描述
ABB PM554-R A0是ABB AC500系列PLC的高性能冗余CPU模块，以下是其产品详情：
基本信息
型号：PM554-R A0
品牌：ABB
“R”含义：代表冗余版本
“A0”含义：为硬件版本号，表示初始版本
电源输入：24VDC，范围为18-30VDC
功耗：小于10W（典型值，含冗余通信功耗）
机械尺寸：100mm×100mm×80mm（宽×高×深）
防护等级：IP20
性能参数
处理器：32位RISC处理器，主频400MHz
内存：Flash为16MB，用于程序存储；RAM为8MB，用于数据缓存
通信接口：内置2个10/100/1000Mbps以太网端口，支持冗余通信协议；1个RS232串口和1个RS485串口，支持Modbus RTU/ASCII；1对RedLink光纤接口，用于主/备CPU间高速数据同步。还可通过CM572模块增加PROFIBUS-DP、CANopen接口，通过CM579模块实现EtherCAT、PROFINET实时以太网通信。
工作温度：-25℃~+70℃
功能特点
冗余功能：支持双机热备冗余架构，主/备CPU实时同步数据，故障时自动切换，切换时间小于50ms，确保系统在单点故障时仍能无缝运行，适用于对可靠性要求极高的场景。
环境适应性强：工业级设计，符合IEC 61000-4标准，耐受电磁干扰、静电放电，能在强电磁环境如变电站中稳定工作，可适应高温车间、户外柜体或极寒地区等不同环境。
The ABB PM554-R A0 is a high-performance redundant CPU module for ABB’s AC500 series PLCs.Below are its product details:
Basic Information
Model:PM554-R A0
Brand:ABB
“R”Meaning:Represents a redundant version
“A0″Meaning:Hardware version number,indicating the initial version
Power Input:24VDC,range 18-30VDC
Power Consumption:Less than 10W(typical,including redundant communication power consumption)
Mechanical Dimensions:100mm×100mm×80mm(W×H×D)
Protection Rating:IP20
Performance Parameters
Processor:32-bit RISC processor,400MHz clock speed
Memory:16MB Flash for program storage;8MB RAM for data caching
Communication Interfaces:Built-in two 10/100/1000Mbps Ethernet ports supporting redundant communication protocols;one RS232 serial port and one RS485 serial port.Serial port,supporting Modbus RTU/ASCII;one pair of RedLink fiber optic interfaces for high-speed data synchronization between primary and backup CPUs.PROFIBUS-DP and CANopen interfaces can be added via the CM572 module,and EtherCAT and PROFINET real-time Ethernet communication can be achieved via the CM579 module.
Operating Temperature:-25℃~+70℃
Features
Redundancy:Supports a dual-machine hot standby redundancy architecture,with real-time data synchronization between primary and backup CPUs.Automatic switching occurs in case of failure,with a switching time of less than 50ms,ensuring seamless system operation even in the event of a single point of failure.Suitable for scenarios with extremely high reliability requirements.
Strong Environmental Adaptability:Industrial-grade design,compliant with IEC 61000-4 standards,resistant to electromagnetic interference and electrostatic discharge,capable of stable operation in strong electromagnetic environments such as substations,and adaptable to various environments including high-temperature workshops,outdoor cabinets,or extremely cold regions.
ABB Model: GBU72 3BHE055094R0002 Model: 3BHE055094R0002 GBU72 Model: GBU72 Model: 3BHE055094R0002 Model: 3BHE031197R0001 Model: 3BHB030310R0001 Model: 73BHE055094R0002 GBU72 Model: 73BHE055094R0002 Model: GBU72 Model: ABB PCS6000 PRODUCT FAMLIY ABB 5SHY4045L0006 3BHB030310R0001 3BHE039203R0101 GVC736CE101
