gefran TPD32-EV-...-4B - Page 348

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W reference: Itispossibletouseitasamonitorforthespeedreference.
Setting of the parameters in the COMP CALCULATION menu
 OPTIONMenu
  ————>Torquewinder
   ————>torquecalculation
    ————>compcalculation
Static f: Compensationofthestaticfrictionsasapercentageofthedriveratedcurrent
 · CheckthattheparametersStatic f and Dinamic f=0
 · Setthetension(tensionref)=0
 · Thediametercalculationfunctionisblocked(enabletheprogrammeddigitalinput
asDisdiamcalc)
 · Operationstobecarriedoutwithoutlinereference,jogfunctionandmaterialson
themachine(thecompensationofthestaticfrictionsiscompletelyenteredonly
whenthelinespeedishigherthan1.5%).
 · Stoppedwinder/unwindermotorwithinthecurrentlimit(Inusetcurrlim+/-=0)
 · GraduallyincreasethevalueofStatic f.Themotorwillstartrotating.Setasuit-
ablevaluesothatthewinder/unwindercanrotatewithaspeedneartothezero(it
mustalwaysbewithinthecurrentlimit.TheledIlimonthekeypadislighted)
Dynamic f: Compensationofthedynamicfrictionsasapercentageofthedriveratedcurrent
 · Setthemaximumlinespeedreference,checkthattheminimumdiameterhasbeen
setinroll diameter(ifnotcarryoutaDiam resetontheminimumdiameter)
 · Settemporarilytheparameter Static f:withavalueof10-20%.Themotorspeed
willincreasereachingthespeedBase omega(theconverterinthisphasehasto
overcomethecurrentlimit).
 · Whenthemotorreachesitsratedspeed,settheparameterStatic fwithitsprevi-
ouslytunedvalue.Thespeedwillstartdecreasing.
 · IncreasegraduallytheparameterDynamic ftillthespeedendsitsdecreasingphase
andthemotorrotatesataconstantspeed.
 · IncreasethespeedbyincreasingtemporarilytheparameterStatic f.Resetthe
parameter Static f withitsrightvalue.Themotormustkeepthereachedspeed.
 · Inanegativecase,resettheparameterDynamic fandrepeattheteststillthere-
quiredconditionshavebeenreached.
Static f Zero Bysettingtheparameteron“Enabled”,thefrictioncompensationiscompletelyinserted
forallspeedvalues.Whenitsetas“Disabled”,thestaticfrictioncompensationiscom-
pletelyinsertedwithReflinespeed=1.5%.
Int acc calc En Enablingofthecalculationforthecoilacceleration.
 Ifenabled,thisfunctioncalculatestheangularaccelerationinsidethedrive.Inthiscase
itisnecessarytosetjustthevalueofTime acc/dec min.Ifdisabled,theparameters
Line acc % - dec % - fast stop %andTime acc/dec minhavetobesetandthedigital
inputshavetobesuppliedwiththesuitableindications.
Time acc/dec min Setthetimein[s]correspondingtothelowestacceleration,decelerationandfastde-
celerationtime.
 Settimeacc/decmin=15sec(timerequiredforafastdeceleration)