FUTABA T10J - S.BUS Servo Description of Function of each Parameter

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Commonfunction
S.BUS Servo Description of function of each parameter
*Thereareafunctionwhichcanbeusedaccordingtothekindofservo,andanimpossiblefunction.
•ID
DisplaystheIDoftheservowhoseparametersaretoberead.Itcannotbechanged.
•Channel
ChanneloftheS.BUSsystemassignedtotheservo.Alwaysassignachannelbeforeuse.
•Reverse
Thedirectioninwhichtheservorotatescanbechanged.
•Servotype
When"Retractable"isselectedandtheservohasbeencontinuouslystoppedfor30seconds,thedead
bandexpandsandunnecessaryholdcurrentduetoexternalforceiseliminated.Whenanewcontrol
signalenters,normaloperationisresumed.Whenusingtheservoasalandinggearservo,select
"Retractable".Alsoadjusttheservotraveltomatchthelandinggearmovementrange.
•SoftStart
Restrictsoperationinthespecifieddirectiontheinstantthepoweristurnedon.Byusingthissetting,the
firstinitialmovementwhenthepoweristurnedonslowlymovestheservotothespecifiedposition.
•StopMode
Thestateoftheservowhentheservoinputsignalislostcanbespecified.The"Hold"modesettingholds
theservoinitslastcommandedpositionevenifusingAMorFMsystem.
•Smoother
Thisfunctionchangessmoothnessoftheservooperationrelativetostickmovementchanges.Smooth
settingisusedfornormalflight.Selectthe"OFF"modewhenquickoperationisnecessarysuchas3D.
•NeutralOffset
Theneutralpositioncanbechanged.Whentheneutraloffsetislargevalue,theservo'srangeoftravelis
restrictedononeside.
•SpeedControl
Speedscanbematchedbyspecifyingtheoperatingspeed.Thespeedofmultipleservoscanbematched
withoutbeingaffectedbymotorfluctuations.Thisiseffectiveforloadtorquesbelowthemaximum
torque.
However,notethatthemaximumspeedwillnotbeexceedwhattheservoiscapableofevenifthe
servosoperatingvoltageisincreased.
•Deadband
Thedeadbandangleatstoppingcanbespecified.
[Relationshipbetweendeadbandsetvalueandservooperation]
Small
ĺ
Deadbandangleissmallandtheservoisimmediatelyoperatedbyasmallsignalchange.
Large
ĺ
Deadbandangleislargeandtheservodoesnotoperateatsmallsignalchanges.
(Note)Ifthedeadbandangleistoosmall,theservowilloperatecontinuouslyandthecurrent
consumptionwillincreaseandthelifeoftheservowillbeshortened.
•TravelAdjust
Theleftandrighttravelscenteredabouttheneutralpositioncanbesetindependently.
•Boost
Theminimumcurrentappliedtotheinternalmotorwhenstartingtheservocanbeset.Sinceasmall
traveldoesnotstartthemotor,itessentiallyfeelslikethedeadbandwasexpanded.Themotorcanbe
immediatelystartedbyadjustingtheminimumcurrentwhichcanstartthemotor.
[Relationshipbetweenboostsetvalueandservooperation]
Small
ĺ
Motorreactstoaminutecurrentandoperationbecomessmooth.
Large
ĺ
Initialresponseimprovesandoutputtorqueincreases.However,ifthetorqueistoolarge,
operationwillbecomerough.