代自动化系统投资中,由于硬件设备部
分只占用整个系统中较少的成本,则编写工程应用
软件的成本就变得越来越重要。通常来讲,一个自
动化项目的工程应用软件费用约占到了整个项目的
50%左右,这不难看出,成本结构的迁移给用户创
造了优化项目投资的机会,所以,必须从工程编程
一开始就要考虑降低费用!
这就是我们开发Freelance 800F系统的目的:
保持硬件价格与那些可编程逻辑控制器一致的情况
下,通过减少用户工程费用来提高成本效率。
Freelance 800F过 程控制系统如何帮助用户减
少工程费用?
●通过使用一个完整的工程工具(Control Builder
F)来配置组态整个控制系统,包括自动化功
能、操作员界面显示和记录,以及组态现场总线.
设备(PROFIBUS, FOUNDATION Fieldbus ,
HART等等)和设备参数设定。
●在过程控制站和操作员站之间自动生成全局的数
据通信。
对于现场设备、过程控制站和操作员站,整个控制系统采用了一个统一的全局数据库,从而降低
了建立数据通信及交互访问的成本和时间投资.
并保证整个系统范围内数据的一致性。
●提供系统全局范围的用户应用程序统一检查,覆
盖过程控制站、操作员站到智能的现场设备,包
括对用户程序的完整性和一致性检测。
●编程语言严格遵守IEC61131-3的国际标准,并具
有高性能的图形编辑功能:
-功能块图(FBD)
-梯形图(LD)
-指令表(IL)
-顺控图(SFC)
. 结构文本(ST)
●宽泛的功能块库,用户自定义的功能块也可以添
加到其中,宏库和图形符号可以为用户自定义功
能块建立图形和操作面板。
●可以通过GSD文件导入的方式来集成任何标准
PROFIBUS-DP和PA设备,并通过用户自定义对
话框形式来设计对这些设备组态配置的窗口。
●可以通过FDT/DTM技术来集成PROFIBUS现场总
线设备
系统结构
Freelance 800F过程 控制系统分为了操作员级
和过程控制级。操作员级包含了用于操作和显示.
归档和记录、趋势及报警等功能。控制器执行开环
和闭环回路控制功能。
Freelance 800F DigiVis操作员级
DigiVis操作员站使用PC硬件,既可以是标准商
务用PC机也可以采用工业级PC机,并运行在Micro-
soft Windows操作系统下。DigiVis支持双屏 显示操
作技术,也就是说使用一台PC机可以实现两个操作
员站,并用一个鼠标和一个键盘操作。
操作员级可以安装一个工程师站和几个操作员
站。ControlBuilderF工程师站对系统进行组态和调
式。通常,我们可以使用便携设备例如笔记本,实
现在办公室和现场对系统进行组态。操作员级PC机
也可以当作工程师站。工程师站在系统正常运行期
间可以关闭无需永久与系统连接。
Freelance 800F过程控制级
在过程控制级,Freelance 800F系统可以由
许多连接I/O单元的过程控制站组成。您可以选择这
些过程站为冗余模式(CPU冗余,现场总线模块冗
余)或非冗余模式。模块化的可插拔式输入/输出模
块依照系统过程信号的类型和数量自由选择使用。
AC800F控制器通过现场总线连接远程I/O或现场设
备。
系统通讯
操作员级和过程控制级之间通信使用TCP/IP
协议系统总线(基于以太网),您可以选择不同
的传输介质例如AUI、双绞线、光纤或同轴电缆。
Freelance OPC服务器用于连接更高-级的操作员
站(800xA) 或其他OPC客户端。Freelance控制 系
统中的实时过程值和报警可以通过OPC进行访问。
我们同时提供一个C语言编程接口嵌入到外部基于
Windows操作系统应用程序中,适用于实现用户使
用非标准OPC通信,即DMS-API 软件包。
points can be opened and closed directly in FBD or IL
Revise.
List other features include:
Project-wide modification of names, comments, data or module types
Search and display based on specific criteria
Cross reference can be used in systems that use a large number of variables or process points
Programs and drawings to quickly find the desired variable or process point within the scope
noodle.
ABB is the world’s largest in measurement and process automation
One of the equipment and system suppliers.
An important factor in maintaining this market position is the quality of our products
quantity, and quality from manufacture all the way to service. ABB automation early
In 1990, it obtained the DQS certificate based on ISO9001 certification,
EQnet quality based on ISO 9000/EN 29000 was subsequently achieved
Certification.
However, the Freelance 800F is more than technical excellence, I
We have also spent a lot of effort in proper planning, installation and revision too
This makes engineering design and maintenance faster, more economical and more efficient.
Industrial” is a world-leading all-round integrated open control system launched by ABB Group Automation Headquarters.
It integrates the advantages of traditional DCS and PLC in one body and supports a variety of international field bus standards. It has both the complex analog loop regulation capability of DCS
Power-friendly human-machine interface (HMI) and convenient engineering software, and at the same time have high-speed logic and sequence control equivalent to high-end PLC indicators.
control performance. The system can be connected to both conventional I/0 and various field bus devices such as Profibus, FF, CAN, and Modbus. system tool
It has a high degree of flexibility and excellent scalability, whether it is the control of small production units, or the control of ultra-large-scale whole plants – integrated control, even
The Industrial” system can handle the application of field equipment maintenance management and cross-plant production management control with ease.
An important member of the Industrial” family, the AC800F system fully embodies the Industrial” (Industrial Information) system pioneered and led by ABB in technology.
information technology) new trends.
The system is divided into two levels: operation management level and process control level. At the operation management level, not only the traditional control system monitoring operation function is realized
function (operation and display, printing, trend display and alarm), and also complete system hardware diagnosis and data exchange between different systems.
can. The process control stage realizes various loop adjustments including complex control (various PID, ratio, Simith, etc.) and high-speed logic control.
Control, sequence control and batch intermittent control functions.
The internal communication of the process control station (between the controller and various intelligent devices such as I/0 or field instruments) adopts the international standard field controller.
Wire. The field controller supports various field buses such as Profibus. Profibus is the most widely used open field bus in the world.
Line international standard, divided into FMS, DP and PA three levels, DP communication rate can be as high as 12Mb. The CAN (DIN/IS011898 standard) bus
The biggest feature is its super sturdiness and data security. The system of course also supports Modbus. The communication with the intelligent field instrument is through
IART protocol or field bus (31. 25Kb ProfibusPA and FF bus).
The system communication between the operation management level and the process control level is realized by Di giNetS network (Industrial Ethernet/IEEE802.3 standard),
Users can choose the communication transmission medium (ordinary cable or optical fiber) and network topology according to the actual situation of the application.
The popular PC and MS_ Windows 2000 have been widely used in various fields all over the world, becoming the de facto standard computer platform.
tower. The operating station 0S, the engineering station ES and the data gateway GS of the Industrial” system use this platform to ensure the system’s
Versatility, openness and ease of use, and bring great convenience to future technical upgrades and maintenance.
System engineering is very convenient. The configuration language is based on the IE061131 3 industry standard, providing function block diagram (FBD), ladder diagram
(LD), instruction list (IL), sequential function chart (SFC), structured text (ST) and other graphical configuration methods. The system contains about 220 functions
Algorithm library for energy blocks and a basic library with more than 200 graphic symbols and an extended library with a large number of 3D symbols.
The system uses the same set of configuration tool software to complete the configuration and debugging of process level, operation level and even fieldbus instruments, and uses the same
a global database.
The scale of the system is highly scalable, and a single-system supports 1 to a maximum of 100 control stations and 100 operating stations. each control
The station can support several thousand I/0 points at most, and the scale of the whole system can be expanded. The hardware of the system control station is encapsulated in an all-metal shell, which can withstand the most
Harsh industrial environment. The device can be installed either in a cabinet or on a wall. System complies with all current EMC standards and is CE marked
Chi.
Industrial” DCS system design purpose: the most economical engineering investment, the most powerful control function.
Five features of Industria1″ DCS system:
1. All-round integrated control system, integrating DCS & PLC & Field Bus;
2. Using RISC SuperScalar high-speed CPU, with super performance;
Three high reliability, strict industrial application practice, more than 1000 sets of application performance in China;
4. It has good openness, flexibility and scalability;
Fifth, the project is easy, the interface is friendly, and the maintenance is simple;
2. Industria1″ system
ABB-PM825ELAU MAX-4-11-03-128-99-1-1-00.