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CIMPLICITY Control: Using the Sequential Function

1. GFK 1385 Selecting Elements To select a single element in the Topology window left mouse click on the element The selected element will be indicated by dots on the corners of the grid square it is on If Automatic View Logic is selected in the SFC Editor Options dialog box the Terminal Language window will show the logic for the selected element If Automatic View Logic is not selected double click the element to edit the underlying logic The cursor will move to the Terminal Language window and the name of the element being edited will be displayed in the SFC window title bar For steps with multiple actions double clicking will open the logic of the first action associated with the step To select multiple elements drag a box around a group of elements Using this feature you can move cut copy paste and delete several elements at once Moving Elements To use drag and drop editing select an element or a group of elements and hold the left mouse button down until the cursor changes to Yi While holding the mouse button drag the element to its new position Disconnecting SFC Elements The link between a step or initial step and a transition can be removed by deleting the selected step or transition or by disconnecting it To disconnect two elements right click one of them then select the Disconnect tool from the SFC toolbar You can also select Disconnect Element from the Edit menu or the pop up menu When the conne
2. Lower Punch M A B L SS P a l a SO L Raise Punch B A R i O R What is needed is a method of representing sequential control problems in a sequential manner showing the various actions to be taken in a step and indicating the conditions that must be fulfilled before advancing to the next step To observe some of the differences between SFC and RLD compare the diagram above to the one on page 2 4 SFC is a language specifically developed for programming industrial sequential control systems The SFC Editor represents the functions of a sequential automated system as a series of steps and transitions Each step represents commands or actions that are either active or inactive The flow of control passes from one step to the next through a conditional transition that is either true 1 or false 0 If the transition logic evaluates true 1 control passes from the current step which becomes inactive to the next step which then becomes active Each control function can be represented by a group of steps and transitions called a Sequential Function Chart SFC CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Steps Two types of steps can be used in an SFC initial steps and regular steps The initial step is executed either the first time the SFC block is executed or as a result of the SFC_RESET function described on page 2 25 There can be only one initial step pe
3. Maximum number of simultaneous active steps 32 32 per SFC network Maximum number of transitions per SFC network Maximum namber of wansdons perbiosk 96 simultaneous sequence per SFC network Maximum deph of evolution hisy gue 8 fe Number of blocks capable of being SFC blocks 1 main 65 main plus 64 blocks Constrained by memory Appendix B PLC Limits B 3 Appendix Glossary C Action count number Against gravity Cycle Directed link Gravity GUI IEC Jump SFC SFC element SFC time fault Terminal language Terminal step GFK 1385 The number at the upper right corner of a step that indicates how many actions are associated with the step In the SFC Editor this term indicates logic flow that goes from the bottom to the top of the topology Logic that flows against gravity can be created using a directed link or connectors A logical structure in which the flow of execution is transferred to a step that comes before the current step in the SFC network This structure provides the ability to create a conditional loop In the SFC Editor the connector element is used to create this structure Also see jump A link that flows against gravity A directed link must go from a transition to a step In the SFC Editor this term indicates that the normal logic flow goes from the top to the bottom of the topology and from left to right Links between elements are created as gravity connections
4. and links the elements e A connector that is connected to a step is a destination connector If it is connected to a transition it is a source connector 3 26 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Editing an SFC Network Navigating in the SFC Editor To locate the part of your SFC program that you want to edit you may need to use the Go To or Search functions Go To applies only to programs that contain more than one SFC network Golo Cancel OK Network Going to an SFC Network To go to a specified SFC network select the Edit menu and click Go To The GoTo dialog box will appear Select the network that you want to go to from the Network list and click OK Searching for SFC Elements You can use the Search function in the SFC Editor to locate variables reference addresses identifiers SFC elements and instructions within the current equipment folder You can also perform search and replace operations to change a variable name reference address identifier or User defined SFC element name You can also use the Properties dialog box described on page 3 34 to change the User defined Name of an SFC element The result of the search is displayed in the Log Output window and consists of a listing by path of each occurrence of the item To search for an item go to the Edit menu and choose Search The Search dialog box will appear Edit the fields in the dialo
5. by default Graphical User Interface International Electrotechnical Commission A logical structure in which the flow of execution is transferred to a step that comes after the current step in the SFC network This structure allows steps to be conditionally skipped In the SFC Editor the connector element is used to create this structure also see cycle Sequential Function Chart programming language An SFC element can be an initial step step transition or connector Occurs when a step s active time is less than the minimum time or exceeds the maximum time specified in the Set Time Parameters dialog box The underlying logic of the SFC program organizational units is written in another programming language The terminal languages used in the SFC editor include Structured Text Ladder Diagram and Function Block Diagram For protected mode target PLCs only you can use more than one terminal language within an SFC network A step that is not followed by a transition C 1 A Action logic 2 3 logic editing 3 34 Action count number defined C 1 Action pool editing 3 35 Action qualifiers 3 38 Against gravity defined C 1 in basic control structures Analyze function errors detected by A 4 Analyzing SFC menor 3 7 Animation of Topology B Basic control structures convergent selective sequence 2 13 convergent simultaneous seq uence 2 15 cycle divergent selective sequence B n dive
6. displayed To edit the comment for an action with the Topology window selected go to the Program menu and choose Action Pool When the Action Pool dialog box appears select the action that you want to annotate and click the Comments button GFK 1385 Chapter 3 Working in the SFC Editor 3 41 Description Summary You can provide or edit the description for any selected element or action in its Properties dialog box For a selected step or transition select the Program menu and choose Properties You can also select Properties from the pop up menu or press ALT ENTER To edit the description for an action with the Topology window selected go to the Program menu and choose Action Pool When the Action Pool dialog box appears select the action that you want to describe and click the Properties button Summary information can be provided to describe an entire SFC block To access the summary for the block select Header from the Program menu then click the Summary button in the Header dialog box Or go to the Workbench window select the Edit menu and choose Summary from the Program Options submenu Storing Your SFC Program to the PLC 3 42 You must first establish communication and go online with the PLC before performing a Store Load or Verify To access these operations select the Tools menu and choose Transfer Utilities In most cases you must put the PLC in Stop mode before storing to the PLC For details on storing Equipm
7. for the selected block will appear Importing a Logicmaster 90 SFC Program SFC programs created with Logicmaster 90 can be viewed and edited in CIMPLICITY Control When you import a Logicmaster 90 folder you should be aware of the following e The positions of transitions may change The new structure will be functionally equivalent to the original Logicmaster 90 structure e Connectors will be replaced with directed links The new structure will be functionally equivalent to the original Logicmaster structure e Logicmaster 90 allows certain SFC structures that are not IEC compliant To import a Logicmaster 90 folder containing these structures you must first edit the structures as shown in IEC Compliance in Chapter 2 GFK 1385 Chapter 3 Working in the SFC Editor 3 3 3 4 For more information see Notes for Logicmaster 90 SFC Users on page 3 43 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 SFC Editor Windows The SFC Editor software uses three windows Topology window Variable Declaration Editor window and Terminal Language window The window that is open and selected determines which status bar tools and menu commands are available To select a window click the mouse anywhere in it The Topology window is described in detail here because it is unique to the SFC Editor The Variable Declaration Editor and Terminal Language windows are discussed as they relate
8. is dropped into the topology the Connector Properties dialog box will appear Typing information in this dialog box is optional If you do not provide a User defined Name the SFC Editor will assign a name in sequence Cl C2 etc The User defined Name drop down box allows you to select from existing connector names User defined Name I x Description Cancel Help Directed Link You can use a directed link to build a structure in which the logic flows against gravity In a directed link logic flows from a transition to a step To create a directed link select either the transition or step and activate the connection band Then position the cursor over the hot spot on the other element the cursor will change to a directed link symbol and click The hot spot for directed link connection is at the bottom of a transition and at the top center of a step Chapter 3 Working in the SFC Editor 3 25 Note If the path is not clear for a directed link that is being created the SFC Editor will automatically place source and destination connectors instead of the directed link STEP 1 TRANSI TRANS2 TRANS3 STEP3 STEP4 TRANS4 Figure 3 2 Directed Link Example Rules for Connecting Steps and Transitions e Connecting two steps automatically creates a transition between the steps and links the elements e Connecting two transitions automatically places a new step between the transitions
9. name of the action Language The language in which the action is programmed Use Count Indicates the number of times the action is used within the SFC block Close Saves the changes that you have made to the Action Pool list and closes the dialog box CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Displays the New Action dialog box The number of actions that can be added to an SFC network is limited by the maximum number of actions supported by the target PLC New Associate Displays the Step Action Association dialog box which allows you to associate the action to a step Properties Displays the Properties dialog box for the selected action Comments Allows you to edit or add a comment for the selected action Delete Deletes the selected action if it is not being used in the block not associated with a step A confirmation dialog will be displayed Delete Unused Deletes actions that are not associated with a step A confirmation dialog box will be displayed Edit Closes the Action Pool dialog box and places the cursor in the Terminal Language window Logic associated with the selected action will be displayed Description You can type or edit a description for the selected action in this box GFK 1385 Chapter 3 Working in the SFC Editor 3 37 Editing Step Action Associations You can use the Step Action Association dialog box to create new actions associate
10. one or more actions to a step and remove actions from a step You can open the Step Action Association dialog box in the following ways e Select the Edit menu and choose Associate e Right click on a step and choose Associate from the pop up menu e Click the action count number next to a step and choose New Association from the pop up menu e Choose Associate from the Action Pool dialog box x ser E eo 0 Action available Qualifier Actions associated to step Help Al New z N Edit Move Up Add gt lt Remove Move Down Step Action Association The Step Action Association dialog box contains the following information Step Indicates the selected SFC step This list box can be scrolled to view all steps in the currently selected network If a step is selected when you open the Step Action Association dialog box it appears in the Step box If no step is selected the initial step is displayed The drop down list presents steps in alphabetical order User assigned names are listed for steps that have them Network Lists the networks in the SFC block Use the drop down list to select a network Action available Lists the system generated names of actions that are defined for the current SFC block 3 38 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 The default action qualifier N non stored null is specified for each step action association
11. parameters for the selected step click this button The Edit Parameters dialog box will appear Edit The Edit Parameters dialog box allows you to edit time parameters for the selected step This dialog box contains the following information Step Name Displays the current step name Minimum Time Allows you to edit the minimum step time Maximum Time Allows you to edit the maximum step time GFK 1385 Chapter 4 Troubleshooting 4 5 Monitoring Transition Conditions When the programmer is online and equal you can use the Transition Monitor window to view and evaluate transitions and their corresponding variables To open the Transition Monitor window select the Debug menu and choose Transition Monitor An empty Transition Monitor window will appear Or select the transition in the topology right click and select Monitor from the pop up menu Transition Monitor MAIN Transition Add Edit Close ell ala a __ Hee e I Display System Names To add transitions to the Transition list click the Add button The Add to Transition Monitor dialog box will appear Select the transitions that you want to monitor and click OK You can select individual transitions by clicking on them You can also select transitions by pressing Tab to select the Transition Name list using the up and down arrow keys to choose a transition and then pressing the Space key to highlight your selection Add To Transition Monitor
12. sabe EE e a aiea aa 3 9 Key Functions unseastanssautkunsetm a rr yiii 3 10 Variable Declaration Editor Window srerenvrnnnvrnrvnrnrnrnnenvnnnenvrnsenrnsenrenensene 3 12 Terminal Language Window enrornnvonenvonenvnnsvenenenrenenvanenvnnenvrnsvrnsenresnnvere 3 12 Setting Edit and Display Features onvononnrnrnnrnrenronenvanenvrnsnnrnrenrerenrenenvanenesssee 3 13 Changing SFC Editor Options eervvorenvnnenvnnenvrnrrnvenenvanenvnnennrnsvnrnsenrenensere 3 13 General ossee renren eene a A eae sagaene an 3 13 ACHO gnon E T E A EE E E E E N e 3 14 Transition srate ataa ran Eaa ESA OAE aA aaee EEEE aO EAE REEKS 3 15 Using Lock Cursor nicsen ein a E E E T N tes 3 16 Customizing the Topology Window Display ssccssseesseeesseeeeseeeeeeee 3 16 Grid Display Options hossein ennie a E E E TN 3 16 LAMM raserte sal salater Ananda stu be 3 16 Display Modes intetanende 3 17 Viewing SFC Limits ororornonornonrnnrnrnornrnrnonnrnenesnrnenernrnenernstenennrnenernrnenerene 3 18 Adding an SFC Network to the Block rrnrrnnrrrnrrnrrrrnrrnrrrrnrnnrrrnnrnnrrrnnnnerr 3 18 Building an SFC Network rerenvnnonvrnnvnrnnvnvenenvnnenvnnennrnssnrenenvanenvnnennrnssnressnrenenvene 3 19 Creating Steps and Transitions eonrornvononvrnovnrnrrnrenenvanenvnnennrnsrnrnsenrenensere 3 19 RE EE ERE 3 20 Transitions niran srei re eT ae avaiis ahve arenas 3 21 Creatine ACHONS suser eie eastern eae bates NSOE psi napos 3 21 Connecting SFC Ele
13. selected transition when online Switches the state of the selected transition when online Getting Help CE Accesses Online Help for the active window or dialog box CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Variable Declaration Editor Window The Variable Declaration Editor window is located at the bottom of the SFC Editor window If you cannot see this window use the mouse to move the split bar so that the pane is wider The Variable Declaration Editor window displays the SFC variables that are defined in the logic used by the SFC network When this window is selected the Variable Declaration Editor functions provided by CIMPLICITY Control software can be used The Variable Declaration Editor window displays user defined variable names assigned to SFC elements by default If no user defined name is assigned to an element the system generated name is displayed System generated names also appear in the Variable Browser dialog box so that they can be used within SFC element logic for actions and transitions Note Transition and step variables are local scope read only variables that are handled as system variables by the Variable Declaration Editor For convenient viewing of SFC variables go to the Local Scope tab with the Sys Vars box checked Terminal Language Window The Terminal Language window displays the underlying logic of an action a transition condition or the p
14. sequential processing and postprocessing optional logic The scan cycle is illustrated in Figure 2 1 Preprocessing logic which is optional must be programmed in a terminal language such as Ladder Diagram If preprocessing logic is used in a main block it is processed at the start of every scan If it is used in a sub block it is processed at the beginning of each executed call to the block The amount of logic that can be programmed is limited only by the size of the program block Preprocessing logic can be used to process events that affect the sequential processing section of the program These events could include e Initialization e Operator commands e Resetting the SFC to the initial state Sequential processing consists of evolving the SFC to its next state and processing the action logic of any steps that become active Only the logic associated with active steps and transitions is scanned by the PLC leading to a significant reduction of scan time For more information see SFC Evolution Postprocessing logic which is optional must be programmed in a terminal language such as Ladder Diagram It is executed each time the program block is called after the evolution of the sequential function charts That is after all action logic is executed but before the program block is exited The amount of logic that can be programmed is limited only by the size of the program block Postprocessing logic could be used to proc
15. simultaneous or selective can have a common convergent point Similarly one divergent point can have multiple convergent points An example is shown in Figure 2 2 The divergence and convergence of sequences must be properly nested For example if a simultaneous sequence diverges after a selective sequence diverges it must converge before the selective sequence converges An example is shown in Figure 2 3 Structures must be IEC compliant See page 2 23 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 GFK 1385 Figure 2 2 Convergence of Simultaneous Sequences Chapter 2 Understanding SFC Programming 2 21 S5 S6 T Figure 2 3 Nesting of Dissimilar Sequences 2 22 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 IEC Compliance The following structures are not IEC compliant and cannot be created in the SFC Editor or imported To import a Logicmaster 90 folder that contains either of these structures first edit the structure as shown in the illustrations e A selective branch immediately following a simultaneous convergence Figure 2 4 e A simultaneous divergence immediately following a selective branch Figure 2 5 Non compliant Compliant Figure 2 4 Non IEC Compliant Convergence GFK 1385 Chapter 2 Unders
16. step the first time you edit it If the Prompt for Language option is enabled in the SFC Editor Options dialog box you will be prompted for the terminal language The action number is assigned by the SFC Editor in the order the actions are created Actions can be created independently of steps see Creating Actions To be executed actions must be associated to at least one step Step numbers are assigned by the SFC Editor in the order the steps are created To edit action logic double click on the step edits the default action press ENTER with the step selected or click the action number on the upper right of the step to choose an action from the pop up menu Note Only one initial step can be defined in an SFC network The initial step cannot appear in a simultaneous converging or diverging structure The Editor allows you to construct networks that do not satisfy these conditions However these errors will be disallowed and logged by the Analyze function GFK 1385 Chapter 3 Working in the SFC Editor 3 21 Transitions Und oe Transition numbers are assigned by the SFC Editor in the order the transitions are created To edit logic transition conditions for a selected transition choose Edit from the pop up menu press ENTER or simply double click the transition Creating Actions 3 22 To create an action independently of a step select the Program menu and choose Action Pool When the Action Pool dialog box appear
17. the element where you want it in the SFC topology Pressing ENTER will also drop the instruction at the topology cursor location To access the Elements dialog box select the Program menu and choose Elements Select the element name from the drop down list and then left mouse click or press ENTER to drop the element at the cursor location in the topology Elements OK CONNECTOR INITIAL STEP Cancel TRANSITION Help ieee 3 20 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 What happens when the element is dropped into the topology depends on the SFC Editor Options settings For details see Changing SFC Editor Options on page 3 14 Note If the Editor is in Overwrite mode creating an element on top of a selected element will replace that element If the Editor is in Insert mode the new element will be created above the selected element To switch between Overwrite OVR and Insert INS modes press the INSERT key The editing mode is shown in the Workbench status bar Note You can also create elements by copying and pasting existing elements To edit the user defined name or description for the copied element choose Properties from the Program menu or from the Topology window pop up menu Steps 1 4 STEP1 STEP2 A default action containing empty logic written in the default terminal language is assigned to an initial step when it is created and to a regular
18. the selected SFC network Time base values can be 0 01 0 1 or 1 second depending on the capabilities of the target PLC To change the time base use the scroll bar the and I arrow keys or type the value Table Step Displays the current step name To display system generated names only click the Display System Name box Min Time Displays minimum step time in time base units To edit this parameter using the scroll list click on the cell in the table To type in a new value click the Edit button Typing 0 changes the value to NONE Max Time Displays maximum step time in time base units To edit this parameter using the scroll list click on the cell in the table To type in a new value click the Edit button Typing 0 changes the value to NONE State When the programmer is online displays the state of the step Elapse Time When the programmer is online displays the elapsed time value of stepname t of the current step Fault When the programmer is online indicates whether the elapsed time of the current step fell outside the time parameters value of stepname f is set to 1 OVER indicates the step exceeded the maximum time UNDER indicates the step did not attain the minimum time Display System Name When this box is checked steps will be listed by system generated names only CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 To edit minimum and maximum time
19. to the SFC Editor For more detailed information on these two windows refer to the Help for CIMPLICITY Control software and to Using CIMPLICITY Control GFK 1295 GFK 1385 Chapter 3 Working in the SFC Editor 3 5 Topology Window SFC logic networks are constructed in this window using steps transitions and connecting elements Instruction Menu Lists SFC elements when the Topology window is selected Lists ladder diagram logic instructions when the Terminal Language window is selectred Terminal Language Window Allows you to create logic for the selected action or transition or preprocessing or postprocessing gt CIMPLICIT Control Workbench Program MA File Edit Vie older Program Comm Debug Tool fl None olx SFC Toolbar Provides quick access to SFC elements To use click the element you want and then click where you want the element to appear in the topology Becomes the LD Editor toolbar when the Terminal Logic window is selected f gt i s ALL Types ALL Refs I Sys Var In Address Description Stored Val Scope Ret Ov Ex Row 2 Col 2 Example Example Network 1 EMV PRG Not Built 4 OFFLINE PM OVR NUM Ui For Help press F1 Variable Declaration Editor SFC Status Bar Visible when the Topology Window is active Displays and allows you to edit program variables To view more
20. up menu TRANS 1 S T E P2 N A2 N Ad Delete New Association You can also edit action logic by clicking the Edit button in the Step Action Association or Action Pool dialog box The cursor will move to the Terminal Language window and the logic for the selected action will appear The step name to which the action is attached and the action name are displayed in the title bar Double clicking on a step that is associated with multiple actions will select the action that appears first in the Action Associated to Step list Note When you are editing action logic the associated step s appear pressed down in the Topology window GFK 1385 Chapter 3 Working in the SFC Editor 3 35 Editing the Action Pool 3 36 The Action Pool List associated with an SFC contains a list of actions that are available for you to use in the logic You can view this list and modify it by adding or deleting actions You can also access the logic of a selected action from this list When an SFC block is created an Action Pool that contains one empty action associated with the initial step is also created To view or edit the Action Pool List go to the Program menu and choose Action Pool The Action Pool dialog box will appear Comments J iu w w Delete Unused i Description Edit Sets operating conditiond Help The Action Pool dialog box contains the following information Name Indicates the system generated
21. x Transition Name Cancel 4 6 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 GFK 1385 Transition Monitor Transition TRANS1 DJE Ald A Help I Display System Names description empty The Transition Monitor window is updated with each evolution of the SFC network and shows the states and forced status of each transition being monitored The Transition Monitor window contains the following information Transition Lists the names of the transitions currently being monitored The list is always empty when this window is initially opened If the Display System Names box is checked only system generated names are displayed To see a list of variables used in a transition including their states and forced status click the shown to the left of the transition name State Displays the current state or value of the transition Updated with each evolution of the SFC network Forced Indicates whether the transition is forced see Forcing Transitions Display System Names To display only system generated names for transitions check this box Add To add transitions to the list click this button The Add to Transition Monitor dialog box will appear Select the transitions you want to monitor from this dialog Chapter 4 Troubleshooting 4 7 4 8 box and click OK To clear the Transition list close the Transition Monitor window and
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23. FANUC GE Fanuc Automation Programmable Control Products CIMPLICITY amp Control Using the Sequential Function Chart Editor GFK 1385 November 1997 GFL 002 Warnings Cautions and Notes as Used in this Publication Warning notices are used in this publication to emphasize that hazardous voltages currents temperatures or other conditions that could cause personal injury exist in this equipment or may be associated with its use In situations where inattention could cause either personal injury or damage to equipment a Warning notice is used Caution notices are used where equipment might be damaged if care is not taken Note Notes merely call attention to information that is especially significant to understanding and operating the equipment This document is based on information available at the time of its publication While efforts have been made to be accurate the information contained herein does not purport to cover all details or variations in hardware or software nor to provide for every possible contingency in connection with installation operation or maintenance Features may be described herein which are not present in all hardware and software systems GE Fanuc Automation assumes no obligation of notice to holders of this document with respect to changes subsequently made GE Fanuc Automation makes no representation or warranty expressed implied or statutory with respect to and assumes no responsibilit
24. FK 1385 The Evolution History window provides the following information Table The evolution history display shows the evolution number up to eight Time generated Network number and Active Steps The list of Active Steps shows when steps became active The steps are not necessarily currently active Steps that have a time fault active duration outside the time parameters are indicated by a over or under For information on setting time parameters see page 4 2 Buttons On Enables the collection of evolution history of the current SFC block Off Stops evolution history recording Clear Clears the evolution history display Close Closes the Evolution History window If you close the window while evolution history is still running the following message will be displayed To allow the evolution history to continue being collected click OK To turn evolution history collection off click Cancel and then click the Off button If you close the Evolution History window without turning it off it will continue to run The PLC s performance can be improved by turning evolution history recording off EVOLH Ea 3 Evolution History is still on in the PLC This will affect the scan time E Cancel Start Time Shows time when PLC history turned on GFK 1385 Chapter 4 Troubleshooting 4 11 Chapter Printing SFC Documents 5 To print your SFC program 1 Select File from the SFC Editor menu an
25. Qualifier Actions Associated to Step Name Lists the actions associated to the current step Qualifier Lists the qualifier specified for each action that is associated to the current step New To create an action click this button The New Action dialog box will appear When you click the OK button in the New Action dialog box the new action will be added to the Action available list Add To assign a new action to the current step first select the action and a qualifier then click the Add button Actions are added to the end of the list in the Actions Associated to Step list The number of step action associations is limited by the maximum number allowed by the PLC target Remove To delete a step action association select it in the Actions Associated to Step list and click Remove Neither the action nor the step will be removed from the block Edit To edit the logic of the selected action click the Edit button The logic will be displayed in the Terminal Language window and the Step Action dialog box will be closed Move Up To move the selected action up in the Actions Associated to Step list click this button Move Down To move the selected action down in the Actions Associated to Step list click this button GFK 1385 Chapter 3 Working in the SFC Editor 3 39 Working with Preprocessing and Postprocessing Logic Preprocessing and postprocessing logic provides a means for programming operations that must b
26. The Topology box must be checked for the Topology Options selections to take effect CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 GFK 1385 Description Specifies whether descriptions associated with elements will be printed Action List Specifies whether steps will be printed with a list of associated actions User Name Specifies whether user defined names will be printed If this box is not checked system generated names will be printed This box is checked by default Comments Specifies whether comments associated with elements will be printed Step Action List Prints a list of all steps in the block and their associated actions Actions Allows you to select printing of logic for all or specific actions If you click Selected and do not select any actions from the list none will be printed All Specifies that the underlying logic of all actions defined in the SFC block will be printed Selected Allows you to select actions for which the underlying logic will be printed Actions defined in the block are shown in the list box Transitions Allows you to select printing of logic for all or specific transitions If you click Selected and do not select any transitions from the list none will be printed All Specifies that the underlying logic of all transitions defined in the SFC block will be printed Selected Allows you to select transitions for which the un
27. View Logic is selected in the SFC Editor Options dialog box To enable this feature see Changing SFC Editor Options You can also display the logic associated with an element by double clicking the element or in the case of steps right clicking the action number of the step and selecting an action from the pop up list Animation of SFC Topology Active steps and transitions are backlighted in the Topology window when the CIMPLICITY Control software is online with the PLC e A flashing red backlight on a step indicates that the step has an SFC time fault See Setting Time Parameters in Chapter 4 e A highlighted bar on a transition indicates that it is overridden CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 SFC Toolbar The toolbar contains icons that represent SFC language elements initial step step transition and connector and editor tools pointer connection and disconnection The elements can also be selected from the drop down list on the common Editor toolbar or the Elements dialog box This toolbar is available only when the Topology window is selected Initial step element Of Connector element Connection tool Pointer tool Step element Transition element Disconnection tool SFC Status Bar To toggle the status bar on or off select the View menu and choose Status Bar When the Topology window is active the SFC status bar displays the followi
28. You Wall Need ies si 5sc2s ccbscevtushetes eien ske innmeierdns enkle 1 2 Installing the Softw re nluiusndsoksks kn sathladesskeisnsdebadas 1 2 Using Online Documentation eennnnnvrnnnnrnnnnrnrenvennrrnrnnenvanenvaenvenenvanevvrnsnenvanenvsseee 1 2 Understanding SFC Programming cccccsssssssssssssccccssssssees Z RED and SFC sunne ho deen hin pe et keen dae oven Ge 2 1 SLOPS vie inn Gode Enes 2 3 Step Acton LOr a e e e sener 2 3 Transitions rs ee e a E E E A A E EA 2 4 Example SFC Control Sequence srnnnonnnnnnnennnnnnevnvrnnnennvnnnrrnvrnnrevnnnnsennrnnsevnnsssee 2 5 S res 90 PLE Scan Cyclen hi asdennden na a E s E EAA dsm dace dass 2 6 SEC Evolution is siesta BAe el ite GE 2 8 Step Stats ValWesiss cis ioc ceadsisc sana ies cond ssks a aT aa Taa Ai ana 2 8 SFC Evolution Bxamplessicchiish cateieiiccske onde tiesione hess beder hands 2 9 Basic Control Structures kari dude God Mapes ERRA RS EPEE e EEE A 2 11 Simple Seguente sieh naio alee aa E E E 2 11 Divergence of a Selective Sequence ananonnnnnnnrnnnnvanenvanenvnnenvrnsvnrnsenrenensene 2 12 Convergence of a Selective Sequence rrnnrnrrnrnrvnrerenvenenvnnennnnsrnrnsenrerensene 2 13 Divergence of a Simultaneous Sequence arnrnrnranenvanenvanenvrnsrnrnrenvenensere 2 14 Convergence of a Simultaneous Sequence arnrnrrnrnrenvanenvanenvrnernrnnenverensene 2 15 Sequence SKIP surupna a a a eT beams AES 2 16 Sequenee Loopsusnstisrkssdns Tess enen
29. aa ea eataa EEEN SEE A 3 SFC Top Level EOS senrose tenon eiren akoo reee EAEE E EnS A 4 A 1 General Errors The following errors will be detected while entering a relay ladder diagram rung e Reference to a transition variable name outside the relay ladder diagram transition logic for the variable e Attempting to write to a step x or step f flag e Attempting to write to a step t value Transition Logic Errors The following error conditions will be detected by the Analyze function The block will remain unexecutable until these errors are corrected The block can be saved with the errors but they must be corrected before the logic can be stored to the PLC e Transition variable was not set e Transition logic does not contain exactly one regular non comment rung e Transition logic sets variable s other than transition variable A 2 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Other Logic Errors The following error conditions in transition action or preprocessing postprocessing logic will be detected when the program is compiled The SFC block will remain unexecutable until these errors are corrected e A jump label name is used in another relay ladder diagram logic section in this block e An MCR END MCR name is used in another relay ladder diagram logic section in this block The following error conditions must be corrected immediately e A backward MCR ju
30. al Comment Opens the Comments dialog box associated with the currently selected step or transition You can add a comment or view and edit an existing comment Associate Opens the Step Action Association dialog box which allows you to associate actions to the selected step Opens the Transition Monitor dialog box for the selected transition Connect Element Activates a rubberband line that allows you to connect the selected element to other elements Disconnect Element Activates a rubberband line that allows you to disconnect the selected element from other elements Deletes the selected SFC element When a step is deleted the associated actions are not deleted from the action pool unless Delete Unused Actions is selected in the SFC Editor Options dialog box Cuts the selected element s Copies the selected element s Pastes the most recently cut or copied element s Paste with Logic Pastes the most recently cut or copied element s including the underlying logic Insert Network Inserts a new SFC network above the selected network in the current SFC Above block Available only for target PLCs that support multiple networks Insert Network Inserts a new SFC network below the selected network in the current SFC Below block Available only for target PLCs that support multiple networks Analyze Checks the validity of the network topology Topology errors are displayed in the Output Log window Toggle Toggles the state
31. cessing dialog box appears you can choose to clear preprocessing logic postprocessing logic or both This menu item will not be available if neither preprocessing nor postprocessing logic has been created Clear Pre Post Processing x I Clear Pre Processing Logic I Clear Post Processing Logic T Cancel Help Documenting Your SFC Project By documenting your program through descriptions comments and summary information you can make it easier to modify and troubleshoot You can provide documentation at several levels Block summary information applies to the entire SFC block Descriptions can be used to annotate steps transitions connectors and actions within an SFC network Comments can be used to provide additional details about steps transitions and actions in an SFC network You can use the documentation features provided by the terminal language to describe the underlying logic for actions and transitions For example LD allows you to add a comment to each rung in the ladder logic Although comments are not available for preprocessing and postprocessing logic as a whole you can document this logic by providing comments at the terminal language level Comments To edit the comment associated with a step or transition or to add a comment select the element then select the Program menu and choose Comment You can also select the element and choose Comment from the pop up menu The Insert Comment window will be
32. ction band appears right click the element from which you want to disconnect Cutting SFC Elements To cut a selected element choose Cut from the Edit menu You can also choose Cut from the pop up menu or press CTRL X Cutting a step removes the element and places it on the clipboard If Delete Unused Actions is selected Action s associated only with the step being cut will also be removed See Changing SFC Editor Options If the element cut is a transition its associated logic is removed GFK 1385 Chapter 3 Working in the SFC Editor 3 31 Copying SFC Elements To copy a selected element select the Edit menu and choose Copy You can also choose Copy from the pop up menu or press CTRL C This operation copies the element and its associated logic to the clipboard e The links attached to a single step or transition are not copied If multiple elements are selected the associated links are copied e The Editor assigns a system generated name to the new element when it is pasted Pasting SFC Elements 3 32 You can paste an element that you have cut or copied using Paste or Paste with Logic The two paste functions are the same for transitions and connectors If you use Paste with a step the associated Action s and logic are pasted with the step However when you use Paste with Logic with a step you will be prompted to choose whether a new action is created with the step or whether the existing action will be associa
33. d choose Override or press the F11 key An overridden transition is shown with a bar through it in the Topology window GFK 1385 Chapter 4 Troubleshooting 4 9 Recording and Viewing Evolution History When the programmer is online and equal you can record the evolution history of an SFC block When this feature is enabled a history of the last eight evolutions of the SFC block is recorded and displayed The most recent evolution is displayed first on the list Each evolution is time stamped and each newly active step for that evolution is recorded Once enabled evolution history is continuously recorded in the PLC until the feature is turned off To turn evolution history recording on or off select the Debug menu and choose Evolution History The Select Block dialog box will appear Select Block Ed Block Name _MAIN Block26 Description Use the cursor keys or mouse to select the block you want to record history for and click OK The Evolution History window will open and display the message Connecting to the PLC To start recording Evolution History click the On button P Evolution History MAIN EG Time Network Active Steps 01 02 01 15 010 02 02 01 15 010 03 02 01 15 000 04 02 01 15 000 05 02 01 15 000 06 02 01 15 090 07 02 01 15 090 08 02 01 15 090 I Display System Names tertiles 0200 2 Clear Help Close 4 10 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 G
34. d choose Print The Print dialog box which lists the active printer and allows you to customize print options will appear fi Gollete Copies 2 To customize your program listing click Range The Option dialog box will appear NewBlk GFK 1385 5 1 5 2 3 To select the SFC topology details and the logic components to be printed click on the SFC tab The LD and Cross reference tabs can be used to customize the terminal logic printout For more information see Printing Your Program in Using CIMPLICITY Control GFK 1295 General Cross reference I Topology I Pre Processing I Post Processinc Topology Options 4 Actions r Transitions I Description All All goo Selected C Selected IV User Name I Comments IV Step Action List Cancel Help 4 When you have finished setting the print options and selecting the SFC components to be included in the printout click OK to start printing The SFC tab presents the following options Topology Enables Topology Options for the selected SFC block Preprocessing Prints preprocessing logic for the selected SFC block Postprocessing Prints postprocessing logic for the selected SFC block Topology Options Allows you to select the details that will be printed for each element If none of the boxes in this group is checked the SFC topology will be printed with system generated names only Note
35. derlying logic will be printed Transitions defined in the block are shown in the list box Chapter 5 Printing SFC Documents 5 3 Appendix A GFK 1385 Common User Errors This appendix describes error conditions that are unique to SFC logic blocks and to the ladder diagram logic found within them It does not describe ladder diagram errors that are common to ladder diagram blocks and SFC blocks In general anything that is an error in a relay ladder diagram logic block is also an error in the relay ladder diagram portion of an SFC block The global checks that are made over an entire relay ladder diagram logic block include missing labels backward MCR jumps missing END_FORs and too many program block calls These global checks are also applied individually to each relay ladder diagram section of an SFC block For example every action logic section must have a matching label for each unique jump within that section of relay ladder diagram logic The only exception is the check on the number of program block calls For an SFC block the check is made over the entire block not the individual relay ladder diagram logic sections General BIOS iorsin ins n te teasers Sov vawbahine cov Elves tue RAS bev Steves RA N R A 2 Transition Logic Erros oiire arie R EESE nsis A 2 e Transition Logic Action Logic and Preprocessing Postprocessing EO S16 Errors nenns aeres usunn ekte e aaa e e EE eaa ss A 3 6 Gener l SFC Element Errors ei
36. dialog box appears when a step is created because a default action is created at the same time System Name A4 Language 7 Description Cancel Help GFK 1385 Chapter 3 Working in the SFC Editor 3 15 3 16 Transition If the target PLC supports multiple languages you will be able to change the following settings Otherwise these settings cannot be changed Default Terminal Language Allows you to select the default terminal language to be used during creation of transitions in the empty logic The default setting is LD Ladder Diagram Use Default Language If this option is selected the default terminal language will be used to create transitions Either this option or Prompt for Language must be selected Use Default Language is the default selection Prompt for Language Allows you to choose a terminal language other than that specified in the Default Terminal Language field If this option is selected the New Transition dialog box will be displayed each time you create a transition New Transition Eg System Name TRANS2 User Name l Language JLD v Description Cancel Help Automatic Logic Creation If Automatic Logic Creation is selected the editor automatically creates default logic that sets the transition variable CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Using Lock Cursor When Lock Cursor is enabled the SFC element type remains
37. e On the third scan the transition logic associated with active transition T2 is evaluated and found to be false Since the transition condition is not satisfied step S2 remains active and the action logic associated with step S2 is executed again e On the fourth scan the transition logic associated with active transition T2 is again evaluated and found to be true This time transition T2 becomes inactive step S2 becomes inactive Step S3 becomes active and transition T3 is evaluated The action logic associated with step S3 is then executed ow De Po ik GFK 1385 Chapter 2 Understanding SFC Programming 2 9 Table 2 1 Sequence of Events for the SFC Evolution Example Step S1 Transition T1 Step S2 Transition T2 Step S3 Transition T3 ae T false 2 10 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Basic Control Structures In the SFC topology normal logic flow goes with gravity that is top to bottom and left to right The following examples illustrate the basic control structures that can be used in an SFC Simple Sequence In this example control passes from step S2 to step S3 only if step S2 is active and transition T2 evaluates true Step 2 Trans2 Step 3 EH GFK 1385 Chapter 2 Understanding SFC Programming 2 11 Divergence of a Selective Sequence 2 12 In this structure there is a choice of two or more paths down which c
38. e completed outside before or after the SFC For a description of the PLC scan cycle which includes preprocessing sequential processing and postprocessing refer to Chapter 2 Creating Preprocessing Postprocessing Logic To create preprocessing logic or postprocessing logic select the Program menu and choose Pre Post Choose Preprocessing Logic or Postprocessing Logic from the Pre Post submenu Or with the Topology window selected press F5 to choose preprocessing logic press SHIFT F5 to choose postprocessing The Preprocessing or Postprocessing dialog box will appear This dialog box allows you to change the default terminal language for the pre or postprocessing logic When you click OK the cursor will move to the Terminal Language window Pre processing Eg Post processing xi Language JLo v Language Lo v Cancel Help ii Cancel Help Editing Preprocessing Postprocessing Logic To edit preprocessing logic or postprocessing logic select the Program menu choose Pre Post and then choose Preprocessing Logic Postprocessing Logic The cursor will move to the Terminal Language window and the selected logic will be displayed 3 40 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Clearing Preprocessing Postprocessing Logic To clear preprocessing logic or postprocessing logic go to the Program menu select Pre Post and then choose Clear When the Clear Pre Post Pro
39. e item listed in the Replace field click this button The dialog box will close and at the end of the search the Output Log window will display the total number of replacements made The result of the search is displayed in the Log Output window includes and the path for each occurrence of the item There will be one entry for the Variable Declaration definition and one entry for each time the item is used in the SFC network If you want to exclude the Variable Declaration Table and search only outputs select the Output Only checkbox in the Search Dialog box GFK 1385 Chapter 3 Working in the SFC Editor 3 29 3 30 Seseching tor Variable nitisil Found intial in V risble Declaration Ecnmple Feemple Fxample Rubi Fourie initial in AT ia SPC Edimr Examgle Example EzampleSubl Htr Bast Column 0 Found initiall in A in SPC Editor Examgle Example ExampleSubl Messe Rest Calum I Deruremtes have been food b Seah Repl J To replace a Variable name type the text to be replaced in the Find field and type the new text in the Replace field Click the Replace All button The following message will appear To continue the Replace operation click OK or press ENTER You can also use change a Variable name by selecting the Variable in the Terminal Language window and opening the Properties dialog box CIMPLICITY Control CIMPLICITY Control Using the Sequential Function Chart Editor November 1997
40. e pop up menu The New Main Block dialog box will appear New Main Block x General Name _MAIN Type PRG v Language Description Conce ay te 3 Choose SFC from the Language list 3 2 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 4 If you wish you can type a description for the block in the Description field 5 Click OK The SFC Editor windows for the Main Block will appear Creating a New SFC Block An SFC block can be created within a CIMPLICITY Control Equipment Folder as follows 1 Inthe Equipment Folder Browser window expand the tree menu to display the contents of the Software Configuration 2 With the left mouse button click the Program name Click the right mouse button and choose New Block from the pop up menu 4 In the New Block dialog box choose SFC from the Language list In the Type list BLK should be selected 5 Type a name for the new block in the Name field If you wish you can type a description for the block in the Description field Click OK The SFC Editor windows for the new block will appear Editing an Existing SFC Block To edit an existing SFC block 1 Goto the CIMPLICITY Control Equipment Folder Browser window and expand the tree menu to the program block level 2 Double click the block name Or select the block name click the right mouse button and select Edit from the pop up menu The SFC Editor windows
41. e tee nE EE KE EES es 3 27 e Working with Preprocessing and Postprocessing Logic eee 3 40 e Documenting Your SFC Project rorvrnnnvrnrnnvonenvenenvanenvrnsvnrnrenrerenreneneene 3 41 o Notes for Logicmaster 90 Users arnrnrnnrnrrnronenvenenvanenvnnernrnsenrerenrenenrere 3 43 3 1 Getting Started To access the SFC Editor you must specify SFC as the language for the program block or blocks that you create and edit within the CIMPLICITY Control Equipment Folder An SFC network can be created in the CIMPLICITY Control _MAIN block and in sub blocks that are created within the CIMPLICITY Control Equipment Folder Only one language can be specified for each block however blocks within an Equipment Folder can have different languages Note Reserved words cannot be used as file names labels or variable names The following words are reserved in CIMPLICITY Control software because of their use in the SFC Editor stepxxx transxxx actnxxx and connxxx where xxx is a number For a complete list of reserved words in CIMPLICITY Control software refer to Using CIMPLICITY Control GFK 1295 Creating a Main SFC Block To specify SFC as the language for the Main program block 1 Inthe Equipment Folder Browser window expand the tree menu to display the contents of the Software Configuration 2 With the left mouse button double click the Program name Or click the right mouse button and choose Edit Main Block from th
42. ent Folders refer to Transferring Equipment Folders in Using CIMPLICITY Control GFK 1295 The following changes can be stored in Run mode e Row and column changes for elements No other topology changes can be stored in Run mode e Changes in terminal language logic e Step minimum and maximum time changes Changes to step time base cannot be stored in Run mode For Series 90 30 PLCs some changes are stored automatically in Run mode These are referred to as word for word changes These changes are not saved automatically to the programmer you must save them manually A word for word change consists of any change that does not alter the length of the block code requiring a Block Edit Examples of this type of change are e Changes to a coil address e Changes to a reference address CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Notes for Logicmaster 90 Users CIMPLICITY Control provides a Graphical User Interface for programming the Series 90 PLCs that is very different from Logicmaster 90 However the basic elements for creating SFC networks are the same in the two packages The following paragraphs highlight major differences between the SFC Editors in the two packages IEC Compliant Structures Logicmaster 90 allows certain SFC structures that are not IEC compliant These structures cannot be created in CIMPLICITY Control but can be imported in a Logicmast
43. envenenennsnnrveneneneneeneneanssnresenre 3 9 Table 3 2 gt Keyboard Sh rteutsias ssaaeravi sa i i snakk EN needa een eevee as 3 10 Table B 1 Target PLC Constraints for Series 90 70 PLCS srarenvrnnvnnennrnnnnrnnenvvnnennrnrrnrenenerenreneneene B 2 Table B 2 Target PLC Constraints for Series 90 30 PLCS rerenvrnnvnnnnnrnnnnrnnenvvnnernrnssnrerenerenreneneene B 3 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Chapter 1 GFK 1385 Introduction This manual explains how to use Sequential Function Chart SFC language with CIMPLICITY Control software to program your logic and create an application program for your programmable controller This manual does not describe the features and functions of CIMPLICITY Control software that are shared with the SFC Editor For information on these features and functions please refer to Using CIMPLICITY Control GFK 1295 The Series 90 Systems Reference Manual GFK 1296 provides more detailed information about PLC systems For information on programming instructions and timing information pertaining to the 90 70 software refer to the Series 90 70 System Manual GFK 1192 The CIMPLICITY Control SFC Editor release 2 0 supports the following PLCs Series 90 30 PLCs Series 90 70 PLCs CPU 361 CPU 731 CPU 360 CPU 771 CPU 352 CPU 772 CPU 351 CPU 781 CPU 782 CPM 914 915 CPM 924 925 1 1 SFC Defined SFC is a graphical state lan
44. er 90 folder or copied and pasted from a library For more information see IEC Compliance in Chapter 2 Automatic Creation of Branches The SFC Editor automatically creates a simultaneous or a selective branch depending on whether the branch is created following a step or a transition In Logicmaster 90 you must insert these branches as separate elements Grid Organization In CIMPLICITY Control the maximum grid size for an SFC network is 255 rows x 255 columns In Logicmaster 90 an SFC network is limited to 128 rows and 8 columns Also in Logicmaster 90 transitions can be placed only in odd numbered rows and steps only in even numbered rows In CIMPLICITY Control there are no such restrictions as to the placement of elements Drag and Drop Editing This feature allows you to easily move elements in the SFC topology To use drag and drop editing left mouse click the element and hold the mouse button down until the cursor changes to u While holding the mouse button drag the element to its new position GFK 1385 Chapter 3 Working in the SFC Editor 3 43 Selection of Multiple Elements You can select a group of elements by dragging a box around them In Logicmaster 90 you can select only one element at a time Directed Links CIMPLICITY Control provides directed links for creating SFC structures that flow against gravity These structures can also be created using connectors Step Timer Updates Logicmaster 90
45. esa Sete 5 2 ACHONS e a eaaa ae a ee a 5 3 Transitionsa taste 5 3 General Brorsindmasur ans A 2 Transition Logic Errors icie iccicdecccaccdenccasdancaveedenieveelas deveudetacveidesdevesdeadeveccuadevtecees A 2 Other Logic Errors 3 20 ask breene A 3 General SFC Element Errors ssonrrnnnnnsrnrnnnrrnnnnnnseernnnnrnnennesernnnnrrnnnnssssnnnnnrrsnnnsesee A 3 SPC Top Level Ertrorsisusmeraanassene ms aan asia ent A 4 EE TN ton CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Figure 2 1 Figure 2 2 Figure 2 3 Figure 2 4 Figure 2 5 Figure 3 1 Figure 3 2 GFK 1385 Contents PEGS Cam CH Census tee der 2 7 Convergence of Simultaneous Sequences rsrnrnrnnranenvanenvnnenvnrerennrenrerenverenvanenvessvnnre 2 21 Nesting of Dissimilar Sequences esnrnrnnvnrenvnnenvrnernrnnnenvanenvrenvnnsvnrnssnrenenvanessnresenresene 2 22 Non IEC Compliant Convergence srarnnvannranenvnnenvnnnnnrenenvenenvansnnrsnnrnsrnrerenvvnnssnresenee 2 23 Non IEC Compliant Divergence ssnrnrnnronenvavnvenenvnnnnvnvenenvanenvnnsvnressrnssnreneneanssnsesenee 2 24 SFE Editor Windowsusarsisiset citi gina nee kunnet inside 3 5 Directed Link Bxamplessaasessteassa sten sterkt dd one 3 25 Contents ix Contents Table 2 1 Sequence of Events for the SFC Evolution Example eorvrnnnnvnnonvnnenvrnnvnrnnenrenenvenenvnnere 2 10 Table 3 1 SFC Pop up Menu Choices rorenvnnenvnnrrnrnrenvenenvnrnnnrnsnnrnrenren
46. ess safety interlocks for example 2 6 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Inputs MAIN Me Program Sequential Processing Brock Postprocessing Preprocessing Sequential Processing Postprocessing Outputs Preprocessing Sequential Processing Postprocessing Figure 2 1 PLC Scan Cycle GFK 1385 Chapter 2 Understanding SFC Programming 2 7 SFC Evolution A step can be either active or inactive A transition is active evaluated only when the step immediately preceding it is active If a transition evaluates true ON the software makes the immediately preceding step s inactive and the immediately succeeding step s active This process is referred to as evolving the SFC The sequence of operations for any given sequential processing portion of the PLC scan consists of 1 Evaluating the transitions following all active steps 2 Evolving the SFC as needed 3 Executing the action logic associated with the active steps The process of evolving the sequential function chart is animated in the Topology window Active steps and transitions are displayed with backlighting when the PLC is online For a discussion of the logic execution flow and SFC evolution of a sample SFC segment see page 2 9 Step Status Values 2 8 The SFC Editor maintains three local scope read only status values for each step stepname x step action bit Set when all action logic within
47. f a simultaneous sequence provides two or more paths down which control will be passed In a simultaneous divergent branch more than one step will become active In the structure illustrated control passes from step S2 to step S3 and step S4 only if step S2 is active and transition T2 evaluates true Both steps will become active although the action logic contained in one step will be executed before the action logic in the other step The order in which steps are executed is undefined A simultaneous divergent branch must be preceded by one transition and followed by at least two steps The SFC editor displays a double line to indicate a simultaneous sequence And it automatically creates a simultaneous branch if two or more steps are connected to a single preceding transition S2 2 14 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Convergence of a Simultaneous Sequence A simultaneous convergent branch can only be preceded by step elements It must be followed by one transition An example of this structure is shown in the following illustration In the structure illustrated control passes to step S5 only if steps S3 and S4 are both active and transition T2 evaluates true The transition logic for T2 is only executed when all of the steps at the end of the simultaneous sequence are active The SFC editor displays a double line to indicate a simultaneous sequence It automatically creates a s
48. g box to specify the search parameters field definitions are given below and click Find All or press ENTER GFK 1385 Chapter 3 Working in the SFC Editor 3 27 3 28 Find Pf I implicit Instruction gt I Output Only Search For Waie Replace 3 Scope r SW Config Example Resource Example Program Example MAIN caich Wonteined Nodes Find All Cancel gt Replace All Help ap Find Type the name of the item specified in the Search For field that you want to locate into this field The default entry is the text from the last Search or Replace operation To select from a list of recently searched items click the drop down arrow at the end of this field and select from the drop down list This field can contain Variable name not case sensitive Reference address example T00001 Identifier case sensitive SFC Element case sensitive If Instruction is selected in the Search For field this field is grayed out Instruction To limit the search by instruction select an instruction from the drop down list If Instruction is selected in the Search For field all occurrences of the instruction specified in this field will be found Search For You must select one of the following items to search for Variable default Searches for the variable name specified in the Find field Reference Address Searches for the reference address specified in the Find field Identifier Searches for the Iden
49. guage that is IEC compliant It was specifically developed for controlling sequential processes and offers a graphical representation of the functions of a sequential automated system as a series of steps and transitions For a better understanding of what SFC does and the relationship between SFC and ladder diagram LD programming refer to Chapter 2 What You Will Need Chapter 1 of Using CIMPLICITY Control GFK 1295 describes the requirements for installing and running CIMPLICITY Control software You should also refer to the Important Product Information document shipped with your release for any last minute changes or special operation notes about the installation procedure Installing the Software Before you can begin using the features and functions described in this manual you must first install the software If you have not yet installed the CIMPLICITY Control software follow the installation procedure described in Chapter 1 of Using CIMPLICITY Control GFK 1295 Any options you have purchased such as the SFC Language Editor are automatically installed when you install CIMPLICITY Control For information on available options contact your GE Fanuc distributor Using Online Documentation CIMPLICITY Control software includes detailed Help screens that are loaded onto the hard disk of your programmer during the software installation procedure and are readily accessible To see a Help screen specific to the active window or dial
50. he element to be connected to and press CTRL SPACE Deletes the selected element Ends the current activity If rubberbanding is active turns it off Edits the selected step or transition Displays the corresponding underlying logic in the Terminal Language window Opens the Properties dialog box for the selected element Chapter 3 Working in the SFC Editor 3 11 3 12 Editing Variables CTRL W Editing Logic F F5 SHIFT F5 Using File Functions CTRL N CTRL O CTRL S CTRL P CTRL F4 Switches control between the SFC Topology and Variable Declaration Editor windows Switches between the SFC Topology and Terminal Language windows The logic for the selected Step or Transition will be displayed in the Terminal Language window Switches between the SFC Topology and Terminal Language windows Preprocessing logic will be displayed in the Terminal Language window Switches between the SFC Topology and Terminal Language windows Postprocessing logic will be displayed in the Terminal Language window Creates a new folder Only one folder can be active at a time Opens a folder Only one folder can be active at a time Saves current program block Prints current program block Closes current program block Using Transfer Utilities ALT S Stores your logic program to the PLC Allows you to store program changes with the PLC running Using Online Functions F11 F12 Overrides the state of the
51. imultaneous branch if one transition is connected to two or more preceding steps GFK 1385 Chapter 2 Understanding SFC Programming 2 15 Sequence Skip A sequence skip structure contains a selective branch that allows a series of steps and transitions to be skipped In the sequence shown below control passes to step S2 only if T1 is true If T1 is false and T2 is true the sequence S2 through T4 is skipped and control goes immediately to S4 2 16 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Sequence Loop A sequence loop structure uses the directed link to define a logic sequence that goes against gravity Normal logic flow goes from the top to the bottom of the SFC topology or with gravity In the following figure a directed link is used to create an iterative loop in the topology Control passes to Step 2 only if Step 1 is active and Trans evaluates true If Step 2 is active and Trans2 evaluates true control returns to S1 GFK 1385 Chapter 2 Understanding SFC Programming 2 17 Jump A jump structure uses connector elements to allow a sequence to be skipped In the sequence shown below control passes to step S2 only if T1 is active If T1 is false and T2 is true control goes to step S3 by way of connector C1 A source connector must occur immediately after a transition as shown in the example below where it follows T2 The destination connector must occur im
52. in a tool tip Help Indicates step has two Indicates step has a actions associated with it comment associated Click to edit actions with it Click to or action associations edit comment N Cursor Indentation indicates element logic is selected in terminal language window GFK 1385 Chapter 3 Working in the SFC Editor 3 7 3 8 Step Action Association A number in the upper right corner of each step indicates the number of actions associated with the step Action logic is programmed in the Terminal Language window of the SFC Editor When you left click this number a pop up menu that lists the associated actions appears To edit the underlying logic click the action name in the pop up menu To create a new step action association select New Association from the pop up menu Comments Comments can be associated with any step transition or action defined in the SFC topology The SFC Editor displays the symbol in the upper left corner of each element that has a comment associated with it The display of symbols can be toggled on or off To add a comment to a selected step or transition click the right mouse button and choose Comment from the pop up menu or choose Comment from the Edit menu To add a comment to an action go to the Action Pool dialog box see Editing the Action Pool Logic The logic associated with an element will be displayed automatically when the element is selected if Automatic
53. ing and Editing SFC Element Properties To view and edit the properties of a step transition connector or action first select the element then select the Program menu and choose Properties You can also choose Properties from the pop up menu The Properties dialog box for the selected element will appear Step Properties x System Name STEP2 Language LD User defined Name Description met To access properties for an action select the Program menu and choose Action Pool When the Action Pool dialog box appears click the Properties button Note If you add or change the User defined Name for a step transition or connector all occurrences of that element within the block will be renamed 3 34 CIMPLICITYO Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Editing Transition Logic To edit the logic of a transition double click on the transition name in the Topology window or with the transition selected press ENTER The cursor will move to the Terminal Language window and the logic associated with the selected transition will be displayed The transition name will be displayed on the title bar Note When you are editing transition logic the selected transition in the Topology window appears pressed in Editing Action Logic You can edit the logic of an action that is associated with a step by clicking the action count number and choosing the action name from the pop
54. matic Creation of Branches rerenvnnenvrnnnnrnrrnrenenvenenvnnennrnsrnrnsenverensene 3 42 Grid Orgamizatonvunssensenkieussmesreusnkumsasnvstmn dte 3 42 Dras and Drop Editing corseira EREEREER EREE 3 42 Selection of Multiple Elements ornnrnrnrnnrnnonvnnenvnnenvrnnvnrnnenranenvenenvaneneeneee 3 43 Directed LmkS iore e eepe eee eea eE ees tet esana an 3 43 Step Timer Updates usanne 3 43 Compatibility eo e a athe de a eee en eet eek 3 43 Troubleshooting vscssvssssvssescvsensesssassensonsevsnsssecseesevsevencesusdoesesenseneeses L Analyzing SFC Networks erenvnnonnrnnvnrnnenvnnenvnnennrnsvnrerenvenenvnnennnnsnnresenrenenvasenvsseee 4 2 Setting Time Parameters ico oen ore TE E EE EEA E E E E E 4 2 Tables E A OET O C 4 4 Monitoring Transition Conditions esseeeseeseeeseseseeeressreseressreserrsriesrresrresresereseee 4 6 Contents vii Contents Chapter 5 Appendix A Appendix B Appendix C viii Forcing Transitlonsoiisesinrninunidaii enre a ede eae 4 9 TOS ole Transition ee e eeann ee e eaae eE eee ae yer 4 9 Overiide Transitions enra E n aa ae sisi SEa ae ia 4 9 Recording and Viewing Evolution History cesscssecsseecsseceeeseeeseesseesssees 4 10 Tabler e a A E E E S EEN E 4 11 IBULONS ENEE E E E Taeveattteeesauch eal suetede re 4 11 Printing SFC Documents cccccssssssssscscccsssssssssssssscessssssssees D7 Top logy OPCONs 43 4 s22 secs ecesiieg an niee penea e iee Esae riene T
55. mediately before a step L gt S2 EG S3 2 18 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Cycle A cycle structure uses connector elements to conditionally return control to the beginning of a sequence In the sequence shown below control passes to step S3 only if T2 is true Control returns from step S2 to step S1 by way of connector C1 only if T2 is false and T3 is true A source connector must occur immediately after a transition The destination connector must occur immediately before a step C1 T1 S2 C1 GFK 1385 Chapter 2 Understanding SFC Programming 2 19 Rules for Control Structures 2 20 An SFC should comply with the following rules Only one initial step can occur in the SFC network The initial step cannot occur within a simultaneous structure Any two steps in sequence must be separated by a transition Any two transitions in sequence must be separated by a step Each transition must contain only one rung of logic which at a minimum sets its transition variable For example transition TRANS1 must contain a rung that sets the transition variable TRANS1 Terminal steps are not allowed in branches that converge within a simultaneous sequence A terminal step is one that is not followed by a transition A jump cannot transfer control into or out of any branch of a simultaneous sequence Two divergent points of the same type of sequence
56. ments eienaar e E E aa 3 23 Co nnect n B nd sesent epena pekes p eee 3 23 Disconnection Band eenvorenvnnenvrnrnnrnnnnrenenvenenvanenvnnennrnssnrnrsnranenvanenvanenvsseee 3 23 ee 0 NJ OR 3 24 Directed Link uusstavusesnaessnatasennuare soranatmpguttel 3 24 Rules for Connecting Steps and Transitions eernrorenvnnenvrnenvrnrvnrnnenrenenvere 3 25 Editing an SEC Network isrnesororennonnrsornsnnnernrdanerernsnnensnedernrnnndrnesenesarssnerarkeseker 3 26 Navigating in the SFC Editor esonvoronvonenvnnevnrnrrnrenenvanenvanennrnsvnrnsenrenensene 3 26 Going to an SFC Network uo eee eesccescecesecesseecsneecsseecsseecseeeesaeessaeeesaeers 3 26 Searching for SFC Elements rnrnnvonenvnnennnnnvnrnnenvenenvnnenvrnssvrnsenvanenvanenvsneee 3 26 Selecting Elemetits 3 5 2 eksen aan ia bes dedepoee Gis ee e 3 30 vi CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Chapter 4 GFK 1385 Contents Moving El ments isise r E eea aea a Sas 3 30 Disconnecting SFC Elements rnnrnnnnrnrenvanenvnnennnrenenvanenerenvnnenvnnsnrnssnrsene 3 30 Cutting SFC Elements suvissjesriradenieisln anser a A N a NS 3 30 Copyine SFO Elements nitre ena aa sheet dees ee eens 3 31 Pasting SFC Elements 0 c c5 cccecessesesdepesebecanseoeedepesacesnbovesedepscnsessioveves 3 31 Paste ere 3 31 Paste with Logic secrsicaisinrncnnin i n n a 3 32 Deleting SFC Elements ronnrnnnnrnnnnrenenvnnenvnnennnnsrnre
57. mp e Too many nested FOR loops e Too many EXIT FOR loops e Attempting to flow more than 16 bytes of data between function blocks instructions You can use registers on the output of one function block and the input of the next function block instead General SFC Element Errors The following errors will be detected at entry and must be corrected immediately e Attempting to add more steps transitions or unique connectors than the target PLC can handle See appendix B for target PLC limits e Attempting to extend the SFC network beyond 255 rows or 255 columns e More than 32 parallel branches within one control structure GFK 1385 Appendix A Common User Errors A 3 SFC Top Level Errors The following errors can occur at the main level of the SFC network The block will remain unexecutable until they are corrected In addition to catching the errors that occur at the main level of the SFC the Analyze function detects errors at all other levels of the SFC block Errors are listed in the program Log window The Analyze function starts automatically when the program is saved and can be started manually from the Program menu Detected immediately e Step and source connector directly connected e Multiple occurrences of the same destination connector Detected by the Analyze function e Transition not preceded by a step e Transition not followed by a step source connector or directed link e Disconnected SFC segme
58. n the SFC Editor 3 17 3 18 Display Mode To change the display features with the Topology window selected go to the View menu and choose Display Mode The Display Mode submenu which contains the following entries will appear Name SFC elements can be displayed with user defined names or system generated names To switch between these two modes choose Name from the Display Mode submenu Description The SFC elements can be displayed in the topology with their descriptions To switch the display of the descriptions on or off select Description from the Display Mode submenu Hide Comments An asterisk is displayed next to an element that has a comment associated with it To switch this indicator on or off choose Hide Comments from the Display Mode submenu CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Viewing SFC Limits The SFC Editor supports different PLC types Each target PLC type has a unique set of constraints on the use of SFC elements maximum number of SFC networks in a block maximum number of SFC elements in a network support of specific terminal languages etc The SFC Editor automatically handles these limitations for the current target PLC To view SFC limits for the target PLC select the Tools menu and choose SFC Limits The SFC Limits dialog box will appear SFC Limits x Elements Maximum Steps per Network 95 Steps per Block 95 Simultaneous Ac
59. nenvanenvenennrnsvnrnsenrenensene 3 33 Undoing Delete 2 3 5 5 scteeniiet eninin Gist pate dienyl lanes 3 33 Viewing and Editing SFC Element Properties rornnnnenvnnennrnrvnrnnrnrenenvene 3 33 Editing Transition Loglc ervrrovrnrenvonenvenenvnnevnrnssnrenenvanenvnnenvrnssnrnsnrenensere 3 34 Editing Action LOSIC savnes eie R R Sees 3 34 Editing the Action Pool ornrnnnnrnnnnronenvnnenvnnennrnssnrenenvanenvnnenvrnsvnrnssnresensere 3 35 Editing Step Action Associations ronvononvrnevnrnrvnrenenvenenvnnenvrnsrnrnsenrenensene 3 37 Working with Preprocessing and Postprocessing Logic rrnrnronrnnenvanenvrnvvvrerenre 3 39 Creating Preprocessing Postprocessing Logic snrarenvanenvnnennrnnvnrnnenvenensene 3 39 Editing Preprocessing Postprocessing LogIc ersnrnrenvanenvnnennrnrvnrnnenrenensene 3 39 Clearing Preprocessing Postprocessing Logic snrarenvanenvnnennrnsrnrnnenvenenvene 3 40 Documenting Your SFC Project rnrnnrnnvnvonenvnnenvnnernrnrrnrenenvanenennenvrnsnrnsenresenvene 3 40 COMMENIS in sans EREEREER Save sun cies sabveees suena 3 40 Description naa gr NRS ANN ape pepe 3 41 SALG RE EE NE 3 41 Storing Your SFC Program to the PLC rennrnrnvrnnenvenenvanenvrnsrnrnrenrerenranenvenenessees 3 41 Notes for Logicmaster 90 Users rnrrnrnnenvonenvnnenvanennrnnrnrenenvanenvnnenvrnsnresenrenensene 3 42 IEC Compliant Structures osnrnrnvaronvnnenvnnnnrnrrnrenenvanenvanennrnsrnrnsenvenensene 3 42 Auto
60. nenvnnnvanenvnnenvrenennssvrnsvsnssvresenre 4 2 e Monitoring Transition Conditions rorvrnrvnrrrnrnnvnrrvnrnnvrnrrnrnnvrnrenren 4 6 Forcing Transitions nesan sinea en e T a TT 4 9 e Recording and Viewing Evolution History srvrnrrnrnnenvonenvnnenvnner 4 10 4 1 Analyzing SFC Networks Topology errors are detected by the SFC Editor during the analysis of the SFC networks To perform these checks during the edit session select the Program menu and choose Analyze The Analyze function is performed automatically when you save your program Errors generated by the Analyze function are displayed in the Output Log window If no errors are generated the message Analysis complete 0 errors found is displayed in the status bar Setting Time Parameters You can set the time base for the current SFC block and minimum and maximum times for each step in the current block When the programmer status is Online and Equal and your program is running the Set Time Parameters dialog box records and displays elapsed time and time faults for active steps To view time or edit time parameters for the current SFC block select the Debug menu and choose Set Time Parameters The Set Time Parameters dialog box will appear You can edit a selected step parameter by typing directly in its field by scrolling the values or by clicking the Edit button to display the Edit Parameters dialog box When the programmer status is Online and Equal and yo
61. network 3 26 Nesting of dissimilar sequences 2 22 New SFC block creating 3 3 Non IEC compliant convergence 2 23 Non IEC compliant divergence 2 24 O Online documentation 1 2 Output Log window analyze results search results Override transition Overwrite mode P Paste with Logic 3 32 PLC limits GFK 1385 Index Index viewing 3 18 PLC scan cycle PLCs supported by SFC Editor HB Pop up menu SFC 3 9 Preprocessing postprocessing logic Properties Recording and viewing evolution history 4 10 Regular ste p 2 3 Replace 3 26 Reserved words 3 2 Reset function 2 25 RLD and SFC 2 1 Rules for connecting elements 25 S Scan cycle PLC Search and Replace 3 26 Sequential function chart general SFC element errors SFC top level errors A 4 Setting time parameters SFC basic control structures 2 11 errors A T example sequence IEC compliance 2 23 steps transition SFC Editor options settin 2 13 status bar 3 8 Terminal Language window 3 12 toolbar Topology window 3 6 Index 3 Index Variable Declaration Editor window 3 12 windows 3 4 SFC elements comments 3 40 connecting properties 3 33 searching selecting 3 30 SFC evolution SFC limits Series 90 30 B 3 Series 90 70 B 2 viewing SFC networks analyzing 4 2 analyzing SFC pop up menu 3 9 SFC_RESET Software installing the soft
62. ng information e Context path e Row and column location of the cursor e Current network where the cursor is located e Status of the connection to the target PLC Not Connected Connected Connected and Equal e Program or block scope name always BLK for SFC programs e Equality Status Not Saved the program has not been saved Not Built the program has been saved but not yet built to a binary file Equal programmer is online and the program in the current folder is equal to the program in the PLC Not Equal programmer is online and the program in the current folder is not equal to the program in the PLC Blank programmer is online and not connected or offline with a saved and built SFC topology GFK 1385 Chapter 3 Working in the SFC Editor 3 9 SFC Pop up Menu You can open the SFC pop up menu by clicking the right mouse button anywhere in the Topology window Menu items that do not apply to the selected element or network are grayed out The pop up menu contains the following items Table 3 1 SFC Pop up Menu Choices Edit Displays the underlying logic of the selected step or transition When you start the Edit operation on a step logic for the step s default action is displayed Properties Allows you to view and edit the properties of a step transition or connector The Properties dialog box contains Language applies to transitions and actions only User defined Name optional and Description option
63. nstruction Format of the SFC_RESET Function The enable EN and override OVR inputs are used to control execution of the SFC block The EN input is required use of OVR is required for Series 90 30 PLCs and optional for Series 90 70 PLCs When EN is active the SFC_RESET function causes the SFC block to begin at its initial step and the step status values are cleared When OVR is active override bits for transitions are cleared enable SFC_ ok RESET reset GH OVR GFK 1385 Chapter 2 Understanding SFC Programming 2 25 Chapter 3 GFK 1385 Working in the SFC Editor The SFC Editor graphically represents the functions of a sequential automated system as a series of steps and transitions Using the SFC Editor you can create modify debug and monitor SFC networks within the CIMPLICITY Control Equipment Workbench An SFC block contains one SFC logic network and two optional entities preprocessing logic and postprocessing logic An SFC block can contain more than one SFC network This chapter describes how to use the SFC Editor to create an SFC network Getting Started Lnausnserns dete Beg Reet et hen sk Annee 3 2 SEC Editor WindOwS wis to t iia s asst oo easel ei teh sedan 3 5 e Setting Edit and Display Features ornornrornrnnvrnnvrnennrenvensvenenerenvennvere 3 14 e Building an SFC Network rornnnrnrnnrorenvenenvnnnrvrnrenrerenvenenvensnnrnsenrenensene 3 20 Editing an SFC Network seisein esteo iot es
64. nt to connect and choose the Connect tool from the toolbar or choose Connect Element from the pop up menu or the Edit menu While the connection band is active as shown at right you can connect the new element to an existing element by left mouse clicking the existing element or by selecting the existing element and pressing Ctrl Space To remove the connection band from an element press Esc or click the element If Connection Banding On Element Addition is selected in the SFC Editor Options dialog box a connection band appears when you place a step transition or connector in the SFC topology Disconnection Band To activate the disconnection band select one of the elements you want to disconnect and choose the Disconnect tool from the toolbar You can also select the element and choose Disconnect Element from the Edit menu or the pop up toolbar 3 24 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 GFK 1385 Connector This element is used to create a jump or cycle structure You can use the SFC Toolbar or the Elements dialog box to create a connector To create a connector left mouse click the Connector icon on the SFC Toolbar in the Elements list box or in the Elements dialog box To access the Elements dialog box select the Program menu and choose Elements Left mouse click or press Enter to drop the element where you want it in the SFC topology When the connector
65. nts comments connecting copying cutting deleting disconnecting 3 30 moving pasting properties searching selecting 3 30 Errors common user general errors A 2 general SFC element errors logic errors JA 3 SFC top level errors A 4 transition logic errors A 2 Evolution SFC 2 Evolution ae recording and viewing 4 10 Examples basic control structures convergence of simultaneous sequences 2 21 nesting of dissimilar sequences 2 22 non IEC compliant convergence 2 23 non IEC compliant divergence 2 24 SFC control ar uence 2 5 2 5 SFC evolution 2 9 G General errors Getting started GoTo 3 20 Gravity defined C 1 in basic control structures 2 11 Grid display options 3 16 H Hot keys 3 10 How elements are displayed 3 6 IEC defined C 1 Importing a Logicmaster 90 SFC pro ram 3 3 Initial step Insert mode 3 20 Insert network 3 18 Installing the software 1 2 Introduction 1 1 J Jump defined C 1 illustrated 2 18 K Key functions 3 10 Index 2 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 L Limits SFC Series 90 30 B 3 Series 90 70 B 2 viewing 3 18 Lock cursor 3 16 Logic errors Logicmaster 90 adh ces an SFC program 3 3 SFC Editor comparison Main SFC block creating 3 2 Monitoring transition conditions 4 6 N Navigating in the SFC
66. nts two or more sections of an SFC network that are not connected by vertical links horizontal branches or connectors e More than one initial step e Missing initial step e Initial step occurs inside a simultaneous control structure e Destination connector that jumps into a simultaneous control structure from outside of it e Missing destination connector e Improper nesting of control structures Simultaneous convergences cannot be closed by selective convergences and vice versa e Attempts to jump outside of a simultaneous divergence e Unreachable structures that is places in the topology that power flow will never get to A 4 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 e Illegal terminations in a simultaneous divergence If a simultaneous divergence contains a selective divergence and if any of the branches of the selective divergence reach a simultaneous convergence all the branches of the selective divergence must reach the simultaneous convergence none can end in a step e Convergences immediately followed by divergences with no elements in between e Illegal jumps Connectors cannot be used to jump between branches in a simultaneous divergence or outside of the simultaneous divergence e Transitions cannot be immediately followed by more than one source connector e Transitions cannot be immediately followed by both steps and source connectors e Disc
67. of the Variable Declaration Editor adjust the splitter bar at the top of the window Figure 3 1 SFC Editor Windows 3 6 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Topology Window This window displays the SFC logic network which you construct using steps transitions and connectors The SFC topology is based on a grid Each SFC element occupies one square on the grid The maximum grid size for a network is 255 rows x 255 columns The Topology window is displayed with the grid on by default To toggle the grid display select the View menu and choose Show Grid How Elements are Displayed SFC Element Names A system generated name is automatically assigned to each element when it is created You can assign a user defined name to an element when it is created or at a later time using the Properties dialog box The SFC Editor displays the user defined names of the SFC elements by default If you do not provide a user defined name the system generated name will be displayed You can choose to display system generated names only instead of user defined names see Display Mode Note If the number of characters in the user defined name of an SFC element name exceeds the maximum number of characters that can be displayed a truncated name followed by a is used When you place the mouse cursor over the selected SFC element the full user defined name will be displayed
68. of the selected transition when online Overrides the state of the selected transition when online Store Program When connected and online stores only the logic program changes to the Changes PLC Allows you to store program changes when the PLC is running 3 10 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 GFK 1385 Key Functions Keyboard shortcuts are available for many functions in the Topology window These functions and the corresponding keystrokes are grouped in the following table by type Table 3 2 Keyboard Shortcuts Moving Around in the Topology Window T HOME E ND CTRL CTRL PAGE DOWN PAGE UP CTRL PAGE Up CTRL PAGE DOWN CTRL HOME CTRL END Editing the SFC Top CTRL SPACE ALT ENTER Moves cursor to the bottom of the window Moves cursor to the first row of the first SFC network Moves cursor to the last row of the last SFC network ology Selects the Elements list box Use the up and down arrows to scroll the list then click or press ENTER to drop the element in the SFC topology Undoes the most recent delete operation Cuts the selected element Copies the selected element Pastes the selected element Connects or disconnects the selected element First turn on connection rubberbanding by pressing Alt E and selecting Connect Element or Disconnect Element from the Edit menu Then move the cursor to t
69. og box press F1 1 2 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Chapter Z Understanding SFC Programming RLD and SFC GFK 1385 The traditional Relay Ladder Diagram RLD logic also called Ladder Logic has been widely used for designing and representing logic control systems since the relay was invented For combinational logic control systems where outputs or actions are directly dependent on the states of inputs or conditions RLD is excellent However for control problems where actions are sequential or time dependent RLD logic alone can become cumbersome Consider the simplified example of a semi automatic punch a45348 4 HIGH A 4 HIGH A 4 HIGH A lt LOW B lt LOW B nij ers In this example a semi automatic punch is initially in the raised position A When the operator presses the Start pushbutton the punch descends pierces the metal plate at position B and completes the cycle by returning to the raised position In the ladder diagram approach you have to take more into account than the fact that pressing the Start pushbutton initiates the movement of the punch You must also consider that the operator will release the pushbutton and that he could press the pushbutton before or after the punch is in the rest position This additional information has no bearing on the movement of the punch and complicates the description of the function 2 1 2 2
70. onnected transitions Transitions must be connected to elements on both sides e Connectors can have multiple sources but only one destination e Jfa simultaneous divergence is within a loop due to either a directed link or use of connectors all branches within the simultaneous divergence must converge GFK 1385 Appendix A Common User Errors A 5 Appendix B GFK 1385 PLC Limits This Appendix contains a listing of SFC performance parameters for Series 90 30 and Series 90 70 PLCs The CIMPLICITY Control SFC Editor release 2 0 supports the following PLCs Series 90 30 PLCs Series 90 70 PLCs CPU 361 CPU 731 CPU 360 CPU 771 CPU 352 CPU 772 CPU 351 CPU 781 CPU 782 CPM 914 915 CPM 924 925 Table B 1 Target PLC Constraints for Series 90 70 PLCs Maximum number of simultaneous active steps 32 32 32 per SFC network Maximum number of transitions per SFC 383 383 383 network Maximum numberof action blocks perseg 8 ef Maximum use count per action N A 127 127 Action Qualifiers o O Maximum use count per action simultaneous sequence per SFC network Maximum deph of evotwtion tisoy quae 8 sides Maximum evet ofealnesing fe 5 fa Constrained by memory B 2 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 GFK 1385 Table B 2 Target PLC Constraints for Series 90 30 PLCs Maximum number of steps per SFC nework 96 Maximum number of steps perbo
71. ontrol can be passed but only one will be selected In the structure shown in the following illustration control passes to step S3 only if step S2 is active and transition T2 evaluates true Control passes to step S4 only if step S2 is active transition T2 is not true and transition T3 is true left to right priority of transition Exactly one branch of the selective sequence is selected A left to right priority is used to determine the active branch if more than one transition evaluates true at the same time A selective divergence must be preceded by one step The first element after a selective divergence must be a transition The SFC Editor automatically creates a selective branch if two or more transitions are connected to a preceding step 2 T2 T3 c 3 S4 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Convergence of a Selective Sequence A selective convergent branch can only be preceded by transitions It must be followed by one step In the structure shown below control passes from step S3 to step S5 only if step S3 is active and transition T2 evaluates true Control passes from step S4 to step S5 only if step S4 is active and transition T3 is true The SFC Editor automatically creates a selective branch if one step is connected to two or more preceding transitions GFK 1385 Chapter 2 Understanding SFC Programming 2 13 Divergence of a Simultaneous Sequence Divergence o
72. ptions dialog box and you cut the step If you select Create New Action default a new action will be created and associated with the pasted step The new action will contain the same logic as the corresponding action in the step If you select Over Write the pasted step will be associated with the same action as the step from which it was created Confirm Action A2 Replace Ed C Overwrite with 42 When you are pasting a step that is associated with multiple actions you can select Yes or Yes to All To be prompted for each action click Yes To overwrite or create new actions for all the actions associated with the step click Yes to All Yes to All GFK 1385 Chapter 3 Working in the SFC Editor 3 33 Deleting SFC Elements To delete a selected element or multiple elements select the Edit menu and choose Delete You can also choose Delete from the pop up menu or press the DELETE key e By default deleting a step removes it from the topology but leaves its associated actions and logic in the action pool If Delete Unused Actions is selected in the SFC Editor Options dialog box actions that are associated only to the step being deleted are also removed e Ifa transition is deleted all associated logic is removed Undoing a Delete To undo the most recent deletion of an element select the Edit menu and choose Undo Delete is the only operation that you can undo and only if it is the most recent editing action View
73. r SFC network The initial step cannot appear within a simultaneous structure but can appear anywhere else A regular step is executed if the preceding transitional logic in the SFC network makes the step active There can be one or many regular steps in an SFC network Their display in the SFC topology looks as follows Initial Step Step Step Action Logic Action logic the logic associated with a step is executed when the step is active An action consists of zero or more rungs programmed in a terminal language such as Ladder Diagram A step can have more than one action associated with it depending on the limitations of the target PLC and an action can be associated with more than one step GFK 1385 Chapter 2 Understanding SFC Programming 2 3 Transitions Transition logic is programmed in a terminal language such as Ladder Diagram A transition can contain only one executable rung plus comment rungs and is displayed in the topology as shown below nsi Transition 1 w Step 2 Transition 2 Step 3 o fev 5 wn DO By default the SFC editor automatically creates a logic rung for each transition when it is created unless you have turned this option off in the SFC Editor Options dialog box Note that the ALW_OFF always off contact is used in the default rung for safety reasons You must edit this rung to meet the needs of your application The following rung sets the variable TRANSI for transition Trans1 No
74. reopen it Edit To edit transition logic select a transition and click this button The logic for the selected transition will be displayed in the Terminal Language window Close Closes the dialog box clears the list of transitions and stops the monitoring process Description If you have provided a description in the Transition Properties dialog box it will be displayed in the box below the table CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Forcing Transitions If the programmer is online and equal to the PLC the states of the transitions in the SFC can be changed regardless of the transition logic This can be done by toggling or by overriding the transition state Toggle Transition To toggle the state of a transition when the PLC is online select the transition go to the Debug menu and choose Toggle or press the F12 key The effect of toggling a transition may last only one sweep On the next sweep the transition will be evaluated and the toggled value could be replaced if it is not manually overridden An enabled active transition is shown with backlighting in the Topology window To keep the transition in a toggled state use the Override Transition function first Override Transition To force the transition to remain in a toggled state you must first override the transition The PLC must be online to do this To override the transition select the Debug menu an
75. reprocessing postprocessing logic The underlying logic is programmed in a language that is supported by the target PLC When the logic is programmed in Ladder Diagram language all the functionality of the CIMPLICITY Control LD Editor can be used GFK 1385 Chapter 3 Working in the SFC Editor 3 13 Setting Edit and Display Features Changing SFC Editor Options General I Delete unused actions I Automatic View Logic Action Default Terminal Language LD fe se Default language Greomp ro language Transition Default Terminal Language LD fe Use Default language Prompt for language IV Automatic Logic Creation Cancel Help You can set options that determine how the Editor operates when you are working in the Topology window General options determine the behavior of element type selection and connection banding The action and transition options determine the default terminal language and whether you are prompted to change the terminal language when these elements are created To change SFC Editor options select the Tools menu and choose SFC Editor The SFC Editor Options dialog box will appear General Connection Banding on Element Addition If this box is checked a connection band appears when the element is dropped into the topology Default setting is checked To immediately connect the new element to another element left mouse click an existing element or select a ne
76. rgent simultaneous sequence IEC compliance 2 23 rules for sequence loop sequence skip 2 16 simple sequence 2 11 Building an SFC network B 19 C Comments adding to an element or action indicated by Confirm Action Replace 3 32 GFK 1385 Index Connector in a cycle structure 2 19 in a jump structure 2 18 using 3 24 Convergence of simultaneous sequences 2 21 Creating steps and transitions Cursor lock 3 16 Customizing the Topolog window display 3 16 Cycle defined C 1 illustrated 2 19 D Deleting SFC elements 3 33 Dialog boxes Action Pool 3 21 3 35 Clear Pre Post Processing ga Confirm Action Replace 2 Connector Properties Elements GoTo New Action 3 144 3 21 New Transition 3 15 Pre processing Post processing 3 39 Search 3 26 SFC Editor Options 3 13 SFC Limits 3 18 Step Properties Step Action Association Dialog boxes diagnostics a to Transition Monitor 4 6 Evolution History 4 10 Select Block for evolution history 4 10 Set Time Parameters Warning J4 3 Transition Monitor window 4 6 Dialog boxes getting started Index 1 Index New Block 3 3 3 3 New Main Block 3 2 3 2 Dialog boxes printing Option 5 1 SFC ml Directed link creating 3 24 example Display mode 3 17 Documenting your SFC project 3 40 Editing an SFC network 3 26 Editing mode 3 20 Editor options setting 3 13 Eleme
77. s click the New button The New Action dialog box will appear This dialog box allows you to change the default terminal language and provide a description for the new action Action Pool x New Associate Ad LD 2 Properties Comments Delete Delete Unused Description Edit Sets operating conditiond Help System Name A5 Language LD E Description C cow _ ob _ CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 To edit the logic content of the action click the Edit button in the Action Pool dialog box The action logic will be displayed in the Terminal Language window To be executed as part of the SFC an action must be associated to a step click Associate in the Action Pool dialog box to open the Step Action Association dialog box For details on editing step action associations see page 3 38 Step Action Association Mave Up GFK 1385 Chapter 3 Working in the SFC Editor 3 23 Connecting SFC Elements Usually steps and transitions are connected using the connection band creating links in which the logic flows with gravity The connection band can also be used to create directed links which flow against gravity If you want to build a structure that includes conditional jumps or cycles you must use a connector element Connection Band To activate the connection band select the element you wa
78. selected after you drop it into the topology This feature allows you to place the same element into the topology repeatedly without having to select it each time The default condition for Lock Cursor is off To turn this feature on or off select the Edit menu and choose Lock Cursor or click the Lock tool on the Workbench toolbar Customizing the Topology Window Display Options for customizing the Topology window include adjusting the window and grid size and selecting display modes You can also customize the amount of information that is displayed with elements Grid Display Options You can hide and display grid lines and widen grid spaces in the SFC Topology window Show Grid The default view displays grid lines To hide grid lines select the View menu and click Show Grid A check mark beside Show Grid sets grid lines Wide Grid The Wide Grid view is useful when variable or reference description names are long To set wide grid view select the View menu and click Wide Grid A check mark beside Wide Grid sets this option Zoom The zoom command allows you to increase or decrease the display size in the selected window default is 100 To change the zoom percentage select the View menu and choose Zoom In the Zoom dialog box click on one of the standard percentages or click in the Percentage field and type a number between 25 and 200 You can also adjust Zoom on the Common Editor toolbar GFK 1385 Chapter 3 Working i
79. supports word for word updates to step timer values In CIMPLICITY Control you must use ALT S to store new step timer values to the PLC Compatibility SFC programs that are created using CIMPLICITY Control cannot be imported into the Logicmaster 90 package However SFC programs created in Logicmaster 90 can be imported by CIMPLICITY Control 3 44 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Chapter 4 GFK 1385 Troubleshooting Several features are available for use in debugging SFC networks The Analyze function checks the network topology Global checks are provided by the terminal language used to program the underlying logic of actions transitions preprocessing logic and postprocessing logic You can set step time and time base parameters for diagnostic use when the PLC is online You can also include the SFC_RESET function in the Ladder Diagram logic to activate the initial step and deactivate all other steps and transitions in the network see SFC_RESET Function in Chapter 2 When the PLC status is online you can monitor transition conditions and toggle or override transition values You can set step time parameters for monitoring the duration that steps are active And evolution history can be recorded for steps in your network e Analyzing SFC Networks ronnrnrnnrnnenvnnenvnnenrnrvnrenenvanenvanennnnssvresenee 4 2 e Setting Time Parameters rornnrnnnnnnnve
80. t SFC logic Troubleshooting Describes how to use the diagnostic tools available in the SFC editor Printing SFC Documents Describes how to print your SFC program Common User Errors Describes error conditions that are unique to sequential function chart logic blocks and the ladder diagram logic within them PLC Limits Contains a listing of SFC performance parameters for target PLCs Glossary Provides definitions of terms pertaining to SFC programming iii Preface Related Publications GFK 1295 Using CIMPLICITY Control GFK 1296 Series 90 Systems Reference Manual GFK 1192 Series 90 70 System Manual GFK 0262 Series 90 70 Programmable Controller Installation Manual GFK 0646 C Programmer s Toolkit for the Series 90 PLCs User s Manual GFK 0600 Series 90 70 Programmable Controller Data Sheets GFK 0356 Series 90 30 Programmable Controller Installation Manual At GE Fanuc Automation we strive to produce quality technical documentation After you have used this manual please take a few moments to complete and return the Reader s Comment Card located on the next page Libby Allen Senior Technical Writer iv CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Chapter 1 Chapter 2 Chapter 3 GFK 1385 Contents Introduction ee000ssee00ssseoossseosssseosssssossssseossssessssseossssessssssesssssee LoL SFE Defined ikek bbt ben staden ad 1 2 What
81. tanding SFC Programming 2 23 2 24 Non compliant Compliant Figure 2 5 Non IEC Compliant Divergence CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 SFC Reset Function Because SFC blocks are retentive you must use the SFC_RESET function provided in ladder diagram logic to force an SFC block to start from the initial step on power up or after a STOP to RUN transition SFC_RESET can be inserted in the action preprocessing or postprocessing logic The terminal language selected for the logic must be LD When the SFC_RESET function is executed the step status values step x step t and step f are cleared You can also use the SFC_RESET function to clear override conditions on transitions see Forcing Transitions in Chapter 4 In the network evolution that immediately follows execution of SFC_RESET all currently active steps are deactivated This causes all the action logic associated with the active steps to be executed without power flow Then the initial step in the network is activated and the activated logic is executed To insert an SFC_RESET instruction go to the Terminal Language window for the selected logic Select SFC_RESET from the ladder diagram instruction list box or toolbar then click in the Terminal Language window to place the i
82. te As defined by IEC a transition cannot have any effect other than setting the transition itself ALW_OFF TRANS1 2 4 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Example SFC Control Sequence A semi automatic punch starts in the raised position When the operator presses the Start pushbutton the punch descends performs the punching operation and completes the cycle by returning to the raised position The SFC sequence for this example is shown in the following illustration cycle gt WAIT Ti C DESCEND T2 RAISE T3 cycle In the SFC sequence shown in the illustration the initial step WAIT contains action logic that is performed the first time the SFC network is executed and each time the transition T3 goes active causing the topology to cycle The initial step will also become active if the SFC is reset via the SFC_RESET function block A regular step is represented by a square which can also contain a name such as DESCEND or RAISE identifying the principle function of that step Action logic associated with each step and transition T1 T2 and T3 is programmed in the Terminal Language window of the SFC Editor GFK 1385 Chapter 2 Understanding SFC Programming 2 5 Series 90 PLC Scan Cycle The PLC scan continuously executes the MAIN block and any called SFC block when the PLC is in RUN mode Each SFC block includes preprocessing optional
83. ted with the new step e Asingle element or multiple elements can be pasted If multiple elements are pasted the top left corner of the selection box will be pasted in the selected grid cell e Ifthe Editor is in Overwrite mode pasting on a selected element will replace that element If the Editor is in Insert mode the selected element and any elements to the right of it will move to the right to make room for the pasted element e If there is a name conflict a new system generated name will be assigned to the element e When you paste a transition the logic is automatically changed to set the variable corresponding to the new transition Paste To paste an element first copy or cut the element then place the cursor where you want the element to be in the Topology window select the Edit menu and choose Paste You can also choose Paste from the pop up menu or press CTRL V The element and its associated action and logic will be inserted CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Paste with Logic To paste a step with logic first copy or cut the step Then place the cursor where you want the element to be in the Topology window select the Edit menu and choose Paste with Logic You can also choose Paste with Logic from the pop up menu When you paste the step the Confirm Action Replace dialog box will appear unless Delete Unused Actions is selected in the SFC Editor O
84. the step has been executed SFC_RESET function sets this bit to OFF 0 Data type is BOOL stepname t step timer word Displays the number of units of time that the step has been active relative to the time base SFC_RESET function initializes this word with 0 Data type is WORD stepname f step fault bit Set when the step does not attain minimum time or when it exceeds maximum time SFC RESET function sets to OFF 0 When the programmer is online and the program is running a step that has a time fault is identified by red backlighting Data type is BOOL To set the time base for the current SFC block and time limits for individual steps refer to Setting Time Parameters CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 SFC Evolution Example The logic execution flow is described below for a sample SFC segment to illustrate how transitions and states become active in SFC evolution Table 2 1 summarizes the sequence of events e When an SFC block is initially executed the SFC is in the reset state Then the initial step S1 becomes active and transition T1 is evaluated The action logic associated with step S1 is then executed e On the second scan the transition logic associated with active transition T1 is evaluated and found to be true Step S1 becomes inactive Step S2 becomes active and transition T2 is evaluated The action logic associated with step S2 is then executed
85. tifier specified in the Find field CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 SFC Element Searches for the SFC element specified in the Find field Instruction Searches for the Instruction specified in the Instruction field Replace If you want to perform a search and replace select or type the replacement text here This field is grayed out if SFC Element or Instruction is selected in the Search For field Implicit This check box is available only when Reference Address is selected in the Search For field It is grayed out for all other types of searches Output Only Limits the search to outputs only This check box is available only when Variable or Reference Address is selected in the Search For field It is grayed out for all other types of searches Scope Lists the components of the Equipment Folder to be searched The default scope is the component from which you opened the Search dialog box Only one component can be selected at a time Search Contained Nodes This check box is grayed out for all types of searches in the SFC Editor because only one component can be selected at a time Find All To display the results of the search in the output log and close this dialog box click this button At the end of the search the Output Log window will display the total number of items found Replace All To replace every instance of the item listed in the Find field with th
86. tive Steps per Network 32 Transitions per Network 95 Transitions per Block 95 Actions per Step 8 Actions ner Block Ald p Close Help Chose Adding an SFC Network to the Block The current SFC network is displayed in the Topology window When a new SFC block is created it contains a default network with an initial step that has one action associated You can delete this default initial step and or default network but there must be an initial step in each network To add a new SFC network select the Program menu and choose Insert Network Above or Insert Network Below The new network is inserted immediately above or below the active network In a block that contains multiple networks all networks are evaluated and then the actions of the block are executed The Insert Network menu items will not be available if the current target PLC does not support multiple networks GFK 1385 Chapter 3 Working in the SFC Editor 3 19 Building an SFC Network Creating Steps and Transitions Steps and transitions are connected in the SFC topology to create the logic structure within an SFC network You can use the SFC Toolbar or the Elements dialog box to create these elements Initial step element Connector element ad Pointer tool Step element Transition element Connection tool Disconnection tool To create an element using the SFC Toolbar left mouse click on the symbol you want and then left mouse click to drop
87. ur program is running this window displays the elapsed time the value of stepname t for steps that have been active and indicates whether the step is faulted that is the maximum step time was exceeded or the minimum step time was not attained Note If the PLC status is equal to the programmer step times can be changed online Run mode stores supported Changes to the time base must be done offline Stop mode store only 4 2 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 Network i v Step Min Time Max Time St Elapse Fault STEPI 0 STEP2 25 NONE 0 0 Under I Display System Name ae Step Name BT gt Min Time Cancel Max Time flo 0 Help If you edit Min or Max Time when the status is Online and Equal and Running the animation for the step will be stopped and the Set Time Parameters Warning dialog box will appear After you close the Set Time Parameters dialog box press Alt S to store the changes to the PLC Set Time Parameters Warning The time settings which have just been set will not take effect until the block is saved compiled and stored back to the controller I Turn off this warning GFK 1385 Chapter 4 Troubleshooting 4 3 4 4 The Set Time Parameters dialog box contains the following information Network Allows you to select the network within the current SFC block Time Base Allows you to select the time base for
88. w element from the toolbar and drop it into the topology To remove the connection line press Esc 3 14 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 If this box is checked actions that are associated to a step will be deleted when the step is deleted An action that is associated to any other step will not be deleted Default setting is not checked Delete Unused Actions Automatic View Logic If this box is checked the editor automatically updates the Terminal Language view as the cursor is moved from one SFC element to another Also the Terminal Language window automatically displays the logic view for the new element when it is created Default setting is not checked Action If the target PLC supports multiple languages you will be able to change the following settings Otherwise these settings cannot be changed Default Terminal Language Allows you to select the default terminal language to be used during creation of actions in the empty logic The default setting is LD Ladder Diagram Use Default Language If this option is selected the default terminal language will be used to create actions Either this option or Prompt for Language must be selected Use Default Language is the default selection Prompt for Language Allows you to choose a terminal language other than that specified in the Default Terminal Language field If this option is selected the New Action
89. ware 1 2 Status Bar SFC 3 8 Step status values defined 2 8 resetting 2 25 Step action associations editing 3 37 number of actions associated with step 3 7 Steps action logic initial step regular step setting time parameters for Summary information 3 41 System generated names displayed 3 6 in Variable Declaration editor 3 12 T Terminal language defined C 1 Terminal Language window Terminal step defined C 1 Time fault defined C 1 Time parameters setting 4 2 Toggle transition Toolbar SFC 3 8 Topology window Topology animation Transition logic errors A 2 Transitions 2 4 editing logic forcing monitoring 4 6 Troubleshooting general errors JA 2 general SFC element errors A33 logic errors A 3 SFC top level errors A 4 transition logic errors A 2 U Undoing a delete 3 33 User defined names displayed 3 6 Using online documentation 1 2 v Variable Declaration Editor window SFC 3 12 Variable names system generated 3 12 user defined 3 6 Index 4 CIMPLICITY Control Using the Sequential Function Chart Editor November 1997 GFK 1385 W What you will need 1 2 Word for word changes Z Zoom 3 16 GFK 1385 Index Index Index 5
90. y for the accuracy completeness sufficiency or usefulness of the information contained herein No warranties of merchantability or fitness for purpose shall apply The following are trademarks of GE Fanuc Automation North America Inc Alarm Master GEnet PowerMotion Series One CIMPLICITY Genius ProLoop Series Six CIMPLICITY PowerTRAC Genius PowerTRAC PROMACRO Series Three CIMPLICITY 90 ADS Helpmate Series Five VuMaster CIMSTAR Logicmaster Series 90 Workmaster Field Control Modelmaster All rights reserved 1997 GE Fanuc Automation North America Inc Charlottesville USA and Cegelec Levallois Perret France Preface Content of This Manual This manual describes the features that are used to program Series 90 70 and Series 90 30 PLCs using the CIMPLICITY Control SFC Editor Release 2 0 This manual does not describe the features and functions that CIMPLICITY Control software shares with the SFC Editor For information on these features and functions please refer to Using CIMPLICITY Control GFK 1295 Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Appendix A Appendix B Appendix C GFK 1385 Introduction Provides a brief overview of the SFC editor Understanding SFC Programming Provides a general introduction to SFC programming including basic structures and a sample application Working in the SFC Editor Describes how to use the CIMPLICITY Control SFC editor software to create and edi

CIMPLICITY Control: Using the Sequential Function

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