FUTABA T26SZ - Page 219

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ڀ ŪŲŃƗƒŃŷŤťůŨŃŲũŃŦŲűŷŨűŷŶ
GyrosettingCGY770RGyrosettingCGY770R
GovernorExpert
GovernorExpert
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"Governor Expert" screen from the "EXPERT MENU 3D" screen.
(1) Work Mode: Governor working mode
Setsthegoverningtypemode.
-GOVERNOR(GovernorMode) ‒RPM isentirelycontrolledbytheGOV
onceithasengaged. TheGOVwill dowhateverittakestoholdacon
-
stantRPMthroughoutflight.
-Rev.Lmt(LimiterMode)‒Throttlecontrolfollowsthethrottlecurvesto
advancethethrottlepositionduringflight,butcontrolstheRPMduring
throttlereductionbynotlettingtheRPMoverspeedpastthesetRPM.
WhentheRev.Lmtmodeisselected,themenu(5)"THR.Mode"shouldbe
settoTx.Curvemode.
Setting:GOVERNOR/Rev.LmtInitialsetting:GOVERNOR
(2) Revo Disp: Governor working mode
ThisenablestheusertodisplayeitherthedesiredrotorRPMortheEn-
gineRPMaccordingly.
Setting:Rotor/EngineInitialsetting:Rotor
(3) F/F. Cyclic: Feed Forward from Cyclic
IncreasingthevaluewilladdthrottlewithcycliccommandstoaidinRPM
stability.
Settingranges:0~100%Initialvalue:0%
(5) THR. Mode: Throttle data mode
Thisparameterselectsthethrottleinputoperation.
Optimize:
CGYsetsthethrottleinputsignaltooptimum.Thereisnoneedtoconsider
thethrottlecurvesettingonthetransmitter.
Fixed:
Thisisthesuggestedmodeforusewithelectricmotors.Thissettingensures
thatthereisafixedthrottleinputasisrelatedtothehelicopterrevolution.
Tx.Curve:
Ifthismodeisselected,theCGYusestheexactthrottleinputfromthetrans-
mitter.Assuch,thethrottlecurvesettingonthetransmitterisrequired.
Note:whentheRev.Lmtmodeisselected,thismodeshouldalsobeselected.
Setting:GOVERNOR/Rev.LmtInitialsetting:GOVERNOR
(4) Yaw. Comp: Governor working mode
Yawcompensationallowsthegovernortomorerapidlycorrectforchang-
esinpowerdemandsofthemodelresultingfromyawinput.Setthemode
tomatchthegyroinstallationdirection.Selectfrom:CW/TOP,CW/BOTM,
CCW/TOP,CCW/BOTM.
Note:iftheuserhasselectedthegovernoronlymode,thisparameteris
inhibited.
Revolutionfluctuationinthecaseofpirouettes
Thegovernordetectstherpmviatherevolutionsensormountedinthe
enginesection.Duringapirouettes,thehelicopteritselfrotates,so that
itspirouettesspeedisadded(reduced)totheenginespeed.Therefore,
themainrotorspeedwillfluctuateaccordingly.SincetheCGYhasagyro,
itcanaccuratelymeasurethepirouettespeed.Theyawratecorrectionis
thusdeterminedbyacombinationofgyrofunctionandgovernorfunction.
CW:clockwiserotordirection
CCW:counterclockwiserotordirection
TOP:Gyrotop/nameemblemfacingup
BOTM:Gyrotop/nameemblemfacingdown
Setting:CW/TOP,CW/BOTM,CCW/TOP,CCW/BOTMInitialsetting:CW/TOP