DNAtrendusersguide.docx
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DNAtrendusersguide
DNAuse
DNAtrendUser'sGuide
v.1.1
©MetsoAutomationInc.,1988-2006.Allrightsreserved.
TableofContents
Introduction1
ElementsofDNAtrend2
SectionsofDNAtrend2
Toolbar2
TimelineComponent3
Coordinates3
Legend4
TableArea5
Operations6
HowtoOpenDNAtrend6
ToolbarOperations6
HowtoOpenaTrendPicture6
HowtoSaveaCopyofaTrendPicture6
HowtoSaveaTrendPicture8
HowtoDeleteaTrendPicture8
HowtoPrintaTrendPicture9
AboutDNAtrend9
TimelineComponentOperations9
HowtoSettheStartandEndTime9
HowtoSettheSpan10
HowtoUsetheTimelineSlider11
HowtoUsetheAutomaticUpdate12
HowtoUsetheReplayFunction12
TrendAreaOperations13
HowtoAddaGraph13
HowtoDeleteaGraph14
HowtoAddaHairline15
HowtoMoveaHairline16
HowtoLockaHairlinePosition16
HowtoDeleteaHairline16
HowtoZoominandOut17
HowtoHideandRestoreGraphsandEventMarkers17
HowtoHideandRestoretheLegend17
HowtoCopyTrendValues17
HowtoExamineTrendValues18
TableAreaOperations19
HowtoExamineEvents19
PropertyandSettingModifications19
TimelineComponentProperties19
TrendAreaProperties20
LegendSettings24
TableAreaSettings24
Introduction
DNAtrendprovidesversatilemethodstobrowseandanalyzehistoricaldata.Itisinstrumentalinpredictingthestateoftheprocessinnearfutureandinfollowingtheprogressionofamodificationordisturbanceinprocess.
YoucanopenDNAtrendbyselectingitontheactionmenu.ThegraphstobeexaminedareselectedbydraggingtagsfromordinarypicturewindowstoDNAtrend.
YoucanperformthefollowingoperationsinDNAtrend:
∙Addagraphfromapicturewindow
∙Deleteagraph
∙Useahairlinetodisplayaninstantaneousvalue
∙Zoomthetrend
∙Setthestartorendtime
∙Setthespan
∙Openatrendpicture
∙Saveatrendpicture
∙Saveacopyofatrendpicture
∙Deleteatrendpicture
∙Printatrendpicture
∙Replayatrend
∙Copytrendvaluestoclipboard
ElementsofDNAtrend
SectionsofDNAtrend
DNAtrendconsistsofthefollowingsections:
1.Toolbar
2.Timelinecomponent
3.Trendarea,consistingofcoordinatesandlegend
4.Coordinates
5.Legend
6.Tablearea
Toolbar
ToolbarcontainsbuttonsforperformingsomebasicoperationsofDNAtrend.
1.OpenPicturebutton
2.SaveAsbutton
3.Savebutton
4.Deletebutton
5.Printbutton
6.AboutDNAtrendbutton
TimelineComponent
Thetimelinecomponentisusedfordefiningthestartandendtimeofthetrendandthelengthofthespan.
1.Starttimelockbutton
2.Starttimedatebox
3.Starttimetimebox
4.Spanlockbutton
5.Spanbox
6.Endtimelockbutton
7.Endtimedatebox
8.Endtimetimebox
9.Currenttimebutton
10.Refreshbutton
11.Autoupdatecheckbox
12.Timelinegauge
13.Slider
14.Timelinestepbuttons
Coordinates
ThecoordinatesofDNAtrenddisplaythegraphsoftheselectedpositionsonthedesiredperiod.
1.Graphs
2.Timeaxis
3.Valueaxis
4.Eventmarkers
5.Hairline
6.Timestampofthehairline
7.Tagvaluesonthehairline
Legend
ThelegendofDNAtrenddisplaysfurtherdetailsonthegraphsdisplayedinthecoordination.
1.Togglevisibilitycheckbox
2.Graphcolor
3.Tagidentifier
4.Tagnameordescription
5.Signalunit
6.Minimumvalue
7.Maximumvalue
8.Instantaneousvalue
9.Eventmarkersandtheirmeanings
Diaryentries
Operations
Alarms
Thevisibilityofthefieldscanbedefinedinthelegendsettings.
TableArea
Thecontentsofthetableareacanbespecificallydefinedforeachapplication,buttypicallyitdisplaysaneventlistpresentedinthepicturebelow.
1.Eventtime
2.Eventtype
3.Priorityvalueoftheevent
4.Tagrelatedtotheevent
5.Tagnameordescription
6.Eventdata
Operations
HowtoOpenDNAtrend
WhenDNAtrendisopenedbyselectingthecorrespondingcommandontheactionmenu,thetrendofthetargetloopwillbeautomaticallydisplayed.
Proceedasfollows:
∙Right-clickthetargetloopinapicturewindowandselectDNAtrendontheactionmenu.DNAtrendwillopenonthedesktopinadedicatedwindow.
ToolbarOperations
HowtoOpenaTrendPicture
Whenyouwanttoopenapreviouslysavedtrendpicture,proceedasfollows:
1.ClicktheOpenPicturebutton
onthetoolbar.Adrop-downlistcontainingthehierarchypathsofthesavedpictureswillopenbelowthebutton:
2.Clickthearrowbuttonandselectapictureonthelist.
OR
Clicktheboxandtypethehierarchypath.
3.PresstheENTERkey.TheselectedpicturewillopenintheDNAtrendwindow.
Ifthehierarchypathwasincorrect,thefollowingdialogwillappearonthedesktop:
ClickOKtoclosethedialog.
HowtoSaveaCopyofaTrendPicture
Youcansaveacopyofatrendpicturewithadifferentnameforlaterexamination.
Proceedasfollows:
1.ClicktheSaveAs..button
onthetoolbar.TheSavePicturedialogwillopenonthedesktop:
2.ClicktheNameboxandtypeanameforthetrendpicture.Ifyouwanttosavethepictureinahierarchy,enterthehierarchypathinfrontofthename.Forexample,inpathPM1/Drying/Trend1,PM1isthenameofthemodule,Dryingthenameoftheprocessarea,andTrend1thenameofthetrendpicturetobesaved.Thenameofthepicturecannotcontaincharacters<>&:
"'*or?
.
3.Ifyouwanttogivethepictureanoptionaltitle,youcanenteritintheTitlebox.
4.Ifyouwanttogivethepictureanoptionaldescription,youcanenteritintheDescriptionbox.
5.Ifyouwanttoretainthetrendpictureasitisatthetimeofsaving,clicktoselecttheSnapshotcheckbox.Ifthepictureislaterre-opened,itsdatawillnotberetrievedfromthedatasourcebutthesaveddatawillbeusedinstead.
6.Ifyouwantthetrendpicturetobeautomaticallydeletedafteragiventimehaselapsed,clicktoselecttheTemporaryPicturecheckboxandenterthestoragetimeindays.
Cancelcancelstheoperationandclosesthedialog.
7.ClicktheSavebutton.Adialogwillopenonthedesktoptoconfirmasuccessfulsave:
8.ClicktheOKbuttontoclosethedialog.
HowtoSaveaTrendPicture
TrendsdisplayedinDNAtrendcanbesavedastrendpictures.Whenyouhavemodifiedatrend,youcansavethechangesyoumade.
Proceedasfollows:
1.ClicktheSavebutton
onthetoolbar.Adialogwillopenonthedesktop:
2.ClicktheYesbutton.Adialogwillopenonthedesktoptoconfirmasuccessfulsave:
3.ClicktheOKbuttontoclosethedialog.
HowtoDeleteaTrendPicture
AtrendpicturedisplayedinDNAtrendcanbeeasilydeleted.
Proceedasfollows:
1.ClicktheDeletebutton
onthetoolbar.Adialogwillopenonthedesktop:
2.ClicktheYesbutton.Adialogwillopenonthedesktoptoconfirmasuccessfuldeletion:
3.ClicktheOKbuttontoclosethedialog.
HowtoPrintaTrendPicture
WhenyouwanttoprintthetrendpicturedisplayedinDNAtrend,proceedasfollows:
∙ClickthePrintbutton
onthetoolbar.Thetrendpicturewillbeprintedinthedefaultprinter.
AboutDNAtrend
WhenyouwanttoseetheapplicationinformationaboutDNAtrend,proceedasfollows:
∙ClicktheAboutbutton
onthetoolbar.Adialogwillopenonthedesktop:
ClicktheOKbuttontoclosethedialog.
TimelineComponentOperations
HowtoSettheStartandEndTime
Thestartandendtimeareusedtogetherwiththespantodefinetheintervalinwhichthetrendcanbeexamined.Theintervalcanbedefinedwiththeaccuracyofonesecond.
WhenDNAtrendisopened,thetransitionmomentdeterminesthevalueoftheendtime.Thespanislockedandatitsdefaultvalueof8hours.Thevalueofthestarttimeisdeterminedbytheendtimeandthespan(i.e.endtime-spanvalue).
Sincethevaluesofthestarttime,endtimeandspanareinterrelated,onlytwoofthemcanbemodifiedatatimeandthethirdvalueislocked.Thelockbuttonandvalueboxesofthelockedvariableappeardimmed.Thelockedvariableisreleasedwheneitherofthemodifiablevariablesislockedbyclickingthecorrespondinglockbutton
.
Proceedasfollows:
1.Clickthevaluetobechangedinthedateortimebox.
2.Dooneofthefollowing:
∙Typeanewvalue.
∙Selectanewvaluebyclickingtheupanddownarrows.
∙SelectanewvaluebypressingtheUPandDOWNARROWkeys.
Alternatively,thecurrenttimecanbesetastheendtimebyclickingtheClockbutton
.
Thedatecanalsobesetwiththecalendarfunction:
1.Clickthearrowbuttonrighttothedatebox.Thecalendardialogwillopenonthedesktop:
2.Ifrequired,changethemonthwiththearrowbuttons.
3.Clickthedesireddayinthecalendar.Thedialogwillclose.
3.ClicktheRefreshbutton
orpresstheENTERkey.Thecoordinateswillbeupdatedtomatchthechangedvalues.
Changesinthestartorendtimevalueswillalsodirectlyaffecttheotherunlockedvalue.
HowtoSettheSpan
Bychangingthelengthofthespanyoucanaffectthepresentationaccuracyofthetrenddata.Thespancanbelockedorunlocked.Thelock/unlockbuttonindicatesthestateofthespan:
Locked
-
Thespandoesnotchangeifyouchangethestarttimeorendtime.Ifthespanislocked,itdoesnotchangeunlessyouspecificallychangeit.
Unlocked
-
Thespanchangesifyouchangethestartorendtime.Ifthespanisunlocked,itslengthisdeterminedbythestartandendtime.
Proceedasfollows:
1.Clickthearrowbuttonnexttothespanboxandselectthespanonthelist.
OR
Clickthespanboxandenteranewvalue.
2.ClicktheRefreshbutton
orpresstheENTERkey.Thecoordinateswillbeupdatedtomatchthechangedvalue.
Changesinthespanvaluewillalsodirectlyaffect