YOKOGAWA VI702横河网卡是一款专为工业自动化控制系统设计的网络接口卡，主要用于横河DCS（分布式控制系统）系统操作站和控制器的连接。以下是对该产品的详细解析：

一、产品基本信息

• 品牌：YOKOGAWA（横河）
• 型号：VI702
• 类型：网卡
• 接口类型：PCI-E（PCI Express）
• 主要功能：作为横河DCS系统操作站和控制器的连接桥梁，实现数据通信和控制信号的传输。

二、产品特性与功能

1. 高速通信：VI702网卡支持1 Gbps全双工连接，确保数据传输的高速和稳定。
2. 广泛兼容性：该网卡符合CENTUM VP系统的标准，能够无缝集成到横河的工业自动化控制系统中。
3. 灵活配置：通过PCI-E接口，VI702网卡可以轻松安装到兼容的计算机中，满足不同的系统配置需求。
4. 可靠性能：采用高质量的材料和先进的制造工艺，确保网卡在恶劣的工业环境中也能稳定运行。

三、技术规格

• 通信速度：1 Gbps全双工
• 电缆类型：CAT5e（增强型5类电缆），UTP
• 传输标准：1000BASE-T合规
• 连接器：RJ45连接器
• 最大距离：100米（VI702与Layer 2交换机之间的距离）
• PCI Express规格：适用修订：PCI Express CEM规格1.0a，x1，2.5 GT/s信号
• 电源电压：3.3 V ± 9%
• 最大电流消耗：2.5 A
• 重量：约0.18公斤

四、应用场景

VI702横河网卡广泛应用于石油、化工、电力、冶金等行业的工业自动化控制系统中，作为DCS系统的重要组成部分，实现现场设备与控制中心之间的数据交换和控制指令的传输。

YOKOGAWA VI702 Yokogawa Network Card is a network interface card designed specifically for industrial automation control systems, mainly used for connecting Yokogawa DCS (Distributed Control System) system operation stations and controllers. The following is a detailed analysis of the product:

1、 Basic Product Information

Brand: YOKOGAWA (Yokogawa)

Model: VI702

Type: Network card

Interface type: PCI-E (PCI Express)

Main function: As a bridge connecting the Yokogawa DCS system operation station and controller, it enables data communication and transmission of control signals.

2、 Product features and functions

High speed communication: The VI702 network card supports 1 Gbps full duplex connection, ensuring high-speed and stable data transmission.

Wide compatibility: This network card complies with the standards of the CENTUM VP system and can be seamlessly integrated into Yokogawa's industrial automation control system.

Flexible configuration: Through the PCI-E interface, the VI702 network card can be easily installed on compatible computers to meet different system configuration requirements.

Reliable performance: Using high-quality materials and advanced manufacturing processes, the network card ensures stable operation even in harsh industrial environments.

3、 Technical specifications

Communication speed: 1 Gbps full duplex

Cable type: CAT5e (Enhanced Category 5 cable), UTP

Transmission standard: 1000BASE-T compliant

Connector: RJ45 connector

Maximum distance: 100 meters (distance between VI702 and Layer 2 switch)

PCI Express Specification: Applicable Revision: PCI Express CEM Specification 1.0a, x1, 2.5 GT/s Signal

Power supply voltage: 3.3 V ± 9%

Maximum current consumption: 2.5 A

Weight: Approximately 0.18 kilograms

4、 Application scenarios

The VI702 Yokogawa network card is widely used in industrial automation control systems in industries such as petroleum, chemical, power, and metallurgy. As an important component of DCS systems, it enables data exchange and control command transmission between on-site equipment and control centers.