrity through hardware/software voting mechanism,and supporting online maintenance without interrupting the control process.
Industrial protection:IP65 protection level,withstand high temperature,humidity,dust and electromagnetic interference,and adapt to harsh environments.
I/O expansion and communication capabilities
I/O module support:supports up to 118 I/O modules(analog/digital),compatible with remote I/O modules(up to 12 kilometers).
Communication interface:Supports Modbus RTU/Ethernet,Profibus and other protocols,and can connect to DCS,Triconex controllers and external hosts.
Intelligent monitoring and protection
Multi-parameter measurement:Real-time monitoring of power parameters such as voltage,current,frequency,power factor,and harmonics.
Protection functions:Integrate protection mechanisms such as overcurrent,under/overvoltage,reverse power,differential protection,and overload,supporting customized protection curves.
Fault diagnosis:Hardware fault diagnosis and line problem detection are realized through the microprocessor of the intelligent I/O module,and online status monitoring is supported.
Human-computer interaction and display
High-definition display interface:equipped with a high-resolution LCD screen,supports real-time display of multi-channel data and alarm prompts,making it easy to operate.
Touch screen interaction:Some models support touch operation,simplifying parameter settings and system configuration.
Power Management and Compatibility
Wide voltage input:Supports 100-240V AC or 110-300V DC input,outputs 24V DC auxiliary power supply.
System Compatibility:Compatible with brand products such as Woodward,and can be integrated into existing industrial automation systems.
Technical parameters
Parameters Specifications
Input voltage 100-240V AC/110-300V DC
Output voltage 24V DC(configurable auxiliary power supply)
Display type High resolution LCD screen with backlight
Communication Protocol Modbus RTU/Ethernet,Profibus,TCP/IP
Protection level IP65
Operating temperature-20°C to+60°C
Number of I/O channels up to 118(analog/digital)
Remote I/O distance up to 12 kilometers(7.5 miles)
Typical application scenarios
Power system
Generator protection,grid stability monitoring,backup power management.
Industrial facilities
Factory production line power monitoring,data center backup power system.
Ship and offshore platform
Ship generator protection,offshore wind power system power management.
Renewable energy
Real-time monitoring and protection of wind power,photovoltaic and hydropower units.
