Beijer-electronics BFI-P2 V1.21 Instrukcja Użytkownika Pobierz pdf (Strona 32)

UserGuideRevision1.12

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www.beijerelectronics.com

5.11. KeypadControl

ToallowtheDrivetobecontrolledfromthekeypadina forwarddirectiononly,setP1‐12=1:

• Connectthedrivetothesupply,ensuringthecorrectvoltageandfusing/circuitbreakerprotection–seesection10.2.

• Connectthemotortothedrive,ensuringthecorrectstar/delta

connectionforthevoltagerating‐seesection4.6.

• Applythemainspowertothedrive,thenenterthemotordatafrommotornameplate;P1‐07=motorratedvoltage,P1‐08=motor

ratedcurrent,P1‐09=motorratedfrequency.

• ConnecttheDriveHardwareEnable(STO)circuit

asfollows(seesection0forfurtherdetails)

o LinkTerminal1toTerminals12(STO+)

o LinkTerminal9toTerminal13(STO‐)

• Connectacontrolswitchbetweenthecontrolterminals1and2ensuringthatthecontactisopen(drivedisabled).

• Enablethedriveby

closingtheswitchbetweencontrolterminals1&2.ThedisplaywillshowStoP.

• Pressthe

key.ThedisplayshowsH 0.0.

• Press toincreasespeed.

• Thedrivewillrunforward,increasingspeeduntil isreleased.

• Press todecreasespeed.Thedrivewilldecreasespeeduntil isreleased.Therateofdecelerationislimitedbythesetting

inP1‐04

• Pressthe key.ThedrivewilldeceleratetorestattheratesetinP1‐04.

• ThedisplaywillfinallyshowStoPatwhichpointthedriveisdisabled

• Topresetatargetspeedpriortoenable,pressthe

keywhilstthedriveisstopped.Thedisplaywillshowthetargetspeed,use

the & keystoadjustasrequiredthenpressthe keytoreturnthedisplaytoStoP.

• Pressingthe keywillstartthedriveacceleratingtothetargetspeed.



• ToallowtheDrivetobecontrolledfromthekeypadina forwardandreversedirection,setP1‐12=2:

• OperationisthesameaswhenP1‐12=1forstart,stopandchangingspeed.

• Pressthe

key.ThedisplaychangestoH 0.0.

• Press toincreasespeed

• Thedrivewillrunforward,increasingspeeduntil isreleased.AccelerationislimitedbythesettinginP1‐03.Themaximumspeed

isthespeedsetinP1‐01.

• Toreversethedirectionofrotationofthemotor,pressthe keyagain.

5.12. OperatinginSensorlessVectorSpeedControlMode

DrivecanbeprogrammedbytheusertooperateinSensorlessVectormode,whichprovidesenhancedlowspeedtorque,optimummotorspeed

regulationregardlessofloadandaccuratecontrolofthemotortorque.Inmostapplications,thedefaultVoltageVectorcontrolmodewill

provideadequateperformance,howeverifSensorlessVectoroperation

isrequired,usethefollowingprocedure.

• EnsureadvancedparameteraccessisenabledbysettingP1‐14=101

• Enterthemotornameplatedetailsintotherelevantparametersasfollows

o P1‐07MotorRatedVoltage

o P1‐08MotorRatedCurrent

o P1‐09MotorRatedFrequency

(Optional)P1‐10MotorRatedSpeed(Rpm)

o P4‐05MotorPowerFactor

• SelectSensorlessVectorcontrolmodebysettingP4‐01=0

• Ensurethatthemotoriscorrectlyconnectedtothedrive

• CarryoutamotordataAutotunebysettingP4‐02=1



TheAutotunewillbeginimmediatelywhenP4‐02issetregardlessofthestatusofthedriveenablesignal.Whilsttheautotune

proceduredoesnotdriveorspinthemotor,themotorshaftmaystillturnslightly.Itisnotnormallynecessarytouncouplethe

loadfromthemotor;however

theusershouldensurethatnoriskarisesfromthepossiblemovementofthemotorshaft.

Itisessentialthatthecorrectmotordataisenteredintotherelevantdriveparameters.Incorrectparametersettingscanresult

inpoororevendangerousperformance.

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