描述
FOXBORO P0973LN是一款专为工业自动化设计的端口光纤管理交换机，属于A4系列设备，广泛应用于电力、工业控制、数据中心等场景。以下是其核心功能与技术特点的综合概述：
一、产品概述
型号与品牌：P0973LN，由Invensys（现艾默生）旗下Foxboro品牌推出。
类型：24端口托管式光纤交换机，支持可堆叠部署。
结构与安装：模块化设计，桌面式安装，尺寸为17.4英寸×14.5英寸×1.7英寸，重量10.8磅（约4.9公斤）。
二、技术参数
端口配置
-24个100Base-FX光纤端口：支持100Mbps传输速率。
-2个千兆SFP接口：可扩展至1000Mbps，兼容多种光纤模块（如MGBIC）。
性能指标
-吞吐量：9.5 Mpps（百万数据包每秒）。
-交换容量：12.8 Gbps。
-VLAN支持：最大4096个虚拟局域网（VLAN）。
-MAC地址表：16K条目。
环境适应性
-工作电压：12.5-42V DC。
-温度范围：0°C至60°C。
-湿度：5%-95%（非冷凝）。
-认证：CE认证，符合工业级可靠性标准。
三、功能特性
光纤传输优势
-采用光纤介质，支持高速、长距离传输，抗电磁干扰能力强，适用于高噪声工业环境。
网络管理
-远程管理协议：支持SNMP、RMON、Telnet、HTTP、TFTP、SSH等，便于集中监控与配置。
-端口镜像：可将指定端口流量镜像至外部探头，用于网络诊断与分析。
-堆叠扩展：通过ISL（堆叠）端口实现多台设备级联，提升网络规模。
工业标准兼容性
-符合IEEE 802.3u（Fast Ethernet）、802.1w（RSTP）等协议，支持巨型帧（9216字节）。
四、应用场景
工业控制网络：连接DCS（分布式控制系统）、PLC、传感器等设备，实现高实时性数据传输。
电力系统：应用于变电站、发电厂的SCADA网络，确保监控与控制指令的稳定传递。
数据中心：作为核心交换设备，支持存储区域网络（SAN）的高速互联。
交通与物流：用于自动化分拣系统、港口设备的通信网络搭建。
FOXBORO P0973LN is a port fiber management switch designed for industrial automation.It belongs to the A4 series of devices and is widely used in power,industrial control,data centers and other scenarios.The following is a comprehensive overview of its core functions and technical features:
I.Product Overview
Model and brand:P0973LN,launched by Foxboro brand under Invensys(now Emerson).
Type:24-port managed fiber switch,supports stackable deployment.
Structure and installation:Modular design,desktop installation,size is 17.4 inches×14.5 inches×1.7 inches,weight is 10.8 pounds(about 4.9 kilograms).
II.Technical parameters
Port configuration
-24 100Base-FX fiber ports:support 100Mbps transmission rate.
-2 Gigabit SFP interfaces:expandable to 1000Mbps,compatible with a variety of fiber modules(such as MGBIC).
Performance indicators
-Throughput:9.5 Mpps(million packets per second).
-Switching capacity:12.8 Gbps.
-VLAN support:up to 4096 virtual LANs(VLANs).
-MAC address table:16K entries.
Environmental adaptability
-Operating voltage:12.5-42V DC.
-Temperature range:0°C to 60°C.
-Humidity:5%-95%(non-condensing).
-Certification:CE certification,in line with industrial reliability standards.
III.Functional characteristics
Advantages of optical fiber transmission
-Using optical fiber media,it supports high-speed and long-distance transmission,has strong anti-electromagnetic interference ability,and is suitable for high-noise industrial environments.
Network management
-Remote management protocol:supports SNMP,RMON,Telnet,HTTP,TFTP,SSH,etc.,which is convenient for centralized monitoring and configuration.
-Port mirroring:The specified port traffic can be mirrored to an external probe for network diagnosis and analysis.
-Stack expansion:Multiple devices can be cascaded through ISL(stacking)ports to increase the network scale.
Industrial standard compatibility
-Complies with IEEE 802.3u(Fast Ethernet),802.1w(RSTP)and other protocols,supports jumbo frames(9216 bytes).
IV.Application scenarios
Industrial control network:connects DCS(distributed control system),PLC,sensors and other equipment to achieve high real-time data transmission.
Power system:Applied to SCADA network of substations and power plants to ensure stable transmission of monitoring and control instructions.
Data center:As a core switching device,it supports high-speed interconnection of storage area networks(SAN).
Transportation and logistics:Used for communication network construction of automated sorting systems and port equipment.
