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1、該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:Preface, Contents123456A BIntroductionContinuous Temperature Controller FB 58 "TCONT_CP"SIMATICController Tuning in FB 58 "TCONT_CP"PID Temperature ControlTemperature Step Controller FB59 "TCONT_S"Getting StartedManualExamples for the Temperat
2、ure ControllersAppendixAbbreviations and AcronymsIndexEdition 11/2001A5E00125039-01該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:Safety GuidelinesThis manual contains notices intended to ensureal safety, as well as to protect the products andconnected equipment against damage. These notices are highlighted by the symb
3、ols shown below andgraded according to severity by the following texts:Dangerindicates that death, severe precautions are not taken.!al injury or substantial property damage will result if properWarningindicates that death, severe precautions are not taken.!al injury or substantial property damage c
4、an result if properCautionindicates that minor!al injury can result if proper precautions are not taken.Cautionindicates that property damage can result if proper precautions are not taken.Noticedraws your attention to particularly important information on the product, handling the product, or to a
5、particular part of the documentation.QualifiednelOnly qualifieddefined asnel should be allowed to install and work on this equipment. Qualifieds ares who are authorized to commission, to ground and to tag circuits, equipment, andsystems in accordance with established safety practices and standards.C
6、orrect UsageNote the following:WarningThis device and its components may only be used for the applications described in the catalog or the technical description, and only in connection with devices or components from other manufacturers which have been approved or recommended by Siemens.!This produc
7、t can only function correctly and safely if it is transported, stored, set up, and installed correctly, and operated and maintained as recommended.TrademarksSIMATIC®, SIMATIC HMI® and SIMATIC NET® are registered trademarks of SIEMENS AG.Third parties using for their own purposes any o
8、ther names in this document which refer to trademarks mightinfringe upon the rights of the trademark owners.Copyright © Siemens AG 2001The reproduction, transmission or usesof this document or itsDisclaimer of LiabilityWe have checked the contents of this manual for agreement with the hardware
9、and software described. Since devia ions cannot be precluded en irely, we cannot guarantee full agreement. However, the data in this manual are reviewed regularly and any necessary corrections included in subsequent editions. Suggestions for improvement are welcomed.contents is not permitted wi hout
10、 express written authority. Offenders will be liable for damages. All rights, including rightscreated by patent grant or registration of a utility mor design,are.Siemens AGBereich Automatisierungs- und Antriebstechnik Geschaeftsgebiet Industrie-Automatisierungssysteme Postfach 4848, D- 90327 Nuernbe
11、rg©Siemens AG 2001Technical data subject to change.Siemens AktiengesellschaftA5E00125039該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:PrefacePurpose of the ManualThis manual supports you when you work with the temperature controller block from the Standard Library > PID Control. It will familiarize you with th
12、e functions of the controller blocks and, in particular, with tuning the controller and working with the user interface in which you set the parameters for the blocks. There is an online help system for both the blocks and the user interface that supports you when setting the parameters of the block
13、s.This manual is intended for qualifiednel involved in programming,configuration, commissioning, and servicing of programmable controllers.We recommend that you spend some time studying the "Examples of Temperature Controllers" in Chapter 6. These examples will help you to understand the a
14、pplication of temperature controllers quickly and simply.Basic Knowledge RequiredTo understand this manual, you should be familiar with automation engineering and know the basics of closed-loop control.You should also be familiar with using computers or similar tools (for example programming devices
15、) with the Windows 95/98/NT/2000 or Me operating system. Since PID Temperature Control is used in conjunction with the STEP 7 basic software, you should be familiar with working with the basic software as described in the "Programming with STEP 7 V5.1" manual.Scope of the ManualThis manual
16、 applies to the temperature controllers of the Standard Library > PID Control of the STEP 7 programming software, Version V5.1 Service Pack 3 and higher.PID Temperature Control A5E00125039-01iii該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:PrefaceSTEP 7 Documentation PackagesThis manual is part of the STEP 7 Basic
17、Information documentation package.Further Closed-Loop Control Products in SIMATIC S7·SIMATIC S7 User Manuals: Standard PID Control, Modular PID Control, PID Self-Tuner, FM355/455 PID ControlJürgen Müller, "Regeln mit SIMATIC - Praxisbuch für Regelungen mit SIMATIC S7 und PCS
18、7" published by MCI Publicis VerlagISBN 3-89578-147-9 (German only)·PID Temperature ControlA5E00125039-01ivOnline Help SystemsPurposeOrder NumberHelp on STEP 7Basic information on programming and configuring hardware with STEP 7 in the form of an online help.Part of the STEP 7 software pac
19、kageReference help systems for· LAD/FBD/STL· SFBs/SFCs· Organization blocks· PID Temperature ControlContext-sensitive reference informationPart of the STEP 7 software packageManualsPurposeOrder NumberSTEP 7 Basic Information with· Working with STEP 7 V5.1 Getting Started
20、3; Programming with STEP 7 V5.1· Configuring Hardware and Communication Connections,STEP 7 V5.1· From S5 to S7, Convertor ManualBasic information for technical nel describing themethods of implementing control tasks with STEP 7 and S7-300/400.6ES7810-4CA05-8BA0STEP 7 Reference with· L
21、adder Logic (LAD) / Function Block Diagram (FBD) / Statement List (STL) for S7-300/400 manuals· Standard and System Functions forS7-300/400Provides reference information and describes the programming languages LAD, FBD, and STL and standard and system functions extending the scope of STEP 7 bas
22、ic information.6ES7810-4CA05-8BR0Elect. manual· PID Temperature ControlThis manual describes the temperature controllers of the Standard Library > PID Control.Part of the STEP 7 software package該文檔是極速PDF編輯器生成,如果想去掉該提示,請ref并:Further SupportIf you have questions about using the products descri
23、bed in the manual and you cannot find the answers here, please contact your local Siemens representative.Training CentersCourses are available to help you become familiar with the SIMATIC S7 automation system and programmable controllers. Please contact your regional training center or the central t
24、raining center in D 90327 Nuremberg.Phone:+49 (911) 895-3200.SIMATIC Documentation on the InternetDocumentation is available free of charge on the Internet at:Here, you can use the Knowledge Manager to locate the documentation you require quickly. If you have questions or suggestions regarding the d
25、ocumentation, a "Documentation" conference is available in the Internet Forum.PID Temperature Control A5E00125039-01v該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:PrefaceAutomation and Drives, Service & SupportOpen round the clock, worldwide:PID Temperature ControlA5E00125039-01viWorldwide (Nuremberg) Te
26、chnical Support (FreeContact)Local time: Mo.Fr. 7:00 to 17:00Phone:+49 (180) 5050222Fax:+49 (180) 5050223: techsupport ad.siemens.deGMT:+1:00Worldwide (Nuremberg)Technical Support(charged, only with SIMATIC Card)Local time: Mo Fr 0:00 to 24:00 Phone:+49 (911) 8957777Fax:+49 (911) 8957001GMT:+1:00Eur
27、ope / Africa (Nuremberg)AuthorizationLocal time: Mo.Fr. 7:00 to 17:00Phone:+49 (911) 8957200Fax:+49 (911) 8957201: authorization nbgm.siemens.deGMT:+1:00America (Johnson City)Technical Support and AuthorizationLocal time: Mo.Fr. 8:00 to 19:00Phone:2522Fax:2289: simatic.hotline GMT:-5:00Asia / Austra
28、lia (Singapore)Technical Support and AuthorizationLocal time: Mo.Fr. 8:30 to 17:30Phone:7000Fax:7001: simatic.hotline .sgGMT:+8:00English and German are spoken on all hotlines. On the authorization hotline, French, Italian and Spanish are also spoken.NurembergJohnson CitySingaporeSIMATIC Hotline該文檔是
29、極速PDF編輯器生成,如果想去掉該提示,請ref并:Service & Support on the InternetIn addition to our documentation services, you can also make use of all our knowledge on the Internet.Here, you will find:·Up-to-date product information (Updates), FAQs (Frequently Asked Questions), Downloads, Tips and Tricks.The N
30、ewsletter keeps you constantly up to date with the latest information on the products you use.The Knowledge Manager will find the documents you need.In the Forum, users and specialists exchange information and experience.You can find your local contact for Automation & Drives in our contacts dat
31、abase.Information on local service, repair, spares and much more is available to you under the rubric "Service".·····PID Temperature Control A5E00125039-01vii該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:PrefacePID Temperature ControlA5E00125039-01viii該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:Conte
32、nts1Introduction1.11.2FB 58 "TCONT_CP"1-3FB59 "TCONT_S"1-42Continuous Temperature Controller FB 58 "TCONT_CP"...32.4.4Controller Section2-1Forming the Error2-1PID Algorithm2-4Calculating the Manipulated Variable2-6Saving and Re
33、loading Controller Parameters.2-9Pulse Generator PULSEGEN (PULSE_ON).2-11Block Diagram2-13Including the Function Block in the User Program2-14Calling the Controller Block2-14Call without Pulse Generator (continuous controller)2-15Call with Pulse Generator (pulse controller)2-15Initialization.2-183Co
34、ntroller Tuning in FB 58 "TCONT_CP"3.7Introduction3-1Process Types3-2Area of Application3-3The Phases of Controller Tuning3-4Preparations3-6Starting Tuning (Phase 1 -> 2)3-8Searching for the Point of Inflection (Phase 2) and Calculating the Control Parameters (Phase 3,
35、 4, 5)3-10Checking the Process Type (Phase 7)3-10Result of the Tuning3-11Tuning Stopped by the Operator.3-11Error Situations and Remedies3-12Manual Fine Tuning in Control Mode3-16Parallel Tuning of Control Channels3-034Temperature Step Controller FB59 "TCONT_S"4.14.1.
36、.3Controller Section4-1Forming the Error4-1PI Step Controller Algorithm.4-4Block Diagram4-5Including the Function Block in the User Program4-6Calling the Controller Block4-6Sampling Time4-7Initialization.4-7PID Temperature Control A5E00125039-01ix該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:C
37、ontents5Getting Started6Examples for the Temperature ControllersIntroduction.6-1Example with FB 58 "TCONT_CP" (pulse control)6-2Samples for FB 58 "TCONT_CP" with Short Pulse GeneratorSampling Time6-6Sample for FB 58 "TCONT_CP" (Continuous)6-7Sample for FB 59 &q
38、uot;TCONT_S" (Step Controller)6-116.46.5AAppendixA.1A.2A.3 A.3.1A.3.2 A.4Technical SpecificationsA-1Execution Times. . A-1DB Assignment. . A-2 Instance DB for FB 58 "TCONT_CP". . A-2Instance DB for FB 59 "TCONT_S" . . A-13List of Possible Messages during Tuning . . A-17BAbbr
39、eviations and AcronymsIndexPID Temperature ControlA5E00125039-01x該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:1IntroductionProduct Structure of "PID Temperature Control"After you have installed STEP 7, the various parts of STEP 7 PID Temperature Control are located in the following folders:SIEMENSSTEP7S7LIB
40、S: FBsSIEMENSSTEP7S7WRT: parameter assignment user interface, readme, online helpSIEMENSSTEP7EXAMPLES: sample programs SIEMENSSTEP7MANUAL: manual····PID Temperature Control A5E00125039-011-1ParameterassignmentExamplesUser interfaceOnline helpElectronic ManualFunction blocks FB58
41、"TCONT_CP " FB59 "TCONT_S "PID Temperature Control S7-300/400該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:IntroductionFunction BlocksThe "Standard Library PID Control" contains two temperature controllers:1. FB 58 "TCONT_CP":Temperature controller for actuators with a continuou
42、s or pulsed input signal. This controller block also includes a self-tuning function for the PI/PID parameters.2. FB 59 "TCONT_S":Temperature step controller for actuators with an integral component such as a positioning motor.The control blocks are purely software controllers in which a b
43、lock includes the entire functionality of the controller. The data required for cyclic calculation are stored in the corresponding instance data blocks.Parameter Assignment User InterfaceYou set the parameters for the controller and tune it using the parameter assignment user interface. The paramete
44、r settings are stored in the relevant instance DB. You can start the parameter assignment user interface by double- clicking on the relevant instance data block.Online HelpYou will find a description of the parameter assignment user interface and the function blocks in the online help systems.Openin
45、g the Readme FileThe readme file contains the latest information on the software you have received.You will find this file in the Windows Start.PID Temperature ControlA5E00125039-011-2該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:Int oduc1.1FB 58 "TCONT_CP"FB 58 "TCONT_CP" is used to control temper
46、ature processes with continuous or pulsed control signals. You can set parameters to enable or disable subfunctions of the PID controller and adapt it to the process. These settings can be made simply with the parameter assignment tool. You start this within a project by double- clicking on the inst
47、ance DB in the SIMATIC Manager. You can open the electronic manual as follows:Start > Simatic > Documentation > English > PID Temperature Control.ApplicationThe functionality is based on the PID control algorithm with additional functions for temperature processes. The controller supplie
48、s analog manipulated values and pulse-duration modulated actuating signals. The controller outputs signals to one actuator; in other words, with one controller, you can either heat or cool but not both.Using the Controller in a Heating or Cooling ProcessFB TCONT_CP can be used either purely for heat
49、ing or purely for cooling. If you use the block for cooling, GAIN must be assigned a negative value. This inversion of the controller means that, for example if the temperature rises, the manipulated variable LMN and with it the cooling effort is increased.Outline of the StructurePID Temperature Con
50、trol A5E00125039-011-3PID Temperature controllerSetpoint·Control zoneActuating signalSP_INTImprovedQPULSEcontrol responseManipulated variable LMNProcess value PV_PER PV_INPulse generatorController tuningPI/PID parameters· Control zone widthSampling time該文檔是極速PDF編輯器生成,如果想去掉該提示,請并:Introducti
51、onDescriptionApart from the functions in the setpoint and process value branches, the FB implements a complete PID temperature controller with a continuous and binary manipulated variable output. To improve the control response with temperature processes, the block includes a control zone and reduct
52、ion of the P-action if there is a setpoint step change.The block can set the PI/PID parameters itself using the controller tuning function.1.2FB59 "TCONT_S"FB59 "TCONT_S" is used to control technical temperature processes with binary controller output signals for integrating actu
53、ators on the SIMATIC S7 programmable controllers. By setting parameters, subfunctions of the PI step controller can be activated or deactivated and the controller adapted to the process. These settings can be made simply in the parameter assignment user interface. You start this within a project by
54、double-clicking on the instance DB in the SIMATIC Manager. You can open the electronic manual as follows:Start > Simatic > Documentation > English > PID Temperature Control.ApplicationThe functionality is based on the PI control algorithm of the sampling controller. This is supplemented
55、by the functions for generating the binary output signal from the analog actuating signal.You can also use the controller in a cascade control as a secondary position controller. You specify the actuator position via the setpoint input SP_INT. In this case, you must set the process value input and t
56、he parameter TI (integral time) to zero. An application might be, for example, temperature control with heating power control using pulse-break activation and cooling control using a butterfly valve. To close the valve completely, the manipulated variable (ER*GAIN) should be negative.DescriptionApart from the
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