ABB PM864A 3BSE018162R1
ABB PM864A 3BSE018162R1
ABB PM864A 3BSE018162R1
STEP 7是一种用于对SIMATIC可编程逻辑控制器进行组态和编程的标准软件包。它是SIMATIC工业软件的一部分。STEP 7标准软件包有下列各种版本:
•STEP 7 Micro/DOS和STEP 7 Micro/Win,用于SIMATIC S7-200上的简化版单机应用程序。
•STEP 7,应用在SIMATIC S7-300/S7-400、SIMATIC M7-00/M7-00以及SIMATIC C7上,它具有更广泛的功能:
-可作为SIMATIC工业软件的软件产品中的一个扩展选项包(参见STEP 7标准软件包的扩展使用)
-为功能模块和通讯处理器分配参数的时机
-强制模式与多值计算模式
-全局数据通讯
-使用通讯功能块进行的事件驱动数据传送
-组态连接
STEP 7是本文档的主题,而STEP 7 Micro将在“STEP 7 Micro/DOS”文档中进行介绍。
ted and led by ABB in technology
Information technology) a new trend.
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
Can (operate and display, print, trend display and alarm), and also complete system hardware diagnosis and data exchange between different systems
Yes. The process control level 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 general
Line. The field controller supports various field buses such as PROFIBUS, which is the most widely used open field bus in the world
Line international standard, divided into FMS, DP and PA, DP communication rate can be as high as 12MB. Can (din/is011898 standard) bus
The biggest feature is its super robustness and data security. The system also supports MODBUS. The communication with intelligent field instruments is through
IART protocol or fieldbus (31.25kb profibuspa and FF Bus).
The system communication between the operation management level and the process control level is realized by the di ginets network (Industrial Ethernet /iee802.3 standard),
The user can select the communication transmission medium (ordinary cable or optical fiber) and network topology structure according to the actual situation of the application.
Popular PC and MS_ Wi ndows2000 has been widely used in various fields all over the world and has become the de facto standard computer platform
Set. The operating station 0s, engineer station es and data gateway GS of the industrial “system have adopted this platform, thus ensuring the
It is universal, open and easy to use, and brings great convenience for future technology upgrading and maintenance.
System engineering configuration is very convenient. The configuration language is based on ie0611313 industrial standard and provides function block diagram (FBD) and ladder diagram
(LD), instruction list (IL), sequential function diagram (SFC), structured text (st) and other graphical configuration modes. The system contains about 220 functions
The algorithm library of energy block, the basic library with more than 200 graphic symbols and the extended library with a large number of 3D symbols.
The system uses the same set of configuration tool software to complete the configuration and commissioning of process level, operation level and even fieldbus instruments, and uses the same
A global database.
The system scale has strong scalability. The single system supports 1 to 100 control stations and 100 operation stations at most. Each control
The station can support thousands of i/0 points at most, and the scale of the whole system can be expanded. The hardware of the system control station is all metal enclosure, which can withstand the most
Harsh industrial environment. The equipment can be installed in the cabinet or on the wall. The system complies with all current EMC standards and has CE standards
Annals.
Industrial “DCS system design purpose: the most economical engineering investment and the most powerful control function.
Industria1 “five features of DCS system:
1、 The comprehensive control system integrates DCS & PLC & field bus;
2、 RISC superscalar high-speed CPU with super performance;
3. High reliability, strict industrial application practice, and application performance of more than 1000 sets in China;
4、 Good openness, flexibility and expansibility;
5、 Easy engineering, friendly interface and simple maintenance;
2. Industria1 “system communication
Industrial ial “the system uses the international standard industrial bus. The field controller supports PROFIBUS, FF, MODBUS, can and other countries
International standard fieldbus, PROFIBUS is the most widely used open fieldbus international standard in the world, which is divided into FMS, DP and pa
Level III, DP communication rate can be up to 12MB. PROFIBUS is used to connect distributed i/0 stations, field bus instruments and other intelligent devices.
The communication among process station, operator station and engineer station is realized through the system bus diginets (Industrial Ethernet). user
Different transmission media (RJ45 twisted pair, thin cable, thick cable or optical fiber cable and mixed media) and network topology can be selected for the system bus
Due to the adoption of tcp/ip protocol, the system can also realize ultra long distance communication with the help of public telephone network (dial-up mode) or satellite.
PLC and other subsystems communicate with industrial “system through Modbus protocol interface. The system also supports iec870-5 over control coordination
Discussion.
The flash EPROM inside PS provides more than 220 function modules (control algorithm subroutines), in addition to the base specified in IEC 61131 3 standard
In addition to this content, many powerful and strictly tested function blocks from practical engineering applications are also expanded. Any complex control
All schemes can be realized by the combination of these function blocks.
The function blocks provided by the system mainly fall into the following categories:
o
Analog quantity processing
o
Digital quantity processing
Loop adjustment
Logical sequence control
c
Logical operation
Monitoring function
Acquisition function
c
Arithmetic operation
c
Tcp/ip protocol communication interface
Modbus protocol communication interface
1ec870-5 protocol communication interface (telecontrol)
4.2 field controller PS
Industrial ial “field controller PS is a special process control station, which is embedded with a fieldbus communication interface for users to use
Fieldbus technology provides a very flexible choice. Each PS is allowed to insert 4 fieldbus interface cards (card types can be different),
Each card is connected to a fieldbus to collect process data and diagnostic information from the bus. The interface card is easy to replace and plug and play
(plug & play) and can be plugged in and out with power.
The field controller PS has the following features:
o
Flexible: it supports all international standard open fieldbus and can be mixed
4 high-speed fieldbuses can be connected at the same time (max. 12 MBD)
Simple project: only use the same tool CBF (control build f) software for configuration, debugging and diagnosis
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Access to all information from the site, including equipment management information
Global database of Fieldbus equipment, control level and HMI (human-machine interface)
Module identification with production operating parameters
c
Complete self diagnosis
Compact and rugged design
Front panel wiring
DIN rail (U-shaped) mounting well can be directly installed on the wall, which is simple and convenient
o
Allowable operating ambient temperature 60 C, automatic temperature monitoring
o
EMC (electromagnetic compatibility) conforms to en50082 standard
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Certification: CE, Namur, CSA, csa-nrtl, FM class 1 div2, ghost, Lloyd
Installation area: Class 1 div 2
The PS supports the following types of fieldbus standards:
Profibus DP,up to 12 MBd
Modbus RTU,1200 to 38. 4KBd
Industrial” CAN I/0 Bus
o
Open CAN -Bus,up to 1 MBd
o
Foundation Fieldbus H1
up to 31. 25KBd
Foundation Fieldbus H2 (fast Ethernet)
HART
The system allows different types of field buses to be mixed and run simultaneously in the same field controller PS.
Industrial “field control explosion (AC800F) consists of the following components:
Basic unit pm802f
Power supply sa801f/sd802f
o
Ethernet network card ei801f/ei802f/ei803f
o
Fieldbus interface card fi810f/fi820f/fi830f
Various accessories
The main components of the field controller PS are described below.
Basic unit pm802f
The basic unit pm802f is composed of a metal rack and a CPU motherboard. It periodically scans the data from the
The signals of the field bus sensors are processed according to the control application program configured by the user, and then the calculation results are passed
The fieldbus interface card returns the corresponding fieldbus actuator.
Two field controllers can realize controller 1:1 redundancy, and undisturbed switching between master and slave PS. Two on each PS
Ethernet network card, the second network card is used to connect the system network diginets), and the second network cards can be interconnected with each other to form a special
Redundant communication link (diginetr) to ensure information synchronization between master and slave PS. — However, the master PS fails, and the slave PS can quickly and undisturbed connect the replacement worker
Make. All inputs and outputs also support redundant operation.
The data communication between the field process controller PS. operating station 0s and the engineer station es is completed by the system network (diginets), which is inserted
The – Ethernet network card on the PS basic unit provides the interface between PS and diginets. ES. Hardware configuration and PS
The user program is downloaded to the PS CPU through diginets and the first network card. After the field bus interface card is newly installed or replaced, the required group
The status information will be automatically reloaded. The configuration results and real-time process data are stored in RAM, and ram is installed on the Ethernet network card or battery card
The backup battery can maintain the configuration content and data in case of power failure.
Basic unit pmbo2f characteristics:
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Installation slots of 4 fieldbus interface cards
c
Installation slot of 2 Ethernet network cards
Support redundant operation of Fieldbus interface card
Support hot plug of Fieldbus interface card
Technical indicators of basic unit pib02f:
CPU :Intel 80960HT25/75
32-bit RISC superscalar processor with operation speed of 150 MIPS
4 MB FLASH-EPROM
EEPROM,serial, 16 Kbit
o
Ram 8 MB (with error check and correction function, abb patent)
16 K internal cache (CPU cache RAM)
Ram backup battery (matchdog, optional redundancy)
Equipment internal temperature monitoring
Watchdog
I/0 sweeping cycle: configurable.
Time required to process 1000 IL (instructions):
< 1.0 ms (processing binary and 16 bit arithmetic instructions)
<2ms (processing fixed-point arithmetic instructions)
< 1.5ms (processing 32-bit floating-point arithmetic instructions)
Bthernet network card ei801f/ei802f/ei803f
The industrial Ethernet network card provides communication with the system network diginet s (iee802.3 Ethernet standard)
Interface.
Basic characteristics:
1ee802.3 Ethernet standard
o
Ei801f provides 10base2 thin cable communication interface
Ei802f provides 10BASE5 thick cable connection (through AUI interface)
Ei803f provides 10Base-T twisted pair communication interface
32-bit data bus, 100 mb/s
DMA (direct memory access) mode main memory ram, corresponding CPU operating load <4%
Optional ram backup battery
Fieldbus interface replacement card fi830f/fi820f/fi810f
Fieldbus interface cards are divided into several types according to different protocol standards. Each interface card provides – a fieldbus interface (PROFIBUS,
Can, FF, MODBUS, etc.). The configuration and parameter settings of the interface card itself and the field instrument (or remote i1/0) on the connected fieldbus are still
It is designed by the industrial “unified tool control bui lder without additional software. The interface card can be configured redundantly (separated between each other
Redundant basic unit pm802f) and can be plugged in and out and replaced online.
Fi830f: PROFIBUS DP interface card, as the master station, can connect 126 PROFIBUS DP slave stations, and the communication rate can reach 12mbd
One PS can plug in 4 fieldbus interfaces, connect 496 fieldbus devices, and one city (subsystem) of industrial “system can
Connect 4960 fieldbus devices (10000 i/0).
Fi820f: two serial interfaces are provided to connect the serial protocol equipment. The maximum transmission rate is 38.4kbd and can be configured. Its Standards Association
Modbus Different physical interfaces can be selected for different connection schemes, RS422, RS485, RS232. All interfaces are electrical isolation
Away. And the redundant operation is realized by two redundant field controllers.
Fi8i0f card is a triple can bus protocol interface card (rate 1mbd) used to connect industrial ial “conventional process control station
The i/0 protection unit of the PS is used to receive process signals from the rack mounted i/0 modules supported by the PS. Each field controller PS can only be configured
-Block fi810f card. — The two fi810f interface cards on the redundant PS. can be switched redundantly.
S800 and S900 are distributed i/0 for process control stations. They communicate with their controllers through Prof ibusdp Fieldbus
Communication, which can be installed in the controland 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 communication
Industrial” system uses international standard industrial bus. Field controller supports Profibus, FF, ModBus, Can, etc.
International standard fieldbus, Profibus is the most widely used open fieldbus international standard in the world, divided into FMS, DP and PA
Level 3, DP communication rate can be as high as 12Mb. Profibus is used to connect intelligent devices such as distributed I/0 stations and field bus instruments.
Communication between the process station, operator station and engineering station takes place via the system bus DigiNetS (Industrial Ethernet). user
Different transmission media (RJ45 twisted pair, thin, thick or fiber optic cables and mixed media) and network topology can be selected for the system bus.
Simple layout, due to the use of TCP/IP protocol, the system can also use the public telephone network (dial-up mode) or satellite to achieve ultra-long-distance communication.
Subsystems such as PLC communicate with the Industrial” system through the ModBus protocol interface. The system also supports IEC870-5 over-control protocol.
discussion.
Th
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Certifications: CE, NAMUR, CSA, CSA-NRT
Glossary
Process station:
This term is used to describe AC800F controllers (field controllers) and rack-mounted controllers. A process station can be designed to be redundant
configuration and non-redundant configuration.
AC800F :
This term is used to describe the AC800F Field Controller type of process station. A redundant process station consists of 2
AC800F controller.
Rack mounted process station:
This term is used to describe a rack-mounted type of process station. A redundant process station contains 2 rack-mounted CPUs.
This term is used to describe a single, non-redundant process station.
In the investment of modern automation system, due to the hardware equipment department
It only takes up less cost in the whole system, then write engineering applications
The cost of software becomes increasingly important. Generally speaking, a selfomatic generation of global data between the process control station and the operator station
According to communication.
For field devices, process control stations and operator stations, a unified
The engineering application software cost of the automation project accounts for about the entire project.
About 50%, it is not difficult to see that the migration of cost structure creates a lot of innovation for users.
Create an opportunity to optimize project investment, therefore, it is necessary to start from engineering programming
Think about lowering costs in the first place!
This is what we developed the Freelance 800F system for:
Keeping hardware prices consistent with those of programmable logic controllers
In this way, cost efficiency can be improved by reducing user engineering costs.
How the Freelance 800F process control system helps users reduce
Low engineering cost?
By using a complete engineering tool (Control Builder
F) to configure the entire control system, including automation functions
function, operator interface display and logging, and configuration of the fieldbus.
equipment (PROFIBUS, FOUNDATION Fieldbus,
HART, etc.) and device parameter settings.
Aut
e Flash EPROM inside the PS provides more than 220 functional modules (control algorithm subroutines), in addition to the basic ones specified in the IEC 61131 3 standard
In addition to this content, many powerful and rigorously tested function blocks from actual engineering applications have been expanded. any complex control
The scheme can be realized by the combination of these function blocks.
The function blocks provided by the system mainly include the following categories:
o
Analog processing
o
digital processing
loop regulation
Logical sequence control
c
logic operation
Monitoring function
Collection function.
c
arithmetic operations
c
TCP/IP protocol communication interface
Modbus protocol communication interface
1EC870-5 protocol communication interface (Telecontrol)
4.2 Field Controller PS
Industrial” field controller PS is a special process control station, which is embedded with field bus communication interface for users to use
Fieldbus technology offers very flexible options. Each PS allows to insert 4 fieldbus interface cards (the card type can be different),
Each card is connected to 1 field bus to collect process data and diagnostic information from the bus, the interface card is easy to replace and plug and play
(Plug & Play), and can be plugged and unplugged.
The field controller PS has the following characteristics:
o
Flexible: supports all international standard open fieldbuses and can be mixed
Simultaneous connection of 4 high-speed fieldbuses (max. 12 MBd)
Simple engineering: configuration, commissioning and diagnostics using only the same tool CBF (Control Build F) software
mouth
Access to all information from the field including equipment management information
Global database of fieldbus devices, control levels and HMI (Human Machine Interface) usage systems
Module identification with production operating parameters
c
complete self-diagnosis
Compact and robust design
Front Panel Wiring
DIN rail (U-shaped) installation well can be directly wall mounted, simple and convenient
o
Allowable operating ambient temperature…60 C, with automatic temperature monitoring
o
EMC (Electromagnetic Compatibility) according to EN50082