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Multifunction Programmable Controller User Manual AC

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1. ccee Redraw Window menu Tools cc cccccsscccessseceesseeesnsees Save an S19 File dialog DOX ooooonconicnncnnccnoconancncconacancnnnon 21 Save Configurati0N oonnonncnncnnnncocananinnnnnncananincnnaninanncnnno 58 Save Project areia EA TET TE TTT 38 Saye Project AG ois ieres orinando aleteo risas 38 Search 40 42 Secondary pop UP Menu coocooconcconcononnnunonnnnonncononcnnnonannnno 74 75 Secondary pop up Menu E 74 Mod Vita ad 74 Sequence Index Change 76 Dialog BO oninirion sia 76 Set Pabe 25 0 5 Wici db oeer datenseslessbvesletsents onvennes segntss 38 40 Set Password 22 6 5 345i ii 58 63 Setpoint Selection MOE aer 102 Shortcut Sol siria 248 Special commands Highlight Current Wire oooconcnnnnncninnnnconononoconcnonancnanananono 79 Special commands Special Commands Geta oe cseecsccssesctceveonetdegssteveedereestescodetentoveeb dsc 76 Strategy Add a Debug point neesi ro ereere nienie a RE k Definition Delete a debug point se Pi Ads Supervisor I O Analog In Out iii sy eassedenettn tris tedeteend 191 AAA O irern 192 System Configuration Failure KEY Selector Restart Flap ccoo ak Termino SY x sscecden nton ieni e i 12 lt lt Indice analitico gt gt Tools Menu Check AC Modena Ueto hes dete 55 Configuration Menu Edit Modules sat it 45 A Selves carina einen EE E 44 JBus Address Displayen
2. PV1H Standard 0 01 a 1 00 lst P IL C Direct Ratio Default SP Value tutet C Inverse Ratio Bus tip P Z Input Limits m Sp Selectors Priority Slopes e u s gt Set Point Source Local Onl PV2 H Keyboard ai las Remote Only PY2L Logic Inputs SLD A Computer Local Computer C Local Remote Computer Po 105 AC Prograph User Manual TAG PV1 Input Limits PV1H PV1 L Control Algorithm Standard Direct Ratio Inverse Ratio SP Weight for P dev Beta Control Devices Priority Keyboard Logic Inputs Computer Slopes e u S SLU SLD Set Point Source Local Only Remote Only Local Remote Local Computer Local Remote Computer 106 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section of the window is used for entering the High and the Low Limit of PV1 High limit of the controlled variable PV1 If PV1 is greater that the value entered in this field PV1 is clamped to this limit Analog value in engineering units Low limit of the controlled variable PV1 If PV1 is lower that the value entered in this field PV1 is clamped to this limit This section allows you to define the type of PID algorithm to use standard PID Ratio direct Ratio inverse This parameter is set to a value with range 0 to 1 It is used
3. Up Ok Y C Down Cancel L R C Loc Rem Q Parameter ge C NextPage am C Auto Man Close Open Tag This parameter indicates the name of the instance as assigned by default as a mnemonic short string of the name of the key or entered by the user Keys Through this parameter you choose which of the 8 keys of the AC controller is simulated by the module 239 AC Prograph User Manual 9 12 2 Configuration System Configuration Description This module defines the optional characteristics and the configurable behaviors of the AC30 controller It is not related to the strategy itself but with the basic functionalities of the controller lt specifies the characteristics of the communication protocol to the Supervisory computer and the LAN the sampling time and the levels of access of some operations Module Symbol Parameters Edit System Parameters Supervisor Serial port Baud Stop 1 v Parity N one v Protocol ModBus ModBus Addr fi y Floating Point Mode Lo Hi C Hi Lo Cancel Groups Permissions M Manual Mode Enabled IV Set Point Modify Enabled IV System Settings Enabled Tune RAY v Parameters RAW v Sampling time sec 01 0 3 gt 10 0 Serial Baud Stop Parity Protocol MODBUS Addr Floating Point Mode 240 This section defines the characteristics of the communicatio
4. 120 Chapter 9 Modules 9 5 6 Open Close Loop Servomotor SRV2 Description This module controls a servomotor in both open and closed ring Open ring control The value of the present position is calculated internally a potentiometer is not necessary to determine the position of the actuator taking account of the Travel Time TRVL the minimum command times OMIN and CMIN and the duration of output activation DOPN and DCLS The outputs are determined by the difference between the required position IN normally connected to the output of a PID block and the value of the present position Closed ring control The outputs are activated so as to minimise the error between the required position IN and the actual position APOS of the actuator In this case Travel Time TRVL is not taken into account Module Symbol Input IN Analogue input for required position 0 100 TRVL Analogue input for servomotor travel time minimum 1 second DBND Analogue input for dead band in OMIN Analogue input for open command minimum time minimum 0 1 seconds CMIN Analogue input for close command minimum time minimum 0 1 seconds APOS Analogue input to read present actuator position not used in the open loop ITIM Analogue input for integral time minimum 0 1 s O blocked When the error between the required IN position and the present position falls within the dead band no operation is performed as long as
5. 193 AC Prograph User Manual Module Symbol Inputs DI1 DI3 Al1 AI5 Bl cm PV1 Y Yc 194 Digital inputs Logic variables whose status is displayed through a 3 characters label Analog Inputs Analog variables displayed numerically in the scrolled list with a short 3 character mnemonic Analog values in engineering units Analog Input to Bargraph 1 This variable is displayed graphically on a bargraph with a decimal scale on the side and high and low range indication Analog value in engineering units Analog Input to Slider 1 This variable is displayed graphically by mean of a slider moving along the decimal scale Analog value in engineering units Main Variable This variable is displayed numerically with big digits at the top of the display It is supposed to be the controlled variable of a loop Analog value in engineering units Manipulated Variable This variable is displayed in percentage numerically and by an horizontal bargraph at the bottom of the display It is intended for the control output of a loop Analog value in percentage units Cool channel Manipulated variable When this variable is connected it is displayed together with Y at the lower part of the display both numerically and by an horizontal bargraph While Y is intended for a normal loop or for the Heat output this variable is intended for displaying the Cool output of an Heat Cool loop Analog out
6. Create a wire See Chapter 5 2 Create a LAN module See Chapter 5 1 8 and 7 6 3 Enable disable the debug real time monitoring See Chapter 7 6 5 Display information about the current strategy See Chapter 8 2 Provide details about the selected object and allow the change of the Sequence index See Chapter 8 1 12 INDEX A IN A ee a 77 AC COMMUIN Cathy 5 23523 205 Sees dees so cc bs ghey a E dd aiii da 63 AG AS OM PORT dni laa ee e a I E 58 AC Edit PG atures sess cdo A er ekecaseae 11 AC Prograph A O es IM a as 11 Add Area marker 69 Add Area Marker 70 Add Debug poiNt o ooconinnocnnonionaninconaninconanancnnanincnnanacnnos 69 Add Pinction ainia ci Add LAN I O EAN Variable aseo sx Stee Erea eert e se ike hea deme 245 Add Wir io ise 68 AddFunction Miscellaneous si ccseissehccssecvecsdvecsbes detallito 127 Processi fonctions tii 102 Program only for AC30 ecnoonicniccnoconicincconanancnnninccnnannos 223 Supervisor VO iii de 191 NA TA 239 Alarms Alarm Absolute and Deviation oooooocnnnonconncnonononncono 169 Computer Timeout ee Expansion Unit TimeOut LAN TimeOut R te Alarmeren lonnan a Area Marker DEMI anre rona E R 71 Delete A ees anaes 71 O NO 71 AutoRedraw 59 AutoRedraw 38 AULOS AVE i arn nA ninia caida 58 B Backup Automatic ccceceesecscceseeseceseeseceeeeeceseeaeeeeeeaeenes 61 Backup copy distribution
7. DS1 DS2 DS3 IN L L L OUT1 H L L OUT2 L H L OUT3 H H L OUT4 L L H OUT5 H L H OUT6 For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the OUT4 output is selected This choice consists in selecting directly by the Parameter window which of the 6 outputs OUT1 OUT6 must be set with the value of the IN Input For instance if Output 3 is selected IN is continuously retransmitted on OUT3 The Outputs that have not been selected are set at a value of 0 Analog outputs of the demultiplexer The IN input is retransmitted on the Output selected while all the others are set to 0 value Analog value in engineering units with range from 9999 to 99999 Chapter 9 Modules 9 6 16 Analog Demultiplexer Hardware Description This module is a 1 to 8 demultiplexer of analog signal lt retransmits its IN analog input to one of the 8 OUT1 OUTS8 analog outputs The output is selected through the 3 bit code on the DS1 DS3 inputs The other not selected outputs are set to 0 Furthermore the module can be selected or deselected through an external input DSEL Once the module is deselected its OUT output will hold the value it had before the deselection until further selected Selection of the output The Select inputs DS1 DS3 specify which of the outputs OUT1 0UT8 must be set with the value of the IN input These 3 inputs select the output to retransmit as in the following table DS1 DS2 DS3 IN L L
8. Hold Input When this digital input is active the module enters in the Hold mode with the Outputs Y and Yc frozen at the value they had at the beginning of the Hold mode If at the some time the Force digital inputs are active the output Y and Yc are forced to a predefined value according to the following If both DHLD and DYMN are active the Output Yc is set to the Maximum Cool Forcing value defined through the Parameter window If both DHLD and DYMX are active the Output Y is set to the Maximum Heat Forcing value defined through the Parameter window Force Max Input When this digital input is active together with the DHLD Hold input the module goes in Forced mode and the Output Y is set to the predefined Maximum Heat Forcing value Auto Manual Input This input selects the operating mode of this station as follows Active signal Manual mode Inactive signal Automatic mode Force Max Input When this digital input is active together with the DHLD Hold input the module goes in Forced mode and the Output Yc is set to the predefined Maximum Cool Forcing value Edit Heat Cold Output Composer Output Limits Max Heat 4 Dead Band Cross Level 4 Max Cold 4 118 TAG Output Limits Max Heat Dead Band Cross Level Max Cold Outputs DBMP Y Yc Chapter 9 Modules This parameter indicates the name of the instance as assigned by de
9. RFN Analog signal returning the result in engineering unit of the math operation specified Note Once the configuration of the module has been finished the Tag field is set to a default string consisting of the mnemonic of the selected math operation and a progressive number 9 3 3 Analog Single Constant Description This module generates a fixed analog signal on the output CNS whose value is specified by the Value parameter Module symbol Parameters Edit Single Analog Constant K A ie TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user li Value Constant value specifying the value in engineering units to set the output CNS Output CNS Analog output set to the value specified in the parameter Value Analog value in engineering units 84 Chapter 9 Modules 9 3 4 Analog Constant Multiple Description This module generates a fixed analog signals on the 5 outputs CNS 1 5 whose values are specified by the Value parameters Module symbol Parameters Edit Multiple Analog Constants Ok Cancel i i Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user CN1 Name CN5 Name String defining the label associated to a constant providing an immediate perception of the value the output is set This label will be displayed on
10. 128 Digital Demultiplexer Hardware as Digital Demultiplexer Software eee Digitall data Digital Multiplexer Hardware eb Digital Multiplexer Software ce eeeeseeeeeee Digital Obtenido veep h deb toseeseeents Dual Trend Panel Expansion Unit TimeOut EXpreSSiON eiers ta Filter Flip Flop J K Latch Frequency incite A O HC Out Management KEY Selector omiso iia ln ie anes LAN Time Out unn LAN variable Linearizator Mass Flow 008 Min Max Selector coooooconnnnccnnonccnonnnconanaconanancconnnoss Monostable ss at ee cee Serer Out Management PD iria Programmer Rate Alarm isidro Real Time Clock inn Restart Flag Scale CHANGE AAA cadena ce sessnseneescoes RE Servomotor Out Slope Limiter SP and Dev System CLK sp sescesescoscessncescosacenseaden seg crdornescossadencevaoee Time Proportional Out eee eseeseeeeeeeeeeneeeees 190 Trend Panel Parameter display Parameters 24 PASU tri 31 Print JBUS Address Dist ictericia citadas 36 Parameters e Termination Unit oooooconnnoncccnonancnonnncconnnanononanononnnanono 36 A E E ETA 49 New PrOjCCt ooooonncnoconoccnncnnncananininnanancnnoninconannncanonincanenannnso 37 A tescevsreostesco cepeetsonsytedessestevtee sas 69 Nodes Adda NOS iia ia iris 32 AN GMM eI ie 75 AMEN is 34 Auto Alignment 2 03 Delete a
11. 26 5 1 7 Creating a Module from the Pop Up Menu The picture below shows how you pick up a module type e the PID module by selecting first the AddEunctions item and next continuing with your choice through the various pop up menus that are shown AUN o dd Function Math gt Add LAN 1 0 Logic e Add Wire Process functions gt SP and Dev Add Area Marker Miscellaneous gt AAN Add Debug point Alarms gt Out Management Node gt 1 0 gt HC Out Management Zoom gt Supervisor 1 0 Servomotor converter Display Panels gt System gt Program How to create a module from the pop up menu Select the AddFunctions menu by clicking the right mouse button Point the mouse to the module section of your interest Select the desired module by clicking the left mouse button Move the mouse on the worksheet in the position where you want to place the module and click the left mouse bottom For example when a PID type module is selected from the AddFunctions menu the instance of the module will appear on the work sheet as shown in the figure below To flag that the module has just been created and it needs to be configured its boundary has dashed line and its I O pins are in white Furthermore the boundary of the box is surrounded by the selection border The TAG of the module is generated automatically by AC Prograph as a default string of type TYPE lt Instance number gt you can easily modify
12. 4 Point the mouse to the wire destination point that is the input where the wire has to end 5 Click with the mouse pointing to the destination input point to confirm the end of the wire creation operation Or 29 AC Prograph User Manual 30 1 Click on the SoftWiring button in the Tool bar 2 Define the wire source and destination points as explained at Points 3 4 5 above While you are defining the wire this is displayed as a set of dashed lines that becomes a continuous line of the same color of the I O pins interconnected as soon as the operation is ended If the straight line interconnecting the two I O pins of a wire is not horizontal or vertical you must draw the line as a collection of horizontal and vertical straight lines defining all the points of bend as in the following steps 1 Click on the SoftWiring button in the Tool bar 2 Point the mouse to the wire source point that is the output pin where the wire has to start and click 3 Move the mouse horizontally and click the left key of the mouse for a 90 bend At this point a node will be displayed as a small square box 4 Move the mouse vertically at the same height of the destination point of the wire and click the left button of the mouse for another 90 bend At this point another node will be displayed represented by a small square box 5 Move horizontally the mouse up to the wire destination point on the output pin and click the left
13. At this point 2 cases can occur The password is correct 1 A window is displayed for setting the new password Entry the new password and confirm with the OK button 2 A window is displayed for the re entry of the password Enter again the new password and confirm with the OK button Every time AC Prograph is started the password must be entered to have access to AC Prograph 63 AC Prograph User Manual The password is wrong 1 A message flags that the password is wrong and that it is not possible to modify the current password 7 8 10 Save Configuration Save Configuration This commands allow you to save on disk all the environment setting you have done with the Configuration menu How to use the Save Configuration menu 1 Select the Configuration menu 2 Select the Save Configuration command from the secondary menu All the environment setting display and operating modes are stored in the file PROGRAPH INI in the current directory of the AC_PROGRAPH program 7 8 11 Display ToolBox This command displays the context menu ADD by mean of two different ways e Floating Floating Window e Right Aligned Right Alignment With both the ways the window will show the icon of the function blocks to put on the worksheet For each item of the Add Function context menu a dedicated window with the function blocks items will be displayed To position a function on the worksheet click and keep down the left button of t
14. BSdCcOD2INET W Sdc003a t 9 Sdc001G net 9 Sdc001t net 9 sdc002mM NET 8 Sdc003h r 9 SAcOOTHNET sdeOO1zNET W sdc0022 NET B sdcO04ah 9 SdcO01L net 9 SdcO02a net 9 sdc00221 NET 8 SdcOD4c r Nome file net Project Files NET y Annulla Project Files NET Backup Files NEO All Files Tipo file How to disable the Backup on Save 4 Selectthe Configuration command in the menu bar 5 Selectthe Backup on Save command The functionality is disabled This situation is flagged by the lack of the marker at the left side of the command item 7 8 6 Printing Mode Printing Mode This command set the type of printout color or black and white This choice relates to the type of printer used Therefore check the printer first for achieving the best results How to select the type of printout 1 Selectthe Configuration command in the menu bar 2 Select the Printing Mode command 3 Select the type by clocking on Black and White or Color Open again the menu a marker on the left side confirms the operated choice 61 AC Prograph User Manual 7 8 7 Palette Palette This command allows you to choose the display mode between the 3 choices of predefined color black and white and custom color How to use the Palette command 1 Select the Configuration menu 2 Select the Palette command from the secondary menu 3 Select the display mode _Color for
15. How to copy an object The command Copy allows you to copy the object from the worksheet in the clipboard memory At the end of the operation the object won t be removed How to copy a module 1 Point to the module to copy and select it by clicking the left button of the mouse 2 Select the Copy command from the Edit menu or click on the Copy button of the Tool bar A copy of the selected object is stored in the clipboard memory How to paste am object Once an object is stored in the Clipboard memory using the Cut or Copy the command Paste allows you to place this object in another point of the project or in a different project too How to paste a module 1 Select the Paste command from the Edit menu or click on the Paste button of the Tool bar 31 AC Prograph User Manual 2 Point the mouse to the position in the project where you want to place the module and click on the left button of the mouse to confirm An unconfigured module with default parameters will be placed in the project while the module in the clipboard memory will be available for other paste operations unless another module is copied or cut into the clipboard 5 5 4 How to delete an object The Delete command allows you to permanently delete an object consisting of a module a node or a wire from the project The object is removed without being copied into the clipboard memory How to delete an object 1 Point to the module to remove and sele
16. OK or the Cancel button the window disappear Warning Enabled Warning Enabled This command generates a warning message every time a new strategy is downloaded into an AC controller or when a download error has been detected caused for instance by the tentative of downloading into an AC20 a strategy containing programmer modules How to enable the Warning Enabled 1 Selectthe Configuration command in the menu bar 2 Selectthe Warning Enabled command This operation enables the warning messages The enable status is confirmed by the marker at the left of the command item Now every time a download into an AC controller is required the following warning message will be displayed in order to alert the user on the fact that the RAM of the controller will be overwritten AC ProGraph Ed 3 Warning this operation will overwrite the instrument configuration i Annulla Confirming the operation by pressing the OK key the strategy is downloaded into the RAM of the AC controller On the contrary the operation is aborted by pressing the Cancel key In this case the strategy is not downloaded and AC Prograph displays the main window page In case an error is detected during a download operation for instance in case of a strategy with programmer or RTC modules for an AC20 controller the following message is displayed after the warning It flags that the strategy cannot be downloaded into the AC 2
17. Set Password Save Configuration 6 1 Project printout 6 1 1 How to select between black and white or color printout 1 Selectthe Printing Mode command from the Configuration menu 2 Select the color of printout between Black and White or Color 3 Save the configuration in order to permanently set the choice performed and have it as default at the next AC Prograph restart 35 AC Prograph User Manual 6 1 2 How to print the strategy drawing 1 Select the Print command from the File menu or click on the Print button on the Tool bar The complete graphical drawing of the control strategy or the selected portion of it will be printed 6 1 3 How to print the parameters values of the modules 1 Select the Print command from the File menu 2 Select the Net Configuration List command The command will produce a printout with all the values of all the parameters of the modules contained in the strategy 6 1 4 How to print the data of the programmer modules 1 Select the Print command form the File menu 2 Select the Net Configuration List command 3 Select the Programs item The command produces a printout for each of the PRG Programmer modules with the profile the pattern of the digital output and the corresponding parameters 6 1 5 How to print the JBUS address list of controller data 1 Select the Print command from the File menu 2 Select the JBUS Address List command The command will produce
18. The AC Prograph main window will be displayed and you can start editing the new project placing functional modules on the screen wiring them up and parametrising their fields Please keep in mind that all the work you do is stored in a volatile memory up to when you give the Saving a new project command that stores the entire project on a more safe disk file Therefore in case of supply shutdown or other computer damages your work will be lost from the moment of the last saving 4 2 2 Opening an existing Project If a project already exists you can modify it following the procedure below How to open an existing project 1 3 4 Select the Open Project command from File menu or click on the Open button in the Tool bar Select the unit and the directory where the project file is stored The list of the files in the chosen directory are displayed Select the project you want to open Click on the OK button to confirm the choice and read the file With the Open Project command you can open the NET files or if you want to restore a backup file the NEO files 18 Chapter 4 How to create a Project 4 2 3 Saving and Naming a Project The command Save Project As from File menu allows you to save the entire project in the worksheet on the disk and to assign it a name You can use this command to save and rename an already existing project as well as to save for the first time your project How to s
19. This module consists of 8 digital values corresponding to input or output states of the strategy that can be easily accessed through the RS485 JBUS serial port Main Comm by a Supervisory computer Differently from most modules of the strategy that can only be accessed at addresses variable with the configuration and not predictable the values of these 8 variables can be read or written at fixed JBUS addresses you read on the Communication Manual Therefore this module represents a simple way to interface real time status and digital commands with the Supervisory Computer Module Symbol Inputs Outputs DIO1 DIO8 Digital I O variables Each variable can be either an input or an output one depending of the wire connected to it The computer access these variables by writing in the input ones and reading the output ones 192 Chapter 9 Modules 9 10 AddFunction Display Panels 9 10 1 1 Bargraph Single Bargraph Panel Description This module is part of family of the Display modules and provides a display with one bargraph Its main purpose is to provide the front panel of a simple control loop The display modules allow you to define the organization of one display page that will be shown on the front panel of the AC controller You can configure as many display pages as the number of display modules you can add in your strategy The panel displays in real time the situation of the strategy running
20. 98 09 Cod J30 304 AACPROGRAPH ING This is this manual and it provides details on AC Prograph AC Edit software installations and all the procedures required to be able to create interconnect and parameterize your control strategy Chapter 9 provides all the data on the function blocks their parameters and input output connections required to built up a control strategies needed in you project User and Installation Manual for the AC Series Controllers M I U ACMO 3 98 02 Cod J30 304 1AMIAC ING lt provides a complete information set on the installation commissioning characteristics functionalityys and the operations performed by the Series AC ASCON controllers Series AC Controllers Communication M I U ACCS 5 98 07 Cod J30 304 1ACSAC ING It provides all the details on the Modbus JBUS protocol the structure of the message packets the organization of data and their address and all the other information required for designing a software driver for the Controller Chapter 2 AC Prograph installation 2 AC PROGRAPH INSTALLATION This chapter describes the hardware you need in you computer to run the AC Prograph how to run the installation program and all the steps required to get a successful installation 2 1 Backup copy of your diskettes It is strongly suggested to make a backup copy of all your original diskettes of the AC Prograph software before installing the software on th
21. Analog value with range from 100 to 100 Derivative Deviation This is the error term used by the PID algorithm for determining the Derivative term and computed normally by the DSV module as follows For all the PIDs PV1 old PV1 new Analog value with range from 100 to 100 Feedforward This input provides a bias value that is added to the other terms of the PID algorithm Frequently it is used together with some strategy blocks that anticipate the effect of a process change on the basis of a plant modeling or a simple lead lag calculation on a process variable Analog value with range from 0 0 to 100 Actual Output This is the control output generated by the controller that is connected to the actuator of the loop This output can be different from the MV output of the PID module because this latter signal can be trimmed or more frequently handled by an Auto Manual station before going out of the AC controller This input is used for achieving the BUMPLESS transition functionality Analog value with range from 0 0 to 100 Digital Input indicating through its negative transition when the adjustment of the PID terms for the BUMPLESS transition functionality must be performed This signal often corresponds to the Boolean OR operation on the DTRK Track mode DHLD Hold mode A M Auto Manual mode signals Proportional Gain Coefficient This coefficient is used to perform a Gain scheduling algorithm with a real time
22. Modules 9 4 11 Counter Description This module counts the input pulses defined by the positive edge of the digital input DIN1 The counter can be configured as either an up or a down counter via the U D digital input and it is controlled by a pair of digital inputs defining the operating mode When configured as an up counter positive edges on the DIN1 input increment the total count until it reaches the 999999 value At the next edge the total count restart from 0 The counter counts if CSEL is active and RES inactive while the counter stops keeping the total count at the reached value when CSEL becomes inactive The counter is reset to O when RES is active The count total is returned on the digital output OUT as an analog signal Module Symbol Inputs DIN1 Digital Input 1 CSEL When active the counter counts the positive edges on DIN1 Otherwise the counter is stopped keeping the last counts value RES When active the total count is reset to zero This input has the priority on the CSEL when active it stops counting U D It selects the direction the counter runs If it is an up counter U D inactive positive edges increment the count total which run from 0 to 999999 When 999999 is reached the total count is loaded with 0 If itis adown counter U D active positive edges decrement the counter from 999999 to 0 When 0 is reached the total count is loaded with 999999 Output OUT Analog Output reporting in
23. Scale Factor Pulse Value Rollover Outputs DOUT OUT Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Minimum value of the IN signal for enabling the totalization When the value on the IN signal is greater than the Dropout threshold the totalization is performed as usual Differently when the IN signal is below the Dropout threshold the totalization is not executed and the OUT signal doesn t change This functionality allows you to avoid to totalize low values of flow that probably are not related to an actual flow but to the calibration errors and other imprecision s of the measuring device Analog value in engineering units with ranges either from 9999 to 999999 without decimal point or from 999 9 to 9999 9 with one decimal point Scaling Factor to apply to the IN signal before sending it to the totalization This Scaling Factor multiplies the signal from the IN input in order to adjust the proper span and time units of the totalizer output to the ones selected by the user The mathematical expressions implemented by this module include the scaling followed by the totalization as follows Waz nose de 3600 OUT OUT a INscL new where Ts sampling time in seconds OUT Output of the Scaling block that goes to the TOTALIZER IN IN signal SF Scale Factor Allowed values from 0 to 99999 Valu
24. TAG 70 One the area has been delimited you can place on the worksheet a string as a descriptor of the area Tag To add a tag point the mouse inside the area and click with the right key The following pop up menu is shown Delete Area Marker N Chapter 7 Menu Select the Add Area Tag command and point the mouse where you want to place the descriptor string and click with the left button The following window is shown allowing you to enter the string Enter the string and confirm with the OK button Current rea TAG reant ok Cancel At this point the entered Tag is placed on the worksheet To move the Tag to a different position simply point the mouse over it and drag the text keeping the left button of the mouse down up to the new position Then release the mouse How to modify or delete an area Tag To modify or edit an area Tag point the mouse on it and click the right button The following pop up menu is displayed Delete Select the Edit Text Command The window Current Area Tag illustrated above is shown allowing you to modify the text Change the text and confirm by pressing the OK key To delete an area tag select the Tag as illustrated at the former point From the pop up menu select the Delete command instead of Edit Text How to HighLight an area Marker To HighLight an area marker double click with the left button of the mouse either on the area boundary or the a
25. mean of a slider moving along the decimal scale Analog value in engineering units Manipulated Variable 1 4 This variable is displayed in percentage numerically at the bottom of the barograph It is intended for the visualization of the control output of a loop Analog value in percentage units Special I O signals used by this module and the SDV module to change and arbitrate the Setpoint operating mode change of each loop Each one must be connected to the equivalent I O of the SDV module of the loop Alarm Input When this digital input goes active a box is displayed at the upper part of the panel in order to alert the operator Parameters Edit Four Loop Panel Tag MBP_1 Chapter 9 Modules DK Cancel P Pyl Pv2 Label L1 High Limit Low Limit Hitt 7 Hitt gt N P lt pan 75 lt E Hitt gt HHH gt Spl Sp2 Sp3 Sp4 Tag BI1 BI2 BI3 e BI4 Label High Limit Low Limit Sp1 Sp2 Sp3 Sp4 Sp H Sp L Outputs A M1 A M4 LSP1 LSP4 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the 4 parameters that control the display of the Bargraph input BI1 4 Three of the 4 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 Tag of the inputs BI1 Bl4 This short string
26. now named cross band both the Yc and the Y are different from 0 116 Block Diagrams Chapter 9 Modules 100 O D MAX gt DAM P ID ALD sami gt DMIN N PEE EE gt DTRK a 0 TRK Ss 100 100 SER gt i DCAM o CTRK 100100 A N h mA Y KEYBOARD Y Module Symbol 117 AC Prograph User Manual Inputs MVh MVc DTRK TRK DHLD DYMX DA M DYMN Parameters Manipulated variable corresponding to the control output generated by the PID controlling the Heat channel Analog value in percentage units with range from 0 0 to 100 0 Manipulated variable corresponding to the control output generated by the PID controlling the Cool channel Analog value in percentage units with range from 0 0 to 100 0 Track Input When this digital input is active the module enters in the Track mode with the Outputs Y and Yc forced according to the value of the signal at the TRK analog input Tracking Value This signal gives the value to set the Outputs Y and Yc when the module is in the Track mode that is when the digital input signal DTRK is active The values to set both the output are computed by mean of a phase splitting with deadband or crossover Analog value in engineering unit with range from 100 0 to 100 0
27. serves to determine the IN input value in the SETP module which defines the operative panel that is to be activated The window has four buttons performing the following functions m Exit for terminating and returning back to the basic AC Prograph displays m JBUS for accessing the window with the JBUS addresses of the variables of a module m Index for displaying the Sequence Index of execution of the module and to modify it Edit for editing the selected module parameters The two radio buttons at the top are used to select which set of modules of your strategy you want to see the functional modules performing the control algorithm or the LAN modules used for networking Modules in Net Modules Net Vars Index Type Tag Inst Seq 016 1BP LOOP 1 1 1 017 TRP TREND 1 018 ALP ALL e FORZ 027 4WAD 4WAD_1 Edit PRR bod JBus Print A EPA How to change the Sequence Index 1 Click on the row with the module you want to access 2 Click on the Index button at the side of the window The following window is displayed presenting the module information with the current value of the Index Chapter 7 Menu Exchange Window Info Module Name ALM1 PV1 Ok Module Type ALM Execution Index Cancel Exchange Execution Index with Indx Tag Type zl You can change the Sequence Index in two ways 1 Modify the Execution Index ente
28. supportOascon it AC Prograph User Manual TABLE OF CONTENTS 1 2 oe A INTRODUCTION a aeaee e ana a a E e aaae e a e Eaa a o a a s 8 1 1 USER DOCUMENTATION ui a r aa a a a E a o EEEa E Apra aan HE E RREA 8 AC PROGRAPH INSTALLATION csssssssessssscsssssscessecessssesescessssncescncescssescncessscncessesessssescscessscsccssesescssescnsessecesessees 9 2 1 BACKUP COPYOF YOUR DISKETTES ar Pe abn ee Ae nen ie coa 9 2 2 INSTALLATION PROCEDURE ti 9 2 2 1 Minimum requirements iii RR RR RR RR Renan 9 2 3 HOW TO INSTALL AC PROGRAPH AC EDIT ccccscceesesceceesececssccececseeecessaececsasaececsseecsssaeeecsesaesscseeeeeeseesenenaess 10 2 4 HOW TO INSTALL AN UPGRADE PROGRAM ccecsscceessscecessececsessececseceececaeeecsesaececsasaecesaseecessaeeecsuaaececsseeensaeesenenaees 10 25 HOW TO ENABLE AC PROGRAPH FUNCTIONALITIES FROM AC EDIT ccccssccecssseecessssccessseeeceesaeeecsuseeeesseeeeenenaes 11 2 6 MAIN DIFFERENCES BETWEEN AC PROGRAPH AND AC EDIT cccssesseceesececsecececessececsesaececseeeecesseeesenesaeeesssaeeess 11 2 7 RULES AND TERMINOLOGY eroe ei EEr Eeer ee eRT EERE featgeetivadecctpeddidcabeeccicabseueieasvagaecseseevepeeneceeatentenes 12 2 7 1 General Rules ade crol e AE Ia sa se AC Nc ae do y Leer E a led Ade A A 12 2 7 2 Mouse rules anid terminolo gyn vised sates is aes atv A A I eg aed Oe 12 OVER VTE W scsiscvedeccesstscentceecdsctepectsitccesucvessvacnctecstectuccgescesudessassccesvecsbesvenchise
29. that the signals B bargraph value Y manipulated variable and A M operating mode are connected and according to the result sets the display as follows e For each B signal connected a bargraph is displayed e Ifthe Y signal is connected the slider is displayed too because it is assumed the presence of a control loop otherwise the slider is not displayed because it is assumed the presence of a measure e Ifthe A M signal is connected the operating mode is displayed The lack of this connection doesn t affect the bargraph and slider display for instance the lack of A M with the presence of Y is recognized as the presence of a loop without the Out station with fixed Auto operating mode Tag 10 char Main variable of the selected loop BI 1 2 3 4 Requested Setepoint _ mode Alarm display ALM Working Setpoint WSP 1 2 3 4 Current Setpoint mode MOD 1 2 3 4 Loop tags 3 char Main variable bargraph BI 1 2 3 4 Out Station Operatind Mode A M 1 2 3 4 When the loop is selected Output value in Y 1 2 3 4 201 AC Prograph User Manual Module Symbol Inputs Bl1 BI4 WSP1 WSP4 Y 1 Y 4 MOD1 MOD4 ALM 202 Analog Input to Bargraphs 1 4 Each variable is displayed graphically on a bargraph with a decimal scale on the side Analog value in engineering units Working Setpoints 1 4 This variables are displayed graphically by
30. the AC controller or the expansion unit Beyond this basic output task this module performs the inversion and the delay of the output signal The digital outputs with reference number 1 to 8 are the one available on the AC controller while the 24 digital outputs with reference number from 9 to 32 are provided on the Expansion units mod AAC EU 88 4 or mod AAC EU 88 connected to the AC controller through the RS485 Aux Comm serial port Each expansion unit provides 8 digital outputs while the maximum number of digital outputs handled by the AC controller is 32 8 on the controller and 24 on the Expansion units That sets to 3 the maximum number Expansion unit that can be connected to an AC controller Block Diagrams Action AC Output AE Inv Dir DO1 DO32 Modules symbols DIN Input D IN Digital input to transfer on a physical output of the AC controller or of the Expansion Units Parameters Edit Digital Ouput A ox Duput Number 1 ha Delay a gt 0 Lance Samplings Output Inverted 188 Tag Output Numbers Delay Samplings Output Inverted Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This number identifies the physical output of the Controller or the Expansion unit where the digital signal DIN must be transferred Delay time This defines the time the DIN signal must be delayed b
31. the criteria is in the worksheet you can continue the search to the next modules by mean of the Next command This function is available both with AC Prograph and AC Edit How to use the Search command 1 Select the Search command from the Edit menu The dialog box for defining the search criteria is displayed on the screen 2 Choose the criteria type among the following choices A according to Sequence Index B with a predefined Name C of a particular Type 3 Enter the criteria value that is the value of the Sequence Index for instance in the box on the right of the selected criteria type 4 Click on the Search button to start the search Chapter 7 Menu Search Object m Module C Tag Exit C Type Wire ds Number According to the result of the search this command ends in the two following ways A The module has been found The module found is displayed in the worksheet screen If you want to continue with the search of another module responding to the same search criteria you must simply click on the Next button This button is in the same position of the Search button to flag that the search can continue At the end of the search when the whole worksheet has been examined to look for a correspondence with the search criteria a dialog box specifying that the search has been terminated is displayed B The module doesn t exist The following dialog box is displayed indic
32. 0 0 to 100 0 115 AC Prograph User Manual 9 5 4 HC Out Management Heat Cool Output Station Description This module described in detail by the Block Diagram below is an Output station for an Heat Cool loop providing the functionalities the operator needs to interact with the loop The loop is controlled by two PIDs connected downstream to this module each one is dedicated to one channel The module as the previous one provides auto manual track hold force operating mode output limits and the keys for incrementally set the output The operating modes that are unique for both the Cool and the Heat output are defined by a set of digital inputs as listed above ordered according to their priority level 1 Auto_Manual DA M 2 Hold DHDL 3 Force Ymin DMIN 4 Force Ymax DMAX 5 Tracking DTRK Depending on these digital inputs the functionality of the module changes as follows If none of these digital signals are active the module doesn t alter the control output signals that are led unchanged directly from the input MVC and MVH to the output Y and Yc If DTRK Track is active the outputs are set according to the value of the analog input TRK This signal that has a range from 100 to 100 drives through a phase splitter both Y and Yc When its value is in the range 100 to O it means that a Cool action must be taken therefore Y is set to 0 while Yc is set to the value of TRK with the sign inverted
33. 3 C Input 4 Input 5 C Input 6 147 AC Prograph User Manual Tag Default Selection Digital Select IN1 ING Output OUT 148 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section allows you to choose the type of selection mechanism of the multiplexer This choice consists in the selection through the Select inputs DS1 DS3 which of the inputs IN1 IN6 must be retransmitted to the output OUT These 3 inputs select the inputs to retransmit as in the following table DS1 DS2 DS3 OUT L L L IN1 H L L IN2 L H L IN3 H H L IN4 L L H IN5 H L H ING For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the IN4 input is retransmitted on OUT This choice consists in selecting directly by the Parameter window which of the 6 inputs IN1 IN6 must be retransmitted on the OUT output For instance if Input 3 is selected IN3 is continuously retransmitted on OUT Analog output of the multiplexer Its value correspond the one of the IN1 IN6 inputs as selected through the Parameter window Analog value in engineering units Chapter 9 Modules 9 6 14 Analog Multiplexer Hardware Description This module is an 8 to 1 multiplexer One of the 8 inputs IN1 IN8 selected by mean of the 3 bit code on the DS1 DS3 inputs is retransmitted on the OUT output Furthermore the module can be selected or desel
34. 3 Shortcut Keys This way is for skilled people who prefer to give a command by using single stroke keys than by pointing mouse and clicking The commands supporting shortcuts are easily identifiable because its name in the menu has the shortcut code on the right Normally this code consists of a combination of 2 or 3 keys Appendix A gives a complete list of all the shortcut keys Chapter 4 How to create a Project 4 HOWTO CREATE A PROJECT A project consists of all the information stored as a collection of files on a disk describing a control strategy This chapter describes how to use AC Prograph for the development of strategies also named configurations capable to control industrial process and targeted to run on the AC series controller 4 1 Creating a new project The project generated by the AC Prograph consists of 3 or 4 files depending of the modules used in the strategy with user defined filename and predefined extension in order to identify the type of information stored in each of them These files are m Project_name NET m Project_name LAN m Project _ name MOD m Project_name MSC m Project_name PRG Only if the PRG program modules supported by AC30 only are included in the strategy m Project_name MBR ModBus dynamic address One more file is generated when the strategy is downloaded to the controller This file consisting in the list of the Modbus dynamic address of all the wires of the strategy
35. 74 1 13 SECONDARYPOPUP MEN SECOND Jo asii 75 SPECTAE COMMANDOS i scaveeccoosesssiatecscesssccasseunsuscesactuacsesseassecsedeseaesecassoseesessoestasvagcvadeseiosececsesendeagesoaavsceseatenaseessase 76 8 1 HOW TO CHANGE THE SEQUENCE INDEX OF A MODULE cccsessssssecececsesseaecceceeceesssaececececeesesaeceecceecensaaeseseesceeneaaees 76 8 1 1 How to change the Sequence nex orr n n a aiei s ai eia 76 8 2 ABOUT AC lt PROGRAPH nrto rene EEE RTE TA TEE E E A E E A N 77 8 2 1 How to use the About AC Prograph COMMANA cccccccseseseeseeseeseecevseenetneeseecesensesseeesesnsseesesensenseeeseeeeaeens 77 8 3 HIGHLIGHT CURRENT WIRE neira Gsdens T EE E ea pees saben tepsl sven E E EEE E 79 8 3 1 How to enable disable Highlight Current Wire ccccccccccccssescesceseesesseeneseseuseneceseusesseeeseseseeeesenseeseeesieeaeeneens 79 IA EEE EEE E E EE E E E ES EE EEN 80 9 1 RULES USED THROUGHOUT THIS CHAPTER inona ri i A EEEE E E S E EE E 80 9 2 DIMENSIONAL EIMITS OFTHE OBJECTS r ee iaa ida 80 9 3 ADPFUNC TION MATE a 82 9 3 1 A FUN MENE AA A TADA AA A BS BR EG 82 9 3 2 FUNCTION AAA O E A ME SOS 53 9 3 3 Analog Single Constant lala att cli 84 9 3 4 Analog Constant Multiple accionada di a ea e a a a ae aaa sa 85 9 3 5 EXPrESS ON A A A A A io 86 9 4 ADDFUNCIION LOG dales iia 90 9 4 1 DIgntalConstantlacda da ES rin oi ON dal ara ete ta es els e odo 90 9 4 2 AND A E a E O A bike dite O sari 91 9 4 3 OR A A ee a O e 91 9 4 4 ORE SE Inputs BO LEMO
36. FFW ACTY PID DBMP KP KI KD DIH PID_1 I To create a wire first of all you must select the AddWire command from the main pop up menu or click on the Softwiring button in the Tool bar Through this command you trace a wire defining all the nodes of your wire You can later modify it by changing the nodes position through the Node command of the main pop up menu that is displayed when you click the mouse right key Chapter 5 Using AC Prograph Objects 5 2 2 Branched wires Ac Prograph is supporting branched wire that is two or more wires sharing the same input A branched wire arises from one of the node of the primary wire and it consists as a normal wire of a collection of nodes The figure below is a simple example of a branched wire originating from the node N of the wire between the modules Al_1 and PID_1 5 2 3 Howto create a wire The wire created through the Softwiring button must always start form the output of a module or a node in case of branches and terminate on an input of another module How to create a wire 1 Point the mouse to an empty part of your worksheet and click the right button of the mouse to recall on the screen the main pop up menu 2 Select the AddWire command from the pop up menu clicking on the left button of the mouse 3 Point the mouse to the wire source point that is the output pin where the wire has to start and click
37. Inputs DIN1 DIN8 DS1 DS3 DSEL Output DOUT 158 Digital inputs of the multiplexer Selection inputs These digital inputs provide a 3 bit code specifying which of the 8 digital inputs must be retransmitted on the output DOUT Multiplexer Select digital input When inactive it deselects the module holding the DOUT output to the value it had at the time of deselection Digital output of the multiplexer lts value correspond the one of the DIN1 DIN8 inputs as selected Chapter 9 Modules 9 6 19 Digital Demultiplexer Software Description This module is a 1 to 6 demultiplexer of digital signal It retransmits its DIN digital inputs to one of the 6 DO1 DO6 analog outputs The output is selected either through the 3 bit code on the DS1 DS3 inputs or through a parameter according to the choice operated in the Parameter Window The other not selected outputs are set to 0 Module Symbol Inputs DIN Digital input to the demultiplexer DS1 DS3 Selection inputs These digital inputs provide a 3 bit code specifying when this selection type is configured which of the 6 digital outputs must be must be set with the value of DIN digital input Parameters Edit Digital DeMultiPlexer Ok Cancel m Default Selection t By Logic Inputs Output 1 Output 2 Output 3 C Output 4 C Output 5 Output 6 LNM E Cancel 159 AC Prograph User Manual Tag Default Selection Di
38. L OUT1 H L L OUT2 L H L OUT3 H H L OUT4 L L H OUT5 H L H OUT6 L H H OUT7 H H H OUT8 For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the OUT4 output is selected Deselection of the output This behavior is controlled by the DSEL Input signal When inactive 0 it deselects the module holding the OUTn output to the value it had at the time of deselection When active 1 the selected output OUTn has the same value of the IN Input Module Symbol 153 AC Prograph User Manual Inputs IN DS1 DS3 DSEL Outputs OUT1 OUT8 154 Analog input to the demultiplexer Analog value in engineering units Selection inputs These digital inputs provide a 3 bit code specifying which of the 8 outputs must be set with the value of IN input Multiplexer Select digital input When inactive it deselects the module holding the selected OUTn output to the value it had at the time of deselection Analog outputs of the demultiplexer The IN input is retransmitted on the Output selected while all the others are set to 0 value Analog value in engineering units with range from 9999 to 99999 Chapter 9 Modules 9 6 17 Digital Multiplexer Software Description This module is a 6 to 1 multiplexer of digital signals One of the 6 inputs is retransmitted on the digital DOUT output The one to retransmit is selected either through the 3 bit code on the DS1 DS3 inputs or through a p
39. Maximum Output OUT 146 Analog Input n 1 Analog value in engineering unit Analog Input n 2 Analog value in engineering unit This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section allows you to choose the type of selection When selected the module is configured to retransmit on the OUT output the lowest between the IN1 and IN2 signals When selected the module is configured to retransmit on the OUT output the highest between the IN1 and IN2 signals Output Its value is the result of the selection operation configured minimum or maximum Analog value in engineering units Chapter 9 Modules 9 6 13 Analog Multiplexer Software Description This module is a 6 to 1 multiplexer of analog signals One of the 6 inputs is retransmitted on the OUT output The one to retransmit is selected either through the 3 bit code on the DS1 DS3 inputs or through a parameter according to the choice operated in the Parameter window Module Symbol Inputs IN1 IN6 Analog inputs to the multiplexer Analog value in engineering units DS1 DS3 Selection inputs These digital inputs provide a 3 bit code specifying when this selection type is configured which of the 6 inputs must be retransmitted on the output OUT Parameters Edit Analog Multiplexer Default Selection By Logic Inputs Cancel C Input 1 C Input 2 Input
40. Menu bar 2 Select the AutoRedraw item from the secondary menu The marker will show up If you select again the AutoRedraw command you will disable the option 7 8 3 AutoSave AutoSave This command enables the AutoSave feature This feature automatically and periodically performs the saving of your worksheet on disk You must define the time in minutes between one saving and the next one This setting is done through the window shown below The marker on the left of the menu item name shows the status of the option when existing the option is enabled This feature is particularly useful to avoid that in case of a power failure or other sudden stops of your PC you lose all your work just because you forgot to save it Through this command you can disable this feature too How to enable disable AutoSave 1 Select the Configuration menu 2 Select AutoSave from the secondary directory The following dialog box is shown for setting the time interval between the saving operations AutoSave Every E Y mins Cancel 59 AC Prograph User Manual 7 8 4 For setting the time interval enter the number of minutes in the field AutoSave every and confirm by clicking on the OK button The effect is to enable the AutoSave option as shown by the marker on the left side of the AutoSave item For disabling the AutoSave feature enter a time equal to O or click on the Cancel button After clicking on the
41. PID PV2 W PV1 Inverse PID PV2 W PV1 Analog value with range from 100 to 100 Derivative Deviation The error term used by the PID algorithm for computing the derivative term is computed as follows For all the PIDs PV1 old PV1 new Analog value with range from 100 to 100 Operating mode of the Set Point Digital Input Output Target Setpoint Analog value with range 9999 to 99999 Eng Working Setpoint It is the resultant setpoint used by the control loop in case of standard PID while it is the resultant ratio value in the case of ratio PID Analog value with range 9999 to 99999 Eng Computer setpoint It retransmits the value written by the Computer through the serial line Analog value with range 9999 to 99999 Eng Local Setpoint It retransmits the value entered by the user through the front panel keyboard Analog value with range 9999 to 99999 Eng Working Setpoint It is the resultant setpoint used by the control loop in the case of the ratio PID Special I O signal used by this module and the Panel modules to change and arbitrate the Setpoint operating mode change It must be connected to the equivalent I O of the Panel modules of the loop 107 AC Prograph User Manual 9 5 2 PID PID Algorithm Description This module implements the PID algorithm and uses the deviations terms from the SDV module to generate the control output The mathematical operations performed by this module are
42. SIN Sine cos Cosine ATAN Arc Tangent Radians LN Natural Logarithm base e LOG Logarithm base 10 EXP Exponentiation e 2 71828 m Parenthesis You can use brackets in the expression The only limit to the nesting is the global memory occupation of the strategy Module symbol 86 Chapter 9 Modules Inputs A First variable of the expression Analog value in engineering units with range 9999 to 999999 B Second variable of the expression Analog value in engineering units with range 9999 to 999999 C Third variable of the expression Analog value in engineering units with range 9999 to 999999 D Fourth variable of the expression Analog value in engineering units with range 9999 to 999999 Parameters Expression Editor exp 1 TAG OK Expr C SIN 6 28 4 B Cancel Formal Check ok Simulation Terms Label Values fi oo zz fo 0 3088655 The Formal Check button allows to perform a syntax check of the expression entered in the fields of the Expr box If there is a syntax error due for instance to wrong typing or a formal mistake the cursor will be positioned to the point where the error is Therefore it is a valid tool to check the expression The Calc button is used to exercise the expression by checking the results produced by a predefined pattern of inputs You just must enter the values of the input variables
43. Setpoint as it ramps down towards a lower valued Target Setpoint Allowed range O to 9999 Eng sec This section specifies which of the three Setpoints Local Remote Computer are used in the selection of the Target Setpoint As mentioned above the selection is done by the mode with the highest priority It specifies that the Local Setpoint is the only allowed Target Setpoint It specifies that the Remote Setpoint is the only allowed Target Setpoint It specifies that the Local Setpoint and the Remote Setpoint are the only ones considered in the selection of the Target Setpoint It specifies that the Local Setpoint and the Computer Setpoint are the only ones considered in the selection of the Target Setpoint All the three Setpoints are considered in the selection of the Target Setpoint Outputs PV1 PDEV IDEV DDEV MOD TSP WSP CSP LSP WSR MOD Chapter 9 Modules It returns the value of the PV1 input scaled in percentage of the span Analog value with range from 0 0 to 100 0 Proportional Deviation The error term used by the PID algorithm for computing the proportional term is computed as follows Simple PID Beta W PV1 Direct PID PV2 Beta W PV1 Inverse PID PV2 W Beta PV1 Analog value with range from 100 to 100 Integral Deviation The error term used by the PID algorithm for computing the integral term is computed as follows Simple PID Beta W PV1 Direct
44. This selection indicates that the location of the point of measure of the differential pressure is far from the orifice respectively at distance D and D 2 as sketched in the following drawing D ll Ob ZD Direzione del flusso J gd L Corrected gas flow measurement compensated in temperature and pressure as illustrated in the formula above and calculated in Sm Analog value in engineering units Chapter 9 Modules 9 6 6 Linearizator Description This module provides the same functionality of an analog characteriser with up to 12 breakpoints Each breakpoint is defined by a coordinate pair specifying the value of the IN input variable and the corresponding value of the OUT output variable The function OUT F IN for all the values of IN is derived by the characteriser breakpoints list by mean of simple linear interpolation calculation The minimum number of breakpoint is 2 Out F In P x1 y1 P x2 y2 P x3 y3 P x4 y4 P xn yn Value In Module Symbol Input IN Input variable of the characteriser Analog value in engineering units 135 AC Prograph User Manual Parameters Edit Linearizator TAG LIN_1 Points _ N a Format ttt M Sot Graph E Point 9 Custom Linearization Graphical Display 136 Chapter 9 Modules TAG This parameter indicates the name of the instance as assigned by default module mne
45. and Ref Press values to absolute values Analog value in engineering unit It allows to select the type of compensation you want to use The flow measure is returned on FOUT uncompensated with the same vale at QIN SEL 0 OUT QIN The flow is compensated only by the temperature measurement TR 273 14 TIN 273 14 SEL 1 OUT QIN gt The flow is compensated only by pressure measurement PIN PABS PR PABS The flow is fully compensated in order to provide a true mass flow measure TR 273 14 PIN PABS TIN 273 14 PR PABS SEL 2 OUT QIN gt SEL 3 OUT QIN gt Corrected flow measure calculated from the raw flow or differential pressure measurement QIN according to the selected compensation formula Analog value in engineering units 131 AC Prograph User Manual 9 6 5 AGA Gas compensated flow Description This module converts a differential pressure measurement of a gas i e Methane into a pressure and temperature compensated flow measure according to the AGA NX 19 standards It is a more precise way to measure gas mass flow than the one of the MFL module illustrated before The basic compensation formula has been extracted from the ISO 5167 standards and it is as follows Q 0 039986 a ed EHEHEHE where e isthe flow coefficient depending of the physical dimensions of the measuring device e Y isthe coefficient of compressibility of th
46. book In the example below the mask is applied both to the Max field and to the Min field BarGraph Max Min m The two status of a digital output are indicated by H or Active for the status 1 L or Inactive for the status 0 When in the Parameter window of a module the JBUS button is displayed pressing this button will produce a display with all the JBUS addresses of all the variables and parameters related to the module The address are listed in the Address List window shown and described at the Chapter 7 3 3 9 2 Dimensional limits of the objects You can create more than one instance of a certain module type in your strategy but you must respect the following size limits First of all you cannot have more than 120 instances of modules of the types that provide accessibility through the front panel of the AC controller like the PID While for the others you don t have a maximum number but the limits are given by the memory available and the resulting execution time 80 Chapter 9 Modules The maximum number of variables for each type is listed in the table below Some module types have a maximum number of instances allowed in the strategy The table below list these limit values that cannot be exceeded SELP 1BP 2BP 4BP TRP 2TP 4TP ALP ADP 4ADP SELP 4WAD LAN transmit LAN receive RTC PRG Fl Al AO DI DO In a strategy the maximum num
47. button of the mouse 5 3 Moving Object 5 3 1 During the development of the project it is often required to move modules and modify the shape of wires from their original setting How to move an object If you want to move an object like a wire or a module carry on the following steps How to move a project object 1 Point the mouse to the module or the node you want to move and click on the mouse left button to select it Once selected the object is displayed with a continuous line surrounding it If you want to select more objects at a time hold the Shift key down while you select them all one after the other following the procedure above 2 Keeping the left button of the mouse down drag the module the node or the objects to the destination position 3 Release the left button of the mouse The module and the nodes will be moved to the new position and all the connections will be automatically adjusted to accommodate the change If the object moved is a node and if the Auto Align Nodes feature of the Node main pop up menu is selected the position of its two adjacent nodes will be automatically adjusted in order to have a wire with horizontal and vertical straight line only Obviously this automatic alignment doesn t apply if the adjacent node are input or output pins When you move nodes that are graphically overlapped you can create a mess in the connections if this happens you should deselect the Auto Al
48. characters label Analog Inputs Analog variables displayed numerically in the scrolled list with a short 3 character mnemonic Analog values in engineering units Analog Input to Bargraph and Trend This variable is displayed graphically on a bargraph with a decimal scale on the side and high and low range indication and is trended on the chart area Analog value in engineering units Analog Input to Slider 1 This variable is displayed graphically by mean of a slider moving along the decimal scale Analog value in engineering units Main Variable This variable is displayed numerically with big digits at the top of the display It is supposed to be the controlled variable of a loop Analog value in engineering units Manipulated Variable This variable is displayed in percentage numerically and by an horizontal bargraph at the bottom of the display It is intended for the control output of a loop Analog value in percentage units Cool channel Manipulated variable When this variable is connected it is displayed together with Y at the lower part of the display both numerically and by an horizontal bargraph While Y is intended for a normal loop or for the Heat output this variable is intended for displaying the Cool output of an Heat Cool loop Analog output in percentage units 205 AC Prograph User Manual Parameters Edit Trend Panel Tag Analog Inputs Input All ig D p titt v Lab
49. different according to the status of the DBMP digital input that defines when a bumpless transfer should occur The main characteristic of this PID module are e P PID algorithm e Feed forward e Manual Reset e Integral term desaturation e Output balance both with and without integral term e Direct inverse action e Gain scheduling through the KP KI KD coefficients The control output named MV is computed by adding the following terms MV MVp MVi MVd FFW MV0 MVz The various terms are computed as follows according to the status of the DBMP signals DBMP inactive 100 MVp 2 PDev Proportional term 1 MVi L weve dt Integral term Td d 100 d os MVd MVd x Td DDev Derivative term 10 dt Pb dt FFW Value of Feed Forward MVO Manual Reset MVz Internal register not accessible to the user required to implement the output balance during an operating mode change from Manual to Auto Differently from most controller this balance is not achieved through a readjustment of the Integral term but with a separate term in order to provide this useful functionality even when the Integral term is not used The integral term is desaturated at each sampling cycle DBMP active The Various term are frozen at the values they had when the DBMP signal became active by stopping the PID algorithm calculation The output is thereafter frozen up to when the DBMP signal became inactive DBMP
50. eoruin ii e cents 50 Lock Instrument neasi a 54 Redraw Window A OS EE 60 Warning Enabled o oonnconnoninnnicconanincnnnonncananananacinacanano 58 Window ADOUt seit Dai 77 Exchange Window ccccescsssesseeseceeeeseceeeeseceeeeseeneeeaeees 77 Wires Add a Wire Branched Wires COPE ts Aenea tate Creation 265 EN EEEE va RaW a ee ees Cutting Delito Display Highlight ononcioninnicnnnnnnnnnconnonncancnn ine 79 Generalidad ias 28 General Information ooooonnnoncccnonnnononnnononanaccnonanonnnnacinnos 28 JBUS Address iaa dia ias 51 Node A ita 73 Pasta cios enla io olor Iria 31 Z LOOM ira 69 ZOOM re O 73 253
51. first stage you need to do when you start from scratch a new project is to specify the dimensions and all the characteristics of the worksheet containing your project 17 AC Prograph User Manual How to create a new project 1 2 3 Select the New Project command from the File menu or click on the New button on the Tool bar The Select Page Size dialog box where you can chose all the physical characteristic of the drawing is displayed Select Page Size m Sheet Size Orientation T C A4 Sheet Landscape Aa Sheet Portrait C A2 Sheet cacal C ASheet Grid Size Border Cm C B Sheet C 1 25 mm os gt C C Sheet 25mm l Select the drawing information of the project Specify the Sheet Size selecting which A size standard you want to use the Grid Size selecting between two standard sizes the Orientation of the sheet choosing between a vertical Portrait and an horizontal one Landscape and the Border margin specifying the distance in cm of the border from the edge of the sheet When these values are entered they are applied to the worksheet up to the next modification To modify these values you must select the Set Page command and next the Size Grid item from the File menu Select your preferred setting by clicking on the radio buttons and entering the value of the boarder distance and confirm your choices by clicking on the OK button
52. from 0 to 600 Output DOUT Alarm Output This output is in the active state if the communication between the AC controller and its Expansion Unit stops for more than the configured timeout 175 AC Prograph User Manual 9 7 6 CMP Comparator Description This module is a comparator between the IN and the REF signal both in engineering units It flags through 3 digital outputs if the result is gt or or lt For instance If IN gt REF the active output is HI IN REF the active output is EQ IN lt REF the active output is LO Module Symbol IN HI REF CMP Ea LO CMP_1 Diagram Hys Ref NA naa Lo o Hi o 176 Chapter 9 Modules Input IN Analog input in engineering units to compare with the reference signal REF REF Analog input with the reference signal in engineering units Parameters Tag Jeme_1 Hys 10 ene e Ok EEE TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user HYS Value of the hysteresis band in engineering units The hysteresis band is centered symmetrically around the REF signal DP Format number of digits of the hysteresis value Output HI Digital Output active when the IN variable is higher than the RIF variable EQ Digital Output active when the IN variable is equal to the RIF variable LO Digital Output active when the IN variable is lower than
53. gt oo Pe 181 AC Prograph User Manual Tag Output n Output Range Output is Inverted Filter s 182 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This number identifies the physical output of the Controller or the Expansion unit where the signal specified by the IN input must be generated It selects between the various choices presented through the pop up menu the hardware characteristics of the output signal For the output 5 to 8 generated through the Expansion Unit the only possible choice is 4 to 20 mA When this choice is selected the value at IN input is inverted the result of this operation becomes the value of the signal to generate on the termination unit The math expression for this inversion operation is 100 IN Filter time constant This is the value in seconds of the time constant of the filter applied to the IN input before computing the value of the output signal Chapter 9 Modules 9 8 3 Frequency In Description This module converts a frequency signal input to a number in engineering unit The signal is applied to the termination unit of the digital input n 1 of the AC controller The result of the conversion OUT is a value corresponding to the frequency of the signal Other additional functionalities provided by this module include a filtering of the output value and the detec
54. in Net click on the Net Vars radio button to choose to display the list of LAN variables The LAN variables are the one used for the softwiring between various controllers residing on the same ARCNET network Chapter 9 gives a detailed description of this modules This window is organized as the Module in the Net window previously described The difference is that the main section displays the list of all the Input or Output variables that are networked with the other controllers instead of the list of the modules Each variable is listed in a row with the following fields Chapter 7 Menu Modules in Net C Modules Net Vars Var A progressive number automatically defined at the time of creation of the variable and used in the AC controller to determine the order of execution of the operations related to the variable Type Specifies if the variable is numeric or digital Dir Specifies if the variable is received from another controllers or if it has to be sent to other controllers Tag The custom name of the module instance Addr Address of the variable in the network 7 6 3 Select the modules to display How to display all the modules of a particular type 1 Select the Edit Modules command from the Tools menu This command shows the following window with the list of all the modules of your strategy Click with the right button of the mouse on the module or the module type you select A pop up
55. in the calculation of the proportional contribution where the error for the proportional term is computed by the following formula WSP BETA PV1 This section allows you the setting of the priority for each of the three selection modes The allowed priority levels are High Medium and Low Set the value None if you don t want to use the that mode in the selection of the Target Setpoint When a mode is set to none it is disabled with the consequence that the mode is not involved in the selection process at all Note it is forbidden to set two modes at the same priority level if two modes could have the same priority there is no way to decide which of the two should proceed with the selection of the Setpoint Priority Level of the selection mode through the front panel keyboard Priority Level of the selection mode through the 2 bit code specified by the DRSP e DLSP digital inputs Priority level of the selection mode through the serial communication by a Computer This section defines the two rate limits one for increase the other for decrease that cannot be exceeded The rate of change of the Working Setpoint as it tries to follow the Target Setpoint is limited to the two set values Rising rate limit This rate limit is applied to the Working Setpoint as it ramps up towards an higher valued Target Setpoint Allowed range 0 to 9999 Eng sec Falling rate limit This rate limit is applied to the Working
56. indicates the name of the instance as assigned by default or entered by the user Function Y A ADD B Addition Y A SUB B Subtraction Y A MUL B Multiplication Y A DIV B Division Divide by zero is not allowed Y A POW B Exponentiate 82 Chapter 9 Modules Output R Analog signal returning the result in engineering unit of the math operation specified Note Once the configuration of the module has been finished the Tag field is set to a default string consisting of the mnemonic of the selected math operation and a progressive number 9 3 2 Function Description This module executes a math operation trigonometric logarithmic or exponential on an analog input The math operation is specified by the parameter Function while the input is X1 and the result is the output RFN Module Symbol Input IN1 Analog Input X1 representing the operand of the math function Analog value in engineering units Parameters Tag FN_1 Function ABS M Cancel Eb Tag This parameter indicates the name of the instance as assigned by default or entered by the user Function Y1 ABS X1 Absolute value Y1 SQRT X1 Square root Y1 SQR X1 Square Y1 SIN X1 Sine Radians Y1 COS X1 Cosine Radians Y1 ATAN X1 Arc tangent Radians Y1 LN X1 Natural logarithm base e Y1 LOG X1 Logarithm base 10 Y1 EXP X1 Exponentiation of e 2 71828 Y1 DER X1 Derivative 83 AC Prograph User Manual Output
57. inserted again in a strategy by mean of the Paste command 41 AC Prograph User Manual 42 7 44 Paste Paste copies in the worksheet the module stored in the clipboard with Cut or Copy commands The module will be shown as an unconfigured one How to use the Paste command 1 Select the Paste command from the Edit menu 2 Point the mouse to the position in the worksheet where the module or the block should be pasted 3 Click the left button of the mouse to execute the command A module similar to the one copied in the clipboard but unconfigured will appear in the worksheet 7 4 5 Delete Delete removes permanently a module or a wire or both of them from the worksheet The module is not copied in the clipboard How to use the Delete command 1 Select all the objects you want to delete by pointing to them and clicking the left button of the mouse lf you want to select more than one object you must keep the Shift key pressed while you point and click to all the objects 2 Select the Delete command from the Edit All the selected object will be deleted In case this command has been wrongly issued you can remove the effects by selecting Undo 7 4 6 Search Search searches a module or a wire in your worksheet The search criteria can be the Sequence Index of the module or the name or the type If the module is found the display of the worksheet is centered around it If more than one module satisfying
58. it entering the exact tag of the point in the process the module represents 5 1 8 How to create a LAN type module The LAN modules is a special module used for implementing softwiring that is the real time interconnection through the network of strategies residing on different controllers If you want to include in your strategy a LAN module you have to use a different path than the one explained before You can either click on the LAN button on the Tool bar or select the AddLanl O item from the main pop up menu that is activated by clicking the mouse right button Chapter 5 Using AC Prograph Objects How to create a LAN module 1 2 Click on the LAN button in the Tool bar Move the mouse to the point on the worksheet where you want to place the LAN module and then click the left mouse button A module LAN with the same shape of the unconfigured module shown above is displayed Or Press the mouse right button to display the pop up menu Select the command AddLAN I O and click the mouse left button Move the mouse to the point on the worksheet where you want to place the LAN module and then click the left mouse button A module LAN with the same shape of the unconfigured module shown above is displayed How to configure a module A module needs to be configured in order to run The process of configuration consists of defining the values of all the parameters of the modules in order to
59. last command can be undone 7 4 1 7 4 2 7 4 3 How to use the Undo command 1 If you have realized that you gave a wrong command i e you have deleted a module you need you select the Undo command from the Edit menu The command will restore the situation as it was before issuing the command In the case of the Delete example the deleted module will appear again in the strategy Cut Cut allows you to delete the module selected including the first segment of all the wires connected to it The module before being deleted is copied in the clipboard memory The wire segment deleted is the one from the pin to the first node How to use the Cut command di Select the module or the block to cut by pointing to it and clicking the left button of the mouse 2 Select the Cut command from the Edit menu The selected module and the wires connected to it will be removed and stored in the clipboard memory in order to be inserted again in a strategy by mean of the Paste command Copy Copy This command allows you to copy the module selected including the first segment of all the wires connected to it in the clipboard memory How to use the Copy command 1 Select the module or the block to copy by pointing to it and clicking the left button of the mouse Select the Copy command from the Edit menu The selected module and the wires connected to it will be stored in the clipboard memory in order to be
60. mouse A new node will appear at the selected point 32 5 7 2 5 7 3 Chapter 5 Using AC Prograph Objects How to delete a node The Delete command in the Node main pop up menu deletes the selected node from the project How to eliminate the node 1 Select the Delete command from the Node main pop up menu 2 Point to the node you want to delete and select it by clicking the left button of the mouse The selected node will disappear You can eliminate only the nodes on the ends of a segment that doesn t originate any wire branches or the nodes corresponding to the input pins of a module In the latter case required for instance when you want to disconnect a wire from an input the segment connected to the input pint will be deleted too Nodes Display The command Show All Nodes in the Node main pop up menu allows you to select between two ways to display the node a complete one with all the nodes option enabled in order to produce a detailed view of the wiring and a compact one with only the essential information displaying just the nodes on the pins of the modules or those in correspondence of a wire branch option disabled Show All Nodes active Show All Nodes not active PV1 mv A PV1 mv Y DSAT DSAT DTUN POEN DTUN PDEV Dev 5 7 4 a Dev DDEV DD
61. of the associated digital input in reverse if the input is active or in normal if it is inactive The messages are 14 characters strings configured by the user Tag of the panel _ max 10 char Alphanumeric message associated to a digital Area for the visualisation of up to 12 logic signals Inputs DI1 DI12 Alarm Inputs Each of these digital signal is associated with a message string and a position on the display When an input goes in the active status the corresponding message is automatically displayed at the predefined position while when it goes inactive the message disappears 211 AC Prograph User Manual Parameters Edit Alarm Panel Tag Alarms Tags Cancel Alarm 1 Alarm 6 Alarm 7 Alarm 10 Alarm 11 Alarm 12 Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Alarms Tags Alarm messages These are the customer defined messages associated with the 12 digital inputs The messages can be up to 14 characters long Each message is Alarm 1 Alarm 12 associated with a row representing its position on the display panel 212 Chapter 9 Modules 9 10 7 Analog Display Panel 12 Analog Indicators Panel Description This module provides the functionalities of a set of analog indicators It displays both the value and the 6 characters tag of up to 1
62. of the 4 digital inputs you configure You configure one digital input at a time by entering the data about the Labels as described below Active Status Label This 3 characters label is the string shown on the display when the status of the digital input is active Inactive Status Label This 3 characters label is the string shown on the display when the status of the digital input is inactive Chart title This 10 character string is displayed at the top of each trend chart It is intended to provide a short description of the visualization below it High range of Bargraph It defines the high range of the scale of the bargraph to which each pair of SP and PV relates Analog value in engineering unit Low range of the Bargraph It defines the low range of the scale of the bargraph to which each pair of SP and PV relates Analog value in engineering units It defines for each of the trend chart the time span For instance if the value selected is 5 the trend on the panel describes the history of the variable in the last 5 minutes Chapter 9 Modules 9 10 6 Alarm TagList Alarm annunciator Description This module provides the functionalities of an alarm annunciator with 12 alarm messages Each message is connected with a digital input that defines the visualization of the message All the 12 messages are listed on the display at a predefined position on the display in a different mode according to the status
63. of the selection box below Confirm the selection by clicking on the OK button The result will be a precise alignment of the Nodes selected If you click on Cancel or if you select None followed by the confirmation through the OK button the alignment operation will be aborted Select Align C Vertical Horizontal 34 Chapter 6 Printing a Project 6 PRINTING A PROJECT 7 Net Design Untitled AC Prograph32 Edit Tools Configuration Help New Project Open Project Merge Save Project Save Project As Transfer Set Page Exit Net Configuration List gt JBus Address List External Connections AC Prograph AC Edit produces the following type of printout in order to document the developed project m The schematic of the control strategy m The list of all the modules and the values of their parameters m The list of the program modules with the profile and all the corresponding parameters The MODBUS address list of all the data variables of the controller m The pin out of the termination unit of the controller Furthermore by mean of the command below it is possible to chose if the printout must be generated in black and white or in color Schematics 7 Net Design Untitled arog File y Tools EEEa e y AutoRedraw Ena AutoSave Warnings Enabled Backup on Save Printing Mode d v Black and White Palette gt AC is on Port gt
64. only if an AC Prograph AC Edit version has been installed and was working 2 5 2 6 EJ Chapter 2 AC Prograph installation How to enable AC Prograph functionalities from AC Edit When the installation of the software has been ended the program is launched by clicking on the icon or the link according to the operating system used during the product registration Press the CTRL R keys when the Welcome window splash screen is on the screen it stays for 5 seconds The following window is shown in order to proceed with the product registration Registration x User ld fat 2345 Code ead Cancel Enter the N of the order acknowledge in the ID field and the corresponding key code in the Code field Confirm the data entered pressing the OK key AT this point the program is restarted with the AC Edit environment From the File menu select the Exit command Launch again the program with the AC Edit environment From the Tools menu select the Set Password command and enter your password and confirm with the OK button Enter again the password and press the OK button Form the File menu select Exit Restart the program At this point because the program has been already registered and initialized the user is asked to enter the password If the correct password is entered the AC Prograph is started otherwise the AC Edit If you have any problem during the registration of the program or when you want
65. or duplicating a project object 3 2 2 Menu Command This is the basic way Windows applications accept commands All the commands are grouped in several menus and are of two types The one that once selected from the menu executes immediately its operation and the other ones that need further information before starting the execution These latter commands have its name displayed in the menu item with three dots terminators and when started display a dialog box asking you some further data details or some kind of choice to define exactly the operation to perform Net Design Untitled AC Prograph32 ES Edit Tools Configuration Help cee jeje Sj al Merge Save Project Save Project As Transfer Set Page Print Schematics Exit Net Configuration List gt General JBus Address List External Connections Note After selecting a command make sure you read the messages that AC Prograph AC Edit displays on the status bar because these messages are very helpful to understand if the command is executed correctly and the kind of intervention required i For instance if you start a command but you realize that it hasn t been executed look at the status bar It could be easily possible that a message explains you that the software is still executing a previously given command It will give you an immediate feedback of what you are doing avoiding endless guesses and speeding up you work 3 2
66. project in the AC controller and the current project in the AC Prograph AC Edit are perfectly identical m Set Page lt allows the setting of parameters related to the grid and the page format For further details refer to the Chapter 4 section How to create a new project m Print Print menu For further details refer Chapter 6 m Lasts Files This is a dynamic list with the name of the last 4 opened files To load one of these files you need to simply click on the name m Exit It quits the AC Prograph AC Edit 38 Chapter 7 Menu 7 2 More details on File menu 7 2 1 New Project Section 4 1 Creating a new project gives all the details about this operation 7 2 2 Open Project Section4 2 How to create open and save a project gives all the details about these operations 7 2 3 Insert Macro A macro is a piece of strategy performing a well defined function and for this reason it is used in more than one strategy How to save a Macro To save a Macro you must proceed in the following way 1 Press the left button of the mouse and keep it down and move the cursor around the part of the strategy the macro consists of 2 Release the left button of the mouse At this point the boundary of the area will be flagged by a dashed line 3 Click into the dashed area pressing the right button of the mouse The context menu will appear with the Save as Macro item 4 Select the Save as Macro it
67. specified at the column Label and Terms in the column Values press the Calc button and you read the result of the expression in the location R In this way you perform a complete debug of the expression set lt could happen that an expression formally correct has some operational mistakes like for instance a division A B with B equal to 0 87 AC Prograph User Manual TAG Expr Simulation 88 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This is the alphanumeric mathematical expression evaluated by the module The operands and the operators of an expression are m Variables The expression can involve up to 4 variables named A B C D m Arithmetic Operators All the arithmetic operators provided by the OPR module Chapter 9 3 1 can be used to define the expression Addition Subtraction Multiply Division j Exponentiate Math Functions All the arithmetic operators provided by the FUN module Chapter 9 3 2 can be used to define the expression ABS Absolute value SQRT Square root SQR Square SIN Sine COS Cosine ATAN Arc Tangent Radians LN Natural Logarithm base e LOG Logarithm base 10 EXP Exponentiation e 2 71828 The simulation is handled by the lower part of the Expression Editor window and allows you to test the expression before downloading the strategy This section of the window has a Cale butt
68. specify completely the algorithm the modules execute How to configure a module The following steps must be carried on in order to configure a module 1 Double click with the mouse left button on the module you want to configure 2 The Parameter window is displayed This window is different from module to module For instance the following one is the parameter window of a PID module 3 The parameters are displayed with their default values and states Click on the field of the parameters you want to modify and enter the new values or click on the check boxes and radio buttons to select the various options 4 Click on the OK button to confirm the configuration Edit PID Algorithm Prop Band Scale ox Bus CPI Integral Time s Cancel PID Manual Reset 50 Kp Ki Kd __ y Derivative Time s 10 ls SO g o E om Enabled Action Type Output Limits 2 Inverse High 4 Be C Direct Low y gt 27 AC Prograph User Manual Once the module has been configured the module box is displayed with continuous lines on the border and with the I O pins in color If you are using a black and white monitor the input pins are light gray and the output pins are dark gray Or 1 Point the mouse on the module you want to configure Click on the mouse right button to recall the main pop up menu Select the Modify command by
69. that don t have any predefined address is a standard text file and can be edited by any text editor m Project_name S19 this file is generated upon command and consists in the image of the project developed ready to be downloaded and executed It is possible to save the whole project in just one single file having the S19 extension This file is the product of the compilation of the project and has all the information required to download and run a strategy in the controller but it doesn t have the information required to modify the strategy design like the connections or the graphic looking of the strategy Starting from this file and using AC Edit it is possible to modify the tags of the front panel and most of the modules parameters but not the wires Note Every time you need to move a strategy from a disk location to another for instance when you want to backup the project on a diskette or just place it in mouse another directory you must move to the final location the entire set of these files To open and modify a control strategy by mean of AC Prograph the files with MSC MBR e S19 extension are not required If you run the Backup command AC Prograph generates automatically a copy of the set of files above In order to properly mark the files as a backup the last character of the extension if 0 For instance NEO LAO MOO MSO PRO 4 2 How to create open and save a project 4 2 1 Creating a new project The
70. the Program n Power Fail Management window for defining the recovering strategies of the Programmer after a power fail Edit Delete This button allows you to delete a program canceling all the segments and power fail management information After this operation the program will appear empty with the gray icon Before proceeding with the delete operation a dialog box will ask you to confirm the operation Be careful when deleting a program because the Undo command is not available 233 AC Prograph User Manual Parameters of the Program n segments window This window allows you to examine and modify the parameter specifying a segment The Graph button presents a graphic display of the setpoint profile while the Ins and Del keys allows the deletion and the insertion of new segments NAS E The number between I E and marked by the label Segment Number identifies the current segment that is the one all the informations appearing in the window are related to Program 3 segments Segments edit za e a e Segment Data Segment Number E 0 gt Graph 5 A FDO f DO g Final Set Point 50 0 J DO2 DO10 Auxiliary Set Point 50 0 Foo Foo Allowed Deviation fi 00 0 J DO4 f D012 DOS D013 Execution Time ooo fia a a J DOB f DOl4 End Program sats DO M D015 bos f D016 Ins Pressing this button you create a new segment that is inserted in the program before the cu
71. the RIF variable 177 AC Prograph User Manual 98 AddFunction l O 9 8 1 Analog In Description This module converts a signal connected to the termination unit of the controller into a number in engineering units Beyond the conversion process this module provides conditioning filtering percentage ranging linearisation and out of range detection on the input signal The block diagram below shows the complete conversion chain First of all the signal is measured and converted in a binary number by an A D converter circuitry and second it is filtered with a time constant configurable by the user If the range of the signal is less than the standard hardware one you can configure this not standard range in order to transform the measure in engineering units For instance if your signal has an actual range of 8 to 16 mA while the standard is 4 to 20 mA you must enter this actual range Next the signal is normalized to the 0 100 percentage range linearized optionally ranged in engineering units and finally transmitted out on the OUT output The available linearisation curves include the square root and the most diffused thermocouple and resistance thermometer Furthermore the module check continuously that the signal is into the configured range and in case its value exceeds the high and low scale limit the output DOVR is activated in order to flag this anomalous situation Block Diagram OUT
72. the deviation value exceeds the configured threshold the program goes automatically in Hold It returns back to the Run mode when PV reenters in the allowed range This is the time assigned for the execution of the entire segments If the segment is a slope this parameter together with the values of the Final Setpoint and the Setpoint at the end of the previous segment defines the slope If the segment is a dwell time this parameter defines the time duration This check box when selected flags that the segment is the last one of the program This button allows you to access the Program Profile that provides an interactive and graphical way to define the program segments Parameters of the Program Profile window This window shows graphically the programmed profile with the benefit of an immediate perception Through this window you can point to a segment and edit it as well as inserting a new one without going back to the previous window To operate you must first point the mouse on the segment you want to modify and click on the right button of the mouse A pop up menu will appear with 3 commands for Insert Delete and Edit of the segment Program Profile Segment Insert Segment Delete Segment Edit Aux SP Segment Insert Segment Delete Segment Edit Exit This menu command inserts a segment before the current one The new segment is shown blank indicating that all
73. the error integration is greater than or equal to ITIM In this event the respective close or open command is activated for the minimum time OMIN CMIN and the integrated value is reset OCDL Analogue input for the time between an open command and a close command and vice versa 121 AC Prograph User Manual o c Outputs DOPN DCLS 122 Digital input for Open Close Loop selection 0 Open 1 Closed Servomotor Oper digital output Servomotor Close digital output Chapter 9 Modules 9 5 7 Internal Model Control IMC Smith Predictor Description This module is particularly suitable to control process with long dead time compared with the process dynamic where the PID control is not suitable To control these types of process an effective predictive action is required for long dead times The Derivative action could be useful in several situation but in process with a dead time longer or equal to the response time of the process Usually in these cases a controller with single P I algorithm without the prediction functionality can be used with the disadvantage of reducing the overall performance of the system The prediction functionality can be implemented directly into the controller by simulating the response time of the process itself The process model typically consists of a gain a time constant and a dead time This module is used instead of the PID module The IMC
74. the front panel of the AC controller CN1 Value CN5 Value Constant values in engineering units specifying the value to set the outputs CNS1 5 Output CN1 CN5 Analog outputs set to the values specified in the parameters CN1 Value CN5 Value Analog values in engineering units 85 AC Prograph User Manual 9 3 5 Expression Description This module allows entry of alphanumeric string specifying a mathematical expression manipulating up to 4 input variables Inputs A B C D The result is returned in the output R The following is an example of a typical expression SIN A B 100 2 C Furthermore it is possible to test the entered expression at the time of the definition in order to detect mistakes before downloading the strategy into the controller There is practically no limit to the length of the expression because the only limit is dictated by the global memory occupation by the strategy The operands and the operators of an expression are m Variables The expression can involve up to 4 variables named A B C D m Arithmetic Operators All the arithmetic operators provided by the OPR module Chapter 9 3 1 can be used to define the expression Addition Subtraction i Multiply Division i Exponentiate m Math Functions All the arithmetic operators provided by the FUN module Chapter 9 3 2 can be used to define the expression ABS Absolute value SQRT Square root SQR Square
75. the keys for incrementally set the output The operating modes are defined by a set of digital inputs as listed above ordered according to their priority level 1 Auto_Manual DA M 2 Hold DHLD 3 Force Ymax DYMX 4 Force Ymin DYMN 5 Tracking DTRK Depending on these digital inputs the functionality of the module changes as follows If none of these digital signals are active the module doesn t alter the control output signal that is led unchanged directly from the input MV to the output Y If DTRK Tracking is active the output Y assumes the value of the analog input TRK IfDHLD Hold is active the output is frozen If both DHLD Hold and DYMN Force Min are active the output OUT is set to the minimum forcing value If both DHLD Hold and DYMX Force Max are active the output OUT is set to the maximum forcing value If the DA M input is active Manual mode request the current output Y is not changed any longer according to the MV input but it is changed only from the keyboard All these digital inputs are connected to an OR logic gate whose output is the signal DBMP This signal active when the module in manual or track or hold or forced is connected with the PID block to stop the PID execution and to perform BUMPLESS transition on the change from the active to the inactive state 113 AC Prograph User Manual Block Diagram gt DAM IN y gt DHLD DAMA KEYBOARD YMAX
76. the segment data must be defined The new segment will assume the number of the current one and all the segments will be renumbered to reflect the new order This menu command deletes the current segment All the segments will be renumbered to reflect the new order This menu commands allows you to access the Segment Edit window where the configuration data of the selected segment are shown This button closes the window returning back to the Program n segments window 235 AC Prograph User Manual Parameters of the Segment Edit window This window accessed through the Program Profile window allows you to define completely all the parameters of a segment of a program as in the window Program n segments Segment Edit Final SetPoint 700 D01 f bo 3 D02 f D010 Auxiliary Set Point 20 iv po3 M D01 Allowed Deviation fi 00 D04 f D012 bo5 f D013 ji i 20 4100 Execution Time oo pos F D014 DO pois Cancel pos f Dole Final Set Point This value specifies the target value of the SP Setpoint output at the end of the segment Auxiliary Set Point This value specifies the level the AUX analog output Auxiliary Setpoint value will assume at the beginning of the segment and will hold for the entire segment Allowed Deviation This parameter specifies the maximum allowed deviation between the SP Setpoint output and the PV Main variable input This deviation is continuously monitor
77. the status flags and manual commands for the Setpoint programmer You can change the operating mode Run Hold Reset the program at the initial point select the Fast Normal mode of running and step to the next segment Some of this mode changes can be triggered by the strategy too by mean of DRUN and DFST Digital Input signals At last you still have the setting LSP and the selection of the Setpoint operating mode Local Remote Computer for the control loop that is regulating the process variable according to the setpoint profile of the Programmer Note This module is available only on the AC30 controller When you add this module in your strategy you must be sure that the target is an AC30 controller Tag of the Panel 10 Char _ Main Variable BI1 Main variable engineering units 3 char Scrolled variables mnemonic 3 char Scrolled variable values AM 2 3 4 5 and LSP Setpoint Operating mode Scale High Range Se 6char with sign and dp AS _ Requested operating mada Logic variables display 3 char strings A DIM and DI2 _ Slider CH Trend of the C11 input Chart area 200x75 pixels Trend of the BM input Program operating mode Enter key to set FST NORM NXT and RST Scale Low range Time span of the chart Next segment Nahianan Selection of the running Program Reset mode of the program NRM or FST Normal Fast 2
78. title of each chart But there is no limit in using this module for other purpose like just trending process variables because the variables to display are defined by the signals connected to the modules inputs Each chart has 2 pens and trends a pair of SP and PV inputs At the top of the chart a 10 characters Label is shown together with the real time value in engineering units of its pair of inputs Tag 10 characters Label 1 Max 10 characters PGNA SPI PVI High Range B G 1 SGNA PV1 Digital Input 2 SP1 Digital Input 1 Low Range B G 1 Time span B G 1 PGNB Label 2 Max 10 characters PV2 cil High Range B G 2 SGNB SP2 Digital Input 4 PV2 Digital Input 3 Low Range B G 2 Time span B G 2 Module Symbol 208 Inputs DI1 D14 SGNA SGNB PGNA PGNB PV1 PV2 SP1 SP2 Parameters Edit Dual Trend Tag ut P_1 Chapter 9 Modules Digital inputs Logic variables whose status is displayed through a 3 characters labels Segment Number Analog variables providing the number of the segment currently running on the AC30 Programmer module There is no limitations in connecting any other analog signal but the format of the visualization In fact only the integer part of the value is displayed with all the decimal are stripped off Program Number Analog variables providing the number of the program curr
79. to enter and modify the access password to the AC controller Keyboard permission 7 6 More detail on menu Tools 7 6 1 Redraw Window Redraw Window draws from scratch your worksheet presenting a complete and updated picture of your strategy How to use Redraw Window 1 Select the Redraw Window command from the Tools menu The worksheet is entirely and instantaneously redrawn eliminating all the graphic garbage generated by the previous modification of the project 7 6 2 Edit Modules Edit Modules displays a window with the list of all the modules contained in your strategy by double clicking on the module names you can access the Module Editor for getting more detailed information How to display the module list 1 Select the Edit Modules command from the Tools menu The following window is shown with the list of the modules Each row present the information about one module The meaning of the various field is as follows m Index This field is the order of execution of the module when the strategy runs in the AC controller m Type it is the module type 45 AC Prograph User Manual 46 m Tag It is the name of the module instance m Instance lt reports the progressive number of instances of the same type This number is an ascending progressive number automatically generated by the AC Prograph at the creation of the instance m Seq This is the progressive order of the modules in the list For example it
80. variation of the Proportional band by mean of the control strategy This functionality is allowed only when enabled on the Parameter window When enabled the Proportional Band to use in the PID algorithm PBu is computed as follows PB PBu ae KP Where PBp Prop Band Scale value set by the user PBu Prop Band Scale value used in the PID formula KI KD DIH Parameters Edit PID Chapter 9 Modules Integral Gain Coefficient This coefficient is used to perform a Gain scheduling algorithm with a real time variation of the Integral time by mean of the control strategy This functionality is allowed only when enabled on the Parameter window When enabled the Integral time to use in the PID algorithm Tlu is computed as follows Tlu 7 p KI Where Tlp Integral Time s value set by the user Tlu Integral Time s value used in PID formula Derivative Gain Coefficient This coefficient is used to perform a Gain scheduling algorithm with a real time variation of the Derivative time by mean of the control strategy This functionality is allowed only when enabled on the Parameter window When enabled the Derivative time to use in the PID algorithm TDu is computed as follows TDu TDp KD Where TDp Derivative Time s 10 value set by the user TDu Derivative Time s 10 value used in PID formula Integral term disable When active it disables the integral term Algorithm cP
81. 0 controller AC ProGraph N Connected Instrument is an 40 20 serie cannot upload this Net How to disable the Warning Enabled 60 3 Select the Configuration command in the menu bar 4 Selectthe Warning Enabled command The disable status is confirmed by the lack of the marker at the left of the command item Chapter 7 Menu 7 8 5 Backup on Save Backup on Save allows to generate automatically a backup copy of the current strategy How to activate the Backup on Save 1 Selectthe Configuration command in the menu bar 2 Selectthe Backup on Save command 3 This operation enables this functionality Once enabled the marker at the left side of the command item is displayed Now the AC Prograph will always create a backup copy of the strategy every time a save command is issued The backup files has the same names of the current strategy but with the last character of the extension set to 0 For instance name_sdc LAO name_sdc MOO name_sdc NEO name_sdc MSO namee_sdc PRO To open the backup file of a strategy the usual procedure for opening strategies must be followed The only difference is that in the menu for the selection of the file type the item Backup Files NEO must be chosen Open Net File Cerca in A Strategie di Controllo 9 CORR 02 net 9 Sdc001M net 9 Sdc002g NET 9 Sdc003a r 9 SdcO0la net W SdcO01p net Bsdc002hNET 3 SdcOD3cr B SdcODtc net W SDCO0R net
82. 19 sdc0022 519 laa sdcO04a s jaa SdeOO1L s19 laa sdc00221 519 8 sdcOD4c s Y Nome file sdc0012 513 Salva come sig File 519 y Annulla I Apri in sola lettura 3 Select the unit and the directory where the file must be stored The list of the files already existing in the chosen directory are displayed 4 Enter the name of the file in the File name field 5 Click on the OK button to confirm your choice and store the file on disk The file can be stored on any unit and directory supported by the operating system How to update a AC Prograph project with the current parameters in the controllers In the case a strategy has been downloaded in a controller and some parameter has been modified by running it or by manual intervention i e a change of the integral time or a setpoint you need to update your strategy stored in the PC with the updated values You can upload the parameters only from the AC controller and update the corresponding values in the strategy on your worksheet carrying out the following steps 1 Check that the control strategy in the controller is perfectly identical to the one in the AC Prograph worksheet You must verify that each module and each wire corresponds perfectly If not the update command will be automatically aborted 2 Selectthe Transfer command from the File menu 3 Selectthe Load Parameters from Instrument from the submenu How to update the
83. 2 analog variables connected to it as analog inputs The value is shown either as a 6 digits number without decimal point or as a 5 digit number with decimal point Tag of the z Panel 10 char Valie max 6 digits o Tag max 6 char Max 12 indicators Module Symbol 213 AC Prograph User Manual Inputs Al AI12 Parameters Edit Analog Yalues Display Tag aDP_1 Walues Tags Dp afani feeen 2fanz faren afans fent ajang fannie sjans cad Bane fins J Analog Inputs Each of these input is associated with a position on the panel where its value and its tag is displayed Cancel ils i m Items Number Tag Items Number Values Tags Dp 214 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Selection Box of the no of variables to be displayed The maximum number of displayable analogue values is 12 This section sets for each analog input its tag and its format Tags of the variable This is the tag of the analog variable that is displayed on the panel at the side of the value lts a 6 char alphanumeric string Format of the variable Refer to chapter 9 1 for a detailed description of this parameter The values of the variables have the following range of visualization 9999 to 999999 without decimal point or 999 9 to 9999 9 with decimal point Cha
84. 24 Chapter 9 Modules Module Symbol Inputs DI1 DI2 DRUN DFST Al AI5 BI1 ch Digital inputs Logic variables whose status is displayed through a 3 characters label Run Input Digital input forcing the Programmer into the Running mode on the rising edge inactive to active The status of the Programmer is displayed with mnemonics on the panel It allows the strategy to force an operating mode change Fast Input Digital input forcing the running status of the Programmer to Fast on the rising edge inactive to active The running status of the Programmer is displayed through mnemonics at the lower part of the display It allows the strategy to force a running mode change Analog Inputs Analog variables displayed numerically in the scrolled list with a short 3 character mnemonic Analog values in engineering units Main variable to Bargraph and Trend The main variable is displayed either with big size numbers at the top of the display or graphically on a bargraph with a decimal scale on the side and high and low range indication It is trended in the chart area too Analog value in engineering units Setpoint Input to Slider 1 This variable is displayed graphically by mean of a moving slider along the decimal scale lt is trended in the chart area too Analog value in engineering units 225 AC Prograph User Manual Parameters Edit Program Display Tag program 1 Input om Labe
85. 5 5 3 Howto pasteam Object oei erinin A AA e ease dete conn a a 31 5 5 4 Howto delete ODE IAS na dt id iaa 32 5 6 OPERATION ON NODES oros ioii eene een dicas dice iia a ita 32 5 7 HOW TO MODIFY NODES to ita 32 5 7 1 TOW AO anodino Leth at stp ERIN ss OR Ea ET EEE EES 32 3 7 2 Howtodelete anodeniiata land ria AEE T E E OE Eie 33 5 7 3 Nodes Display 0 to RO a ee E S 33 5 7 4 Aut Alienine the Nodes ii A a id td a 33 5 7 5 Aligning the NOGES weacccch Meek ao Ml Atha Soh Ae Sot ech AIA Ih tart Si dal 8 AA A a hea alt aA Nc 34 PRINTING A PROGEG Tica ai A ued sntooacenvevesessooadesssettesbetooaebastensestvsssees 35 6 1 PROJECT PRINTOUT iia a a 35 6 1 1 How to select between black and white or color PrintOUt cccceccecsceeesseeeseesseseeteeseesetseeneenecesensenseeneseeeeneees 35 6 1 2 HOW to print Ihe Strate oda WINE aaa See 36 6 1 3 How to print the parameters values of the MOAUICS oooononinninninininnnnnn none 36 6 1 4 How to print the data of the programmer modules cccecceceecseseesessetnetesenseneeeseusesseeesesaesnesesensenseeesieeeeneeas 36 6 1 5 How to print the JBUS address list of controller Mata ccccceccecceccecesseesevseeeseuseeseesesseesesiesnecnesesenseneenereeeeaeeas 36 6 1 6 How to print the termination Unit pinout once 36 MENU idas 37 7 1 THE PILE MENU cette tai se 37 7 2 MORE DETAILS ON FICE MENU a aone enoo oerte E Erea EE Era s E o ES EEE ina oE T EEEE EE E EEE EEE or TROET E 39 7 2 1 NCW PHO CCE Sos oi E A a oh 39
86. 519 laa sdc002h s19 a Sdc0021 519 laa sdc002m 519 laa sdc0022 519 laa sdc00221 519 laa sdc003a s laa sdc003c s ja sdc003g s laa SdcO003h laa sdcOD4a s laa sdc0D4c s gt sdc0012 s19 519 File 513 y Annulla I Apri in sola lettura Select the unit and the directory where the file to download is located The list of the files already existing in the chosen directory are displayed Select the file by clicking with the left key of the mouse or by entering the proper Click on the OK button to confirm your choice and start the transfer The file will be accessed and downloaded immediately steps 1 Select the Transfer command from the File menu How to upload a strategy from the controller and save it on disk You can read the control strategy currently in the memory of a controller and upload it in your PC and store it in the disk with the S19 format carrying out the following 2 Select the From Instrument to File S19 from the submenu The following Save S19 File dialog box will appear Chapter 4 How to create a Project Receive a 519 File Salva in E Strategie di Controllo Ex eze laa Corr 02 519 la Sdc001M s19 laa sdcD029 519 laa sdcD03a s laa sdc001a s19 laa sdc001p s19 laa sdc002h s19 laa sdc0D3c s la sdc001c s19 laa sdc0011 519 La Sdc0021 519 1 sdc0039 s la Sdc001G s19 a sdc002m 519 ja SdcO003h la sdc001h s
87. 7 2 2 Open Project dete OE A lacada 39 7 2 3 INS CETEMAC O A SoBe Bete BRE AS loo Nasty ance Rk UN Reeling dd gua ed AN hehe Be o ta 39 7 2 4 DAVEPrOJO Cmos AA MEE GAN GE AE AE SE 39 7 2 5 SAVE POCA A A a Re hee GRAS aS eaten AUR 39 7 2 6 WEL II 2 5 ses Teche NS ciao A eae TG a oho Ree STE 40 7 2 7 OPA EAEE A A A O A a 40 7 2 8 PMA A A A E A O e She a ie 40 7 2 9 O NN 40 7 3 THE EDIT MENU 0 EE EA A E Le nach Beate T 40 TA MOREDETAILSON EDIT MENU cor oia 41 7 4 1 CNL OKEANE EP T A O E T T AA 41 7 4 2 CUA A EEE A A PRE ERNE A EE EB 4 7 4 3 AA ida Pate Sia Rac sass Male cae tiie Sea echoed gat Ean g Sate sea E E 41 7 4 4 A A E en Bie se ee 42 7 4 5 DECIA ARAN Rete BLOT A A E Put Oh AR dee oT Ge 42 7 4 6 Searleren a as 42 7 4 7 CCCI VUTEC odia SSR e EEE on NAL a A O A 43 7 5 THE LOOLS MENU Soria iii 44 7 6 MORE DETAIL ON MENU TOOLS oa eerie ie e e erae a a ides veces A sc E ia td iii 45 7 6 1 REI A ROBE 45 7 6 2 EdiEMOdUlES E IEA TAE EIA A lA E et ie Rect Maa eae 45 7 6 3 Select the modulesto GiSPLAY ss sires exc ties Ge Se os o Gad Sa AP EE AEE E 49 7 6 4 IBUS Address DISPARAR AE E EE E 50 7 6 5 SOUS LEMA daa ne 51 7 6 6 IStTrUMENt ad IN ed e O i A A a as 54 7 6 7 CHECK model a dd tios PE Boy edo dido 55 7 6 8 DUES word Setren hes RS Reese a e a da BREE 56 7 6 9 View JbusAddr ess Fue ic este A AO RRA OO 57 7 7 CONFIGURATION MENU e dd dodo een io dad 57 7 8 MORE DETAIL ON THE CONFIGURATION MENU ccccccesssscecsessececsesccesesee
88. A a Oe 40 Edit Menu i nn 41 249 Annex Edit Modules ccoo ii ia 44 Environment AutoRedraw of the Worksheet oooooooooccooonoooccnonccancnonoos 58 AvtoSave feature ta ire 58 Display mode definition ooconocicnnnnnncnnoncncnnoncnncnnncnnananono FastRedraw of the worksheet ES Save the environment on disk ooooooonnccinoccnocnconnninnncnnnono Serial Port definitiON oooocnnoccnocaconncoonnconnconnnconcnonnncnnnono 1 A EEEE REN Exit ic Ai F FastRedraW oei eere e E a e n ns 58 File menu Eit era ie E RE R E R eei 40 General A A aa eE AN E 39 NEW Project 39 Open project 39 Save project 39 SAVE project iii id n 39 ON EN EF 40 A a a TOS 40 File Menu Descriptions esete a aa e a ER iancends Flip Flop Flip Flop D Latch Four Trend Pa elt oidonsionco nidad H Help Menu About AC Prograph oncncnnnocnnonnnnnnonnonenncononacnnonconorncnnos 68 General ae Help On Help ossc sccasesesdceessesonessseeieers corvesteseadvasseesweostsesgs 68 Table of Contents inci artn aA A 68 How to AC Prograph password Add a node ieee Auto Align Nodes disable Auto Align Nodes enable oonoonnconnnnconncnocnnoncncnnncnnannnono Automatic Backup E Change a Sequence Index 76 Change the Sequence Index ooococnonicninninnonocnnnnancnnnnninono 46 Check WilOS oooooocccoccocccoccnnannnon Configure a module Copy a module a Copy anr Objects vassiitiad M
89. A aS 175 9 7 6 CMP Comparator ia aii 176 9 8 ADDEUNCTION EO o its 178 9 8 1 Analog MN AAA A AA AA A AA a 178 9 8 2 Anal OU A A a a 181 9 8 3 Erequency ln A oe AANA A alle A ae E ala Sa Atle a lat 183 9 8 4 DIGIC Nice ck ah shits RI AN aslo td ig te chk ro Bed Nk ohio eel AS etme dtd AM Ate ed ah nts 186 9 8 5 Digital Outs ce ciweve RGA eases Ge AA ES 188 9 8 6 Time Proportional Out Time Proportioning Output cccccceccccceccesessseseeeeeeseeseeseesesseesesneseseuseeseeserteeneeaeeas 190 9 9 ADDFUNCTION SUPERVISOR T O cccsssccesssssecsessssecsssceceensusecssnsesecesssecesusnsecsenseeesensecsensuseseeneecesssnsecsensnsesssneees 191 9 9 1 Analog In Out Computer Interface limite Byers eae aah a eat 191 9 9 2 Digital In Out Computer Digital WO ciionnnnnnininnininicc 192 9 10 ADDFUNCTION DISPLAY PANELS coco dadas 193 9 10 1 1 Bargraph Single Bargraph Panel ccccccccccccccsssseeseeseeseeseesessessecneseecueeesensesueeaesnesnesnesesentensenerieeesnesaeed 193 9 10 2 2 Bargraph Double bargraphs Panel ccccccccccccsesseseeseeseeseeseesesseenecseseseueceseeseeseeesesnesneseseeseeseesesiesnesneeaeed 197 9 10 3 4 Bargraph Quadruple bargraph Panel oounnininnnnvnjnj iininnnnmoncncc ener 201 9 10 4 Trend Panel Panel with 1 pen trend chart v ccccccccceccecceseesesseesecseenesnecesenseeseesesseenevesnesneseseesenseesesieeneseeaeed 204 9 10 5 Four Trend Panel Panel with 4 pen trend chart ooo 208 9 10 6 Alarm TagList Alarm A
90. A oa eg oii 92 9 4 5 MOR EXCIUUSTVEOR Joti a apo tea ca eb ena gta Oecd ates caste tr eT 92 9 4 6 NOE o eee Se eran A x ees Sed Bold eda UGS TDS AAS Haba ia SA eB ei 93 9 4 7 Decoder Tto 8 decoder Viri a tii Oe 93 9 4 8 Flip Flop Flip Flop J K Lateh d eean e 95 9 4 9 Flip Flop FlipFlop D Latch ices te Bg e teens ae ee Es dde ee 96 DATO lt MOnROStADI es it e ad ER 97 DA DT COUNT ai 99 94 12 AND S BIOCK ANDS es EEEE AE OTE TETE EE eon BE ME 100 24 13 Shift block SHELL Ne oi e ta ses eae eee oe Lal cido 101 9 5 ADDEUNCTION PROCESS F N C TION Sa 102 9 5 1 SP and Dev Set Point and Deviation calculation ooononinniinnnininnn nino 102 9 5 2 PID PID ALSO e eee ea ds dl dla 108 9 5 3 Out Mandsement OUIPpurstallO la ies hai tes 113 9 5 4 HC Out Management Heat Cool Output Station 0 ccccccccceccecessesscesesseeseeneeesceseeseesevesnesnesescnseeseesenneeneeatens 116 9 5 5 Servomotor Out Servo POSitioneT ccccccccccecceccecesseesecseeeseuscesenecseenecsessesnecescnsesseeeciecnesneseeseseeseesesieeneseeetes 120 9 5 6 Open Close Loop Servomotor SRV2 cccccccccecseseeseeseesesseeseenecescuseeseesecsecnessesescuseeseesesesesnesesenseeseeeceeneeaeens 121 9 5 7 Internal Model Control IMC Smith Predictor ccccccccccccecsecsesesseeseevesseenesseseseuseesesessesnesnesnscnseeseesereeneeaeens 123 9 5 8 Setpoint Mode Decoder SPM ccccccscsecseseeseeseevesseesesneenecnscesensesseeececesnesesceseeseesesiesnesnesetseteesenses
91. AC Multifunction Programmable Controller STATION User Manual AC PROGRAPH AC EDIT USER MANUAL M I U ACPRG 11 00 07 Cod J30 304 AACPROGRAPH ING UNI EN ISO 9001 Control strategies Configuration package for the ASCON AC20 AC30 controllers Il Copyright 1996 ASCON spa All rights reserved No part of this document may be stored in a retrieval system or transmitted in any form electronic or mechanical without prior written permission of ASCON SpA ASCON has used the best care and efforts in preparing this book and believes the information in this publication are accurate The ASCON Products are subjected to continuous improvement in order to pursue the technological leadership these improvements could require changes to the information of this book ASCON reserves the right to change such information without notice ASCON makes no warranty of any kind expressed or implied with regard to the documentation contained in this book ASCON shall not be liable in any event technical and publishing error or omissions for any incidental and consequential damages in connection with or arising out of the use of this book AC STATION AC PROGRAPH e AC EDIT are trademarks of ASCON spa All the other tradenames or product name are trademark or registered trademarks ASCON spa 20021 Ospiate di Bollate Milano Italy Via Falzarego 9 11 Tel 39 02 333371 Fax 39 02 3504243 http www ascon it
92. AC controller the Selection menu is currently operating Password Set Password Set This command allows to enter and modify the password protecting the access to an AC controller Keyboard permission This password is set to 00000 5 zeros in order to disable any previously set password How to activate the Password Set command in AC Prograph 1 Select the Password Set command from the Instrument menu located in the main menu Tools 2 A dialog window allowing you to set the new password is displayed The maximum characters length of the password is 5 characters If you enter more than 5 characters just the last 5 ones are accepted 3 When the password has been entered a new window similar to the previous one is displayed asking for the confirmation of the entered password Enter the password again If the two passwords are the same the new password will be set in the AC controller instead of the previous one How to activate the Password Set command in AC Edit 1 Select the Password Set command from the Instrument menu located in the main menu Tools 2 A dialog window is shown asking to enter the current password of the AC controller Enter the password 3 If the entered password corresponds with the one set in the instrument you can proceed with the definition of the new password as listed at points 2 and 3 above Otherwise a message explaining that the password entered is incorrect will be display
93. C Prograph32 File Edit Tools Configuration Help Dle alle xee e ANCOTT 219 How to enable the continuous monitoring Debug 1 First of all be sure that the COM1 or COM2 port of your PC is properly connected with the AC controller by mean of the special ASCON cable cod H10 395 1A1D9 and that the strategy running in the controller is perfectly identical to the one on your worksheet 2 Click on the button with the camera icon in the Tool bar All the debug points on your worksheet start to display the real time values of the signal as they are read from the controller During this phase of continuous monitoring any modification operation of your worksheet is forbidden How to disable the continuous monitoring Debug 1 To disable the continuous monitoring you must click on the button with the camera icon in the Tool bar At this point the monitoring of the debug points stops and you are allowed to modify the strategy How to delete a monitoring point Debug 1 Point the mouse to the display box of the debug point to delete 2 Click the right button of the mouse A small window with the label Remove is displayed close to the point 3 Move the mouse to the Remove window and click the left button of the mouse 72 Chapter 7 Menu Note The debug points are not saved on disk with the strategy when you give the Save Project or Save Project as commands This means
94. CPI PID gt Kp Ki Kd Enabled Prop Band Scale OLK Cancel Manual Reset Integral Time s Ms eee 50 Derivative Ti 710 erivative Time s710 o uN Action Type Inverse C Direct m Output Limits 2 High 4 el 111 AC Prograph User Manual TAG Algorithm KP KD KI Enabled Action Type Inverse Direct Prop Band Scale Integral Time s Derivative Time s 10 Outputs Limits High Low Manual Reset Outputs MV DSAT DTUN This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user It selects the type of PID algorithm to use P Pl o PID This information is used both in the control phase and in the tuning phase for identifying the parameters to compute To implement an algorithm without Integral or Derivative term choose the corresponding dialog box It controls the Gain Scheduling facility See the description of the KP KD and KI inputs If enabled the gain scheduling facility is operating through the involvement of the KP KD e KI coefficients in the calculation of the PB Tl e TD parameters to use in the PID formula It selects the type of control action direction lt selects the Inverse action that is an increase of the controlled variable PV1 produces a decrease in the control output MV It selects the Direct action that is an i
95. Canc abort the current operation For instance if you start an editing operation with wires and you realize that you have made some mistakes you can abort the operation by pressing Esc or the right button of the mouse 8 1 How to change the Sequence Index of a module The Sequence Index of a module shows the order of the execution of the modules when the strategy is running in the AC controller The following chapter shows how to modify its value 8 1 1 How to change the Sequence Index 1 Click on the Info button in the Tool bar with the left button of the mouse 2 Point the mouse to module whose Sequence Index must be changed The following dialog box will be shown AC ProGraph This Object is Function type 4MUX Instance 1 Execution Index 11 do you want to change the Module execution Index J If you click on the No button you return back to the basic worksheet while if you click on the Yes button the following window is displayed 76 Chapter 8 Special Commands Exchange Window Info Module Name REMOTE SP Module Type Al Execution Index 2 Cancel EX E Exchange Execution Index with Indx Tag Type You can change the Sequence Index in two ways 1 Modify the Execution Index entering directly the new value in the Execution Index box and clicking on the OK button to confirm the operation The Sequence Index value of the selected module is set to th
96. Clock dial Digital clock Ok Day mnemonic gt Increment decrement L JN the selected value Nw Confirm the new setting ed A Remove the new setting and restores the previous ones SN Date EZ r A N AM lt e gt Select the digit to change os y Year Month How to set a new date and time 1 Press the Q key to start the modification operation 2 Scroll the cursor to the digits and the fields to change by mean of the E keys lt J and 3 Enter the new setting through the and Im keys 4 Repeat points 2 and 3 for all the digits and the fields you want modify Press the AIM J key to confirm the modifications and store them 223 AC Prograph User Manual 9 11 2 Dual Trend Panel 2 pens Programmer Panel Description This modules provides a suitable interface to the Setpoint programmer module PRG available in the AC30 controller It s almost identical to the TRP module but it provides both the trend on a second variable C11 and the status displays and the user commands to the Setpoint programmer The second trend on the variable Cl1 in the TRP module Cl1 was dedicated to move just the slider is intended for the setpoint output of the Setpoint programmer In this way you have on the same trend chart both the setpoint and the process variable situation particularly useful when you deal with Setpoint profile Furthermore you have all
97. Copy a module into the clipboard Execute the Edit Modules commands that list all the modules On the screen the window Modules in net appears See Chapter 7 3 3 Set the Fast Redraw function enabled See Chapter 7 4 2 Execute the Goto command that looks for a module On the screen the Go to module window appears See Chapter 7 2 7 Highlights a wire See Chapter 8 3 Allows the product registration after the installation Begin the definition of a link See Chapter 5 2 Undo Restore the context to the situation before the last command Paste a module from the clipboard Copy a module into the clipboard and delete it Cut Delete the current module or wire from the project Zoom Unzoom 247 Annex ANNEX B 11 AC Prograph Buttons Name Key Description File New ul Create a new project See Chapter 4 2 Za File Open is Open an existing project See Chapter 4 2 File Save Save the current project See Chapter 4 2 File Transfer 5 Download the current strategy into the db controller or upload the strategy from the controller to a file See Chapter 4 3 File Print Print the current project See Chapter 6 Edit Cut e Copy the module into the clipboard and delete it Edit Copy Copy a module into the clipboard Edit Paste Tools SoftWiring Tool Bar LAN Debug Help About Info Info Zee fal ls B ES Paste a module from the clipboard
98. EV FFW E FFW acty PID out w AcTY PID DBMP Al DovR DBMP KP AL1 13 KP ex nu How to enable disable Show All Nodes By default the Show All Nodes is disabled To enable it 1 Select the Show All Nodes command from the Node main pop up menu A marker will appear on the side of the Show All Nodes command in the Node pop up menu to outline that the status is enable Selecting again Show All Nodes will disable the status Auto Aligning the Nodes How activate and deactivate Auto Align Nodes By default Auto Align Nodes is not enabled To enable it 1 Select the Auto Align Nodes command from the Node main pop up menu When Auto Align Nodes is enabled if you move a node all the other node of the segment will be automatically displaced in the direction of the movement Note The nodes at the input output pins and branches won t be moved If the Auto Align Nodes is disabled you move the Node independently one from the other 33 AC Prograph User Manual 5 7 5 Aligning the Nodes The nodes can be aligned together either vertically or horizontally How to align the Nodes 1 Select the Align command from the Node main pop up menu 2 Select the area with the Nodes you want to align dragging the mouse with the left button down over a rectangular area containing the nodes 3 Select the preferred type of alignment horizontal or vertical by clicking on the radio buttons
99. ING AC PROGRA PH OBJECTS cic hvisscceceecdvcvansesciedecdsotsacedsctessedcssousdecnecdvedcetedcesdvsesvessscssedeceietvestetestec sdesdescsseaees 24 5 1 CREATING AND CONFIGURING A MODULE 0 ccsssscceessscecessececsesaececsnscececsuececsasaececseseecessaeeecsesaeeeceeeeeeeeaseesseaeesennaeess 24 5 1 1 Module E Tte Dep rock s abies aoa toot we Souda me a oe RES IR 24 5 1 2 Module type Grid INSTANCIA entre oia 24 5 1 3 Inputs Outputs and Parameters couinininiininininnonc nana 24 5 1 4 USNE COTOS aces e A A E a SEA 25 5 1 5 TICLAUS OM 110 TAE AEA ASEAN Ao AE EAE A TE ISEA EE AL E 25 5 1 6 Howtoceredtea mod le menne aa Bs e Se AA Seed Bs ee dios data coo BO BR aT 25 5 1 7 Creating a Module from the Pop Up Ment ccccccccceccsccsseessseseeseuseeseesessesnecnecescuseeseesesseeesesnesneseseeseseeeeaeeates 26 5 1 8 How to Create a LAN type MOdule ocio TE E e E a R AT a T AEn 26 5 1 9 Howto configure d Modules coat tt ita ta di eS 27 5 2 WIRING THE MODULES AN AEE TA EE P sabe 28 5 2 1 Wires IS AAA AAA 28 J22 Branched WILES A SS EE ls cd 29 5 2 3 Howto created Wire aia teo Lola ata Elda cre ion LU dela atte A o o Atlas ll atc td 29 5 3 MOVING OBESA 30 5 3 1 Howto move amoblada 30 5 4 CUTTING COPYING PASTING AND DELETING OBJECTS ccccccccccecsesssececececsesssaeceeececeessaeeecececsessaeaeceesesenenseaeeeeeeeees 31 5 5 HOWTO C T COPY PASTE ice did 31 5 5 1 How to cut an ODO A A A ee 31 5 5 2 HOW 10 COPY GN OD Che ii is A a Ai eta ETS 31
100. M ciar ira E dese 183 Time Proportional Out ococoncninnccncnnococcnnnoncononnnincnnnnninon 190 JBus Address Description ui da 50 Display 44 Parameters S0 WALES acia IA A SA 51 Terminal ion inst inci 51 Me ti io id Vii tebe staal 45 K Keyboard Quick Keys ii aid 247 shortcut Lock Instrument ccoo 45 54 Logic Dedica aba 93 Logic ANDA a dic Digital Constant Flip Flop J K Latch Monostable Main pop up menu Add BUNCH OM aeterne ennienni ete inai n ii 69 D tails reiese td aR 69 Main Pop up Menu Add CAN VOS pereen teste sdtss teidisteca ftecevessnete ctsateoesease 69 Add Wiee usaie e ar a celctincerneesczdedetinnesnes 70 Main Window sieneen en e a a a E 14 Math Analog Constant Multiple oooncicnnnicninninnoconnnnnoncnnnninono 85 Analog Single Constant oononnncnnonicncnnonnnnnoconcnonancnncnnnnono 84 AT ono S a EES 82 Expression Analog Delay Analog Demultiplexer Hardware oononcinionnnnninnnnnnnn 153 Analog Demultiplexer Software Analog Hold caida tad Analog Literarias aia Analog Multiplexer Hardware Analog Multiplexer Software Analog TotaliZer rios ari D A Converte occcoccncnconcnnanonaninnnnos Digital Delon cata lt lt Indice analitico gt gt Digital Demultiplexer Hardware onnonnioninninninninninnnnn 161 Digital Demultiplexer Software 159 Digital Multiplexer Hardware
101. MNunciator Assisas an siue ra aa Ea EN TEO a EN a 211 9 10 7 Analog Display Panel 12 Analog Indicators Panel cesos 213 9 10 8 4 Analog Display Panel 4 Analog indicators Panel 215 VI AC Prograph User Manual 9 109 Selector Control Panel Pira o o teria 217 9 10 10 4 Writable Analog Value Manual setting of 4 analog outputs noscere 220 9 10 11 4 MultiSwitch MultiSwitch Panel c ccccccecccccscssessssseeseceseuceeseesesseesesececneceseesecsessessecnesneceseeseeaeenesaeeaeeaes 222 9 11 ADDFUNCTION PROGRAM ONLY FOR THEAC30 MODEL cccsscessssseceeseececeeaececsseeececsneeecsesaeeecsesaeeesseeseenenee 223 9 11 1 System CLK Date and time display panel cccccececcecceseeseeseeseteseneeneceseuseeseesesseenesesesenesesenseeseesesieeneseeated 223 9 11 2 Dual Trend Panel 2 pens Programmer Panel ccccccccceccecceseesesseeseseseesenseeseeesseenessesneenesesenseeseeesieenesneeaeed 224 9 11 3 Real Time Clock Daily and Weekly timer cccccccccccecsessescesesseeseseeenseneceseeseeseesesiesesnecesenseesenseseeesnesneeneeenes 228 9 11 4 Programmer Setpoint Programmer cccccccccscccssssesseesseseeceeseesesseesecseceecuseesenseseesesnesnesnesesensenseeseseeneseeeaeed 230 9 12 ADDEUNCTION SYSTEM cotilla tad 239 9 12 1 KEY Selector Key pressing Simulation cccccccccecsecsesseseesesseenecseenseneceseusesseeseseeecescnsenseeseeseseenesnesnesneeeses 239 9 12 2 Configuration System Configuration cccccccccccces
102. Module Symbol 178 Parameters Edit Analog Input Chapter 9 Modules f I1 Input N 1 Tag JBus Cancel Level S 1 5Y Type Linear Filter s 4 gt 0 0 Input Scaling Scaling Units T Enable N m EE gt 4 Ze Low ls 4 00m4 High s 20 00mA Scale Limits Eng units High fi 00 0 Low 0 0 anne a y Tag Input N Level Type Filter s Input Scaling Disabled High Low Scale Limits Eng units High This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Reference number of the analog input It specifies which of the analog inputs of the controller the configuration data are related to This parameter selects the hardware characteristics of the signal between the two choices 0 5V for voltage and 1 5V for voltage and current Linearisation Curve to apply to the signal Time constant in tenths of seconds of the filter This section allows the selection of the actual hardware range of the signal when different from the standard hardware range configured through the Level parameter Enable Disable the setting of the hardware range of your signal If your signal has an actual range different from the standard configured through the Level parameter you must enable the Input scaling and specify the range Hardware High range of the input signal c
103. ON V A gt DYMN ro 4 gt DTRK gt TRK YMIN e y y SER gt DCAM Y SER CTRK oR p DBMP Inputs MV Controlled variable also named Manipulated variable Analog signal in engineering units with range from 0 0 to 100 0 DTRK Track Input When this digital input is active the module enters in the Track mode with the Output Y forced to the value of the signal at the TRK analog input TRK Tracking Value This signal gives the value to set the Output Y when the module is in the Track mode that is when the digital input signal DTRK is active Analog value in engineering unit with range from 0 0 to 100 0 114 Chapter 9 Modules DHLD Hold Input When this digital input is active the module enters in the Hold mode with the Output Y frozen at the value it had at the beginning of the Hold mode If at the some time one of the two Force digital inputs is active the output Y is forced to a predefined value according to the following If both DHLD and DYMN are active the Output Y is set to the Minimum Forcing value defined through the Parameter window If both DHLD and DYMX are active the Output Y is set to the Maximum Forcing value defined through the Parameter window DYMX Force Max Input When this digital input is active together with the DHLD Hold input th
104. OUT Intermediate value between the 3 inputs in engineering units 168 Chapter 9 Modules 9 7 AddFunction Alarms 9 7 1 Alarm Absolute and Deviation Description This module is an alarm comparator that can be configured to flag either absolute or deviation alarms with an hysteresis band defined by the user Being structured internally as a comparator its use is not limited to alarms in fact it can be used also as a control element of the strategy performing real time comparisons on process variables The status of the digital output is fully programmable in order to support all the various combinations of high low deviation alarm The diagram below illustrates the operating principle of the ALM module valid for all the alarm configurations When the module is configured as a deviation alarm with the band defined by the two thresholds VMAX and VMIN if the signal DEV is inside the band the alarm is off otherwise is on The off status corresponds to the state inactive on the output DOUT outside gt alarm on VMAX Inside gt alarm off outside gt alarm on In the next page a few examples of alarm configurations are shown VMIN Module Symbol Inputs ABS Absolute alarm analog input Analog value in engineering units DEV Deviation alarm analog input Analog value in engineering units The module doesn t have different behavior between ABS and DEV alarms it is a straightf
105. Port 3 y Ok Baud Cancel Data Stop Parity NONE y Protocol ModBUS y Once this operation is executed the address of the AC station is set and can be accessed through the comboBox in the window Instrument After this initial configuration the terminal is ready to operate Chapter 7 Menu Description of the fields Data Type In questo box possibile selezionare il tipo di variabile che si desidera interrogare On Address Change Le azioni selezionabili sono 2 e pi precisamente 1 No Operation Ad ogni cambio di indirizzo nel box Data non viene effettuata nessuna operazione di richiesta o di assegnazione 2 Auto gt Ad ogni cambio di indirizzo nel box Data tramite le frecce lt e gt il terminale interroga automaticamente una sola volta la stazione AC senza dover premere il tasto Read o Write Mode Seleziona le modalit di interrogazione del terminale 1 Read In questo caso nel box Data apparir il tasto Read e cliccando sopra di esso si vedr il valore della risposta nella finestra posta sul lato destro del pulsante 2 Write In questo caso nel box Data apparir il tasto Write e inserendo un valore nella finestra che comparir sulla sua sinistra sar possibile assegnarlo alla stazione AC premendo il tasto Write In questo caso la funzione Query verr disabilitata Query Questa funzione attiva solo se nel box Mode viene selezionato Read ed ha lo scopo di leggere in continua
106. Prograph allows you to create a control strategy graphically drawing it on the screen and later downloading and running it on the AC Controllers while AC Edit is the software enabling you to handle and store the developed strategies but to modify them The following one is a display of a simple control strategy created with AC Prograph it consists of a PID controller like a temperature controller with measured input control output error calculation and display control Ele Ed Lock Corbgraton bebe niej aaa esj sis el ASCON ti zl aj aj Soatrg Cormerd 120 53 uN 1626 Barrio TY Morea Word aL Po Fr suo Po lege Bet Design Ansien gt 1628 The modules Al_1 and AO _1 are the I O modules performing the basic acquisition task of the signal connected to the controller termination unit of respectively the controlled variable and the control output of the PID controller SDV_1 computes the error between the measured variable PV1 and the setpoint and forward it to the PID module that performs the control algorithm This module is storing the Set Point too The module 1BP_1 controls the display of the real time data relevant to the PID in the example above the following variables are displayed m the of the input variable also named controlled or measured variable PV1 m the value of the control output Y m the value of the Local Set Point LSP m the operating mode of the controll
107. acteristics and properties How to create a wire or a detailed description of the wire Chapter 7 Menu EJ Add Area Marker Graphic functionality consisting in the possibility to outline Sa through a graphic boundary an area of the strategy of particular interest m Add Debug point This command adds to your strategy debug points Up to 10 debug points per strategy are allowed A debug point is a signal corresponding to a wire of the strategy whose value is real time monitored when your strategy is running in the AC controller This feature is very useful for testing the algorithms you have designed because it allows you to easily identify where the wrongdoing is m Node This command allow you to operate on the Nodes of a wire like amp aligning adding deleting them Cap 5 6 Operation on nodes provides detailed gt descriptions of the operations supported by this command m Zoom This command selects the zooming level of your worksheet among 3 possible choices View All The whole worksheet is displayed on the screen You will have a complete picture of your strategy but you loose details Standard Level The zoom level is the standard one defined according to the grid and format setting in Area You zoom out a portion of your worksheet to full screen size The portion is a rectangular area whose boundaries are defined by dragging the mouse 7 11 Details on pop up menu 7 11 1 Add Function Add Functi
108. acters label is the string shown on the display when the status of the digital input is active Inactive Status Label This 3 characters label is the string shown on the display when the status of the digital input is inactive This section defines the 4 parameters that control the display of the Main variable BI1 Three of the 4 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 Engineering units mnemonic This string is the 3 characters engineering units mnemonic of the Main Variable and it is shown in the upper part of the display High Range of Bl This is the maximum value of the Main Variable Analog value in engineering units Min Local Set Point LspHi LspLow Trend Window Width Outputs LSP MOD R H RST FST NRM NXT Chapter 9 Modules Low Range of BM This is the minimum value of the Main Variable Analog value in engineering units This section defines the 3 parameters that control the display and the handling of the Local Setpoint Two of the 3 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 High Local Setpoint This value limits the setting of the Local Setpoint to values lower than it Analog value in engineering units Low Local Setpoint This value limits the setting of the Local Setpoint to values greater than it Analog value in engineering units This values define the time span of the tr
109. an address table of all the variables related to the project that can be accessed through MODBUS JBUS protocol 6 1 6 How to print the termination unit pinout 1 Select the Print command from the File menu 2 Select the command External Connections The command will produce a printout of the termination unit of the AC Prograph with the names of the input output terminations as used in the project It is a valuable document for the instrument engineer to understand the connections to do and particularly the ones related to the specific controller application 36 Chapter 7 Menu MENU The menu area located in the top part of the AC Prograph Ac Edit window provides you the set of tools you need to work with the program like controlling the display issuing commands to operate on your worksheet printing and archiving worksheets The menu area is shown in the picture below the top part consists of the 5 menu names while the bottom one has as set of buttons with the most frequently used operation allowing you to enter commands through a single keystroke a faster way than the one based on menu 4 Net Design Untitled AC Prograph32 oje ajla ajajaj sis el ASC 27 Net Design C Documenti Prograph VARI clima AC E dit ola aja 7 1 The File menu The File menu is the first on the left and it s very similar to the File menu of all the other Windows based application lt includes the following commands for hand
110. and They consists in all the modules required to perform a control loop from the input of the controlled variable to the generation of the control output 9 5 1 SP and Dev Set Point and Deviation calculation Description The functionality of the SDV module is illustrated in the block diagram below it briefly generates some preliminary processing of the signals required in a PID algorithm consisting of the calculation of the internal Working Setpoint of the loop according to the operating mode and the calculation of three deviation variables required by the peculiar structure of the PID module in the AC controller This SDV module supports both the normal PID and the ratio PID It receives 3 possible initial Setpoints set by the operator by the computer or by a remote signal and by mean of some processing computes the Working Setpoint for the PID module downstream In the case of ratio PID the initial Setpoint is always the value of the ratio while the Working Setpoint is computed by multiplying direct ratio or dividing inverse ratio the PV2 secondary variable by this ratio value In the case of standard PID indeed the PV2 is not involved and the Working Setpoint is derived directly by the initial Setpoints The process for transforming the initial Setpoint in a Working Setpoint is detailed as follows The Target Setpoint is an intermediate setpoint in this process while the Working Setpoint is the final one the setpoint
111. another for analog The meaning of the various field is described in Chapter 7 3 3 The two radio button at the top are disabled because all the parameters of all the modules are displayed Address List Module Curent All Addr Data Type Var Module Tag Function Double Register Register Double Register Double Register Double Register Double Register Register Wires addresses To activate the display of the JBUS addresses of the wire carry on the following steps 1 Pull down the Tools menu 2 Select the Jbus Address Display command 3 Select the Wires item from the secondary menu In the right corner of the Tool bar a small box will appear with the real time display of the address of the last wire you selected This display is continuously updated as soon as you select another wire A marker on the left side of the Wires item from the secondary menu explains that this functionality is enabled To disable it you must select again the Wires item from the secondary menu 7 6 5 Jbus Terminal Jbus Terminal consists in an emulator terminal allowing you to test the Jbus or Modbus communication of the S 485 Main Comm of the controller First of all you must properly connect the PC where the Jbus terminal is running to the AC controller This program can be used separately from the AC Prograph AC Edit program and with other types of devices different from the AC controller but communicating wit
112. arameter according to the choice operated in the Parameter window Module Symbol Inputs DIN1 DIN6 Digital Inputs to the multiplexer DS1 DS3 Selection inputs These digital inputs provide a 3 bit code specifying when this selection type is configured which of the 6 digital inputs must be retransmitted on the digital output DOUT Parameters Edit Digital MultiPlexer Lance Default Selection By Logic Inputs Cancel C Input 1 Input 2 C Input 3 C Input 4 C Input 5 C Input 6 155 AC Prograph User Manual Tag Default Selection Digital Select Input 1 Input 6 Output DOUT 156 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section allows you to choose the type of selection mechanism of the multiplexer This choice consists in the selection through the Select inputs DS1 DS3 which of the digital inputs DIN1 DIN6 must be retransmitted to the output DOUT These 3 inputs select the inputs to retransmit as in the following table DSi DS2 DS3 DOUT L L L DIN1 H L L DIN2 L H L DIN3 H H L DIN4 L L H DIN5 H L H DING For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the DIN4 input is retransmitted on DOUT This choice consists in selecting directly by the Parameter window which of the 6 digital inputs DIN1 DIN6 must be retransmitted on the DOUT output For instance i
113. arms in fact it can be used also as a control element of the strategy performing real time comparisons on process variables As a rate alarm this module computes the derivative of the signal at the input IN and compares it with a low and high thresholds defined by the user If the derivative of the signal is between the two threshold the alarm is off otherwise is on When the alarm is on the DOUT digital output goes in the active state Module Symbol Input IN Rate Alarm Input Analog value in engineering units Parameters Edit Speed Alarm X TAG SALM_1 m Max Slope Hys slone Dp HHH y TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Max High alarm level If the rate of change of the IN variable is greater than this Velocity threshold an alarm is generated on DOUT Analog value in engineering units with range from 99 to 9999 Hys Alarm hysteresis Value of the width of the hysteresis band The band is centered on both the two rate thresholds Analog value in engineering units with range from 99 to 9999 Min Low alarm level If the rate of change of the IN variable is lower than this Velocity threshold an alarm is generated on DOUT Analog value in engineering units with range from 99 to 9999 172 Chapter 9 Modules Output DOUT Digital output It is active if the rate of change of the input variable IN is eit
114. at you must keep a directory of all the variables all the AC controllers exchange on the LAN with their respective address So when you place the LAN module in the Consumer strategy you enter the correct address for it It s not enough to be sure that this address is unique in the strategy you are designing because the strategy in other controllers could use it In a strategy you can put up to 30 LAN Output modules and 30 LAN Input modules while on the LAN network you can have up to 256 Integer or Boolean and 256 float real time values Module Symbol Output Input Parameters Edit Lan Variable Ok Cancel Address Resolution cages Addres Z Addres m C Float C Logic 245 AC Prograph User Manual Tag Lan Point Type Resolution Address 246 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This choice specifies if the variable is produced by the strategy output or consumed by it input This choice specifies the type of data to exchange Integer Float or Digital Address of the variable on the LAN This must be an unique address in the LAN ANNEX A Annex 10 AC Prograph quick keys Shortcut Keys CTRL A CTRL C CTRL E CTRL F CTRL G CTRL H CTRL R CTRL S S CTRL U CTRL V CTRL X DEL Command Set the AutoRedraw function enabled See Chapter 7 4 3
115. ating that the last search has been completed unsuccessfully AC ProGraph Search completed Warning In order to search modules of the type OPR FN KEY you must enter in the Type field the mnemonic of the function programmed in the module For instance to look for an OPR module programmed as Adder ADD you must enter in the Type field the string ADD 7 4 7 Check Wires Check Wires This command outlines wires left open or unconnected after the execution of an operation of Cut o Cut Block How to use the command Check Wires 1 Select the Check Wires from the Edit menu After this operation the following two possible cases are presented No open wires have been detected In this case the strategy is correct without errors and can be downloaded to the AC station The following window is shown AC ProGraph No unterminated connections found 43 AC Prograph User Manual 44 A One or more wire are left unconnected In this case the following window with the list of all the wires left unconnected is shown To reach the unterminated end of the wire point to the wire in the list and click the left key This operation will select the wire Now if you click the Find button AC Prograph will position automatically the worksheet with the unterminated end at the center At this point you can modify the strategy in order to correct the error You need just to close the Search window and perform t
116. ave a project for the first time 1 Select the Save Project As command from the File menu The following Save Net File dialog box will be displayed Save Net File Salva in 4 Sde Residenti 9 1loop_b net Q 4visual net 39 1loop_c net Y Cascade net Y 2loop_a net Q Override net Y 2loop_b net Q Ratio net Y 2loop_c net Y Staz_am net Salva come NET File NET y Annulla I Apri in sola lettura 2 Select the unit and the directory where the project file must be stored The list of the files already existing in the chosen directory are displayed 3 Enter the name of the project in the File name field 4 Click on the OK button to confirm your choice and store the file on disk The project can be stored on any unit and directory supported by the operating system Once the project name has been assigned it is not necessary every time you want to save the project on disk to use this command that requires you to type the file name every time It is more efficient to use the command Save Project from the File menu or click on the Save button on the Tool bar this command save the project with its original name and in the location from where it has been read How to save the current project 1 Select Save Project from the File menu or click on the Save button in the Tool box The current project present in the worksheet will be saved with its original name and unit specified during the previous sa
117. avic deinen Create a LAN module neinni aonn AiE e 27 Create a module e Create a module from main MENU ococonconncnnonconcnaninncanannss 26 Created Wlleniiona iaa 29 Customize the Colors cecccsceecsessceseeseceeeeeeeeseeneeeeeeaeenee 62 Cut a module Cutian Objettii 3 scsi ties ett aisla 31 Debug a Strategy Debug eee eee cseereeeeeeeeeeeeeees 71 Define Area Marker oooonconninnnonoconnnnnonnonnononanononacnnonnonnonono 70 Delete a Debug point e Delete a modules ondaa micas 42 Delete a module tim ia 32 Delete a Node 33 Delete an Object 32 Disable AutoSave 59 Disable Backupriorini a ek E 61 Disable the Debug monitor ooonconncnicnnonnoccnoncnncnancnccanannos 72 Display the address list ES Download A project s scdi cccissssecden cintia e 250 Download an S19 fil8 ooonconicnconicniconocnncnooconannoncnaconccononos Download in the controller Enable the Debug monitor Enable Warning cu coset cvs dto First ime SAVE ii lili datar Get manufacturing date from an AC controller Get the size of the prOjECt ooooncnninnnnnnnnncnonccnnancnnnnnnnnnos Highlight a Wires ves riatas List all the modules List the LAN variables Lock an AC controller Merge tWO Projects cccseeccessesseeseceeeeeeceseeaeeseceaeeneeeaeees Mov am O EEE Open an existing project Paste Mod iia E a Pastor an ODjeCt ss onesie eers ei nesese inen dened Print the JBUS Addre
118. been off is greater than the configured value Halted Outputs SP Aux DO1 DO16 Run Hid NPGM NSGM SRT TCYC ACYC 238 the Programmer is reset forcing it to segment 0 and hold until an operating or a running mode change occurs either from the front panel through R H FST NXT and RST signals or from the strategy DHLD DRUN DFST signal When this condition is verified it overrides the previous one Analog value in engineering units Setpoint output of the module This analog output has a time profile according to data configured through the Parameter window It is intended to be the Setpoint of the loop controlling the Main variable PV Analog output in engineering units Auxiliary Setpoint output This analog output is set automatically at the beginning of each segment at the level configured through the Parameter window These values are hold for the entire segment Analog value in engineering units Digital outputs set at the beginning of the segment to the pattern configured through the Parameter window These values are hold for the entire segment Run mode This digital output is active when the program is running and becomes inactive when the Programmer enters in Hold mode or it has executed the last segment or it has been reset Hold mode This digital output is active when the Programmer is in Hold mode due either to an excessive deviation between SP and PV or other causes a
119. ber of trend pens is 8 Therefore if you have already put in your strategy two modules of type 4TP Four traces trend panel you have reached the maximum number of traces Therefore you cannot add any further Trend Panel of type 2TP and TRP even if you have exceed the maximum limit for these types of modules and even if you still can add 10 more display panel Furthermore beyond the trend limits and the maximum number of 12 modules you have another important limit on the display panels you cannot have more that 9 display modules of the same type in the strategy 81 AC Prograph User Manual 93 AddFunction Math The modules described in the following chapter belongs to the group associated with the Math item of the AddFEunction command They consists in all the modules required to perform mathematical calculations from the arithmetic operations up to a full expression with parenthesis 9 3 1 Arithmetic Description This module executes a basic arithmetic operation on a couple of scaled analog inputs The math operation is specified by the parameter Function while the two inputs are A and B and the result is the output R Module Symbol Inputs IN1 Analog Input A representing the first operand of the arithmetic operation value in engineering units IN2 Analog Input B representing the second operand of the arithmetic operation value in engineering units Parameters Tas ok Function Cancel Tag This parameter
120. cated by the DS1 DSS3 digital inputs is set active 1 while the others are inactive 0 When inactive 0 the DOn outputs doesn t change up to when DSEL becomes active Digital Outputs Chapter 9 Modules 9 4 8 Flip Flop Flip Flop J K Latch Description This module performs a J K Latch Flip Flop according to the values of the digital inputs as detailed in the Table below Module symbol DIN1 DOUT pin2 JKF JKF_1 1 1 Inputs DIN1 Digital Input 1 DIN2 Digital Input 2 Output DOUT Digital Output Its status changes according to the status of the DIN1 e DIN2 digital inputs as outlined in the table below Dm Dm2 pout No Toggle Toggle 95 AC Prograph User Manual 9 4 9 Flip Flop Flip Flop D Latch Description This module operates as the classical Flip Flop D Latch with 3 digital inputs setting the output according to the timing chart below Module Symbol Inputs DT Data digital input CLK Clock digital input RST Reset digital input Outputs illustrated below 96 Chapter 9 Modules 9 4 10 Monostable Description This modules implements a monostable circuit triggered by the digital inputs and capable to generate pulses of variable delays Through the Parameters of this module you choose between different operating mode and you enter the time values for the generated pulse There are four different operating mode Mode 0 The output beco
121. ce the differential pressure is measured The maximum value of diameter is 999 99 mm Diameter of the pipe where the gas to measure flows This parameter together with d and the parameter specifying the geometry of the measuring device allows the computation of the flow coefficient a The maximum value of diameter is 999 99 mm Density of the gas at the nominal conditions This values are required for the computation of the compressibility coefficient Dynamic viscosity of the gas at nominal conditions This values are required for the computation of the compressibility coefficient Absolute barometric pressure value referred to vacuum which the various fluid data density viscosity reference to The allowed range is from 0 0000 to 9 9999 Supercompressibility coefficient at the nominal conditions Molar percentage of CO in the gas This value is required for the computation of the supercompressibility coefficient The allowed range is from 0 0000 to 9 9999 Molar percentage of No in the gas This value is required for the computation of the supercompressibility coefficient The allowed range is from 0 0000 to 9 9999 133 AC Prograph User Manual Corner D and D 2 Output 134 This selection indicates that the location of the points of measure of the differential pressure is in the corner of the orifice as sketched in the following drawing Flusso gt a la
122. ce module for vertical alignment is the module at the farthest left while for horizontal alignment is the highest one To activate this menu the following operation must be performed 1 Select the functional modules the command must apply to 2 Point the mouse inside the selected area and press the right button of the mouse 3 The pop up menu is show Select the command as usual ALI El Copy This Block Cut This Block AutoConfigure Modules Align Nodes Align Modules a es a a a a aj 75 AC Prograph User Manual 8 SPECIAL COMMANDS AC Prograph AC Edit offers the followings commands for some special operations They are m The button Info 82 of the Tool bar allows you to examine the Sequence Index of a module and change it As already pointed out the Sequence Index of a module shows the order of the execution of the modules when the strategy s running in the AC controller m The Index command of the Help menu in the Menu bar provides an on line Help guide of the AC Prograph package It is currently under development and not yet available m The button About AC Prograph 2 available both in the Help menu and in the Tool bar provides you with information about the dimension of the strategy you have designed m The High Light Current Wire functionality allows you to enhance the visibility of a wire in order to get an immediate perception of the modules connected to it m The functions Esc or
123. clicking on the left button of the mouse AA OO ND The parameters are displayed with their default values and states Click on the field of the parameters you want to modify and enter the new values or click on the check boxes and radio buttons to select the various options 5 Click on the OK button to confirm the new configuration just entered 5 2 Wiring the modules 5 2 1 28 In order to create a control strategy the I O of the modules are connected them up by wires defining the signal flow through the entire strategy Wires A wire is connection usually displayed as a dashed line between an input pin of a module and an output pin of another module handling the same kind of signals of the input and therefore with the pins of the same color AC Prograph draws the wire with the same color of the pins interconnected together The default colors used are m RED for the Logic Variables m GREEN for the Floating Point variables m MAGENTA for the Integer variables A wire is displayed as a set of horizontal and vertical straight lines and it s managed by AC Prograph as a list of nodes corresponding to the points where the wire has a 90 bend The first node of a connection is located on the output pin while the last one on the input pin If you want to modify a connection you cannot modify directly the straight lines but you simply interact with the nodes PV1 MV DSAT DTUN PDEV IDEV DDEV
124. controller parameters with the AC Prograph ones The opposite operation that is to update the parameters of the strategy in the controller with the values of the strategy in the AC Prograph worksheet you must carry the following steps 1 Check that the control strategy in the controller is perfectly identical to the one in the AC Prograph worksheet You must verify that each module and each wire corresponds perfectly If not the update command will be automatically aborted 2 Selectthe Transfer command from the File menu 3 Select the Xmit Parameters to Instrument command from the submenu Warning Upload and Download operations are not executed if you are using the Selection menu of the AC controller 23 AC Prograph User Manual 5 USING AC PROGRAPH OBJECTS 24 5 1 This chapter describes how to create and modify a project providing all the details about the procedures for creating modules placing them on the sheet configuring and parametrising wiring among themselves and other various operation on the project objects All the information of this chapter refer to AC Prograph only Creating and configuring a module 5 1 1 5 1 2 5 1 3 Modules The control strategies consist of functional modules taking analog and digital signals through their inputs executing different sort of processing involving variables local to the module and transferring out the result as outputs The wires connect the modules a
125. created Inputs Outputs and Parameters The picture below a PID module as it appears when you place it on the worksheet The name at the center indicates the type of module while the field in the bottom left hand corner is the TAG of the instance like i e the name of this particular loop in the process controlled as Gas flow1 or Zone 2 Temperature The TAG is particularly useful at the controller level when the strategy is running because it provides an unique way to identify a module for displaying and interacting with it Chapter 5 Using AC Prograph Objects In the bottom right hand corner the Sequence Index of the module is displayed This number refers to the order of execution of the module when the strategy is running in the controller the modules are executed in ascending order of this index that is the one with number 1 is executed before the one at number 2 The inputs are listed on the left hand side of the module while the outputs are listed on the right hand side Through these I O pins interconnected among the strategy modules the signals flow in order to implement the control strategy Each module has a set of parameter peculiar to the function performed like the derivative time of a PID or the time constant of a filter This are internal variables that are set during the strategy design and can be changed by the operator once the strategy is downloaded in the controller The parameters are
126. ct it by clicking the left button of the mouse 2 Select the Delete command from the Edit menu or press the Canc key on the keyboard Ifthe selected object is a module it will be removed from the project together with all its wires if the selected object is a node it will be removed together with its wire and its branches 5 6 Operation on nodes A wire is a collection of node that are the points where the wire make a 90 bend If you want to modify a wire you need to change the position of its nodes Add Function gt Add LAN 1 0 Add Wire Add Area Marker Add Debug point Show All Nodes Zoom Auto Align Nodes Air Delete The Node menu selected from the main pop up menu recalled on the screen through the mouse right button is the command to use if you want to operate on nodes like to remove or to add a node to show all the nodes in a project or to align two or more nodes 5 7 How to modify nodes 5 7 1 How to add a node The Add command of the Node menu add a node to the wire segment selected How to add a node 1 Select the Add command from the Node main pop up menu 2 Identify the wire segment where you want to add the node by selecting the two nodes at the ends of the segment You select the first node by clicking on it and after you do the same for the second node 3 Select the point in the segment previously selected where the node must be added and click the left button of the
127. ctory where the program is installed and default is C Prograph and delete the files Prograph exe and Prograph lib 2 At this point proceed with the installation of the program by executing the Setup exe file in the first diskette PC with Windows 95 or NT 4 1 Open the control panel and launch the Application Installation 2 In the Property window Application Installation select the AC Prograph program and click on the Add Remove application 3 Select the instruction displayed on the screen 4 At this point you can proceed with the installation of the program by executing the Setup exe program in the first disk of the installation set 2 4 How to install an upgrade program 10 In order to continuously improve the product Ascon issues various upgrade releases of the program In the installation disk there are 2 directories one named win3x and the other win95 The first directory consist of the upgrade program for Windows 95 or Nt In both the cases the upgrade consists of a selfextracting file In case of win3 x the default path is C Prograph for the Win95 the default path is C Programmi AC Prograph If the programs are allocated in different path or disks enter the destination path in the dedicated window and press the Unzip key Follow the instruction displayed on the screen When this step is finished the program is updated to the new version The update version will work correctly
128. d a control strategy trough the Main Comm port of an AC controller To do it click on the Floppy disk in the top right corner On the next window shown select the function to perform The usual dialog box for the selection of the source or destination file is displayed amp Sending Receiving Configuration AC10 AC20 AC30 Series Configuration Send Receive Recognized Model AC30 7 6 6 Instrument Instrument This command includes a set of commands related to the controller safety Lock This command protects the strategy in the AC controller memory forbidding any change from the controller keyboard It disables the Pgr Select menu on the AC controller blocking any way for the user to change the strategy Before issuing this command check that the AC controller is connected with the PC by mean of the special RS 232 programming cable ASCON cod H10 395 1A1D9 How to activate the Lock Instrument 1 Pull down the Tools menu 2 Select the Lock command from the Instrument menu At the end the following message is displayed in order to confirm the execution of the given command 54 Chapter 7 Menu AC ProGraph Instrument Locked Normally this function is activated automatically every time a strategy is downloaded in an AC controller through AC Prograph UnLock This command removes the effect of the Lock Instrument command by enabling the Pgr Select menu on the AC control
129. d time named Delay Time Module Symbol Input DIN Digital Input with the signal to delay Parameters Edit digital Delay Tag pDLY_1 Delay Time 0 3600s jo Cancel k Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Delay Time seconds Delay It gives the value in seconds of the delay to apply to the IN signal before reproducing it on the OUT output 0 No delay Min 1 Max 3600 Output OUT Module output corresponding to the signal on the IN input delayed by the amount specified in Delay Time seconds 128 Chapter 9 Modules 9 6 3 Filter Description This modules implements a first order RC filter with the filter time constant defined by the user Module Symbol IN Analog Input value to filter in engineering units Parameters Edit Analog Filter Tag FILT_1 Time Constant s 0 0 0 mal gt 300 0 Cancel Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Time Constant s Filter time constant in seconds 0 0 Filtering is disabled Min 0 1 Max 300 0 Output OUT Analog Output with the filtered value of the IN input Analog value in engineering units 129 AC Prograph User Manual 9 6 4 Mass Flow Description This modules converts a raw flow or a differential pre
130. d with the file name you specify Transfer This command controls all the operations required for the transfer of the strategies between the controller and the PC The secondary menu allows you to specify exactly the operation required as follows For more information of the transfer operation refer to Chapter 4 To File S19 lt saves the project in the directory and with the file name specified using the Motorola S19 format To Instrument lt downloads the current project in the AC Prograph worksheet into the memory of the AC controller From Instrument to file S19 It uploads the strategy in the AC controller into the PC saving it on the disk in the directory and with the filename specified using the Motorola S19 format Load Parameters from Instrument lt allows to update all the parameters values in the functional modules of current project with the corresponding values in the AC controller Note This update operation is allowed only if the project in the AC controller and the current project in the AC Prograph are perfectly identical From File S19 to instrument It transfers a strategy stored on the disk with the S19 format directly in the memory of the AC controller Xmit Parameters to Instrument lt updates the parameters of a strategy already residing in the AC controller with the ones in the current AC Prograph project Note This update operation is allowed only if the
131. ddresses of all the variables of the module The list of the JBUS address is organized as described in 7 6 2 Refer to this chapter for more details 74 Chapter 7 Menu 7 13 Secondary pop up menu second d This secondary pop up menu available in AC Prograph only consists in a set of functionalities to apply to a selected collection of modules The following operations are supported by this menu Copy This Block This command consists in copying the selected modules into the Clipboard It is similar to the Copy Block command of the Edit menu For further detail about the operativity refer to 7 3 The Edit menu Cut This Block This command consists in copying the collection of modules into the Clipboard and removing them It is similar to the Cut Block command of the Edit menu For further detail about the operativity refer to 7 3 The Edit menu AutoConfigure Modules This command allows to configure all the selected modules with default parameters avoiding the time consuming job of editing separately each single module Furthermore it is useful after a paste operation of a set of modules in this case all the pasted modules are unconfigured Align Nodes This command is the same of the Align command of the main pop up menu Align Modules This command allows you to position in the proper order all the selected modules It is possible to align the modules both in vertical direction and in horizontal direction The referen
132. de if you do not want to use it in any case for the selection The three selection modes are Computer Supervisor Through the serial communication line a computer selects which of the three setpoints is the Target setpoint by writing into a particular register Please refers to the Communication manual for the details about the location and the format of the register to write 102 Chapter 9 Modules m Through a two bit code specified by the DRSP DLSP digital inputs of the module The following table specifies how the selection proceeds according to the status of the two digital signals DRSP DLSP Target Setpoint lo fo No selection performed E 1 0 4 Remote Set Point RSP lo E Local Set Point LSP Computer setpoint CSP m Via the front panel keyboard of the AC controller through the L R key You recall on the AC controller front panel the display of the DSV module and then press the L R key to select between the following choices that cyclically are shown on the display 1 No choice 2 Remote 3 Local 4 Computer It is possible to bias by adding an offset provided through the BIAS analog input both the Remote Setpoint and the Local setpoint but not the Computer setpoint Furthermore you can override the setpoint selection through the selection modes above forcing a Safety Setpoint when the DSSP digital input is active indicating that the loop needs to go in a safety c
133. decoder Description This modules is a 1 to 8 decoder It selects one of the 8 DO1 DO8 digital outputs according to the 3 bit binary code specified on the DS1 DS3 inputs The selected output is set to 1 while the others are set to 0 The DSEL digital input enables the module when set to 1 and disables it when 0 Once the module is disabled the output selected doesn t change even if the 3 bit binary code value varies Enabling again the module the output is selected according to the 3 bit binary code Module symbol DS1 DS2 ps DEC8 DSEL 93 AC Prograph User Manual Inputs DS1 DS3 DSEL Parameters Digital Select DO1 DO8 DSEL Outputs DO1 DO8 94 Digital Inputs specifying through a 3 bit number from O to 7 which output must be selected Digital Input controlling the enabling disabling of the decoder Only one of the DO1 DO8 digital inputs is set to 1 while the others are set to 0 The digital output set to 1 is selected by the three DS1 DS3 digital inputs according to the following table DS1 Ds2 DS3 OUT L L L DO H L L DO2 L H L DO3 H H L DO4 L L H DO5 H L H DO6 L H H DO7 H H H DO8 For instance se DS1 active DS2 active e DS3 inactive the digital output selected is DO4 Digital Outputs Only the output corresponding to the 3 bit binary code specified by DS1 DS3 is set to 1 All the others are set to 0 Digital input When active 1 the DOn digital output indi
134. digital outputs is indicated on the display through an alphanumeric string called item name intended to provide an immediate perception of what that pattern does on the process For instance one item name can be Valve XX open flagging that when selected the digital outputs will assume the status required by the strategy to open the valve XX On the panel all the 16 items are visualized in order to select them by the keyboard with a single scrolling operation followed by a confirmation Furthermore the item number that has been selected and that corresponds to the pattern of the outputs is shown on the display Tag of the Panel 10 Characters Current priority Requested priority Item name 14 char Display area of the 16 items patterns of the outputs As pointed above a priority arbitration is done when the request of setting the outputs comes from more than one device 217 AC Prograph User Manual The three selection modes supported are e Supervisory Computer Through the serial communication line a computer selects the item that is the pattern of the outputs by writing into a particular register Please refers to the Communication manual for the details about the location and the format of the register to write e Through a four bit code specified by the DI1 DI4 digital inputs of the module providing the item number e Though the front panel keyboard of the AC control
135. disk drive A or B AC Prograph User Manual 3 Activate the Program Manager select item Run from menu File enter in the Command line box the string A setup or B setup according to the drive where disk 1 is and click on the OK button to continue 4 A dialog box appears asking you to specify the unit and the full path of the destination directory the default is CAPROGRAPH where the C PROGRAPH will be installed Click on the Continue button to proceed with the installation or click on Exit Setup to abort the installation procedure At the end of the installation click on the OK button to return to Program Manager The CAPROGRAPH icon is generated automatically The executable program file is just one it is named prograph exe and it is stored in the same folder with the prograph lib library and the configuration file This latter file is named Prograph ini or Acedit ini according to the program AC Prograph or AC Edit used to configure the instrument All the other file required for the execution of the configurator program are stored in the C WINDOWS SYSTEM folder 2 3 How to Install AC Prograph AC Edit If you need to reinstall the program on a computer where an AC Prograph AC Edit version has been previously installed you must follow the following procedure m remove or disinstall the previous version of AC Prograph AC Edit PC with Windows 3 1 or 3 11 1 By mean of the File Manager look for the dire
136. diskette oooooonnoncnooncnonnconnnononononononncoonncnnnono 9 Backup on SaVe ooocnncononincnnonconononanncnnncnnonancnncnnc cono canonnnnnos 58 Black and White mode ooooooooccooccnonnconnnonnnonnncconnconnnonnnononnnnns 58 Block A TON 75 II cece eee cee cee eee eee ceeteeeeeeseeaeees 75 A bebesctctvevnenbed E E sesh each aeseestenne 75 Ub ieee EER OEE 75 C CU ii 76 Check WES Sada 43 Annex Check AC model Check Wires Color Palettes citadas Commands Configuration Menu AUTORA Wasi iii rancios AutoSave E AA TOTO A O A RON Paletas Save Configuration DEDUE a Strate pyn ar e RE enana corola aia canica 71 Definitions Control atera 13 Project TOREO Display Main WiddOW cccnnnonnnonoccnnnnnononnnononnnoncnncnnoncon nono rn noncnacnnos 14 Scroll Bars Status Bar TOBA iii diiia Display Panels 2 Bareraph irei e 197 4 Analog Display Panel oonononioninncnicnonnoncnnnancnncnninannos 215 4 Bargraph seora eedit eerie ena ein eae nea 201 Alarm TagList 211 Analog Display Panel ooocncnicninnnnnnncnonnonconcnnnancananannnos 213 Analog Value Pane fee Bar Sr aplisss c scesteveces sted sca sesennssdanceecevetes a a a a 193 ORTO OT 217 Trend Palanca dd 204 Display zoom ALCA ZOON ete e aa i a a e i a Entire project Standard display Documentation List E Edit Menu COPY oner an EER ER AA Aeon 41 CU r a 41 Delete e orraa a E EE RARE a 42
137. dow AC Prograph Tools bar Main men Vertical slide gt Project area Status bar Horizzontal slide 3 1 2 Status Bar The delimited area in the bottom part of the window named the status bar is used to update you through textual messages about the operations in progress On the left side of the status bar various messages are displayed to help you in using the program They shows if the machine is waiting for a command from you or if it is executing already a command and in this latter case it presents messages explaining the phase reached during the command execution Therefore it is strongly recommended to look at this message because it helps you in better understanding the operations and avoiding mistakes Chapter 3 Overview In the middle of the status bar the coordinates of the cursor position are displayed and real time updated at each mouse movement On the right side the status of the INS CAPS LOCK e NUM LOCK keys is indicated When the strings INS CAPS e NUM are displayed it means that the corresponding keys are in the lock status In the right corner of the bar the current time from the system clock is displayed 3 1 3 Scroll Bars On the right hand side and at the bottom of the AC Prograph AC Edit window located above the status bar there are two bars with the scroll box inside These tools allow you to scroll the window as any standard Windows based a
138. dsucsusecsucessececeddesucsoscuauescdecstecsecceteesstesassesees 13 3 1 AGC PROGRAPH WINDOW i cece suds epe a ete secedhiscsee du deeceslecstcedntedev ossadhceses EE eA RES e A ee ER R ARE EE 14 3 1 1 MINIMA a a e os og a 14 3 1 2 SATUS BOP a Au ERB RE 14 3 1 3 NAAA E ES O ADE 15 3 1 4 Tool Bar of AC Prograph AC Eit ccccccccsccsccsccesssssesessscecesccecceseeseesessesseesecceeseeseesessessesseceeceeeeeeesesaeeneeneeas 15 3 2 USING COMMANDS a tense Rate nth FR SA era oe ae dade SRS 16 3 2 1 TOOL BGP COMMENAS Sc a a as Ses BS I 16 3 2 2 Menu COMMANG Lee RR see ee a Ns Sa et Te a CO ceo 16 3 2 3 DAOFICUL EA AAEE E AE E AE AE E E EEE 16 HOW TO CREATE A PROUEC Civ vsisccessisvsccicicsccosssesscccsnactvotadecdasdesessvesedesesacccossvocedessgsacsesavedecetasacccensocesesccceseutcaseseus 17 4 1 GREATING A NEW PROJECT sient en hee hl dees hae Bee i a see A A ee 17 4 2 HOW TO CREATE OPEN AND SAVE A PROJECT u cccccessessscecececeeseecaeceececseseaeceeececseaaeceeeecesenssaeseeececeessaseeeececeeeeenees 17 4 2 1 Creating A NEW projetores niii e ea aa a EEKE EEE E SE EE EEE EEEE EEE A E a E a 17 4 2 2 Opening an existine Project s rainei a RE T EN RA E EE TEE R A E ge ES 18 4 2 3 Saving and NAMING a Project iraire aa Aaa te a aoa es a a oa aaae aaisa a apena aiea 19 4 3 DOWNLOADING A PROJECT cita at tdi 20 4 3 1 Connecting the Controller iii ici li tii aladdin 20 4 3 2 How to download a Projecbsaciiii Sidhe Satish ay Sates Salih do amp 21 US
139. dule of the strategy in order to display the type of Setpoint currently in use Loc Rem Comp Module Symbol Input MOD Input MOD from the display modules Output LSP Digital Output flagging the mode Local for the Setpoint RSP Digital Output flagging the mode Remote for the Setpoint CMP Digital Output flagging the mode Computer for the Setpoint 126 Chapter 9 Modules 9 6 AddFunction Miscellaneous 9 6 1 Analog Delay Description This module is a delay line reproducing on the output OUT the signal on the input IN delayed by a predefined time named Delay Time Module Symbol IN Analog Input in engineering unit of the signal to delay Parameters Edit analog Delay Tag hoLy_1 Delay Time 0 3600s jo Cancel E ls 2 El Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Delay Time seconds Delay It gives the value in seconds of the delay to apply to the IN signal before reproducing it on the OUT output 0 No delay Min 1 Max 3600 Output OUT Module output corresponding to the signal on the IN input delayed by the amount specified in Delay Time seconds 127 AC Prograph User Manual 9 6 2 Digital Delay Description This module introduces time delays on digital signals It reproduces on the output OUT the digital signal on the input IN delayed by a predefine
140. e as assigned by Tag Items Number Items Caption Item Selectors Priority default module mnemonic or entered by the user This value specifies how many items are configured The maximum number is 16 Each item has a well defined pattern for DO1 DO4 and an alphanumeric name Item name This 14 character string specifies the name of the item It is intended to provide an immediate perception of what the associated pattern does on the process when it is applied to the DO1 DO4 outputs This section allows you the setting of the priority for each of the three selection modes The allowed priority levels are High Medium and Low Set the value None if you don t want to use that mode in the selection of the item When a mode is set to none it is disabled that mode is not involved in the selection process at all Note it is forbidden to set two modes at the same priority level if two modes could have the same priority there is no way to decide which of the two should proceed with the selection of the item Outputs Digital Outputs Four digital outputs set according to the item and the priority arbitration result DO1 DO4 219 AC Prograph User Manual 9 10 10 4 Writable Analog Value Manual setting of 4 analog outputs Description This panel allows the user to set the value of 4 analog outputs feeding numbers into the strategy Up to 4 different analog outputs can be set Each of them
141. e a strategy is sent to an AC controller Backup on Save When enabled a backup copy of the strategy files are created every time a save command is issued Printing Mode This command allows you to choose between color or black and white printout for a proper match with the printer characteristics Palette With this command you chose between the following 3 type of display modes Black and White Both the worksheet and the modules are displayed in black and white while the wires are displayed with a dashed line This mode is particularly suitable for portable computer with plasma or LCD display or for monochromatic monitor PC Color The worksheet the modules and the wires are displayed in color Custom The color of the worksheet the modules and the wires are fully custom specified Define allows you to specify the color of each element of the object AC is on Port This command select which of the two serial ports of your PC is enabled for the communication with the AC controller according to the following list 1 Serial port RS 232 N 1 2 Serial port RS 232 N 2 Set Password This command allow you to enter or modify the password The password protects the access to the AC Prograph In case of an access violation the program switch to AC Edit Save Configuration With this command you can store on disk all the settings you have done with the Configuration menu This new configuration envir
142. e gas e d isthe diameter of the orifice e AP is the differential pressure measure on the two sides of the orifice e XS isthe value of the variable X at the nominal condition reference usually 0 C and 101325 Pa e X1 isthe variable X measured for the gas at the operating condition e Tis the gas temperature e P is the gas pressure e Z isthe coefficient of supercompressibility The compensated flow is retransmitted as an analog value Q to other modules like PID or totalizers Module Symbol Inputs P Barometric pressure of the gas referred to vacuum in Bar Analog value in engineering unit DP Differential pressure across the orifice in mbar Analog value in engineering unit T Temperature of the gas in C Analog value in engineering unit 132 Parameters AGA ISO Fluid flow measurement TAG faca_1 m Diameters Orifice Internal pipe d 0 00 Chapter 9 Modules m Tapping mode La Cancel C D andD 2 Fluid parameters Density Rho 0 0000 Kg m3 Supercompressibility Zr 0 0000 Factor Dynamic viscosity Dv p uPoise COs 0 0000 No 0 0000 Barometric pressure Bp 0 0000 Bar Tag Density Rho Dynamic viscosity Dv Barometric pressure Bp Supercompressibility Zr CO2 N2 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Diameter of the orifice Across the orifi
143. e hard disk In any case the license agreement gives you the right of installing 1 copy of the software The Software is shipped in 2 versions of AC Prograph AC Edit One is for Windows 3 1 or 3 11 3 floppy disks while the other one is for Windows 95 or NT or higher 4 floppy disks For further information about this subject you can refer to the AC Prograph license agreement 2 2 Installation procedure 2 2 1 Minimum requirements Hardware 486 DX2 based PC running at 66 MHz minimum or better Pentium 166 or higher with memory extended to 8 Mb of RAM 16 Mb are required at least with Windows 95 or NT and 1 spare RS 232 serial port Com1 o Com2 VGA or better SVGA graphics card and monitor Hard disk with 5 MB spare capacity at least 8 MB for the version Win95 and NT A 3 5 inches high density floppy disk drive 1 44 MB A 2 button mouse A 14 or better a 17 or 21 monitor Monitor resolution of 1024 X 768 or better 1280 X 1024 with 256 color Software MS DOS operating system v 5 0 or a later one Microsoft Window operating system v3 1 or 3 11 Microsoft Windows 95 or NT 4 0 or higher How to install AC Prograph on your PC Your PC must have the MS DOS Microsoft Windows or Windows 95 or NT already installed and running Carry out the installation as follows 1 2 Quit all the applications and run the Windows Program Manager Insert disk 1 with the AC Prograph software in the 3 5 floppy
144. e maximum value the IN signal can reach if it exceeds the limit the retransmitted OUT output is clamped to the threshold Analog value in engineering units Low Limit Low Limit This is the minimum value the IN signal can reach if it exceeds the limit the retransmitted OUT output is clamped to the threshold Analog value in engineering units Output OUT Output This output is continuously updated with the value on the IN signal limited to the range specified by the High and Low Limit Analog value in engineering units 139 AC Prograph User Manual 9 6 9 Slope Limiter Rate limiter Description This module provides a rate limiting functionality It retransmits the input IN to the output OUT by limiting it to a predefined value the rate of change The effect is that OUT ramps continuously towards the signal IN but limited to a specified rate of change Normally the two signal IN and OUT are identical but when the signal IN changes too rapidly exceeding the limits At that point OUT becomes different from IN and this situation lasts for the time required by the signal OUT to ramps toward IN without exceeding the rate limit The formula below explains the module functionality The module continuously computes the derivative of the IN signal by calculating the difference of the value at one sample and at the next sample and comparing it with the slope limit dIN Ts IN T Ts IN T Ts lt Slope where Ts is the sa
145. e module goes in Forced mode and the Output Y is set to the predefined Maximum Forcing value DA M Auto Manual Input This input selects the operating mode of this station as follows Active signal Manual mode Inactive signal Automatic mode DYMN Force Max Input When this digital input is active together with the DHLD Hold input the module goes in Forced mode and the Output Y is set to the predefined Minimum Forcing value Parameters Edit Output Management ae En m Output Limits Y Max 4 gt O K fe ajal gt Cancel TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Output Limits Setting of the maximum and minimum limits of the output signal Y Y Max Maximum Forcing value of the output If both DHLD and DYMX are active the output Y is forced to this value Y Min Minimum Forcing value of output If both DHLD and DYMN are active the output Y is forced to this value Outputs DBMP Digital Input corresponding to the Boolean OR operation on the DTRK Track mode DHLD Hold mode A M Auto Manual mode DCAM Computer mode signals It indicates through its negative transition when the adjustment of the PID terms for the BUMPLESS transition must be performed Y Control output It is the value to set the actuators in order to regulate the control variable Analog value in percentage with range from
146. e new value entered while the indexes of the other modules are readjusted on the basis of the change of the execution order Practically the Sequence Index values of all the modules with Index number between the new and the old Index value of the module selected will be decremented old lt new or incremented old gt new by one 2 The second way to change the Sequence Index uses the bottom part of the window With this method you can exchange the Index number of the selected module with the one of the modules in the list Exchange Execution Index with This list can be displayed by clicking on the arrow button on the right of the list field Once the module for the exchange has been picked up from the list you must confirm the operation by clicking the OK button Differently from the first method only the two modules selected will have its Sequence Index value modified while all the others are keeping the same value they had before executing the command In detail the module selected from the Exchange Execution Index with will have its Index set exchanged with the one of the module in the bottom part of the window 8 2 About AC Prograph The About AC Prograph display gives you a set of values about the dimensions of the data contained in your strategy total memory number of module number of nodes number of LAN modules quantity for each type of numbers and estimated execution time 8 2 1 How to use the Ab
147. e of the variable to be displayed max 3 characters e u Abbreviation for engineering units max 3 characters HHHH Format of the variable to be displayed 216 Chapter 9 Modules 9 10 9 Selector Control Panel Description This module provides the functionality of a control panel for digital commands lt has 4 outputs that are driven all together by the pattern selected through one of the 3 supported selection modes Keyboard Supervisory Computer and the 4 Digital Inputs Through these modes a number from 0 to 15 is specified that forces the 4 digital outputs to assume a well defined pattern corresponding to the binary coding of the number As with the SDV module each of these three different modes to operate the selection has a custom specified priority assigned to each of them the mode that has the highest priority makes the selection first In the case the selection mode with the highest priority has the no choice status the selection is done by the one with the immediately lower priority and so on The priority order can be changed further directly from the controller front panel assigning the highest priority to the keyboard This mechanism of overriding the priority scheme defined in the strategy configuration allows the user to operate when the process condition require his intervention leaving the control in the hands of the strategy at the end of the user operations Each of the 16 states of the
148. e of totalization corresponding to one pulse Every time the OUT totalization value reaches the threshold or its multiple specified in this Parameter a pulse is sent out on the Output DOUT The DOUT pulse output allows external counting device like mechanical counters to further totalize with a greater number of digits the IN signal Analog value in engineering units with ranges either from 9999 to 999999 without decimal point or from 999 9 to 9999 9 with one decimal point Rollover value corresponding to the maximum value of OUT When the Out totalization value exceed the Rollover value OUT is set to 0 continuing with the totalization from zero Analog value in engineering units with ranges either from 9999 to 999999 without decimal point or from 999 9 to 9999 9 with one decimal point Pulse output A pulse is generated every time the totalizer has been increased by a quantity corresponding to the Pulse Value parameter Analog output with the value of the totalizer It is forced to 0 when DRES is active 145 AC Prograph User Manual 9 6 12 Min Max Selector Description This module has two inputs and can be configured to select the minimum or the maximum of these two inputs The input selected is retransmitted out through the OUT output Module Symbol Inputs IN1 IN2 Parameters Edit Min_Max Selector Duput CE Minimum C Maximum Cancel LE Tag Output is Minimum
149. e request DIN1 Digital input to activate function 243 AC Prograph User Manual 9 12 6 Output control key block OPKL Description When the DIN1 input is ON the keys related to output change are blocked Module Symbol Parameters Tag Name of module request DIN1 Digital input to activate function 244 Chapter 9 Modules 9 13 Add LAN I O 9 13 1 LAN variable Softwiring between the AC controllers Description This module offers the possibility to exchange real time variables between AC controllers using the LAN network This functionality is called softwiring because it replaces the old way of using wires to implement this intercommunication Each variable corresponding to any connectable I O signal Boolean float or integer belonging to the strategy can be placed on the LAN network Each LAN variable has one Producer that corresponds to the AC controller where the variable is generated by mean of a LAN Output module While there are many Consumer of the LAN variable corresponding to all the AC controllers whose strategy is using the variable through LAN Input modules Each Producer will do automatically the task of updating all the Consumers AC controllers with the real time values of their produced variables Each LAN variable is identified by mean of an Address that is a number from 0 to 511 unique among all the LAN variables of all the AC controllers on the network This implies th
150. e terminal is ready to start To save the current configuration on disk select the Save Settings command in the Comms menu while for restoring the previously saved configuration select the Load Settings command in the Comms menu For instance let us interrogate the controller asking the values of 50 Registers at address 1 Select the F3 F4 Read Registers function The following window is displayed Read Registers x Starting Register Number of Regs Enter the values and press the OK button If the communication works properly the following window appears showing the reply of the controller to the interrogation 1 2 3 4 5 6 1 16384 59392 16544 35840 16000 8192 15791 0 16931 37632 16971 17792 16954 39104 16961 61952 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1041 1041 0 0 16968 0 16968 0 To repeat the interrogation again press the Send Data button without changing the comm parameters and values In order to facilitate the user when dealing with the floating point format the emulator has a tool to convert the floating point binary number to decimal numbers To do it press the Eloat Conversion button in the lower left corner 53 AC Prograph User Manual Float Conversions Ea To IEEE 32 Bit Representation From IEE 32 Bit Representation 2 015625E 0000 from 1 18E 38 to Z 3 39E38 Precision 7 digits The terminal emulator allows you to download and uploa
151. ected through an external input DSEL Once the module is deselected its OUT output will hold the value it had before the deselection until further selected Selection of the input The Select inputs DS1 DS3 specify which of the inputs IN1 IN8 must be retransmitted to the output OUT These 3 inputs select the inputs to retransmit as in the following table DS1 Ds2 DS3 OUT L L L IN H L L IN2 L H L IN3 H H L IN4 L L H IN5 H L H IN6 L H H IN7 H H H IN8 For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the IN4 input is retransmitted on OUT Deselection of the Output This behavior is controlled by the DSEL Input signal When inactive 0 it deselects the module holding the OUT output to the value it had at the time of deselection When active 1 the output OUT has the same value of the selected Input Module Symbol 149 AC Prograph User Manual Inputs IN1 IN8 DS1 DS3 DSEL Output OUT 150 Analog inputs to the multiplexer Analog value in engineering units Selection inputs These digital inputs provide a 3 bit code specifying which of the 8 inputs must be retransmitted on the output OUT Multiplexer Select digital input When inactive it deselects the module holding the OUT output to the value it had at the time of deselection Analog output of the multiplexer Its value correspond the one of the IN1 IN8 inputs as selected Analog value in engineering unit
152. ed This command is not executed if on the AC controller the Selection menu is currently operating Chapter 7 Menu 7 6 9 View Jbus Address File Once the strategy has been entered and after downloading it into the controller or after entering the About command that it has the effect of generating the mbr file you can activate the View Jbus Address File command from the Tools menu The standard NotePad of Windows will be displayed with all the addresses of the connections in the strategy that doesn t have a fixed address The dynamic address start from 30000 and up The following picture shows how the information are displayed Untitled mba Blocco note File Modifica Cerca 92 12 1999 Module Type Aal Tag AI_1 sn Parm 1 INA 36871 Register Parm 2 HS 36872 Register Parm 3 TING 36873 Register Parm 4 CLIN 36874 Register Parm 5 TFIL 40982 Double Register Parm 6 MLO 46984 Double Register Parm 7 HHI 46986 Double Register Parm 8 RLO 40988 Double Register Parm 9 RLI 46996 Double Register Parm 16 DP 36875 Register Parm 11 CUT 46992 Double Register Parm 12 emf_low 46994 Double Register Parm 13 emf_high 40996 Double Register Parm 14 xral 46998 Double Register Pin 1 DOUR 36865 Register 7 7 Configuration Menu The Configuration menu supports various commands for setting the graphic and o
153. ed during the execution of the segment If the deviation value exceeds the configured threshold the program goes automatically in Hold It returns back to the Run mode when PV re enters in the allowed range Execution Time This is the time assigned for the execution of the entire segments If the segment is a slope this parameter together with the values of the Final Setpoint and the Setpoint at the end of the previous segment defines the slope If the segment is a dwell time this parameter defines the time duration DO1 DO16 Pattern of the 16 digital outputs At the beginning of the segment execution the digital output will assume the specified pattern and will hold it for the entire segment To set an output to the active state you must click on the check box 236 Chapter 9 Modules Parameters of the Program n Power Fail Management window This window allows you to define a recovery strategy after a power failure choosing between a wide range of possibilities This setting is specific of each Programmer module and not of the AC controller Therefore in case of multiple Programmer modules in a strategy different Power Fail strategies can coexist The choices can be fixed or depending of some real time measured parameters like the deviation between SP and PV or the time the power has been off Program 0 Power Fail Management m Resume Mode C Set SP PY then Continue Cancel Hold then wait for Operato
154. eecsesaececseneeceesaeeeccesaececseseeceesaeeessesueeeceeeeaeess 59 7 8 1 TASA A Eo ae ie tes Bots Ae O 59 7 8 2 AUTORA WA A A iaa 59 7 8 3 E DUNA E i se taasee a ea Mla cast hs 59 IV AC Prograph User Manual 7 8 4 Warning Enabled careta ae aie ee attests 60 7 8 5 BACKUP On AV a A caps thew tenadsibicevion ati 61 7 8 6 Printinge Mod A A A tates A oy iad Sean es an Sac sky eae pena tee tae at 61 7 8 7 Pl a erent rene ar E det ae e te oe ALAS e nes Aine te Ur Tene ined ds ante Peg 62 7 8 8 ACAS ONO Li E e A E ace eae Bs di TA te ais 63 7 8 9 SEPA WI e O GRA A e BU a RE 63 ZoLO SAVE Conpe r tons soniri A A Tg ATA do 64 SAL Display TO0IBO AI Sag A AE da oak naaa ea is 64 ICON WANDOW titi tt idas 64 HOW TO POSITION THE FUNCTION BLOCK wis cesses cientesivn ceoseesixeressa susncodecuoenscuvaeeb ues ido asin nee ento nea none vob ano E OEE EENE TEE eos 65 MODBUS JBUS TERMINAL irnia e E E EE ET A iia ins TRAE EE E E E S 66 Deseriptionof the lA led ALO eco 67 7 9 HEP MENU Ai 68 TO MAIN POPUP MEN a a 68 TA A AAA AAA AN 69 LLL LE AAA UA CON aio T 69 TEED AGE AN VO riot 69 TALI AA WAVE E A E A AT AS ie BI BGR RS 70 LALA Add Area Marker At a 70 TADS ACADEMIA itil 71 LLO NOde id setae sete eS eats Rag Rha RE BREESE ESE ODENSE BS AS 73 PALA Loom n Bt a de SPR se REI ed oR Ried e o ens tal ee o Cael sl nl ee ts 73 7 12 SECONDARY POP UP MENU FIRST cion ee rieren edocs ctbeesducascssehcdbsecchsadebeeecvbeecdecesebece cpbsbecevaledesses
155. efore being retransmitted on the physical output It is entered as a multiple of the sampling time of the controller If set to O the signal is not delayed When selected the modules performs an inversion of the status of the DIN digital input The physical output corresponds to the Boolean NOT of the DIN input signal 189 AC Prograph User Manual 9 8 6 Time Proportional Out Time Proportioning Output Description This modules converts an analog signal Y generated by the strategy in a rectangular wave digital signal with variable mark space ratio proportional to the input The digital signal is generated on a physical digital output of the AC controller The cycle time of the rectangular wave is configured by the user while the duty cycle is controlled by Y Block Diagram AC Digital Output Y AIN DO1 DOS Module Symbol Input Y Analog input with the value of the signal to transform in a physical time proportioning digital output Analog Input in percentage Parameters Edit TPO module Tag TPO_1 Output n i y Cancel 5 14 gt 100 CycleTime s Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Output Numbers This number identifies the physical output of the Controller where the output signal in the form of a time proportioning digital output controlled by Y is located Cycle Time s This is t
156. el Digital Inputs Di rl O k Cancel BarGraph Max Process Variable Label Pvt hi mem ve Hitt Pwl Lo Trend Window Width J m HHH Y i Tag Analog Inputs Items Input Label Digital Inputs Input Label On Label Off Process Variable 206 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the 3 parameters for the configuration of each of the 5 analog inputs Al1 AI5 Allows to define the number of additional variables from 0 to 5 to be displayed It selects which of the 5 analog inputs you configure You configure one input at a time by entering the data about the Format parameter that defines the decimal point position and is described at chapter 9 1 and the Label parameter described below It defines the 3 characters mnemonic that identifies the variable when it is recalled in the scrolled list at the top of the display The value of the variable is displayed on the side of the mnemonic This section defines the 3 parameters for the configuration of each of the 3 digital inputs DI1 DI3 It selects which of the 3 digital inputs you configure You configure one digital input at a time by entering the data about the Labels as described below Active Status Label This 3 characters label is the string shown on the display when the stat
157. em At this point the dialog box for saving files will be shown Give a name to the Macro and save it in the directory Macro that resides in the Macro directory into the AC Prograph directory The file will be saved in the format mcr How to insert a Macro To add to your strategy a function previously stored as a macro follow the following instructions 1 Fromthe File menu select the item Insert Macro The dialog box for choosing the file to open will be displayed 3 From the Macro directory select the macro file to insert The dialog box will disappear Select the worksheet and click on an empty space 5 The strategy contained into the Macro will be displayed with the shaded boundary Drag the whole block in the final position and click outside of the dashed line 6 The Macro block will be inserted in the selected position 7 To end the insert step of the Macro you must configure the modules it consists of The insert step of the macro is terminated 7 2 4 Save Project Chapter 4 section 4 2 How to create open and save a project gives all the details about these operations 7 2 5 Save Project AS Chapter 4 section 4 2 How to create open and save a project gives all the details about these operations 39 AC Prograph User Manual 7 2 6 Transfer Chapter 4 section 4 3 Downloading a Project gives all the details about these operations Be sure that your COM1 or COM2 PC is pr
158. en you add this module in your strategy you must be sure that the target is an AC30 controller Module Symbol Parameters Edit Real Time Pattern Generator Tag rtc_1 Cancel Pulsed at Active Day Bus Doi foo fo0 f Sunday po2 foo foo f Monday D03 foo foo a Tuesday DO4 foo foo a C Wednesday DOS 00 foo r Thurday DOE foo foo Friday DO7 foo foo r C Saturday pos foo fo0 hh mm 228 Tag Event setting Pulsed at Active Day Outputs DO1 DO8 Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section specifies for each day of the week and for each output if the pulse must be generated and at what time The day of the week is selected by clicking on the corresponding radio button Enter in this field the hour and minutes of the day when you want the pulse be generated The pulse duration is 1 minute To generate the pulse you must click on this check box If you do not click on the check box the time condition you have entered is still kept but it is disabled with the consequence that the pulse is not generated Through these 7 radio buttons you select the day of the week For each day of the week and for each output you have a separate event time for generating the pulse Digital output pulsed at the configured time and day 229 AC Prog
159. end chart For instance if the value selected is 5 the trend on the panel describes the history of the variable in the last 5 minutes Local Setpoint value This value set through the front panel is the Local Setpoint that must be transmitted to the SDV module for the selection of the Working setpoint Analog value in engineering units Special I O signal used by this module and the SDV module to change and arbitrate the Setpoint operating mode change It must be connected to the equivalent I O of the SDV module of the loop Run Hold I O Bidirectional signals specifying the operating status of the Programmer This signal is connected with the R H I O of the PRG Programmer module and allows the handling of the Programmer mode setting between the Strategy and the Display Panel The operating modes are Run and Hold The change of the operating mode is done by mean of the key am as well as through the DRUN input Reset This digital output usually connected with the RST Input of the PRG Programmer module specifies on the rising edge inactive to active if the Programmer must be reset forcing it to start from the initial segment To generate a pulse on the Reset output you must first select the field RST scrolling through the lower menu with the key and second confirm the selection through the E key that corresponds to the lt button Fast mode This signal is usually connected with the FAST Input of the PRG Pr
160. engineering units the total counter value of the positive edges on the DIN1 digital input 99 AC Prograph User Manual 9 4 12 AND_8 Block AND8 Description This module performs the AND logic function of eight digital inputs The non configured inputs are put to ON Module Symbol Inputs DIN2 Digital input number 2 Output 100 Chapter 9 Modules 9 4 13 Shift block SHIFT Description This module performs a 16 bit shift register On the slope front of the DUP input the value of every output is copied respectively to the next output and the DIN1 input value is brought to the DO1 output SHIFT UP Command DO i 1 DO i for 1 lt i lt 15 DO1 DIN On the slope front of the DDN input the value of every output is copied respectively to the previous output and the DIN1 input value is brought to the D16 output SHIFT DOWN Command DO i DO i 1 for 1 lt i lt 15 DO16 When the DRES input is ON all the outputs are forced to OFF Module Symbol Inputs output DUP Input for the SHIFT UP command active on the slope front DDN Input for SHIFT DOWN active on the slope front DRES Input for register reset active when ON Output D01 D016 Digital outputs as a result of a SHIFT 101 AC Prograph User Manual 95 AddFunction Process functions The modules described in the following chapter belongs to the group associated with the Process Functions item of the AddFunction comm
161. ently running on the AC30 Programmer module There is no limitations in connecting any other analog signal but the format of the visualization In fact only the integer part of the value is displayed while all the decimal are stripped off Main variable This variable is displayed both by bargraph and numerically Each one in pair with a SP input is trended in one of the two charts The most frequent use of this input is for the process variable driven by the Setpoint programmer Analog values in engineering units Setpoint variable This variable is displayed both by bargraph and numerically Each one in pair with a PV input is trended in one of the two charts The most frequent use of this input is for the setpoint output of the Setpoint programmer Analog values in engineering units r Digital Inputs Input DM Label Off loFF Label On ON Trend 1 Label Win Width 12 Max 100 Min fo EEN y vv Trend 2 Label Max foo Min fo Win Width e y Cancel 209 AC Prograph User Manual Tag Digital Inputs Input Label On Label Off Label 1 Label 2 Max 1 Max 2 Min 1 Min 2 Win Width 1 Win Width 2 210 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the 4 parameters for the configuration of each of the 3 digital inputs DI1 DI4 It selects which
162. er MOD AC Prograph AC Edit allows you to create modify and document Control strategies A control strategy is defined by functional modules taking analog and digital signals via their inputs processing them according to different algorithm and then passing the results to their outputs interconnected together through wiring like on a circuit 13 AC Prograph User Manual 14 diagram defining the flow of signals between the modules You can pick up the modules from the library supplied with the AC PROGRAPH and consisting of hundred different types configure them assign parameter values position them with the mouse on the screen and define the connections among them in order to implement the strategy m Projects The project is the set of electronic documents containing all the information about the control strategy Normally it consists of a set of 3 4 files with the same filename but different extension m Printed documents The AC Prograph AC Edit supports different types of printing in order to produce a proper paper documentation of you project 3 1 AC Prograph window The AC Prograph AC Edit window is using tool bar and menus as any other Windows application providing the user friendly interface of this operating system In this section you will learn the basic of a the AC Prograph AC Edit window like the status bar the scroll bar and the tool bar 3 1 1 Main Window The picture below shows the main win
163. er 9 Modules 9 6 25 Remote Max Slope Limiter Rate Limiter Description This module is a rate Limiter that limits the rate of variation of a signal the two analog inputs Up and Down specify the maximum rate thresholds of the signal when it respectively is decremented or incremented This module is similar to the MSL module The only difference is that the rate thresholds are analog input to the module instead of a parameter that the user can set through the operator menu Module Symbol A in OUT up MXSL DOWN MXSL_1 Input IN Analog Input to which the rate limiting function is applied UP Analog Input indicating the maximum rate threshold when incrementing the signal It in a number in engineering units sec DOWN Analog Input indicating the maximum rate threshold when decrementing the signal Output OUT Analog output with the signal after the limiting process 167 AC Prograph User Manual 9 6 26 IBTW In Between Description This module receives 3 analog input and forwards the input signals that is between the other two to the output Ex If IN1 50 and IN2 70 and IN3 30 gt out 50 input 1 Ex If IN1 30 and IN2 50 and IN3 70 gt out 50 input 2 Ex If IN1 70 and IN2 30 and IN3 50 gt out 50 input 3 Module Symbol Input IN1 First Analog Input in engineering units IN2 Second Analog Input in engineering units IN3 Third Analog Input in engineering units Output
164. escription This module generates a pulse on its output every time a power up or a strategy download occurs on the controller The pulse duration corresponds to 3 times the parameter T Sample sampling time of the controller specified in the SYS module Module Symbol PWRF PWRF_1 1 1 Output DOUT Module digital output This output is pulsed at each restart of the instrument The pulse duration is 3 x T Sample 241 AC Prograph User Manual 9 12 4 Failure Error detection and flagging Description This module once the diagnostic of the AC controller has detected a failure activates a digital output in order to trigger same logic out of the instrument The user chooses which of the 8 digital outputs of the controller must be activated Block Diagram System error Module Symbol AC digital output DOx Parameters Edit System Fail Tag FAIL_1 System Alarm Is Digital Dutput Tag System Alarm Is Digital Output N 242 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This digital output is activated when a failure has been detected by the diagnostic of the AC controller Chapter 9 Modules 9 12 5 Setpoint control key block SPKL Description When the DIN1 input is ON the keys related to the Setpoint change are blocked Module Symbol Parameters Tag Name of modul
165. esnesesensenseesereeneseeated 153 9 6 17 Digital Multiplexer Software ccccccccccceccesesseesessessecnecsccnceeceesesseesesececeeecesessessessessesneceeceeeeseesesaeeesseeaeed 155 9 6 18 Digital Multiplexer Hardware Joss eten eie ti o ari 157 9 6 19 Digital Demultiplexer Software ccccccccceccecceccssesseeseenetsseeseeseesesseesesneesecuecesenseeseeeciessesnesnesneseesesesseeeseeatents 159 9 6 20 Digital Demultiplexer Hardware ccccccecceccscssesssseseseeesensceseesesseeseseceecueeescesessessesesecneceseeseeeeesesaeeaeseeaeed 161 9 6 21 Analog To Digital A D converter icecececesesseesetseeesenecesencenseesesseesececeeceeescesensessesesnecieseseeseesensesaeeaeseeated 163 96 22 Digital To Analog D A Converter Poio SEO 164 9 6 23 Panel Selector Set page ecccccescsscssessssseeseeseesevseeseesecsecsesesceceeseesesseeececeeceseeseesesseesessececeseeeesesseeseseeaeents 165 9 6 24 Timer Block COUNT A A on RG aA 166 9 6 25 Remote Max Slope Limiter Rate Limiter 0 ccccccccccscceseeseeseesesseenecneeeecuseeseuseseesesnesnesnesesensenseeseseenesneeaeed 167 0026 UB LW CIN Be Wen Tai a a A AEREE eT 168 9 7 ADDFEUNCTION ATAR MSc is 169 9 7 1 Alarm Absolute and Device airada A EA Ee nato dai aa 169 9 7 2 RAM A dh AA a A ee ie Sa ne ace ATS a 172 9 7 3 Computer TimeOut oorno e ii e ia da e 173 9 7 4 LAN TimeOut L A N comm alarm cooininnninvnnnnnn ninnnnnnnnc rn 174 9 7 5 Expansion Unit TimeOut csc 00 A A RA TS ag AAA TA
166. f Input 3 is selected DIN3 is continuously retransmitted on DOUT Digital output of the multiplexer Its value corresponds to the one of the DIN1 DIN6 digital inputs as selected through the Parameter window Chapter 9 Modules 9 6 18 Digital Multiplexer Hardware Description This module is an 8 to 1digital multiplexer One of the 8 digital inputs DIN1 DIN8 selected by mean of the 3 bit code on the DS1 DS3 inputs is retransmitted on the DOUT output Furthermore the module can be selected or deselected through an external input DSEL Once the module is deselected its DOUT output will hold the value it had before the deselection until further selected Selection of the input The Select inputs DS1 DS3 specify which of the digital inputs DIN1 DIN8 must be retransmitted to the output DOUT These 3 inputs select the inputs to retransmit as in the following table DS1 DS2 DS3 DOUT L L L DIN1 H L L DIN2 L H L DIN3 H H L DIN4 L L H DIN5 H L H DIN6 L H H DIN7 H H H DIN8 For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the DIN4 input is retransmitted on OUT Disabling of the Output This behavior is controlled by mean of the DSEL input signal When inactive 0 it deselects the module holding the DOUT output to the value it had at the time of deselection When active 1 the output DOUT has the same value of the selected Input Module Symbol 157 AC Prograph User Manual
167. fault module mnemonic or entered by the user Through the four radio buttons you choose the operating mode of the monostable as detailed above Mode 0 The output becomes active after a time interval specified by the parameter Delay Samplings from the positive edge of DIN1 and becomes inactive when DIN1 becomes inactive Mode 1 The output becomes active on the positive edge of DIN1 and becomes inactive after a time interval specified by the parameter Delay Samplings from the negative edge of DIN Mode 2 The output becomes active on the positive edge of DIN1 and becomes inactive after a time interval specified by the parameter Delay Samplings Mode 3 The output becomes active after a time interval specified by the parameter Delay Samplings from the positive edge of DIN1and becomes inactive after a time interval specified by the parameter Delay Samplings from the negative edge of DIN Delay time related to different events according to the operating mode and entered as a number of time units Each time unit corresponds to the sampling time of the controller and it is not a fixed value because it depends of the size and complexity of the strategy Digital Output of the monostable If the RES input is active DOUT is forced to the inactivate status If RES is inactive DOUT depends of the DIN digital input status the selected operating mode of the monostable and the Delay Samplings parameter Chapter 9
168. fault module mnemonic or entered by the user Setting of the maximum and minimum limits of the output signals Maximum Forcing value for the Heat channel If both DHLD and DYMX are active the output Y is forced to this value Analog value in percentage with range from 0 0 to 100 0 Dead band It set the Deadband of the phase splitter if the value is positive while it sets the Cross band if the value is negative Analog value in percentage units with range from 10 0 to 10 0 Maximum Forcing value for the Cool channel If both DHLD and DYMN are active the output Yc is forced to this value Analog value in percentage with range from 0 0 to 100 0 Digital Input corresponding to the Boolean OR operation on the DTRK Track mode DHLD Hold mode A M Auto Manual mode DCAM Computer mode signals It indicates through its negative transition when the adjustment of the PID terms for the BUMPLESS transition functionality must be performed Heat Control output It is the value to set the Heat generator in order to regulate the control variable Analog value in percentage with range from 0 0 to 100 0 Cool Control output It is the value to set the Cool generator in order to regulate the control variable Analog value in percentage with range from 0 0 to 100 0 119 AC Prograph User Manual 9 5 5 Servomotor Out Servo Positioner Description This module is a servo positioner like a valve positioner that control
169. fective way avoiding confusions and giving immediate understanding of the operativity the following general rules about the formatting of the text apply to the whole manual Formatting rule Type of information Symbol 4 It indicates the beginning of an operating procedure SMALL CAPITALS This is the format used to indicate the names of keyboard keys If more keys must be pressed at the same time their names are linked together with the symbol For instance CTRL C is the shortcut for copying a module Boldface This style is used for the names of menus dialog boxes menu commands Mouse rules and terminology AC Prograph AC Edit requires a two button mouse that provides the following operativity m The left button is used to select a command or an object of the project m The right button is used to cancel a command previously assigned or to enable a function library These are the terms used to explain the operation with the mouse m To Point to means to move the mouse pointer on the screen over an element m To Select to means to point to an object and click the left button of the mouse m To Click means to press and immediately release the mouse button without moving the mouse To Double Click means to rapidly click twice without moving the mouse m To Drag means to move the mouse to another point on the screen while keeping the mouse button continuously pressed Chapter 3 Overview 3 OVERVIEW AC
170. fed into the PID algorithm This setpoint value derives from 3 different setpoints e Local that is the value entered through the keyboard LSP e Remote that is an analog value coming from an input of the module RSP e Computer that is a number set by a computer through the serial line by writing into a particular register CSP Please refers to the Communication manual for the details about the location and the format of this register Through the section Setpoint Source of the Parameters window you specify for each of these three setpoints if it should be considered for the calculation the Target Setpoint The selection of the Target Setpoint from the three setpoints above is done by a selection strategy consisting of three different modes to operate with a custom specified priority assigned to each of them The mode that has the highest priority makes the selection first In the case the selection mode with the highest priority has the no choice status the selection is done by the one at the immediately lower priority and so on Obviously only the setpoints enabled through the Setpoint Source selection process section will be considered in the The priority for each of the selection modes is set by the user through the Sp Selectors Priority of the Parameter window for each mode you can assign a priority level of low medium or high But you can also disable completely a mo
171. g different RGB or HSB levels or selecting a position on the gray scale slider 62 Chapter 7 Menu Colore RIES Colori di base _ a in i Colori personalizzati TF E E E f Sa ae E IGT ColorelTinta Denmsci colon personalizzati gt gt unita Lum Annulla Aggiungi ai colori personalizzati To proceed with the custom color assignment you must pick up from the palette the new color and click on the OK button to return back to the Custom Color Editor window You will note that the color you just selected is displayed in the box at the right top corner Continue with the color assignment procedure above for all the elements of you object you want to redefine 7 8 8 AC is on port AC is on port allows the selection of the communication port to use to communicate with the AC controller E How to use the AC is on port command 1 Select the Configuration command in the menu bar 2 Select 1 for Comm1 or 2 for Comm2 7 8 9 Set Password Set Password allows the modification of the existing password The password is checked when the program starts and it enables the use of AC Prograph If it is wrong it causes the automatic switch to AC Edit For more information refer to cap 0 How to use the command Set Password with AC Prograph AC Edit 1 Select Set Password from the Configuration menu 2 A window for data entry is displayed Enter the password and confirm with the OK button
172. gital Select DO1 DO6 Outputs DO1 DO6 160 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section allows you to choose the type of selection mechanism of the multiplexer This choice consists in the selection through the Select inputs DS1 DS3 of which of the digital outputs DO1 DO6 must be set with the value of the IN input These 3 inputs select the output to retransmit as in the following table DS1 DS2 DS3 DIN L L L DO1 H L L DO2 L H L DO3 H H L DO4 L L H DO5 H L H DO6 For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the DO4 output is selected This choice consists in selecting directly by the Parameter window which of the 6 digital outputs DO1 DO6 must be set with the value of the IN Input For instance if Output 3 is selected DIN is continuously retransmitted on DO3 The digital outputs that are not selected are set to 0 Digital outputs of the demultiplexer The DIN input is retransmitted on the Output selected while all the others are set to 0 value Chapter 9 Modules 9 6 20 Digital Demultiplexer Hardware Description This module is a 1 to 8 demultiplexer of digital signals It retransmits its DIN digital input to one of the 8 DO1 DO8 digital outputs The output is selected through the 3 bit code on the DS1 DS3 input The other not selected outputs are set to 0 Furthermore the
173. h Jbus Modbus 51 AC Prograph User Manual 52 Select the Jbus Terminal command from the Tools menu or launch directly the terminal emulator program by clicking on the file PmBus exe in the Working directory of the AC Edit and AC Prograph The following window is displayed Ki Serial Communication Program Modbus or JBus Protocol A x Comms About ASC Modbus Functions Ej Functions E C F1 F2 Read Coils C FT Read Status C F3 F4 Read Registers C F15 Force Multiple Coils C F5 Force Single Coil C F16 Preset Multiple Regs C F Preset Single Reg C Custom Function Float Conversion Active Function None _Send Data First of all all the working parameters of the terminal emulator must be set From the Comms menu select the New Settings command Serial Communication Program New Settings Load Settings Save Settings Exit The following window is shown where the most important parameters of the terminal are shown the serial port to use the communication speed the controller address and the type of protocol to use Communication Settings Ea CommPort gt BaudSelection ProtoCol CCom C 2400 C ModBus C Com2 C 4800 Com3 9600 Mn Address Com 4 19200 Jf OK x Cancel Chapter 7 Menu Now if the controller is properly communicating with the computer the message Connected is displayed on the terminal window This means that th
174. he mouse and drag the object on the worksheet Then release the mouse button At this point the function block will be positioned ready to be configured Icon Window In the picture on the side and example of the icon window is shown As shown in the picture the group is selected by mean of the lt or gt button or directly from the selection window of the group In the example on the side the Miscellaneous group is displayed Positioning the mouse cursor on the selected icon it displays a small flag with the function block name The window on the side is of type floating that can be freely moved in any part of the worksheet This window is automatically selected every time the cursor moves over it in order to facilitate the selection of a block The window of type Right Aligned has the same functionality of the window Floating but it is presented in a fixed position without the possibility to move it 64 Chapter 7 Menu How to position the Function Block The pictures below show the sequence of operations to place a function block on the worksheet 1 Position the cursor on the icon of the function block to select 2 Press the left button of the mouse and keep it pressed The cursor changes in a big arrow 3 Drag the cursor in the wished position 4 Release the left button of the mouse ToolBox ToolBox Point 1 Point 2 Point 3 Toolbox AS Logic Point 4 At this point the func
175. he modifications Floating Connections Wire Type OE 5185 ea th AAA BN 5 OUTPUT Find 8 OUTPUT 7 5 The Tools menu The Tool menu is specific of the AC Prograph application and has the set of commands you need to organize the worksheet and its display and to control the interaction with the AC controllers The following commands are supported by this menu Net Design Untitled _ AC Prograph32 File Edit MER Configuration Help b Redraw window Edit Modules Ctrl E JBus Address Display gt jBus Terminal sa a lt tn Lock UnLock Check model Password Set Instrument m Redraw Window This command draws from scratch the worksheet presenting a complete and updated picture of your strategy It is useful to clean your drawing on the screen from the garbage generated by some modification to the strategy handled with the FastRedraw enabled like creating or deleting a wire Edit Modules This command displays a small window with the list of all the modules contained in your strategy If you make a double click on the name of a module you jump directly to the corresponding module editor for modifying and entering new values JBUS Address Display This command displays a window with the JBUS addresses of all the module parameters and the wires contained in the strategy The knowledge of these addresses is important for interfacing the controller to supervisory systems Two secondary men
176. he value in seconds of the period of the rectangular wave The range is between 1 to 100 seconds The mark part of the rectangular wave is proportional to Y For instance if the Cycle Time 10 seconds and Y 30 Therefore the mark time of the rectangular wave is 3 seconds while the space time is 7 seconds 190 Chapter 9 Modules 9 9 AddFunction Supervisor I O 9 9 1 Analog In Out Computer interface Description This module consists of 8 analog values corresponding to input or output values of the strategy that can be easily accessed through the RS485 JBUS serial port Main Comm by a Supervisory computer Differently from most modules of the strategy that can only be accessed at addresses variable with the configuration and not predictable the values of these 8 variables can be read or written at fixed JBUS addresses you read on the Communication Manual Therefore this module represents a simple way to interface measures and setpoints with the Supervisory Computer The computer access the variables by writing in the input ones and reading the output ones Module Symbol Inputs Outputs AlO1 AlO8 Analog I O variables Each variable can be either an input or an output one depending of the wire connected to it The computer access these variables by writing in the input ones and reading the output ones 191 AC Prograph User Manual 9 9 2 Digital In Out Computer Digital I O Description
177. her greater than the Max Velocity threshold or lower than the Min Velocity threshold 9 7 3 Computer TimeOut Description This module monitors continuously the communication activity between the Supervisory Computer and the AC controller If the computer stops to interrogate the instrument for more than a predefined time configured through the Parameter window the DOUT alarm output goes in the active state flagging that the alarm condition has occurred Module Symbol Parameters Edit Computer TimeOut Tag PALM_1 TimeDut fs Ok 30 0 a E gt 600 Cancel TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user TimeOut s Timeout This value is the minimum time of lack of the communication activity between the Supervisory Computer and the AC controller that generates an alarm output Analog value with range from 0 to 600 Output DOUT Alarm Output This output is in the active state if the communication between the Supervisory Computer and the AC controller stops for more than the timeout 173 AC Prograph User Manual 9 7 4 LAN TimeOut L A N comm alarm Description This module generates an alarm if there is not on the LAN any communication activity with destination the AC controller for more than the timeout time The timeout time is configured by the user through the Parameter window The DOUT alarm output goes in the acti
178. i157 Digital Multiplexer Software 0 0 ee eeeeeeeeeeteeeees 155 Pl ta O desta cesta as Linearizator ae Mass FIWO ea e E as Min Max Selector scoir oian 146 Scale Changer Slope Limiter Modules Add a LAN module issie Keseri 69 Adda module toma ts 69 CONTISUTAION ts tit COPYING eso rias Creation IN Creation from main menu CU iia ess Deleting carita Details ii A ad General Information DlsCuendaari 2 Bargraph eese iss 4 Analog Display Panel ee eeeseeeeeeeeeeneeeeeees 215 RT A D Converter Alarm Absolute and Deviation oooooooccconnconncconncns 169 Alarm TagLiSt ooooncnnonncnnnnincncnnnns 211 Analog Constant Multiple ooocncnionnninnnnnnninnancnnnnnnos 85 Analog Delay ssec 21 Analog Demultiplexer Hardware 0 cess 153 Analog Demultiplexer Software cece 151 Analog Display Panel de Analog Hold visit AMA OG Mitosis Analog In Out Analog Limiter Analog Multiplexer Hardware ie Analog Multiplexer Software coconcncnonnccconccnnnninannos 147 Analog Out Analog Single Constant Analog Potalizert iia 144 Analog Valte snn resiinin tiaki oioni iea 220 222 ATHE C seta tati 82 Bargraph 193 Computer Timeout oocococnicnnnninncnnononnnnconcnonononananinannos 173 Configuration rra 240 Counter D A Convertel ccccccceeeee 164 165 166 167 168 Decoder tc ti 93 Digital Constable 90 Digital Delay
179. ign Nodes feature of the Node pop up menu 5 4 5 5 Chapter 5 Using AC Prograph Objects Cutting copying pasting and deleting objects In AC Prograph the Cut Copy Paste e Delete commands of the Edit menus allow a range of useful operations as explained below Cut allows you to take the selected object and copy it in the clipboard memory before deleting it The object can be further extracted from the clipboard by the Paste command and placed in another point of the worksheet m Copy allows you to copy the selected object in the clipboard memory m Paste allows you to extract from the clipboard an object and place it in another point of the worksheet m Delete allow you to delete an object without copying it in the clipboard memory The first three command can be applied to the project modules only while the Delete command can be used with modules nodes and wires All the three commands Cut Copy e Paste are also available as buttons in the Tools bar How to Cut Copy Paste 5 5 1 5 5 2 5 5 3 How to cut an object The command Cut allows you to remove an object from the worksheet and put it in the clipboard memory How to cut a module 1 Point to the module to remove and select it by clicking the left button of the mouse 2 Select the Cut command from the Edit menu or click on the Cut button of the Tool bar The module will disappear together with all the wires connected to its input and output
180. in the controller indicating analog variables both in numeric than in bargraph form logical variables by symbolic names of the states and alarms by messages Furthermore this module is not just a display device It s a front panel providing all the functionalities to carry out all the basic operation required to interact with the loop In fact it allows e the setting of the Local setpoint e the change of the Setpoint operating mode between Local Remote and Computer e the change of the Output operating mode between Auto and Local To carry out these operations the modules has 3 outputs One the D AM is used to flag the loop operating status to the Out Management module while the other two MOD and LSP are used to handle the Setpoint transmitting out its Local value performing operating mode changes and arbitrating the request of a different operating mode with the other sources Digital inputs and Supervisory Computer Main Variable PV1 Tag 10 char g1 6 char with sign and dp a Scrolled variables values 3 char IA 6 chars with sign and d p Al 1 2 3 4 5 e LSP Scrolled Variables Mnemonic 3 char Setpoint operating mode MOD Scale High range 6 char with sign and Requested Setpoint Mode Loc Rem Com dp Logic Variables display 8 char strings DI 2 3 Slider Cl1 gt Bar graph BI1 a a mode DA M Scale Low range p Output value in Y _
181. ing on the left button of the mouse drag to the icon of an empty program Release the mouse button The empty program icon becomes now red flagging that the copy has been successful The button with the program number allows you to select the program you want to edit and starts this operation After clicking on the button the window Program n data appears with all the general information of the program you want to edit Chapter 9 Modules Parameters of the Program n data window This window allows to examine and set the basic parameter of a program and to access to more specific information like the segment parameters and the power fail strategy The basic parameter of a program include the range of the generated setpoint the time base the number of cycles the program has to repeat and the acceleration factor normally used for testing the program The Power Fail button bring you to a window where the recover strategies after a loss of power are programmed The Delete button allows to delete completely a program releasing the memory allocated to it while the Segments pushbutton allows to access to the specific information of each segments of the selected program Program 3 data Rane y Time Range Hi 100 0 Mode mm ss y Range Lo 0 0 Acceleration Factor HHH Y I tik Cancel Cycles Edit Z 5 Sn Segments Pwr Fail IV No Limit i Delete Segme
182. input IN retransmitting the totalizer results on the output OUT This modules includes other functionalities related to the flow totalization like the generation of a pulse output for driving external counters a drop out threshold on the Input that stops the totalization when the Input signal is below it and the scaling of the Input signal before the totalization in order to set the engineering units of the totalizer The modules has the possibility to accumulate pulses to avoid to miss pulses when the IN variable varies too rapidly The output pulses will reach the totaliser value in quieter times when IN is more slow A Reset input allow you to reset the totaliser value Module Symbol Inputs IN Analog Input with the signal to totalize Analog value in engineering units DRES Reset Input When this signal is inactive the module totalizes the signal IN This corresponds to the integral in time of the signal IN from the time of the falling edge to the inactive state of the DRES input When active the totalizer is reset and the OUT signal is forced to 0 Parameters Edit Totalizer TAG roT_ Input dropout JEE HHHHH z ho K Cancel EER Pulse Scale Factor Value Rollover N B in order to have a reasonable precision in the totalization it is Rollover a suggested to keep the ratio gt at a value lower than 10 INsct 144 TAG Input dropout
183. inversely when it is in the range O to 100 Yc is set to 0 while Y is set to TRK These values are valid if the deadband of the phase splitter is set to 0 otherwise they slightly change If DHLD Hold is active both outputs are frozen If both DHLD Hold and DYMN Force Min are active the output Yc is set to the maximum Cool Forcing value If both DHLD Hold and DYMX Force Max are active the output Y is set to the maximum Heat Forcing value If the DA M input is active Manual mode request the current outputs are not changed any longer according to the MV inputs but they are changed only from the keyboard All these digital inputs are connected to an OR logic gate whose output is the signal DBMP This signal active when the module in manual or track or hold or forced is connected with the PID block to stop the PID execution and to perform BUMPLESS transition on the change from the active to the inactive state A particular parameter defines how the Cool and the Heat channel interact each other in the phase splitter The phase splitter is used when a single output value like in Manual mode or Track mode needs to drive both the Heat and Cool output When positive this parameter define the width of the deadband centered around a value 0 of the output It means that for each output value included in the deadband both the Yc and the Y output are 0 When negative the opposite occurs for each value included in the deadband
184. ionality as explained above 79 AC Prograph User Manual 9 MODULES This chapter describes all the functional modules available in the AC controllers in order to provide you all the detailed information you need to built up your control strategy Here all the modules are illustrated in detail specifying their purpose and functionality together with the parameters the inputs and the outputs The modules are grouped in categories one to one corresponding to the items of the pop up menus for the selection of the modules Add Function and Add Lan I O commands Each category occupies a section of this chapter in order to allow you to easily locate the individual module 9 1 Rules used throughout this chapter The following rules have been used in this chapter to describe the modules m The values in engineering units of parameters input and output signals have by default and unless differently specified the allowed range 9999 to 999999 m The values in percentage of parameters input and output signals have by default and unless differently specified an allowed range 0 0 to 100 0 m The field specifying the number of digits mask of an analog value is always the same for all the values and it is provided through a self explanatory pop up menu like in the picture below It can be applied to just one analog field or more than one like in the picture below This description apply to all the modules in this
185. ionality of a Sample and Hold circuit It latches the value of the analog input IN on the output OUT in correspondence of the rising edge of the latch digital input DSEL When DSEL is inactive the value of the output OUT is identical with the signal at the input IN When DSEL goes active the OUT output is latched and this value is hold up to when the DSEL signal goes inactive again Module Symbol HLD_1 1 1 Inputs IN Input Analog value in engineering units DSEL Selection Command It selects when to sample and hold the output OUT When DSEL is inactive the value of the output OUT is identical with the signal at the input IN When DSEL goes active the OUT output is latched and this value is hold up to when the DSEL signal goes inactive again Output OUT Output Analog output in engineering units 138 Chapter 9 Modules 9 6 8 Analog Limiter Description This modules retransmits the input signal to the output limiting it to a predefined range set by you through the Parameter window You define the minimum and the maximum allowed value When the signal exceed one of the two limits it is clamped to them Module Symbol IN Input Analog value in engineering units Parameters Edit Analog Limiter TAG LMT_1 tit imit pel Cancel EE TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user High Limit High Limit This is th
186. is a 3 character mnemonic that identifies the variable on the bargraph and is displayed at the top of the decimal scale High range of Bargraph inputs Bl1 BI4 Analog value in engineering unit Low range of Bargraph inputs BI1 BI4 Analog value in engineering unit This section defines for each of the 4 SP inputs the 2 parameters that control the display and the handling of the Local Setpoint High Local Setpoint This value limits the setting of the Local Setpoint to values lower than it Analog value in engineering units Low Local Setpoint This value limits the setting of the Local Setpoint to values greater than it Analog value in engineering units This outputs indicate the operating mode of the Out station of each of the loop Active status Manual operating mode Inactive status Automatic operating mode Local Setpoint values Their values set through the front panel are the Local Setpoints that must be transmitted to the SDV module for the selection of the Working setpoint Analog values in engineering units 203 AC Prograph User Manual 9 10 4 Trend Panel Panel with 1 pen trend chart Description This module has almost the same functionality of the 1BP module with the addition of a trend chart of an analog variable lts main purpose is to provide the front panel of a simple control loop The trend indication gives the operator a better understanding of the situation of the process than just the real
187. is characterized by a TAG an engineering unit and a format number of digits and decimal point position The LS J and gt allows the selection of the analog output to set while the and button are used to modify the value TAG 0000 0 Tag 10char Output 1 TAG e Output 1 E U Output Value Output 2 TAG e Output 2 E U 65 3 Output Value Output 3 TAG Output 3 E U Output Value Output 4 TAG Output Value Output 4 E U Module Symbol 220 Parameters iw Edit 4WAD Chapter 9 Modules 4wAD_1 ms m h Tag Items Writable Title High Limit Value Low Limit Format Output AO1 AO4 9 P 9999 a This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Number of variables min 1 max 4 Number of variables to allow to writing min 1 max 4 Name of variable Highest value that can be set Value of the output default value set at the downloading of the strategy up to the next set from the user Lowest value that can be set Format of variable to be displayed set number of decimal figures Outputs of analogue signals generated by keyboard 221 AC Prograph User Manual 9 10 11 4 MultiSwitch MultiSwitch Panel Description Using this panel digital commands can be generated from the
188. ivated operative panel is the one selected by the IN analogue input In order to obtain the number of the panel to generate on the IN input 1 Show the Display module list on the AC Prograph AC Edit To this purpose consult section 7 6 3 of the manual 2 Select All Displays from the list 3 The number to be generated will appear in the Seq column next to the paned to be displayed For example this module can be used to display the ALP Alarm summary panel during a new alarm Module Symbol IN Analogue input for panel choice This input can be generated from any module with an analogue output DSEL Digital input for panel activation k The multiswitch panel cannot be used to generate the DSEL digital command 165 AC Prograph User Manual 9 6 24 Timer Block Counter Description This module acts as a Timer with the possibility of setting a preset value Module Symbol Inputs PRES Analogue input for Preset value value in seconds DEN Digital input for activating Timer ON Activates Timer OFF Blocks Timer at present counter value DRES Digital input for Timer reset ON Timer reset and digital output at 0 Outputs DOUT Digital output that is put to ON when the Timer reaches the Preset value It is put to OFF only from the DRES AOUT Analogue output for present counter value The Timer is neither blocked nor reset on reaching Preset the counter is reset only from Reset 166 Chapt
189. keyboard In the module it is possible to define the panel name the number of commands to generate min 1 max 16 and the name of each command Module Symbol Parameters Edit 16SW Frame Tag fresw 2 9 T Ok E pers 1 New Item 1 New Item 9 ok New Item 2 10 New Item 16 1 y Cancel New Item 3 W1 New Item 11 iNew Iten 5 iNew Iten 13 Bus New Item 6 14 New Item 14 New Item 7 18 New Item 15 New Item 8 16 New Item 16 on o Oe N Tag Name of module request Items Number Number of commands to generate min 1 max 16 Items 1 16 Name of command to generate Outputs DO1 DO16 Digital outputs generated from the keyboard 222 Chapter 9 Modules 9 11 AddFunction Program Only for theAC30 model 9 11 1 System CLK Date and time display panel Description This display is automatically shown on the AC30 front panel and is not associated with any module of the strategy It s a standard basic function of the instrument that is provided independently from the strategy Through the AC Prograph you can enable or disable its visualization this it done by selecting the F Panel View item of the Tune amp View menu When this display is shown the only operation the user can do is to change the date and time The clock is battery backed up supplied therefore it works even if the instrument supply is disconnected Tag of the panel fixed
190. l On Run Label Off Stp BarGraph PV label Pv1 Max fi00 0 a Min 0 0 HHHH H Y Trend Width 2 me Analog Inputs Input All Y Dp www y Label PRG Local Set Point LspHi fi 00 0 LspLo 0 0 EEF y Tag Analog Inputs Items Input Label Digital Inputs Input Label On Label Off Bargraph PV1 Label Max 226 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the 3 parameters for the configuration of each of the 5 analog inputs Al1 AI5 Allows to define the number of additional variables from 0 to 5 to be displayed It select which of the 5 analog inputs you configure You configure one input at a time by entering the data about the Format parameter that defines the decimal point position and is described at chapter 9 1 and the Label parameter described below It defines the 3 characters mnemonic that identifies the variable when it is recalled in the scrolled list at the top of the display The value of the variable is displayed on the side of the mnemonic This section defines the 3 parameters for the configuration of each of the 2 digital inputs DI1 DI2 It selects which of the 2 digital inputs you configure You configure one digital input at a time by entering the data about the Labels as described below Active Status Label This 3 char
191. l signals specifying the operating status of the Programmer This signal is connected with the R H I O of the 2TP Dual Trend Panel module and allows the handling of the Programmer mode setting between the Strategy and the Display Panel When in Hold mode the Programmer doesn t progress and all the outputs are kept to the last values they had before entering this operating status When in Run mode the Programmer executes the predefined program stepping from one segment to the next one up to the end After an Hold the program restart from the point of the program it has reached unless a Reset has occurred Reset Digital input specifying that the Programmer must be reset forcing it to restart from the initial segment segment 0 The Reset is effective only when the programmer is in Hold mode This input executes the Reset function on the rising edge inactive to active Fast Input This digital input is usually connected with the FST NRM l O of the 2TP Dual Trend Panel module and specifies he running mode of the Programmer When inactive the program is executed on the basis of the times values specified by the user Otherwise Fast mode all the times are scaled by an user defined factor and the program segments are executed very rapidly If this digital input goes active during a segment the current segment is completed in Normal mode while the Fast mode starts from the beginning of the next segment Next Digital input forcing on the
192. ler allowing the user to change the strategy from the controller keyboard Before issuing this command check that the AC controller is connected with the PC by mean of the special RS 232 programming cable ASCON cod H10 395 1A1D9 How to activate UnLock Instrument 1 Pull down the Tools menu 2 Select the UnLock command from the Instrument menu At the end the following message is displayed in order to confirm the execution of the given command AC ProGraph Instrument UnLocked Both the commands are not executed if on the AC controller the Selection menu is currently operating 7 6 7 Check model Check model his command returns information about the instrument model and the firmware release installed on the AC controller connected to the PC in order to facilitate the maintenance operation Before issuing this command check that the AC controller is connected with the PC by mean of the special RS 232 programming cable How to activate Check model 1 Pull down the Tools menu 2 Select the Check model command from the Instrument menu If the controller is working properly a small window is shown displaying the following set of information AC ProGraph Model AC30 Release OOD Strategy 1LOOP_A Password 00000 55 AC Prograph User Manual 56 7 6 8 With AC Edit the reply to the command will be similar with the only lack of the password information This command is not executed if on the
193. ler through the Scroll keys By pressing this key you choose the item to select and after you confirm the choice by pressing Enter The priority of each mode is set through the Parameters window The priority order can be changed from the front panel keyboard using the L R key Pressing the L R key you select between the following choices that are shown cyclically on the display at the Priority Request field 1 No choice 2 Keyboard This mechanism allows that the control of the Selector is usually performed by the strategy and or the Supervisory computer leaving the possibility of operators interventions through the keyboard when required Module Symbol Inputs DI1 DI4 Digital Inputs These inputs specify a 4 bit number from 0 to 15 that correspond to the output pattern If the Digital Input mode is the selection mode with the highest priority the digital outputs DO1 DO4 will assume the value of the inputs 218 Parameters User Menu Tag SELP_1 Items Number mitem Selectors Priority O Y 0 N ah N a a gt gt pala pala Y m mr mr o E Keyboard High Logic Inputs None y Computer N one es Wi Items Captions Chapter 9 Modules 9 Choice 9 10 Choice 16 11 Choice 11 Cancel 12 Choice 12 13 Choice 13 Bus Eb q4 Choice 14 WiChoice 15 Choice 8 16 Choice 16 This parameter indicates the name of the instanc
194. ling projects 7 Net Design Untitled AC Prograph32 Fie E ae New Project This command starts a new project from scratch deleting the previous one To avoid to lose inadvertently the work you have done the AC Prograph presents a dialog box in the case your previous project has been modified asking to reconfirm the new project command You must respond by choosing between Yes or No 1 If you chose Yes the previous project will be lost and a new blank worksheet will be opened on the screen 37 AC Prograph User Manual 2 If you chose No The dialog box will disappear the new project command aborted and the worksheet will continue to present the previous project information in order to allow you to save it before switching to a new project Open Project This command loads in the worksheet a project previously saved on the disk You will be asked to specify the project name as with the usual Windows applications Macro Allows to set up an entire or part of a strategy that can be used in a main strategy Su m Save Project This command allows you to save the current project in your worksheet on the disk in the directory and with the file name previously specified If the project is new and not yet saved you will be prompted for entering the name and the destination directory m Save Project As This command allows you to save the current project in your worksheet on the disk in the directory an
195. ller is the filter time constant and faster is the process response The drawback of the filter is that it helps in compensating the error in the model and therefore if it is bigger it tolerates more mistakes in the model Module Symbol IDEV FFW ACTY DBMP Input IDEV Analog Input Deviation from the SDV module FFW Analog Input Feed Forward input ACTY Analog Input Current value of the control output DBMP Digital input for bumpless transfer coordination from the Auto Man station Parameters Tag pc Ok KP fra fuma e Cancel TAU 20 0 enue HEHE H Action faz fome E ae a Direct Tt fio ime e Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user KP Gain of the process TAU Global time constant of the process LAG Dead Time value in seconds 124 Chapter 9 Modules Parameters Tf Time constant of the filter in seconds Usually this value is set to the same value TAU or LAG Action Direct Normally the control output is of type inverse In this case if you select it you will change to direct action Output MV Continuous control action DSAT Digital Output flagging that the control output MV has reached one of the two boundary 0 or 100 125 AC Prograph User Manual 9 5 8 Setpoint Mode Decoder SPM Description This module allows you to decode the MOD signal from the various display mo
196. llowing choice depends of the value of the deviation between the SP and PV at the power on You can set two deviation thresholds corresponding to two different behaviors of the Programmer If Deviation Exceeds nn If at power on the deviation between SP and PV is bigger that the i configured value the Setpoint is set to the same value of PV and the Then SP PV and continue program starts the execution from this value Analog value in engineering units 237 AC Prograph User Manual If Deviation Exceeds nn If at power on the deviation between SP and PV is bigger than the configured value the Programmer is reset forcing it to segment 0 and in Then program is Reset ad hold until an operating or a running mode change occurs either from the Halted front panel through R H FST NXT and RST signals or from the strategy DHLD DRUN DFST signal When this condition is verified it overrides the previous one Analog value in engineering units Failure Time Surveillance The following choice depends of the time the power has been off You can set two time deviations corresponding to two different behaviors of the Programmer Then SP PV and continue If the time the power has been off is greater than the configured value the Setpoint is set to the same value of PV and the program starts the execution from this value Analog value in engineering units Then program is Reset ad Ifthe time the power has
197. lues in the controller N B lt is not possible to obtain form an S19 file the corresponding graphic strategy and modify it The only information contained in such a file are just the module types their quantity and the parameters of each module Connecting the Controller Once completed the design work the AC Prograph allows you to download into the target instruments the AC Series Controllers the strategies you have configured AC Prograph can handle the interface with one controller at a time allowing the transfer of files to and from the controller From the computer the files are sent in the direct AC Prograph or S19 format while the controller return back the strategies in the S19 format The S19 format is a Motorola proprietary file format suitable for storing the controller strategies Computer AC series Controller Va aSE Na Cable Dl a 2 mt RS 232 Connection The connection between a PC and the AC series controller uses the ASCON cod H10 395 1A1D9 cable You must plug the PC side connector of this cable in the 9 pole serial port of your PC like COM1 or COM2 while the instrument side connector is plugged into the serial configuration port located beyond the door on the bottom part of the front panel of the instrument close to the clamp mounting screw Chapter 4 How to create a Project 4 3 2 Howto dow
198. menu is displayed Select the command View and the item Only and select from the list similar to the Add Function the module type you want to examine After this operation in the window only the module of the selected type are displayed 49 AC Prograph User Manual Modules in Net Index Type Tag Instance SCH SCH 2 MCNS Frequenza ao a Scaling Sin Gen Linearization If you select a type of module not used in your strategy the following message is displayed AC ProGraph A ae 7 6 4 JBUS Address Display Jbus Address Display Once you have selected this command you must choose from the secondary menu the type of the objects of your strategy whose JBUS addresses are requested to be displayed Parameters The JBUS addresses of the variables of the entire project are displayed in a new window Wires The JBUS address of the selected wire interconnecting two modules of your strategy are displayed in the right hand field in the Menu bar Parameters addresses Starting from the AC Prograph menu carry on the following step in order to display the list of JBUS addresses 50 Chapter 7 Menu 1 Pull down the Tools menu 2 Selectthe Jbus Address Display command 3 Select the Parameters item from the secondary menu The following window is shown with the list of all the variables of the strategy split in two sections one for digital and
199. mes active after a time interval specified by the parameter Delay Samplings from the positive edge of DIN1 and becomes inactive when DIN1 becomes inactive Mode 1 The output becomes active on the positive edge of DIN1 and becomes inactive after a time interval specified by the parameter Delay Samplings from the negative edge of DIN Mode 2 The output becomes active on the positive edge of DIN1 and becomes inactive after a time interval specified by the parameter Delay Samplings m Mode 3 The output becomes active after a time interval specified by the parameter Delay Samplings from the positive edge of DINtand becomes inactive after a time interval specified by the parameter Delay Samplings from the negative edge of DIN DIN1 MODO MOD 1 MOD 2 MOD 3 Module symbol 97 AC Prograph User Manual Inputs DIN1 RES Parameters Edit Monostable Tag asta Output Mode C Positive Edge Delay C Negative Edge Delay Pulse Delay Shifted Digital Inputs When this input is active DOUT is reset It is forced into the inactive status and it is not changed by any transition of DIN1 Cancel Delay Samplings 0 4 300 gt 3600 Tag Output Mode Positive Edge Delay Negative Edge Delay Pulse Delay Shifted Delay Samplings Output DOUT 98 This parameter indicates the name of the instance as assigned by de
200. mmands The module will be shown as an unconfigured one Delete This command removes permanently a module or a wire or both of them from the worksheet The clipboard is left unchanged m Search This command available with AC Edit too looks for a module or a wire in the strategy according to the criteria you specified If the module or the wire is found the display of the worksheet is centered around it 40 Chapter 7 Menu Check Wires This command analyze the strategy and generates a list of wires left open or not connected after a Cut or Cut Block operation Cut Block This command is very similar to the Cut command The difference is that the data to remove from the worksheet and copy in the clipboard memory is a piece of your worksheet named block and not just a single module Once in the Clipboard this piece of strategy can be added to the current strategy in your worksheet by mean of the Paste Block command Copy Block This command allows you to copy the selected block of strategy in the clipboard memory where it can be copied from later by the Paste Block command Paste Block This command copies in the worksheet the block of strategy previously stored by the Cut Block or Copy Block commands 7 4 More details on Edit menu Undo Undo This command eliminates the effects of the last command issued restoring the context to the situation before the execution You can only go back one level that is only the
201. module can be selected or deselected through an external input DSEL Once the module is deselected its DOn output will hold the value it had before the deselection until further selected Selection of the output The Select inputs DS1 DS3 specify which of the outputs DO1 DO8 must be set with the value of the DIN input These 3 inputs select the output to retransmit as in the following table DS1 DS2 DS3 DIN L L L DO1 H L L DO2 L H L DO3 H H L DO4 L L H DO5 H L H DO6 L H H DO7 H H H DO8 For instance if the Selection inputs are DS1 active DS2 active and DS3 inactive the DO4 digital output is selected Disabling of the output This behavior is controlled through the DSEL input signal When inactive 0 it deselects the module holding the DOn output to the value it had at the time of deselection When active 1 the selected output DOn has the same value of the IN Input Module Symbol 161 AC Prograph User Manual Inputs DIN DS1 DS3 DSEL Outputs DO1 DO8 162 Digital Input to the demultiplexer Selection inputs These digital inputs provide a 3 bit code specifying which of the 8 digital outputs must be set with the value of DIN input Multiplexer Select digital input When inactive it deselects the module holding the selected DOn digital output to the value it had at the time of deselection Digital outputs of the demultiplexer The DIN digital input is retransmitted on the Output selected
202. mong themselves controlling the flow of signals in order to execute a complex control strategy AC Prograph is supplied with a suitable modules library with all the modules types required for process control and general automation applications To pick up a module from this library you select the AddFunction command by clicking the mouse right button An ordered list of all the modules categories is displayed Pointing the mouse on each category the list of the modules in that category appears Add Function Math gt Add LAN 140 Logic Add Wire Process functions SP and Dev Add Area Marker Miscellaneous PID Add Debug point Alarms Out Management Node gt 1 0 HC Dut Management Zoom gt Supervisor 1 0 Servomotor converter Display Panels System Program Module type and instantiation When you select a module from the library and you place it in the Worksheet you create a module whose structure is exactly the one described in the library This process for people familiar with object oriented programming is named instantiation The library consists of the description of modules module type and not the module itself instances Unless otherwise specified every time in this manual the word module is used it means the module instance For instance during the project creation phase in AC Prograph when you select a module from the library you actually select a type while when you place it on the sheet an instance is
203. monic or entered by the user Points In this section you describe the shape of the characteriser by entering one at atime the data of the breakpoints The maximum number of points is 12 A breakpoint is defined by specifying the IN and OUT coordinate values Format The field specifies the number of digits mask and the digital point position that all the breakpoint coordinates must have To avoid loss of precision or this selection must be in line with the number of digits of the IN signal Y Value Value of the coordinate OUT for a breakpoint of the characteriser in engineering units X Value Value of the coordinate IN for a breakpoint of the characteriser in engineering units Operating Notes To operate correctly carry on the following steps 1 Set the proper Format by selecting the mask setting you prefer 2 Enter the number of breakpoints the characteriser profile consists of Automatically in the bottom part of the window a table with all the breakpoints is shown 3 Click on the coordinate location of the breakpoint you want to modify and enter the new values Repeat this operation for all the breakpoint you have to set or modify Output OUT Characteriser Output with the value of the characteriser profile function F corresponding to the value of the input IN Analog value in engineering units 137 AC Prograph User Manual 9 6 7 Analog Hold Sample and Hold Description This module has the funct
204. mpling time of the controller at runtime According to the result of the comparison there are two different actions m If the increment of input signal IN during the TS time exceeds Slope Ts then OUT is set to Slope Ts m If the increment of input signal IN during the TS time doesn t exceed Slope Ts then OUT is set to the value of IN Module Symbol IN Input Analog value in engineering units Parameters Edit Slope Limiter Tag HSL_1 WEA O k Cancel 140 Tag Slope D p Output OUT Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Slope Limit This is the maximum allowed rate of change of the IN signal in the time Ts sampling time of the controller Analog value in engineering units with range from 0 to 99999 The field specifies the number of digits mask and the digital point position of IN OUT and Slope limit Output The output is generated according to the following criteria m f the increment of input signal IN during the TS time exceeds Slope Ts then OUT is set to Slope Ts m If the increment of input signal IN during the TS time doesn t exceed Slope Ts then OUT is set to the value of IN Analog value in engineering units 141 AC Prograph User Manual 9 6 10 Scale Changer Range Change Description This modules re ranges an analog signal acco
205. n This module performs the AND Boolean function between two digital inputs Module symbol DIN1 pinz AND AND 1 Inputs DIN1 Digital Input 1 DIN2 Digital Input 2 Output DOUT Digital output set to the value of the Boolean AND between inputs DIN e DIN2 943 OR Description This module performs the OR Boolean function between two digital inputs Module symbol Inputs DIN1 Digital Input 1 DIN2 Digital Input 2 Output DOUT Digital output set to the value of the Boolean OR between inputs DIN e DIN2 91 AC Prograph User Manual 9 44 OR_8 8 Inputs Boolean OR Description This module performs the AND Boolean function between eight digital inputs Module symbol Inputs DIN1 DIN8 Digital Inputs 1 8 Output DOUT Digital output set to the value of the Boolean OR between inputs DIN1 DIN8 9 4 5 XOR Exclusive OR Description This module performs the EOR Exclusive OR Boolean function between two digital inputs Module symbol DIN1 DOUT pinz XOR XOR_1 I Inputs DIN1 Digital Input DIN2 Digital Input 2 Output DOUT Digital output set to the value of the Boolean EOR between inputs DIN e DIN2 92 Chapter 9 Modules 9 4 6 NOT Description This module performs the NOT Boolean function on a digital input Module symbol Inputs DIN1 Digital Input 1 Output DOUT Digital output set to the value of the Boolean NOT of the input DIN1 9 4 7 Decoder 1 to 8
206. n protocol between the controller and the Supervisory computer This parameter sets the baud rate of the serial link This parameter set the number of stop bit 1 or 2 This parameter sets the parity none even odd This parameter defines the type of protocol Modbus Jbus Modbus address of the AC Controller Main Comm This parameter specify how the bytes of a 32 bits floating point number are ordered The AC controller support 2 types of ordering as explained in the Serial Communication Manual Chapter 9 Modules Sampling Time sec Groups Permission Manual Mode Enabled Set Point Modify Enabled System Setting Enabled Tune Parameters This section defines the sampling time of the controller The allowed range is from 100 msec to 10 sec This section defines levels and possibilities of access to some operation of the AC controller When enabled check box clicked the user can change the operating mode of the controller to Manual When enabled check box clicked the user can change the value of the Setpoint from the AC controller keyboard When enabled check box clicked the user can change the protected System parameters It selects if the Tune algorithm can write directly the computed PID parameters into the PID module or if it has just to suggest them to the operator It specifies the access level to the System parameters Read write Read 9 12 3 Power Failure AC Restart flag D
207. n the worksheet Or Select the Add LAN I O command from the main pop up menu The main pop up menu will disappear Point the mouse to the position in the worksheet where you want to place the module and click the left button of the mouse An unconfigured LAN module is shown on the worksheet 7 11 3 Add Wire 2 Add Wire This command allows you to define a wire interconnecting the output pin of a module with the input pin of another module In order to create a control strategy the I O of the modules are connected them up by wires defining the signal flow through the entire strategy Refer to Cap 5 2 3 How to create a wire for more details about this subject 7 11 4 Add Area Marker amp Add Area Marker It allows to outline on the schematic of the strategy an area How to outline a portion of the strategy Select the Add Area Marker form the main pop up menu The pop up menu will disappear Point the mouse of the upper left corner of the area of the worksheet you want to outline Click with the left button of the mouse A single point will be displayed Move the mouse to the various corners of the area to outline and click again with the left button of the mouse Close the polygon by moving the mouse back to the initial corner and clicking the left button At this point the area is clearly marked on the AC Prograph worksheet by a line delimiting it How to insert an area description
208. ncrease of the controlled variable PV1 produces an increase in the control output MV Proportional Band Analog value in percentage units with range from 1to 999 9 Integral time Analog value specifying the Integral time in seconds with range from 0 to 9999 Derivative time Analog value specifying the Derivative time in tenths of seconds with range from 0 0 to 999 9 Limits of the Output MV Maximum value in percentage units of the Output MV Minimum value in percentage units of the Output MV Value to set MVO Analog value in percentage units Control output also named manipulated variable Analog value in percentage units with range from 0 0 a 100 0 Desaturation Output When active this signal flags that the PID is in saturation Digital Output flagging that the Tune algorithm is active Warning If you want to limit the control output during the Tune phase set the Min Out and Max Out parameters of this module and not the limit parameters of the Analog Out module the tune algorithm better work if you follow this suggestion 112 Chapter 9 Modules 9 5 3 Out Management Output station Description This module described in detail by the Block Diagram below is an Auto Man station to be connected downstream a PID module providing the functionalities the operator needs to interact with the loop The module provides auto manual track hold force operating mode output limits and
209. nload a Project The strategy transfer to and from the controller uses the S19 formats Therefore you must prepare your strategy in this format before starting the download procedure How to translate a project in a S19 file You have to carry out the following steps in order to generate an S19 file 1 Select Transfer command from the File menu to start the operation 2 Select To File S19 from the submenu of the command The following Save S19 File dialog box will appear on the screen Save 519 File Salva in 4 Strategie di Controllo laa Sdc001M s19 laa sdc0029 519 laa sdc0D3a s a sdc001p s19 laa sdc002h s19 laa sdc0D3c s laa sdc001c s19 laa sdc0011 519 laa Sdc0021 519 laa sdc 0039 f Sdc001G s19 fa Sdo001S19 fa sdc002m 519 s Sdc003h laa sdc001h s19 laa sdc0012 519 laa sdc0022 519 laa sdcOD4a s laa Sdc001L s19 laa sdc002a s19 laa sdc00221 519 laa sdc0D4c s a Nome file fi loop_a 519 Salva come sig File 519 y Annulla J Apri in sola lettura 3 Select the unit and the directory where the file must be stored The list of the files already existing in the chosen directory are displayed 4 Enter the new name of the file in the File name 5 Click on the OK button to confirm your choice and store the file on disk The project can be stored on any unit and directory supported by the operating system How to download the current projec
210. node 33 Operations 1592 Show them UP n 33 O Objects COPYN T ioen a a ne CU rar Deleting Dimensions Modules MOV residir aii ceaseersa PAM ada Objects in AC Prograph j Open Project iii aa 38 252 Output Balance nata tersa 108 Overview Palete a a ae E nese A T EE EN 58 Parameters AI A EErEE Ter 50 Password Pati iros Paste Block RT JBUS Address List ooooconocccococccononncononancconnnaconanaconananonono 36 Modules parameters Preferences iii di lea a WR Bae 61 Programmer parameter Ss 35 tar dile AE 36 Project Strategy Strategy drawings tia 36 Termination Unit anida cities 36 Printing Mode ce citoccooocina iniciales tica sico 58 Process functions DAA TON 102 Process Functions HC Out Management eee 116 121 123 126 Out Management ooconoccoconononcnnnnnonanininnnnnncnnonancnnannccanenanos 113 A A OS 108 Servomotor Ot occccnoconocnnocononononononononannononocononnananonons 120 Program Dual Trend Panel conidios tacita ridad deberes 224 Programmert 230 Real Time Clock 228 NA AA OOOO 223 Programmer Print Paramete estat da t ib 36 Project Create A NEW ilatina dd 18 Creation Definition Download Parameters UpdaAtE ooconoccncnconcnnnncnnananannncananinconanancnnaninins 23 Panteon URE Od ON penso IR oot 35 R Receive an S19 File dialog box Redraw Window
211. not wired in the strategy 5 1 4 Using colors The input and output pins of the modules are displayed in different colors according to the following list e RED for Logical Variables e GREEN for Floating Point Analog Variables e MAGENTA for Integer Analog Variables If you are using a black and white monitor the input pins are light gray and the output pins are dark gray You can define your preferred colors by mean of the Custom command This allows you to define specific colors for the various elements of your strategy like wires inputs outputs If you use this new functionality you must be careful not to assign the same color to different element otherwise you cannot distinguish them later 5 1 5 Details on modules Chapter 9 provides a detailed description of the functionalities of each module their parameters inputs and outputs 5 1 6 Howto create a module The first operation to do is to pick up a module from the library and place it in the worksheet After each module must be configured that means you must parameterize it by entering values in predefined fields or selecting options through check box or radio button AC Prograph has a complete library with a large number of modules types all selected but one the LAN module through the AddFunctions menu activated by a click on the right mouse button The LAN type module indeed is selected by pressing the LAN button on the Tool bar 25 AC Prograph User Manual
212. nts 16 Range Hi High range of the Setpoint output with the program profile Range Lo Low range of the Setpoint output with the program profile Cycles Num Cycles number This number specifies how many times a program must be cycled before terminating it by returning to segment 0 every time the last segment of the program has been executed Integer number with range 1 to 999 Cycles No Limit Cycle continuously When this check box is selected the program cycles indefinitely The program will therefore be terminated only through the digital inputs that control the execution mode like R H and RST Time Mode Time Units It specifies the base for all the time values of the program 1 hh mm hour minutes 2 mm ss minutes seconds The allowed maximum number of hours minutes is 500 and of minutes seconds 59 Acceleration Factor When in FAST mode all the times values are scaled by the value specified by this parameter The effect is that the program will be executed in a shorter time allowing you to perform adequate testing without spending a lot of time The time values when the program runs in FAST mode are scaled as follows Configured time acceleration factor Bigger is the acceleration factor and lesser is the time required to run the program Edit Segments This button allows you to access the Program n segments for editing the segments information Edit Pwr Fail This button allows you to access
213. ogrammer module and specifies the running mode of the Programmer This output is set first by selecting the field NRM or FST scrolling through the lower menu with the key gt and second by confirming the selection through the key that corresponds to the lt button The Running mode can be changed through the DFST digital input too Next This digital output usually connected with the NXT Input of the PRG Programmer module forces on the rising edge inactive to active the Programmer to go to the next segment To generate a pulse on this output you must first select the field NXT scrolling through the lower menu with the key gt and second confirm the selection through the E key that corresponds to the lt button 227 AC Prograph User Manual 9 11 3 Real Time Clock Daily and Weekly timer Description This modules provides the functionalities of a weekly timer It has 8 digital outputs that can be pulsed independently from the others once a day and for all the day of the week at predefined times The generated pulse has a fixed time duration of 1 minute When you configure the timer you specify for each day of the week the digital outputs to be pulsed and at what time it should occur Furthermore once you have configured all these events you can enable or disable them through a check box without modifying the time information Note This module is available only on the AC30 controller Wh
214. ograph User Manual Label On Label Off Process Variable Label PV1Hi PV1Lo Local Set Point LspHi LspLow Bargraph Max Min Outputs DA M LSP MOD 196 Active Status Label This 3 characters label is the string shown on the display when the status of the digital input is active Inactive Status Label This 3 characters label is the string shown on the display when the status of the digital input is inactive This section defines the 4 parameters that control the display of the Main variable Three of the 4 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 Engineering units mnemonic This string is the 3 characters engineering units mnemonic of the Main Variable and it is shown in the upper part of the display High Range of PV1 This is the maximum value of the Main Variable Analog value in engineering units Low Range of PV1 This is the minimum value of the Main Variable Analog value in engineering units This section defines the 3 parameters that control the display and the handling of the Local Setpoint Two of the 3 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 High Local Setpoint This value limits the setting of the Local Setpoint to values lower than it Analog value in engineering units Low Local Setpoint This value limits the setting of the Local Setpoint to values greater than it Analog
215. ome failure in the measuring device Output value It is the value in engineering unit of the input signal Its range is the one specified by the user through the High and Low Scale Limits parameters Analog value in engineering units Chapter 9 Modules 9 8 2 Analog Out Description This module converts a number calculated by the control strategy running in the controller in a signal generated on the termination unit of the instrument Beyond the conversion this module provides the inversion of the signal the filtering and the selection of the hardware characteristics of the signal between various choices There are two types of this module One is for the outputs generated directly by the AC controller whose reference number is 1 to 4 while the other one is for the outputs generated by the Expansion Unit whose number is 5 to 8 In this latter case the AC controller is connected with the Expansion Unit AAC EU 88 4 through the RS485 Aux Comm serial port When you use the Expansion unit the hardware characteristics of the signal output are limited to 4 20mA Block Diagram AC controlle output AO1 AO8 Inputs IN Module Input This is the analog value that must be converted in a signal on the termination unit of the controller Analog value in percentage units O to 100 Parameters s s Le ok OUTN 1 y Cancel OUTR O 5 y Output is Inverted iB Filter s
216. on This command adds a functional module to your strategy This amp command together with the Add Wire are the basic tool you need to built up a strategy allowing you to define modules and interconnections among themselves How to select a functional module Add Function 1 Select the Add Function command from the main pop up menu 2 Select the category containing the module you want to select from the secondary module 3 Select the module type and click on the left button of the key to confirm 4 After the selection the main pop up menu disappears 5 Point the mouse to the position in the worksheet where you want to place the module and click the left button of the mouse At this point the module is shown To flag that this is a just created module that need to be configured its box appears with dashed line and all the I O pins in white Furthermore the boundary of the box is surrounded by the selection border 7 11 2 Add LAN I O Y Add LAN I O The LAN modules is a special module used for implementing SS softwiring that is the real time interconnection of strategies residing on different controllers through the network How to select a functional module Add LAN I O 1 Click on the LAN button on the Tool bar 2 Point the mouse to the position in the worksheet where you want to place the module and click the left button of the mouse 69 AC Prograph User Manual An unconfigured LAN module is shown o
217. on that triggers the evaluation of the expression the R field where the result is returned and the A D fields where you specify the values to assign to the variables in order to verify the expression Please note that the variables A D are set to the fixed values only during the Simulation while when the strategy is running in the AC controller they assume the values of the signals connected to their inputs To check the expression entered in the Expr field carry on the following steps 1 Enter in the Values field the value to set A B Ce D 2 Click on the button Calc The expression is evaluated If no error are detected the field R will return the result If an error is detected an error message is displayed while the cursor is automatically placed in the part of the expression Expr that has caused the error A Term B Term C Term D Term Output Chapter 9 Modules These parameters consist of a pair of fields for each A D input The first field named Label allows you to enter a symbolic name to facilitate the identification of the corresponding variable The second one Values allows you to set the corresponding variable at a fixed value during the Simulation phase in order to properly check the expression This field returns the result of the expression evaluated on the basis of the fixed Values during the Simulation phase This output returns the result of the expression evaluated on the basis of
218. ondition The Safety Setpoint is provided trough an analog input SSP By mean of the selection logic blocks PSM and PRIO and the safety logic block SSP the Target Setpoint is calculated and retransmitted on an analog output The Target Setpoint is further limited by a rate limiting block in order to smooth abrupt variations becoming the Working Setpoint that is the resultant setpoint of the control loop In conditions of slow variation the Target Setpoint and the Working Setpoint are the same The Working Setpoint is retransmitted on an analog output too WSP The Working Setpoint is used by the CAL DEV block to calculate the three deviation values required for implementing a PID loop The details about these calculation are given below in the Parameter section They basically correspond to the differential contributions used in each of the three terms Proportional Integral and Derivative of the PID algorithm The CAL DEV block also computes the Working Setpoint in the case of the ratio PID by multiplying direct ratio or dividing inverse ratio the PV2 secondary variable by the ratio value input from the SLU SLD block The resultant Working Setpoint is retransmitted out through the WSR output while the WSP output return the resultant ratio value Note that in the case of standard Setpoint this WSP output returns the Working Setpoint 103 AC Prograph User Manual Block Diagram BIAS a pp DBIA
219. onment will be automatically used in the next works up to when it is modified and saved again Chapter 7 Menu 7 8 More detail on the Configuration menu 7 8 1 FastRedraw FastRedraw This command enables the Fast Redraw option When this option is enabled AC Prograph doesnt refresh the worksheet after executing a command the refresh is performed when you select the command Redraw Window from The Tools menu With this option enabled you will experiment a faster response to your commands but the picture on the screen won t be always clear This mode is suggested for skilled people that have a strong familiarity with the AC Prograph The marker on the left of the menu item name shows the status of the option when existing the option is enabled How to enable disable FastRedraw 1 Select the Configuration menu 2 Select FastRedraw from the secondary menu The marker will show up If you select again the FastRedraw command you will disable the option 7 8 2 AutoRedraw AutoRedraw This command enables the Auto Redraw option When this option is enabled the AC Prograph automatically updates the portions of the worksheet covered by other windows when these windows disappear or are moved The result will be a cleaner picture of the screen The marker on the left of the menu item name shows the status of the option when existing the option is enabled How to enable disable AutoRedraw 1 Select the Configuration menu from the
220. operly connected with the AC controller by mean of the special ASCON cable cod H10 395 1A1D9 7 2 7 Set Page Chapter 4 section 4 2 How to create open and save a project gives all the details about these operations 7 2 8 Print Chapter 6 Printing a project gives all the details about these operations 7 2 9 Exit With the Exit command you can quit the AC_PROGRAPH and return to the Windows desktop 7 3 The Edit menu The items in this menu do not allow to cut copy paste etc operations on the strategy e modules These functions are not available in the AC Edit programme Net Design Untitled 4 File MEGA Tools Configuration Undo Ctrl U s Cut Ctrl Copy Ctrl C Haste Eiry Delete Del Search Ctrl S Check Wires Cut Block Copy Block Paste Block m Undo This command eliminates the effects of the last command issued restoring the context to the situation before its execution You can only go back one level that is only the last command can be undone m Cut This command allows you to delete the selected module including the first segment of all the wires connected to it after having been copied in the clipboard memory m Copy This command allows you to copy in the clipboard memory the selected module including the first segment of all the wires connected to it m Paste This command copies in the worksheet the module stored in the clipboard by the Cut or Copy co
221. or Internal Model Control is a controller with the process model inside it The basic structure of the module is as follows 1d 1 SP Vv i F 1 Gmod gt Gpro E i PV Regolatore Gmod e Le where F transfer function first order low pass filter Gmod transfer function of the model Gpro transfer function of the process d disturbance This model is difficult to tune because the self tuning algorithm In Tune cannot be used The parameters can be calculated from the results of trials on the process Use this module only if you know exactly the process and the dead time are high The purpose of the IMC module is to eliminate the effect of the dead time and for this reason it is generally referred as dead time compensation To understand how it works some of the mathematical expression with the calculation performed by the module are shown below u Gpro u Gmod d e If Gpro Gmod then you have d e If the filter 1 F 1 you have PV SP and d the disturbance is cleared Looking at the operation performed in the forward direction you have PV SP e 2 G d G pro mod 123 AC Prograph User Manual but being F 1 and Gmod Gpro you have a PV SP e d Being d e you have W SP that means that the system under control has PV SP The filter F is provided in order to have a system less sensible to disturbances it must be tuned accurately in order to have good control performances sma
222. orresponding to the value of the High Range of the Scale Limits section Together with this latter parameter they define the highest point of the linear relationship for the conversion in engineering units of the signal Hardware Low range of the input signal corresponding to the value of the Low Range of the Scale Limits section Together with this latter parameter they define the lowest point of the linear relationship for the conversion in engineering units of the signal This section allows the configuration of the range to use to convert the signal in engineering units This is the range of the OUT output High range of the input signal in engineering unit It is the value in engineering unit corresponding to a level of the input signal equal to the hardware high range 179 AC Prograph User Manual Low Cutoff Outputs DOVR OUT 180 Low range of the input signal in engineering unit It is the value in engineering unit corresponding to a level of the input signal equal to the hardware low range Cutoff value It specifies a level that is continuously compared with the input signal If the input signal falls below this value it is considered 0 This is particularly useful with flow measurement where the measure becomes meaningless when too low Analog value in engineering units Out of range detector It flags that the input signal is out of the configured range in order to alert the user to look for s
223. orward comparator that compares an analog input with 2 threshold The user must design the strategy around the module in order to provide either the measure or the deviation to from a setpoint according to the type of alarm it wants to generate 169 AC Prograph User Manual The presence of 2 inputs is just for achieving a clearer representation and avoiding misunderstanding In reality the deviation signal can be applied indifferently to one of the 2 inputs or both At the end just one of the 2 inputs is enabled and forwarded to the alarm comparator The enabling of the input is carried on though dedicated parameters Parameters Edit Alarm O K Alarm source Is ABS Cancel min DEV TAG VMAX VMIN HYS Alarm Source ABS DEV Output DOUT 170 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user High alarm level Referring to the diagram above this parameter is the upper threshold Analog value in engineering units Low alarm level Referring to the diagram above this parameter is the lower threshold Analog value in engineering units Alarm hysteresis Value of the width of the hysteresis band The band is centered both on Vmax and Vmin Analog value with range from 99 to 9999 This section allows the selection of the type of alarm When selected the module behaves as an absolute alarm performing
224. out AC Prograph command 1 Select the About command from the Help menu or click on the About button in the Tool bar The following window will be displayed 77 AC Prograph User Manual 78 Memory 0 Modules Used 0 Ok Nodes Used 0 LAN Outputs 0 A F LAN Inputs 0 Integers 0 Extimated required Strings 0 samplingTime ms 0 Netsize 0 AC Prograph BEEE The AC net builder ogr apr BHH ASCON S p A Via Falzarego 9 Milano I a Phone 39 2 333371 A Fax 39 2 3504243 Memory is the total amount of RAM in the PC occupied by the control strategy m Modules Used reports the number of modules in the control strategy m Nodes Used is the number of Nodes in the strategy LAN Outputs is the number of LAN modules in the strategy configured as output m LAN Inputs is the number of LAN modules in your strategy configured as input m Estimated required Sampling Time mS indicates the minimum time between two sampling operation of the same signal and corresponds to the execution time of the strategy when it runs in the controller m Floats Integers e Strings reports the number of variables in the strategy for each type of number Net Size indicates the amount in byte of memory required by the AC controller to store the control strategy This value cannot exceed 1500 bytes Clicking on the Limits button the following window is shown listing the limits for each
225. p Scrolled Variables Mnemonic 3 char Scale High range Scrolled variables values 6 chars with sign and d p i Al 1 2 3 4 5 e LSP Setpoint operating mode MOD 6 char with sign and dp Bar graph 2 BI2 Requested Setpoint Mode Loc Rem Com Slider 2 CI2 Logic Variables display 3 char strings DI 1 2 3 Slider C114 Bar graph BI1 Out station operating mode AUT MAN DA M Scale Low range Y Output value in 197 AC Prograph User Manual Module Symbol Inputs DI1 DI3 Al1 AI5 BI1 Cm BI2 Cl2 PV1 Y 198 Digital inputs Logic variables whose status is displayed through a 3 characters label Analog Inputs Analog variables displayed numerically in the scrolled list with a short 3 character mnemonic Analog values in engineering units Analog Input to Bargraph 1 This variable is displayed graphically on a bargraph with a decimal scale on the side and high and low range indication Analog value in engineering units Analog Input to Slider 1 This variable is displayed graphically by mean of a slider moving along the decimal scale Analog value in engineering units Analog Input to Bargraph 2 This variable is displayed graphically on a bargraph with a decimal scale on the side and high and low range indication Analog value in engineering units Analog Input to Slider 2 This variable is displa
226. perating environment of the worksheet and defining the serial port to the AC controller The menu is displayed in the picture below and consists of the following commands 7 Net Design Untitled AC Prograph32 File Edit Tools Htc Help Ne E FastRedraw Ctrl F y AutoRedraw Ctrl AutoSave Warnings Enabled Backup on Save Printing Mode Y Black and White Palette gt AC is on Port gt Set Password Save Configuration 57 AC Prograph User Manual 58 FastRedraw This command enable the Fast Redraw option that strongly speeds up the drawing operations on the screen with the disadvantage that you must manually control the update of the worksheet When this option is enabled AC Prograph doesn t refresh the worksheet after executing a command the refresh is performed when you select the command Redraw Window from the Tools menu d AutoRedraw This command enables the Auto Redraw option When this option is enabled the AC Prograph automatically updates the portions of the worksheet covered by other windows when these windows disappear or are moved leaving blank the covered area AutoSave This command enables the AutoSave feature This feature automatically and periodically performs the saving of your worksheet on disk at fixed time interval predefined by you Warning Enabled When enabled it displays a warning message stating that the new configuration will overwrite the existing one every tim
227. ports the copy operation of one program into another one This is achieved by pointing the mouse on the red led of the source program and clicking the left button Keeping the button down move the mouse on the led of the destination program and release the button of the mouse At this point the source program is copied into the destination one This window allows you to edit or create a program To do it you click on the button of the program to edit The Program n Data window is shown allowing you to examine and or specify the program parameters Programmer Tag Program 1 r Segments InUse 94 Free 6 Cancel r Edit Program E a A 909 9090990 0 Bu 2 9 0 nj 2 13 uf se 2 eS gt 2 2 a a 2 Tag Segments Edit Program 232 CO This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user The total number of segments used by all the programs and the space available for further expansion is shown In this section all the 16 programs are listed each with a button and a small icon below The icon when red flags that the program exists and that at least one segment has been defined When indeed the icon is gray the program is empty and no segments have been defined A program can be copied into another one by mean of these icons as follows Point the mouse to the icon of the program to copy and click
228. pplication How to use the scroll bar to pan your worksheet Point to the cursor box and drag it along the direction of the scroll bar During the drag operation the worksheet doesn t change the only visible feedback is the movement of the cursor box The worksheet will appear displaced by the amount and in the direction of your movement when the left button of the mouse is released 3 1 4 Tool Bar of AC Prograph AC Edit The tool bar located in the upper part of the window is an effective way for activating the most important commands and the other usual menu item more rapidly than the basic way of pulling down a menu and picking one of its items AC Prograph toolbar Jg aa SS Aca Debug LAN About New SoftvViring Info Paste Modbus Jbus Info Copy Cut Print Save Transfer Open AC Edit toolbar Save Transfer Modbus Jbus Info Open 15 AC Prograph User Manual 16 3 2 Using commands A command is an order you give to the AC Prograph AC Edit to execute a predefined operation You can start the command in different ways You can choose a command from a menu the tool bar or if available the shortcut keys 3 2 1 Tool Bar commands Using this bar you can start an operation just with a single click on the button The subset of all the AC Prograph commands that can be started from the Tool bar includes the most frequently used ones like for instance defining a connection printing a project
229. predefined color Custom for user specified color and Black and White for monochrome display A marker on the left side of the item shows the mode in use How to use the Define command 1 Select the Configuration menu 2 Select the Palette command from the secondary menu 3 Select Define The following window is shown allowing you to define the color of each element of an object Custom Colors Editor Module TextColor y AC Prograph Ok Cancel This window shows the colors of the different elements an object of the strategy consists of In the bottom part of the window the object is displayed with the current custom color assignment In the top part of the window on the right side of the Edit button a pop up menu lists each element of the object presenting the name of the element and the color assigned The color is shown in the box on the right side of the menu To assign a color to an element of the object you must carry on the following steps 1 Select the element of the object to modify in the pop up menu on the top of the window 2 Click on the Edit button to proceed with color assignment The following window is displayed On the left side of the window the palette of 48 basic colors and 16 personalized color is displayed On the right side the color of the palette you have selected is displayed with all the fields and the buttons you need to redefine this color specifyin
230. pter 9 Modules 9 10 8 4 Analog Display Panel 4 Analog indicators Panel Description This module provides the functionalities of a set of analog indicators It displays the value the 10 characters tag and the engineering units of up to 4 analog variables connected to it as analog inputs The value is shown as a 6 digits number without decimal point or as a 5 digits number with decimal point Compared to the ADP module this module provide more information longer tag and engineering units and the visualization of the variables with big size characters apx 1 cm high that can be seen far away Tag of the Panel 10 char max Tag input 1 10 char max Value 1 Engineering units 3 char max Tag input 2 10 char max Value 2 Engineering units 3 char max _Tag input 3 10 char max Value 3 _Engineering units 3 char max Tag input 4 10 char max Value 4 Engineering units 3 char max Module Symbol 215 AC Prograph User Manual Inputs Al Al14 Analog Inputs Each of these input is associated with a position on the panel where its value and its tag is displayed Parameters E Analog variables display Tag This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Items 1 4 Selection Box of the no of variables to be displayed The maximum number of displayable analogue values is 4 Title Nam
231. put in percentage units Parameters Edit One Loop Panel Tag Analog Inputs Input All y HHH gt Label Process Variable Label Pvt hi Pyv1 Lo HHH gt Chapter 9 Modules r Digital Inputs Input DII a Ok Label On Label Off Cancel Local Set Point BarGraph Lsp Lo Min Tag Analog Inputs Items Input Label Digital Inputs Input This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the 3 parameters for the configuration of each of the 5 analog inputs Al1 AI5 Allows to define the number of additional variables from O to 5 to be displayed It selects which of the 5 analog inputs you configure You configure one input at a time by entering the data about the Format parameter that defines the decimal point position and is described at chapter 9 1 and the Label parameter described below It defines the 3 characters mnemonic that identifies the variable when it is recalled in the scrolled list at the top of the display The value of the variable is displayed on the side of the mnemonic This section defines the 3 parameters for the configuration of each of the 3 digital inputs DI1 DI3 It selects which of the 3 digital inputs you configure You configure one digital input at a time by entering the data about the Labels as described below 195 AC Pr
232. r C Program Reset and Halted PY Deviation Surveillance If Deviation Exceeds p Then set SP P and continue If Deviation Exceeds jo Then program is Reset and Halted Failure Time Surveillance If Failure Time Exceeds foo E foo Then set SP PY and continue If Failure Time Exceeds foo 90 Then program is Reset and Halted Resume at previous point This choice provides an automatic restart of the program at power on from the same status the Programmer was at power off With this condition the Programmer behaves as if no power failure has occurred Set Sp PV then Continue This choice provides an automatic restart of the program at power on after setting the SP output at the measured value of PV All the other variables defining the Programmer status have the same value at power off Hold then wait for Operator This choice forces the Programmer in the Hold mode at power on The Programmer stays in the Hold status until an operating or a running mode change occurs either from the front panel through R H FST NXT and RST signals or from the strategy DHLD DRUN DFST signal Program Reset ad Halted At power on the Programmer is automatically reset forcing it to segment 0 and in hold until an operating or a running mode change occurs either from the front panel through R H FST NXT and RST signals or from the strategy DHLD DRUN DFST signal PV Deviation Surveillance The fo
233. r described below It defines the 3 characters mnemonic that identifies the variable when it is recalled in the scrolled list at the top of the display The value of the variable is displayed on the side of the mnemonic This section defines the 3 parameters for the configuration of each of the 3 digital inputs DI1 DI3 It selects which of the 3 digital inputs you configure You configure one digital input at a time by entering the data about the Labels as described below Active Status Label This 3 characters label is the string shown on the display when the status of the digital input is active 199 AC Prograph User Manual Label Off Process Variable Label PV1Hi PV1Lo Local Set Point LspHi LspLow Bargraph 1 Max Min Bargraph 2 Max Min Outputs DA M LSP MOD 200 Inactive Status Label This 3 characters label is the string shown on the display when the status of the digital input is inactive This section defines the 4 parameters that control the display of the Main variable Three of the 4 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 Engineering units mnemonic This string is the 3 characters engineering units mnemonic of the Main Variable and it is shown in the upper part of the display High Range of PV1 This is the maximum value of the Main Variable Analog value in engineering units Low Range of PV1 This is the minim
234. raph User Manual 9 11 4 Programmer Setpoint Programmer Description This module provides the functionalities of a Setpoint Programmer generating the profile of an analogue setpoint SP organized as a series of segments and setting the status of 16 segments related digital outputs DP1 DO 16 and the level of an auxiliary analog output AUX Furthermore the module offers a wide selection of strategies to recover the Programmer after a power failure The module can store up to 100 segments and a maximum of 16 programs Each program has a variable number of segments but the overall number of segments of all the programs cannot exceed the limit above Each segment defines a setpoint slope up to a defined target level and a dwell time together with the status of the 16 digital outputs and the level of the AUX analog output they have to assume for the whole segment The execution of the program is controlled through several input signals The selection of the program to run is done through the 4 bit code applied to the SEL1 SEL4 inputs specifying which of the 16 available program must be executed The signals R H and DHLD control the operating mode The program runs generating the profile when it is in Run mode while it is stopped holding the outputs at the last values when running when the programmer is forced in Hold The signal FST controls the speed of execution of the program between a Normal one and a Fast one normally used for test p
235. rding to the new range limits set by the user The applications of this modules are quite extensive among the many the most important conversions are m From one engineering unit to another m From an engineering unit to a percentage unit m From a percentage unit to an engineering unit Module Symbol The relationship between IN and OUT implementing the range conversion is as follows FSu ISu OUT IN ISi ISu FSi ISi where FS High range IS Low range i Input u Output Input IN Analog input with the value to re range Analog value in engineering units Parameters Edit Scale Changer Input Output ET mena Cancel 142 Tag Input Lo In Hi In Output Lo Out Hi Out Output OUT Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the ranges of the IN signal Low range of the Input signal in engineering units High range of the Input signal in engineering units This section defines the ranges of the OUT signal Low range of the Output signal in engineering units High range of the Output signal in engineering units Analog output with the re ranged value of the input signal Analog value in engineering units 143 AC Prograph User Manual 9 6 11 Analog Totalizer Description This module performs the totalization of the analog
236. rea Tag To disable the HighLight double click again with the left button of the mouse either on the area boundary or the area Tag How to delete an Area Marker To delete an Area Marker point the mouse inside the Area marker Click on the right button of the mouse to display the pop up menu shown below Add Area Tag Delete Area Marker Select the Delete Area Marker command to remove completely the boundary of the area 7 11 5 Add Debug point Add Debug point This command adds to your strategy debug points Up to 10 debug points per strategy are allowed A debug point is a signal corresponding to a wire of the strategy whose value is real time monitored when your strategy is running in the AC controller Through this command you select the signal you want to monitor and the place on the worksheet where the real time values must be displayed You can enable disable the real time monitoring too How to add a debug point Debug 1 Select the Add Debug point command from the main pop up menu 2 Point the mouse on the wire or the pin of a module whose signal must be monitored and click on the left button of the mouse 3 Point the mouse to the position in the worksheet where you want to display the value of the signal 71 AC Prograph User Manual 4 Click again on the left button of the mouse A small box with the default value of the signal is displayed 7 Net Design D Ascon Prograph VARI Lan_1 A
237. ring directly the new value in the Execution Index box and clicking on the OK button to confirm the operation The effect is The Sequence Index value of the selected module is set to the new value entered while the indexes of the other modules are readjusted on the basis of this change of the execution order Practically the Sequence Index values of all the modules with Index number between the new and the old Index value of the module selected will be decremented old lt new or incremented old gt new by one 2 The second way to change the Sequence Index uses the bottom part of the window With this method you can exchange the Index number of the selected module with the one of another module picked up from the list Exchange Execution Index with This list can be displayed by clicking on the arrow button on the right of the list field Once the module for the exchange has been picked up from the list you must confirm the operation by clicking the OK button Differently from the first method only the two modules selected will have its Sequence Index value modified while all the others are keeping the same value they had before executing the command In detail the module selected from the Exchange Execution Index with will have its Index set exchanged with the one of the module in the bottom part of the window How to display the address list 1 In the window Modules in Net click on
238. rising edge inactive to active the Programmer to terminate the current segment and to continue with the next one The skip of one segment occurs at every rising edge Main Variable This analog input is intended for acquiring the process variable whose profile is determined by the Programmer The value of this variable is constantly compared with the Setpoint output of the Programmer If the deviation between the two signals exceeds a predefined value the programmer is forced in the Hold mode until the deviation re enters in the allowed range For more information refer to the Parameter window description Analog value in engineering units Select digital inputs These 4 digital inputs specify a 4 bit code corresponding to the program to be selected The maximum number of programs is 16 Hold Input This digital input is intended for interlocking various Programmer modules On the rising edge inactive to active it forces the Programmer to the Hold mode stopping the execution of the current segment 231 AC Prograph User Manual Parameters of the Programmer window The following window is the first one of the module and allows the selection of the program to edit To do it the user has to point the mouse on the button corresponding to the program to modify Up to 16 programs are contained in the module The red led is on when the corresponding program exists that is parameterized otherwise it is off This window sup
239. rrent one The new segment will assume the number of the current one and all the segments will be renumbered to reflect the new order The current a canes segment is the one shown between the lt E pushbuttons All the data boxes of the new segment are shown empty Del Pressing this button you delete the current segment All the segments will be renumbered to reflect the new order The current segment is the one shown between the Fa 2 E pushbuttons Segments Number lt ES The number between a identifies the current segment that is the one all the information appearing in the window are related to DO1 DO16 Pattern of the 16 digital outputs At the beginning of the segment execution the digital output will assume the specified pattern and will hold it for the entire segment To set an output to the active state you must click on the check box Final Set Point This value specifies the target value of the SP Setpoint output at the end of the segment Auxiliary Set Point This value specifies the level the AUX analog output Auxiliary Setpoint value will assume at the beginning of the segment and will hold for the entire segment 234 Allowed Deviation Execution Time End Program Graph Chapter 9 Modules This parameter specifies the maximum allowed deviation between the SP Setpoint output and the PV Main variable input This deviation is continuously monitored during the execution of the segment If
240. s Chapter 9 Modules 9 6 15 Analog Demultiplexer Software Description This module is a 1 to 6 demultiplexer of analog signal It retransmits its IN analog inputs to one of the 6 OUT1 OUTE analog outputs The output is selected either through the 3 bit code on the DS1 DS3 inputs or through a parameter according to the choice operated in the Parameter window The other not selected outputs are set to 0 Module Symbol Inputs IN Analog input to the demultiplexer Analog value in engineering units DS1 DS3 Selection inputs These digital inputs provide a 3 bit code specifying when this selection type is configured which of the 6 outputs must be must be set with the value of IN input Parameters O k Default Selection By Logic Inputs Cancel C Output 1 Output 2 Output 3 C Dutput 4 Output 5 Output 6 Edit Analog DeMultiPlexer 151 AC Prograph User Manual Tag Default Selection Digital Select Output 1 Output 6 Outputs OUT1 OUT6 152 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section allows you to choose the type of selection mechanism of the multiplexer This choice consists in the selection through the Select inputs DS1 DS3 of which of the outputs OUT1 OUT6 must be set with the value of the IN input These 3 inputs select the output to retransmit as in the following table
241. s by mean of a raise and lower digital output the movement of the actuator up to the target position specified by the IN analog input The positioner is open loop because it doesn t have any feedback on the real position of the actuators but it works on the basis of a predicted position computed automatically Module Symbol DOPN SRV DCLS Analog input specifying the target position of the actuator Analog value in percentage units with range from 0 to 100 Parameters Servomotor Controller M Travel Time s 60 15 aj El gt 600 Cancel Dead Band 0 1 0 1 4 gt 5 0 This parameter indicates the name of the instance as assigned by default Tag Travel Time s Dead Band module mnemonic or entered by the user Travel time This is the time the servomotor needs to go from the zero position corresponding to an IN value of O to the full travel position corresponding to an IN value of 100 Analog value with allowed range from 15 to 600 Dead band of the servomotor indicated in percentage of the full travel It is used to determine which is the minimum pulse time on one of the two control outputs that produces a movement of the actuator Analog value with allowed range from 0 1 to 5 0 Outputs Open Digital Output It controls the movement in one direction Open DOPN DCLS Close Digital Output It controls the movement in the other direction Close
242. s illustrated above It becomes inactive when the Programmer is no more in Hold mode Program Number Analog output returning the number of the program currently executed Analog output with range from 0 to 15 Segment Number Analog output returning the number of the segment currently executed Analog output with range from 0 to 100 Remaining time This analog output returns the remaining time to complete the segment currently under execution Total Cycles This number returns the configured cycles value of the program currently running Analog value with range from 0 to 999 Actual Cycles This number returns the number of cycles already executed since the beginning of the program currently running Analog value with range from 0 to 999 Chapter 9 Modules 9 12 AddFunction System 9 12 1 KEY Selector Key pressing simulation Description This module provides the functionality of soft keys or key pressing simulation allowing the strategy to press the keys on the AC30 controller When its digital input goes active the result will be the same than pressing the corresponding key of the AC 30 keyboard Module Symbol Note The tag of the KEY module will assume the mnemonic code of the selected pushbutton Input DIN Digital Input When this input goes active the result will be the same than pressing the corresponding key of the AC 30 keyboard Parameters w Edit Key Buffer Iof x Tag KEY_8
243. sen WSP PDEV gt O SLU SLD o g E g CAL IDEV Dalla DEV DDEV seriale op dl PV1 DLSP P WSR CSP Module Symbol 104 Chapter 9 Modules Inputs DSSP Digital input When active the Target Setpoint is forced to the value of the Safety Setpoint overriding any other selection DLSP Digital Input With DRSP defines a two bit code specifying the setpoint to select according to the table above When active it selects the Local Setpoint or the Computer Setpoint DRSP Digital Input With DLSP defines a two bit code specifying the setpoint to select according to the table above When active it selects the Remote Setpoint or the Computer Setpoint DBIA Digital input When active the BIAS input is added to the Local and Remote Setpoint before calculating the Target Setpoint RSP Analog input with the value of the Remote Setpoint Analog value in engineering units BIAS BIAS analog input Its value is added to the Local or Remote Setpoint if the DBIA digital input is active Analog value in engineering units SSP Analog input with the value of the Safety Setpoint Analog value in engineering units PV1 Controlled variable Analog value in engineering units PV2 Analog input for the secondary variable of a ratio loop Analog value in engineering units Parameters Edit Set_Point amp Deviation Module Tag DU_1 Dl P 1 Input Limits Control Algorithm SP weight for P dev Beta 1 00
244. sition in the worksheet not occupied by any other object This menu consists of the commands for the most frequent operations you need to design your strategy Add Function Add LAN 1 0 Add Wire Add Area Marker Add Debug point Node Zoom Math Logic Process functions Miscellaneous Alarms 1 0 Supervisor 10 Display Panels System Program vo v v v VAY v Y Delay gt Filter Mass Flow AGA ISO fluid flow Characterizer nalog Hold Analog Limiter Slope Limiter Scale Changer Analog Totalizer Min Max Selector Analog Multiplexer gt Analog Demultiplexer gt Digital Multiplexer gt 7 Software Selectable Hardware Selectable Digital Demultiplexer Analog To Digital Digital to Analog In AC Edit indeed the following menu is displayed instead of the previous one Add Debug point Z oom View All to Standard Level m Add Function This command adds a functional module to your strategy You pick up the module type from the AC_PROGRAPH library A complete description of this library is presented in Chapter 0 Add LAN I O This command adds a LAN Local Area Network module to your strategy The LAN module is the basic structure for implementing peer to peer communication softwiring between the controllers Add Wire This command allows you to define a wire that is a connection between two pins of the modules of your strategy Refer to 5 2 3 char
245. ss List Print the Modules parameters Print the Programmer parameters Print the strategy drawings ooooonoccccnconcnononncononancnnncnncnnnono Print the Termination Unit oonooncccnccnoccnoconnconononcnncnnannnono Project creation Redraw a WindOW ccccccccssccessssccessseecessseecessseeessseeees Save a Current PLOJOCt sineera eies Save the Configuration Save with a new name Save with S19 format Search a modul iia tia Select a LAN module Add LAN VO oooocncocncocccocnncnnnooo Select a module Add Function Select modules toredit sonia Select Printout DE eiii sta Select the display mode Select the printout type set comm port Show Nodes disable cccesccsseecseseeeneceeeeeeeeeeeeeeeeeaeenes Show Nodes enable ccceseeseesseseeeeceeceeeeeeeeseeeeeeaeenee Undo a command UnLock an AC controller ooooonnoccnnnoccccconcncnonannccnnnnonono Update AC Prograph parameters cece eee eeeereeee Update the parameters 00 Upload from the controller How to Disable W ALIN tii How to Set AC password 00 cceceessseeseeseeeeseeeeserseeeesees Installation Generali ii Ai Procedures A sseeeos seats ys Registr cei ii inte hahaa ene ee Requirements Upgrades isser seni Ei EO EREE daras 10 I O Analog naa ana E AAA 178 Analog Out raiar eee ei E Ena RS E RAA t 181 Digital In es Digital Outa ones 188 Frequency W
246. ssseseeseeseeseesecseesecsesesceseeseeseseesesesiesnesesenseeseeserieeeseesaeed 240 9 12 3 Power Failure AC Restart flag J ee aaeeea i aiea aa a ae aE aea e Sre iraa i EE 241 9 12 4 Failure Error detection and flagging cccccccccsccscseseeseeseeeeseesessecsecseseecnseeseesessesecsesnesnesesenseeseesesiesesneeaeed 242 9 12 5 Setpoint control key block SPKL c ccceccecesceseesesseeeeessessenseesceseeseesessesesuesesenseeseesecesesnesneeneseeeesesseeeeeenteats 243 9 12 6 Output control key block OPKL roi eienenn a een EEEa ASEE ERSAN EErEE ta Asani ries iatera 244 9 19 ADDLAN VO ER E E EE E EE R E se ssesoed Sees 245 9 13 1 LAN variable Softwiring between the AC controllers assesseer 245 10 AC PROGRAPH QUICK KEYS nariieiiisieprieinieinni ernieren iesarkana inie ineine sanean eiaeia ieiti eiiie 247 11 AC PROGRAPH BUTTONS bssisscsvcssdcsiecccsscssccsssisesestacesscecasscndsseisescessduaceasesseisaustusetsseesessetedes sussaseedsusevadecseeaesdsasecd 248 12 INDEX rai LR A A e i A CAER 249 VII Chapter 1 Introduction 1 INTRODUCTION This User Manual refers all the information you need to use this PC based software package for creating a control strategy and for downloading and running them on the AC20 and AC30 Series of the ASCON Controllers 1 1 User Documentation To have a complete knowledge of the AC Prograph AC Edit you need to refer to the following manuals m AC Prograph AC Edit User Manual M I U ACPRG 4
247. ssure measurement into a pressure and temperature compensated flow measure in order to compute the exact mass flow of the fluid The compensated flow is retransmitted as an analog value FOUT to other modules like PID or totalizers The compensation formula is illustrated below you can select if you want to have temperature compensation or pressure compensation or both Module Symbol Inputs QIN Raw flow or differential pressure measurement Analog value in engineering units TIN Temperature measure in C of the fluid used in the density correction formula Analog value in engineering units PIN Pressure measure used in the density correction formula Analog value in engineering units Parameters Edit Flow Controller Ref ee Compensation Mode Ref Press No Compensation Mase Temperature less C Pressure Hitt gt C Both 130 Tag Ref Temp Ref Press Abs Press Compensation Mode No Compensation Temperature Pressure Both Output FOUT Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user Reference Temperature in C Analog value in engineering units Reference Pressure in the same units of the PIN analog input Analog value in engineering units with allowed range from 9999 to 99999 Absolute atmospheric pressure relative to vacuum It is used to convert the PIN
248. t Range High Limit Low Limit Engineering Units High Low Output Filter s 184 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section define the hardware range of the input signal It selects between the 3 possible choices presented in the pop up menu the hardware range of the signal If the hardware range of the signal doesn t correspond exactly with the standard range selected through the Range parameter because it is included in it you must enter the actual range value here It is the Hardware High range of the input signal that corresponds to the value of the High Range of the Engineering Units Section Together with this latter parameter it defines the highest point of the line relationship for the conversion in engineering units of the signal If the hardware range of the signal doesn t correspond exactly with the standard range selected through the Range parameter because it is included in it you must enter the actual range value here It is the Hardware Low range of the input signal corresponding to the value of the low Range of the Engineering Units Section Together with this latter parameter it defines the lowest point of the linear relationship for the conversion in engineering units of the signal This section allows the configuration of the range to use in the conversion of the signal in engineering units This is
249. t in the controller If you want to download your current project in the AC Prograph worksheet you do not need to convert it in an S19 file in advance but you can download it immediately carrying out the following steps the S19 conversion is done automatically 1 Click on the Transfer button on the Tool bar This will download immediately on the controller the project without any other further intervention Another way to make this download operation is as follows 1 Select the Transfer command from the File menu 2 Select To Instrument from the submenu This will download immediately on the controller the project without any other further intervention 21 AC Prograph User Manual 22 How to download an S19 file on the disk into an AC Series controller If you already have an S19 file you can download it directly from the disk without reading it into the worksheet carrying out the following steps 1 Select the Transfer command from the File menu 2 Selectthe From File S19 to Instruments submenu 5 The following Open S19 File window will appear on the screen Open 519 File Cerca in a Corr 02 519 aa sdc0D1a s19 la sdc001c s19 a Sdc001G s19 ma sdc001h s19 la Sdc001L s19 Nome file Tipo file a a El El 9 Strategie di Controllo aa Sdc001M s19 la sdc001p s19 sdcO01r s19 Sdc001t 519 name in the File name field laa sdc0029
250. ted area is outlined on the screen 4 Release the mouse button The results is that the selected area is zoomed out up to the maximum dimension of the worksheet 7 12 Secondary pop up menu first This secondary pop up menu is displayed as the main one by clicking the right a button of the mouse but with the mouse pointing to a functional module The commands of this menu are a duplicate of the buttons in the Menu bar They specify auxiliary operations related to the functional module selected They do not introduce any new operativity but are a valid tool particularly suitable for skilled people for operating faster and achieve productivity gains gt Modify Make Copy ma Cut It Jbus View Modify This commands has the same effect than a double click with the mouse pointing to a functional module The results is that the Edit window for setting and displaying all the parameters of the module is shown S Make Copy This command produces the same result of the Copy command of the menu Edit that is to copy the module in the Clipboard memory For further detail about the operativity refer to 7 3 The Edit menu EJ m Cut It This command produces the same result of the Cut command of the menu Edit that is to copy the module in the Clipboard memory and remove it For further detail about the operativity refer to 7 3 The Edit menu m Jbus View This command opens a new window with the JBUS a
251. ted is 5 the trend on the panel describes the history of the variable in the last 5 minutes This section defines the characteristic of the scale of the bargraph and the slider related respectively to BI1 and C11 analog input High range of Bargraph Analog value in engineering unit Low range of the Bargraph Analog value in engineering units This output indicates the operating mode of the Out station Active status Manual operating mode Inactive status Automatic operating mode Local Setpoint value This value set through the front panel is the Local Setpoint that must be transmitted to the SDV module for the selection of the Working setpoint Analog value in engineering units Special I O signal used by this module and the SDV module to change and arbitrate the Setpoint operating mode change It must be connected to the equivalent I O of the SDV module of the loop 207 AC Prograph User Manual 9 10 5 Four Trend Panel Panel with 4 pen trend chart Description This module has the same basic functionalities of the TRP module and is intended for displaying on a single panel up to 4 trended variables Its main purpose is to provide a complete user interface for the Setpoint Programmer providing graphically the trend of the Profile Setpoint and the process variable the display of the program and segment number in execution the visualization of the status of digital outputs controlled by the program and the
252. teeneeneeates 126 9 6 ADDFUNCTION MISCELLANEOUS cccsssssecssssccecssscecessnsecsessececesseecesssesecsssaeseceeseecsessesecsessesecsesaeeecseseeesesaueeensnes 127 9 6 1 ANGLO S DN eden Senedd 127 9 6 2 Digital DelV talar olaa 128 9 6 3 Filter ied ii A A aci 129 9 6 4 Mass El Wii a a a a al at re LE 130 9 6 5 AGA Gas compensated flow Jirin ae ari i ea ee e a e aa e aaa a a 132 9 6 6 LIN COLIZA O LAS AS TS ES AA ES N A aS ah ae 135 9 6 7 Analog Hold Sample and Hold i cccccecccccecccccssssssssessessceseuseeseesesseesesneseeceseeseesecsesecesnesneseseesenseeseseeneeaeeas 138 9 6 8 A Q OS LIM aD oes A IATA Fa doe ahha tases A dae SSH Lea E T 139 9 6 9 Slope Limiter Rate limiter pir srecc etek E teak atte absense tie a anait 140 9 610 Scale Changer Range Change 2 35 50 it ito Ae aS eee eae eee 142 OIL Anal g TOLAlIZC Point ER E Haas E DRE eee a a 144 96 12 Mint MAX seleciona e 146 9 6 13 Analog Multiplexer SOftWAre ccccccccccceccesesssesetsetseesececceceeccesesseesessessecuececceceecessessecseeseceeeseaeesesseeaesseeaeed 147 9 6 14 Analog Multiplexer Hardware cccccccccccsccesesssesessesssesececcucceceesesseesessesecsececcecesseesessessececeececeeaeesersessesesaeed 149 9 6 15 Analog Demultiplexer Software ocececceccecceccsecseeseeseseseuseeseuseeseeessesecnecescseeseeseceesesnesneeneceeeesesseeeeeetents 151 9 6 16 Analog Demultiplexer Hardware ocececcecceccsessevsseeseesceseuseeseesecseeeseseecueceseesessessecesn
253. that when you recall a strategy from disk in your worksheet you must enter the debug points again 7 11 6 Node Node A wire is a collection of nodes that are the points where the wire make a 90 a bend If you want to modify a wire you need to change the position of its nodes This command allows you to operate on nodes For a detailed description of the operativity refer to the 5 6 Operation on nodes 7 11 7 Zoom The Zoom command allows you to choose the level of zoom of your worksheet Add Function gt Add LAN 1 0 Add Wire Add Area Marker Add Debug point Node gt View All to Standard Level in Area Zoom How to use the Zoom command The three choices of the level of zoom are Screen fit 1 Select the Zoom command from the main pop up menu 2 Select the View All command from the secondary menu The project is zoomed until it fits in the screen The drawing are scaled by the same factor both horizontally and vertically Standard 1 Select the Zoom command from the main pop up menu 2 Select the Standard Level command from the secondary menu The project picture is scaled according to the grid size and format setting m Area zoom 1 Select the Zoom command from the pop up menu 2 Select the in Area command from the secondary menu 73 AC Prograph User Manual 3 Define the area to enlarge by dragging the mouse over the area with the left button down While you move the mouse the selec
254. the comparison with the signal on the input ABS When selected the module behaves as a deviation alarm block performing the comparison with the signal on the input DEV Digital output with the result of the alarm comparison as in the diagram above Chapter 9 Modules Examples 1 High absolute alarm Referring to the diagram above the band below Vmin is eliminated by setting Vmin at the low range on the Input signal VMAX 300 C ALM povr Active if ABS gt 300 C ABS Inactive if ABS lt 300 C VMIN Low Range 2 Low absolute alarm Referring to the diagram above the band over Vmax is eliminated by setting Vmax at the high range of the Input signal MAX High Range ALM Inactive if ABS gt 300 C ABS DOUT Active if ABS lt 300 C VMIN 300 C 3 Deviation alarm active when out of the deviation band VMAX 30 0 DEV ALM DOUT Inactive if VMIN gt DEV gt VMAX VMIN 15 0 4 Deviation alarm active when in the deviation band This configuration requires an external module to perform a Boolean NOT operation VMAX 30 0 ALM DEV DOUT Active if VMIN lt DEV lt VMAX VMIN 15 0 171 AC Prograph User Manual 9 7 2 Rate alarm Description This module is an alarm comparator that flags rate alarms with an hysteresis band defined by the user Being structured internally as a comparator its use is not limited to al
255. the range of the OUT output High range of the input signal in engineering unit It is the value in engineering unit corresponding to a level of the input signal equal to the hardware high range Low range of the input signal in engineering unit It is the value in engineering unit corresponding to a level of the input signal equal to the hardware low range Time constant in tenths of seconds of the filter Outputs DOVR OUT Chapter 9 Modules Out of range detector lt flags that the input signal is out of the programmed ranges in order to alert the user to look for some failure in the measuring device Output value lt is the value in engineering unit of the input signal Its range is the one specified by the user through the High and Low Engineering Units parameters Analog value in engineering units 185 AC Prograph User Manual 9 8 4 Digital In Description This module acquires one digital input and output it to the control strategy Beyond the basic acquisition task this module performs some processing on the digital signal like inversion and delay The digital inputs with reference number 1 to 8 are the one available on the AC controller while the 24 digital inputs with reference number from 9 to 32 are provided from the Expansion units mod AAC EU 88 4 or mod AAC EU 88 connected to the AC controller through the RS485 Aux Comm serial port Each expansion unit provides 8 digital Inputs
256. the row with the module you want to access 2 Click on the JBUS button The following windows with Address List title is shown 47 AC Prograph User Manual 48 Address List Module MY Mast E Curent All Data Type Double Register Double Register Double Register Double Register The top part of the window with title Module MV Mast presents two radio button for the selection of the variables to display You have two choices you can display all the JBUS addresses of all the modules of a project by clicking on All or you can display just the addresses of the current module by clicking on Current The information about the JBUS addresses are displayed in the two sections in the bottom of the window one for the digital variables the other for numeric variables Each row reports the information about one variable The meaning of the various field is as follows Addr the JBUS address of the variable Data Type specifies if a variable is numeric or digital Coil Register Double Register etc Var mnemonic of the variable in the module For a detailed list of these mnemonics refer to the module description in Chapter 9 Module Tag The custom name of the module instance Function The mnemonic code of the module type It indicates the function performed by the module How to display the list of LAN variables 1 In the window Module
257. the values of the signals applied to the inputs A D Analog value in engineering units 89 AC Prograph User Manual 94 AddFunction Logic The modules described in the following chapter belongs to the group associated with the Logic item of the AddFunction command They consists in all the modules required to perform Boolean logic counting and selection operation 9 4 1 Digital Constant Description This module generates up to 5 digital signals set at a predefined fixed status specified by the user Module symbol Parameters Edit Multiple Digital Constants Tag HDCN_1 D x Y E Cancel CN1 Name DCS1 CN2 Name DCS2 CN3 Name DCS3 CN4 Name DCS4 CN5 Name DCS5 Value Inactive Value Inactive Value Inactive y El g alue Inactive Value Inactive Tag CN1 Name CN5 Name CN1 Value CN5 Value Outputs DCN1 DCN5 90 This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user String defining the label associated to a constant in order to provide an immediate perception of the status of the output This label will be displayed on the front panel of the AC controller These fields specify the fixed status each digital output is set to Digital outputs These outputs are set to the status specified in the CN1 Value CN5 Value Chapter 9 Modules 9 4 2 AND Descriptio
258. time display of process data The trend is referred to the most recent values of the variable during the last minutes It is continuously scrolled on the left as soon as new more recent samples are acquired On the right side a bargraph at the beginning of the trend curve shows the real time value of the trended variable The time span of the chart is configured by the user entering the number of minutes it consists of The variable is continuously sampled and its value stored in a FIFO memory When the FIFO is full the older samples are discarded to leave room to the new ones The length of the FIFO corresponds to the chart time span Main Variable PV1 Tag 10 char _ 6 char with sign and dp Main Variable in engin units Scrolled variables values 3 char 6 chars with sign and d p Scrolled Variables Al1 2 3 4 5eLSP Mnemonic 3 char Pa ae Setpoint operating mode MOD Requested Setpoint Mode Loc Rem Com Scale High range hy gi Logic Variables display 6 char with sign and d l 19 dp 3 char strings Chart area with the N D11 2 3 trend of BI1 ee Bargraph of the trended Out station operating mode variable B1 AUT MAN DAM Time span of the chart p Scale Low range Y Output value in 204 Module Symbol Inputs DI1 DI3 Al1 AI5 Bl Cm PV1 Y Yc Chapter 9 Modules Digital inputs Logic variables whose status is displayed through a 3
259. tion block is displayed at the position occupied by the cross Proceed as usual with the configuration strategy drawing and block move as described in the AC Prograph AC Edit program 65 AC Prograph User Manual ModBus Jbus Terminal 66 In this menu the item Term is has been added in order to choose which of the 2 terminals ModBus Jbus can be used Selecting the item External pmBus the terminal described in the previous AC Prograph AC Edit M I U ACPRG 4 98 06 or later User manual will be launched Selecting instead the item Internal when launching the Terminal command from the Tools menu the new AC Prograph AC Edit integrated terminal will be launched w TERM mode ModBUS Port 3 9600 N 8 1 X Data Type On Address Change y Mode Digital No Operation Read ee Own Word Auto gt Write Float Que a I Auto Repeat se Instrument Data Address Address j2 fi Read False This terminal is used to test the RS 485 communication on the Main Comm port of the AC station too Obviously the AC station must be connected to the computer with the Terminal program currently running The first operation to carry on is to set the configuration of the serial port by mean of the Serial button in the box Instrument Clicking on this button the configuration window of the serial port is displayed where all the communication parameters can be set Serial
260. tion of the out of range of the input signal The input signal can be generated by a wide range of measuring devices for detailed information about the electrical characteristics of the signal you must refer to the AC controller User manual The frequency conversion is operated by an electronic circuit that provides the Frequency to Digital conversion of the signal by mean of counting pulses on a fixed time or measuring the time between a pulse and the next one The output of this processing is a binary number related to the hardware range of the signal This number is filtered and subsequently ranged in engineering units according to the values configured by the user In order to optimize the performance of the measuring circuit you must first select the hardware range of the input signal by choosing it between the following ranges m 0 01 200 00 Hz m 0 1 2000 0 Hz m 1 20000 Hz Furthermore if the actual range of your signal is different from the standard ones you configure your actual hardware range of the signal that corresponds to the range in the engineering unit specified for the OUT output Block Diagram OUT Module Symbol 183 AC Prograph User Manual Parameters Edit Frequency Input TAG Range High Hed 4 200 00 L E 4 gt 0 01 Engineering Units High Low Hitt v Output Filter s 0 ol z 0 gt 30 0 TAG Inpu
261. to change the ID number please call the help desk at 02 333371 or use Internet for sending an e mail to support ascon it Main differences between AC Prograph and AC Edit The 2 program have several identical functionalities The main difference is that AC Edit doesn t support the modification of the strategy that is the wiring between the functional modules while AC Prograph does For this reason AC Edit doesn t have all the tools and the functionalities to perform the generation and the modification of a strategy All the others functionalities are perfectly identical for both the programs with similar operating procedures Therefore when this manual refers to AC Prograph it is intended that the same applies to AC Edit Only when the 2 programs are different a note marking that is reported This symbol at the side of a functional module or a command flags that it is only available with the AC Prograph environment 11 AC Prograph User Manual 2 7 Rules and Terminology 2 7 1 2 7 2 12 Before starting to operate with the AC Prograph AC Edit software it is important to get accustomed with the terminology the meaning of graphic symbols and the format used in this manual General Rules Chapter 1 refers specific information how to navigate around the AC Prograph using the PC keyboard the mouse the softkeys the menus to exploit all the functionalities of this program For presenting the information in an ef
262. transition On the transition from active to inactive just before starting again the calculation of the PID algorithm the various term are set to the following values in order to handle a completely BUMPLESS transition In detail the term Mvz is adjusted in order to set the output of the PID module MV equal to the actual output of the controller ACTY when the transition occur 108 Chapter 9 Modules MVi 0 MVd 0 MVp 100 PB PDEV 1 MVz ACTY MVp FFW MVO MV ACTY No actions are taken on the transition from inactive to active Block Diagram PID ALGO TUNE ALGO BUMPLESS ALGORITHM 109 AC Prograph User Manual Inputs PV1 PDEV IDEV DDEV FFW ACTY DBMP KP 110 Controlled Variable It provides the value of the PV1 input scaled in percentage of the span Analog value with range from 0 0 to 100 0 Proportional Deviation This is the error term used by the PID algorithm for determining the Proportional term and computed normally by the DSV module as follows Simple PID Beta W PV1 Direct Ratio PID PV2 Beta W PV1 Inverse Ratio PID PV2 W Beta PV1 Analog value with range from 100 to 100 Integral Deviation This is the error term used by the PID algorithm for determining the Integral term and computed normally by the DSV module as follows Simple Ratio PID W PV1 Direct Ratio PID PV2 W PV1 Inverse Ratio PID PV2 W PV1
263. type of variable and for each type of controller For more information on this subject refer to cap 9 2 AC ProGraph Model AC 20 AC 30 Integers 1000 500 Floats 1000 500 Stings 400 300 Net size 1500 1500 Lanin 30 Lan Out 30 Modules with menu 120 Chapter 8 Special Commands 8 3 Highlight Current Wire The Highlight Current Wire functionality enhances the visibility of a wire giving an immediate perception of the full extension of a connection highlighting it in yellow if the display mode is Color in the color defined by the user if in Custom or with a dashed line if the mode is Black and White 8 3 1 How to enable disable Highlight Current Wire m To enable the functionality you must click with the mouse pointing to the wire as for selecting it m To disable the functionality you must click with the mouse pointing to another area of the worksheet not occupied by an object as for deselecting The wire is highlighted on the basis the coloring scheme explained above differently depending of these two possible situations 1 The selected wire is a main wire The entire wire and all its branch wires will be highlighted 2 The wire is a branch wire of the main wire Only the branch wire up to the Node of connection with the main wire will be highlighted To highlight the entire wire you must keep the Shift key pressed when you select the wire enabling the High light current wire funct
264. ule and the SDV module to change and arbitrate the Setpoint operating mode change It must be connected to the equivalent I O of the SDV module of the loop Chapter 9 Modules 9 10 3 4 Bargraph Quadruple bargraph Panel Description These module has the same basic functionalities of the 1BP module and it is intended for displaying on an unique panel more than one loop together with some analog measures or outputs Obviously it is less rich of information than 1BP it lacks the output bargraph and the main variable engineering units But surely it is the most versatile as soon as you connect the signals of a loop it adds the bargraph and the slider related to it This way to operate improves dramatically the readability because the panel is not always filled with 4 bargraphs even when you need two Furthermore for each bargraph you can choose if you want the slider or not so that if you want to display just a measure you do not have a meaningless slider around And you can mix as you like bargraphs with the slider for control loops and without for measures and A M station At last an alarm display is available This is connected to a digital inputs in order to flag anomalous conditions requiring the operator attention When the alarm occurs a rectangle blinks at the top of the display panel The modules settles automatically the display detecting which are the signals connected to it It checks for each bargraph
265. um value of the Main Variable Analog value in engineering units This section defines the 3 parameters that control the display and the handling of the Local Setpoint Two of the 3 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 High Local Setpoint This value limits the setting of the Local Setpoint to values lower than it Analog value in engineering units Low Local Setpoint This value limits the setting of the Local Setpoint to values greater than it Analog value in engineering units This section defines the characteristic of the scale of the bargraph 1 and the slider 1 related respectively to BI1 and Cl1 analog input High range of Bargraph Analog value in engineering unit Low range of the Bargraph Analog value in engineering units This section defines the characteristic of the scale of the bargraph 2 and the slider 2 related respectively to BI1 and Cl analog input High range of Bargraph Analog value in engineering unit Low range of the Bargraph Analog value in engineering units This output indicates the operating mode of the Out station Active status Manual operating mode Inactive status Automatic operating mode Local Setpoint value This value set through the front panel is the Local Setpoint that must be transmitted to the SDV module for the selection of the Working setpoint Analog value in engineering units Special I O signal used by this mod
266. urposes Furthermore with the inputs of NXT and RST the Programmer is forced respectively to the first segment and to the next segment of the running program The status of the Programmer is flagged out of the module through several output signals providing the following information about the program currently running operating mode RUN and HLD current segment number NSGM current program number NPGM remaining time to the end of the segment SRT total and remaining number of program cycles TCY ACYC These signals can be used to interlocks other Programmer modules or to display the information on a panel like through the 4TP module A wide selection of strategies is offered to recover the program from a power failure Briefly you can chose if your Programmer must be Reset Hold or Resumed on the basis of the time the power has stayed off on the basis of the deviation of the process variable PV1 from the last Setpoint generated or simply always A detailed description of all these possibilities is provided below in the Parameter section You can have up to 4 Programmers module in your strategy with interlocks among them Note This module is available only on the AC30 controller When you add this module in your strategy you must be sure that the target is an AC30 controller 230 Chapter 9 Modules Module Symbol Inputs R H RST FST NXT PV Sel1 Sel4 DHLD Run Hold I O Bidirectiona
267. us are available for choosing the type of information to display Chapter 7 Menu Parameters This command displays a window with the JBUS addresses of all the parameters and the wires of the current project Wires By mean of this command you can enable or disable the JBUS address display on wires The enable status is indicated by a small marker on the left side of the command item in the secondary menu When enabled if you click on a wire a small window with the data type and the JBUS address of the wire will be presented in the Tool bar To disable this display function you must select again the Wires command m Jbus Terminal This command allow the PC to became a terminal in order to test the Jbus and Modbus communication operation to the connected controller Instrument Lock Instrument This command protects the strategy in the AC controller memory forbidding any change It disables the Pgr Select menu on the AC controller blocking any way for the user to change the strategy UnLocK Instrument This command is the opposite of the previous one Lock Instrument It enables the Pgr Select menu on the AC controller allowing the user to change the strategy Check model This command returns information about the instrument model the firmware release installed and the password on the AC controller connected to the PC in order to facilitate the maintenance operation Password Set This command allows
268. us of the digital input is active Inactive Status Label This 3 characters label is the string shown on the display when the status of the digital input is inactive This section defines the 4 parameters that control the display of the Main variable Three of the 4 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 Label PV1Hi PV1Lo Local Set Point LspHi LspLow Trend Window Width Bargraph Max Min Outputs DA M LSP MOD Chapter 9 Modules Engineering units mnemonic This string is the 3 characters engineering units mnemonic of the Main Variable and it is shown in the upper part of the display High Range of PV1 This is the maximum value of the Main Variable Analog value in engineering units Low Range of PV1 This is the minimum value of the Main Variable Analog value in engineering units This section defines the 3 parameters that control the display and the handling of the Local Setpoint Two of the 3 parameters are explained below The fourth one is the Format that is explained at chapter 9 1 High Local Setpoint This value limits the setting of the Local Setpoint to values lower than it Analog value in engineering units Low Local Setpoint This value limits the setting of the Local Setpoint to values greater than it Analog value in engineering units This values define the time span of the trend chart For instance if the value selec
269. value in engineering units This section defines the characteristic of the scale of the bargraph and the slider related respectively to BI1 and Cl1 analog input High range of Bargraph Analog value in engineering unit Low range of the Bargraph Analog value in engineering units This output indicates the operating mode of the Out station Active status Manual operating mode Inactive status Automatic operating mode Local Setpoint value This value set through the front panel is the Local Setpoint that must be transmitted to the SDV module for the selection of the Working setpoint Analog value in engineering units Special I O signal used by this module and the SDV module to change and arbitrate the Setpoint operating mode change It must be connected to the equivalent I O of the SDV module of the loop Chapter 9 Modules 9 10 2 2 Bargraph Double bargraphs Panel Description This module has the same functionalities of the previous one the 1BP The only difference is that it accommodates a second bargraph with its slider and therefore it has additional inputs Its main purpose is to provide the front panel of a cascade loop In this case the setpoint and the measured variable of the primary loop the one generating the setpoint for the secondary loop are displayed on the additional bargraph Tag 10 char Main Variable in engin units 3 char Main Variable PV1 6 char with sign and d
270. ve operation or in case the name was not already specified with the default name Untitled How to save an existing project with a new name 1 Select Save Project As from menu File 2 Select the unit and the directory where the project file must be stored The list of the files already existing in the chosen directory are displayed 19 AC Prograph User Manual 3 Enter the new name of the project in the File name field 4 Click on the OK button to confirm your choice and store the file on disk The project will be kept on the worksheet with the new name displayed in the title bar of the window Tips If you want to edit an existing project and save the old version of the project you should open the project select Save Project As from the File menu and enter a new project name In this way all the modifications you introduce will affect the new project file keeping the original one unchanged 4 3 Downloading a Project 4 3 1 20 A control strategy developed by the AC Prograph can be downloaded into the target instruments the AC Series Controllers either directly from the worksheet or from a file residing on the disk In this latter case the file must be in Motorola S19 format It is also possible to upload a strategy from the controller and store it on the disk as an S19 file Furthermore the Transfer command allow you to update the strategy parameters in your worksheet with the current va
271. ve state when the alarm condition has occurred Module Symbol Parameters Edit LAN TimeOut Tag LALM_1 i Ok 30 0 4 E gt 600 Cancel TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user TimeOut s Timeout This value is the minimum time of lack of communication on the LAN with destination the AC controller that generates an alarm output Analog value with range from 0 to 600 Output DOUT Alarm Output This output is in the active state if the communication on the LAN with destination the AC controller stops for more than the configured timeout 174 Chapter 9 Modules 9 7 5 Expansion Unit TimeOut Description This modules generates an alarm when there is not communication between the AC controller and ts Expansion units for more that a timeout time The Timeout time is configured by the user through the Parameter window The DOUT alarm output goes in the active state when an alarm condition has occurred Module Symbol Parameters Tag pat TimeOut s gt Ok 30 Cancel 04 600 TAG This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user TimeOut s Timeout This value is the minimum time of lack of communication activity between the AC controller and its Expansion Unit that generates an alarm output Analog value with range
272. while all the others are set to 0 value Chapter 9 Modules 9 6 21 Analog To Digital A D converter Description This module performs the conversion of a number provided as an input signal to the module to a 16 bit binary number specified through 16 digital outputs The range of the input number is O 65535 If the input number exceeds this range it is still converted in binary number but the 16 digital outputs corresponds to the status of the least significant bits The carry output is not available to flag the overrange therefore the strategy must provide the actions to avoid or take care of this situation Module Symbol Input IN Analog input with the number to convert in binary Its range is between 0 and 65535 Output DO1 DO16 Digital Output 163 AC Prograph User Manual 9 6 22 Digital To Analog D A Converter Description This module converts a 16 bit binary number provided through 16 digital inputs into a number The number is transferred out through the analog output of the module with range O to 65535 Module Symbol Input DI1 DI16 Digital inputs specifying the binary number Output OUT Analog output with the result of the conversion 0 65535 164 Chapter 9 Modules 9 6 23 Panel Selector Set page Description This module allows to set an operative panel when DSEL digital input switches from 0 to 1 With DSEL 0 no page is set The act
273. while the maximum number of digital inputs handled by the AC controller is 32 8 on the controller and 24 on the Expansion units That sets to 3 the maximum number Expansion units that can be connected to an AC controller Block Diagram Inv Dir Action DOUT DIEX DOUT DI_8 1 Parameters E dit Digital Input Configuration TAG DI_1 O K Input N 7 Direct Cancel Delay Samplings st gt 0 186 Configuration TAG Input N Direct Delay Samplings Output DOUT Chapter 9 Modules This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This number identifies the physical input of the Controller or the Expansion unit where the input signal is located When selected the modules performs an inversion of the status of the digital input The DOUT output corresponds to the Boolean NOT of the input signal Delay time This defines the time the input signal must be delayed before being retransmitted on the DOUT output It is entered as a multiple of the sampling time of the controller If set to O the signal is not delayed Digital output It is the status of the digital input after the optional processing of delay and inversion 187 AC Prograph User Manual 9 8 5 Digital Out Description This module transfers the status of a digital variable DIN generated by the strategy to a physical output of
274. yed graphically by mean of a slider moving along the decimal scale Analog value in engineering units Main Variable This variable is displayed numerically with big digits at the top of the display It is supposed to be the controlled variable of a loop Analog value in engineering units Manipulated Variable This variable is displayed in percentage numerically and by an horizontal bargraph at the bottom of the display It is intended for the control output of the secondary loop Analog value in percentage units Parameters Chapter 9 Modules Edit Two Loop Panel Analog Inputs Digital Inputs Input All y Input DH M Ok D p sarees gt Label On Cancel Label Label Off BarGraph 1 Process Variable m Local Set Point H Min Label Py1 hi Pwl Lo Lsp Hi Tag Analog Inputs Items Input Label Digital Inputs Input Label On This parameter indicates the name of the instance as assigned by default module mnemonic or entered by the user This section defines the 3 parameters for the configuration of each of the 5 analog inputs Al1 AI5 Allows to define the number of additional variables from O to 5 to be displayed It selects which of the 5 analog inputs you configure You configure one input at a time by entering the data about the Format parameter that defines the decimal point position and is described at chapter 9 1 and the Label paramete
275. zione la variabile definita nella cornice Data Per attivare l interrogazione continua verso la stazione AC inserire un marker nella apposita casella Auto Repeat cliccandovi sopra con il tasto sinistro del mouse Per fermare l interrogazione continua verso la stazione AC togliere il marker dal apposita casella Auto Repeat cliccandovi sopra con il tasto sinistro del mouse Data In questo box possibile definire l indirizzo della variabile di ModBus Jbus da interrogare o da assegnare tramite l apposita finestra Address pulsanti sottostanti a questa finestra aumentano o diminuiscono l indirizzo di una unit ad ogni click del tasto sinistro mouse Data Data Address Address fi Read fi o Write lt gt lt b gt NoAnswer AAA Nel box di testo in basso vengono intercettati e scritti gli eventuali errori di comunicazione sulla linea RS 485 67 AC Prograph User Manual 7 9 7 10 Main pop up menu eo e 68 Help Menu The Help menu consists of three commands for displaying the following information m Index This will access to the on line manual Not yet available currently under development m Help On Help Usual help tool of Window About AC Prograph This command displays the most important information about the project under development More details are provided in Chapter 8 This menu is selected by clicking on the right button of the mouse while pointing to a po

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