描述
概述
FCP280专为严苛工业环境中的关键过程控制和报警而设计。它是一款分布式、坚固耐用且可选容错的控制器，非常适合需要高可靠性和连续运行的应用。
关键细节和功能
制造商：Foxboro（现为施耐德电气旗下公司）
零件编号：RH924YA（通常称为FCP280 RH924YA）
产品类型：现场控制处理器(FCP)/CPU模块
核心功能：FCP280执行工业过程的基本控制任务，包括：
调节控制：管理温度、压力和流量等连续过程变量。
逻辑控制：执行复杂的逻辑和联锁序列。
定时和顺序控制：处理定时操作和顺序步骤。
数据采集：从连接的现场总线模块(FBM)收集数据。
报警检测和通知：监控过程变量并生成报警。
处理器和内存：
处理器类型：通常是带有存储程序的ARM®片上系统(SOC)，例如ARM Cortex A15。
内存：具有大容量内存，通常约为128 MB SDRAM和128 MB闪存。一些资料提到更大的容量，例如2 GB RAM和4 GB闪存，这表明可能有变种或更新的版本。它包含ECC（纠错码），以提高数据完整性。
容错设计：这是一项关键特性。FCP280支持冗余配置，两个模块可以配对，即使其中一个发生故障也能持续运行。两个模块同时处理信息，自动故障转移可最大限度地减少停机时间。这包括双处理器、冗余电源功能和冗余通信接口。
I/O和通信：
现场总线模块(FBM)支持：支持大量I/O点，通常最多128个FBM（100系列和200系列混合，每个现场总线对100系列FBM的具体数量有限制）。一些资料表明最多可支持2048个I/O模块，这可能指的是使用多个FCP280时的系统总容量。
现场总线类型：使用HDLC（高级数据链路控制）与FBM通信，200系列FBM的传输速率为2 Mbps，100系列FBM的传输速率为268 Kbps。
网络连接：通过标准100 Mbps以太网（光纤或铜缆）连接到MESH控制网络，其底板上配有网络适配器。
协议支持：支持各种通信协议，包括以太网、Modbus、PROFIBUS和HART，从而允许与各种现场设备和其他控制系统集成。
环境适应性：
专为严苛的工业环境设计，能够承受极端温度、振动和电气噪声。
工作温度：通常为-20°C至+60°C（-4°F至+140°F），部分来源显示最高可达+70°C。
污染等级：G3（恶劣）级。
外壳：采用坚固的压铸铝外壳，适用于不通风的现场机柜。
高级功能：
自托管模式：即使没有主机工作站，FCP280也能使用有效的控制数据库自行启动。
在线映像升级(OLUG)：支持在容错配置下无需关闭进程即可升级固件。
网络安全：通过ISA EDSA认证，确保增强的网络安全。
LCD显示屏：配备液晶显示屏(LCD)，可显示模块状态和角色。
应用
Foxboro FCP280 RH924YA广泛应用于需要精确、可靠且高可用性复杂过程控制的行业。其应用领域包括：
石油和天然气：炼油厂、管道和海上平台的控制。
发电：发电厂涡轮机、发电机和辅助系统的管理。
化工和石化：反应器、蒸馏塔和其他化工过程的自动化。
制药：批量过程和关键环境参数的控制。
水和废水处理：泵站、过滤和净化过程的管理。
金属、采矿和矿物。
食品和饮料。
Overview
The FCP280 is designed for critical process control and alarming in demanding industrial environments.It’s a distributed,robust,and optionally fault-tolerant controller,making it suitable for applications requiring high reliability and continuous operation.
Key Details and Functions
Manufacturer:Foxboro(now part of Schneider Electric)
Part Number:RH924YA(often seen as FCP280 RH924YA)
Product Type:Field Control Processor(FCP)/CPU Module
Core Functionality:The FCP280 performs essential control tasks for industrial processes,including:
Regulatory Control:Manages continuous process variables like temperature,pressure,and flow.
Logic Control:Executes complex logic and interlocking sequences.
Timing and Sequential Control:Handles timed operations and sequential steps.
Data Acquisition:Collects data from connected Fieldbus Modules(FBMs).
Alarm Detection and Notification:Monitors process variables and generates alarms.
Processor&Memory:
Processor Type:Typically an ARM®System on a Chip(SOC)with stored programs,such as an ARM Cortex A15.
Memory:Features substantial memory,often around 128 MB SDRAM and 128 MB flash memory.Some sources mention larger capacities like 2 GB RAM and 4 GB flash,indicating possible variations or newer revisions.It includes ECC(Error Correcting Code)for improved data integrity.
Fault-Tolerant Design:This is a key feature.The FCP280 supports redundant configurations,where two modules can be paired to provide continuous operation even if one fails.Both modules process information simultaneously,and automatic failover minimizes downtime.This includes dual processors,redundant power supply capabilities,and redundant communication interfaces.
I/O and Communication:
Fieldbus Module(FBM)Support:Supports a large number of I/O points,typically up to 128 FBMs(a mix of 100 Series and 200 Series,with specific limitations on 100 Series FBMs per fieldbus).Some sources indicate support for up to 2048 I/O modules,which likely refers to total system capacity when multiple FCP280s are used.
Fieldbus Type:Uses HDLC(High-Level Data Link Control)for communication with FBMs,with transmission rates of 2 Mbps for 200 Series FBMs and 268 Kbps for 100 Series FBMs.
Network Connectivity:Connects to The MESH control network via standard 100 Mbps Ethernet(fiber optic or copper),with network adapters on its baseplate.
Protocol Support:Supports various communication protocols,including Ethernet,Modbus,PROFIBUS,and HART,allowing integration with diverse field devices and other control systems.
Environmental Adaptability:
Designed for harsh industrial environments,capable of withstanding extreme temperatures,vibrations,and electrical noise.
Operating Temperature:Typically-20°C to+60°C(-4°F to+140°F),with some sources indicating up to+70°C.
Contamination Class:G3(Harsh)rating.
Enclosure:Housed in a rugged,die-cast aluminum casing,suitable for unventilated field cabinets.
Advanced Features:
Self-Hosting Mode:Allows the FCP280 to boot itself with a valid control database even without its host workstation.
Online Image Upgrade(OLUG):Supports upgrading its firmware without shutting down the process in a fault-tolerant configuration.
Cybersecurity:ISA EDSA certified,ensuring enhanced cybersecurity.
LCD Display:Features a Liquid Crystal Display(LCD)to show module status and roles.
Application
The Foxboro FCP280 RH924YA is extensively used in industries that demand precise,reliable,and highly available control of complex processes.Its applications include:
Oil and Gas:Control of refineries,pipelines,and offshore platforms.
Power Generation:Management of turbines,generators,and auxiliary systems in power plants.
Chemical and Petrochemical:Automation of reactors,distillation columns,and other chemical processes.
Pharmaceutical Manufacturing:Control of batch processes and critical environmental parameters.
Water and Wastewater Treatment:Management of pumping stations,filtration,and purification processes.
Metals,Mining,and Minerals.
Food and Beverage.
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