为了排除人为干扰、提高可靠性，采集数据以可编程逻辑控制器为核心，通过现场总线和以太网的多层网络传送至数据库中。
To avoid interfering by work, data were sampled through a multi-layers network which synthesize the field-bus and Ethernet and center on programmable logic controller.
工业以太网和过程现场总线控制技术是21世纪的主流技术，应用也将会越来越广泛。
Industry Ethernet and process field bus is the mainstream technology in 21 century. It is widely used nowadays.
最后介绍了采用协议转换原理研究开发的一种支持工业以太网与多种现场总线技术转换的多协议转换器。
A multiple protocol converter developed by using protocol conversion principle is introduced finally, it supports industrial Ethernet and multiple field bus technology conversion.
其次比较现有的几种现场总线，考虑到母线保护传输速率的要求，选用以太网为介质。
Secondly several kinds of more existing on-the-spot buses, consider the bus bar protects the demand of the transfer rate, select Ethernet for use as the medium.
另外一种是配置该现场总线的硬件网关，让网关的以太网接入到该服务器中。
Another type is to configure the hardware gateway of this field bus, let Ethernet of the gateway access to this server.
本文详尽的阐述了基于高速以太网的基金会现场总线系统中信息库访问的实现方法。
This article describes the actualization process of the information base access in the foundation fieldbus system based on the high speed ethernet in detail.
介绍了一种以太网与CAN现场总线之间协议转换网关的设计与实现。
This paper introduces a kind of designing and realizing a gateway for transfer protocol between CAN bus and Ethernet.
随着计算机技术在过程工业控制领域中的应用，基于以太网、互联网和现场总线的监测系统越来越显得重要。
With the application of computer technology in the process industrial area of control, system of monitor based on Ethernet, Internet and field bus is becoming more and more important.
随着以太网技术在工业控制领域中的应用，基于工业以太网和现场总线的监控组态软件越来越显得重要。
With the application of Ethernet in the industrial area of control, configuration software of monitor based on Ethernet and field bus is becoming more and more important.
本文介绍基于工业以太网和现场总线的药品包装生成线的控制系统，并说明了该系统的监控范围。
This paper introduces the application of Ethernet and Fieldbus in the control system of drugs packaging production line. The monitoring area of this system is also discussed.
现在用于工业控制的网络主要是世界大工业集团及设备制造商推出的现场总线及工业以太网等。
The main network used in industrial Control nowadays is Fieldbus and industrial Ethernet, which is proposed by world industrial group and equipment manufacturers.
介绍了工业以太网的特点，并详细比较了工业以太网和传统现场总线的各项主要指标。
The author introduces characteristics of industrial Ethernet and makes detail comparison of main specifications between industrial Ethernet and traditional field bus.
介绍了自动化控制领域的新兴技术-现场总线与工业以太网，以及这两种技术在系统中的具体实现。
It introduces the advanced technique in the field of the automatic control - Fieldbus and Industrial Ethernet, and describes realizations of the two kinds of techniques in the system.
根据管控一体化系统特点，提出了CAN现场总线和以太网综合应用的控制方案，以及采用SHCAN 2000型现场总线控制系统的设计与实现。
According to the character of integration system of management and control, we present the scheme of process controlling of CAN field -bus and Ethernet, and its realization adopted SHCAN2000.
采用基于工业以太网和Profibus现场总线的两级通信网络。
Based on the industrial Ethernet and PROFIBUS Fieldbus network, set the communication system as two structure layer.
在实验室中，搭建了系统通信网络，对以太网及PROFIBUS现场总线进行了组态，并将现场设备与PLC之间、PLC与上位机之间的通信参数设置完成。
The system networks were set up in the laboratory, Ethernet and PROFIBUS fieldbus were configurationed, communicate parameters between PLC and other equipments were set.
该网关在网络的物理层和数据链路层完成协议转换，解决了现场总线和以太网无法实现直接通信的问题。
The conversion was finished on the physical layer and the data link layer, and the problem of direct communications between fieldbus and Ethernet was solved.
结合管控一体化系统特点，提出了CAN现场总线和以太网综合应用的控制方案，以及采用SHCAN 20 00型现场总线控制系统的设计与实现。
According to the character of integration system of management and control, this paper presents the scheme of process controlling of CAN field-bus and Ethernet, and its realization adopted SHCAN2000.
结合管控一体化系统特点，提出了CAN现场总线和以太网综合应用的控制方案，以及采用SHCAN 20 00型现场总线控制系统的设计与实现。
According to the character of integration system of management and control, this paper presents the scheme of process controlling of CAN field-bus and Ethernet, and its realization adopted SHCAN2000.
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