Raymarine P70 - Drive Settings

Drivesettings
Drivesettingsaredependantonconnectedautopilotsystem.
TheDriveSettingsmenucanbeaccessedfrom:Menu>Set-up>AutopilotCalibration>DriveSettings.
Note:NotalloptionsareavailablewhenCalibrationLockisturnedOn.
ItemDescriptionOptions
*RuddergainRuddergainisameasureofhowmuchhelmtheautopilotwill
applytocorrectcourseerrors.
Ahighersettingresultsinmorerudderbeingapplied.Therudder
gainsettingissetautomaticallyaspartoftheAutoLearnprocess.
•1—9
*CounterrudderCounterrudderistheamountofruddertheautopilotsystem
appliestotrytopreventthevesselfromyawingoffcourse.
Ahighercounterruddersettingresultsinmorerudderbeing
applied
•1—9Donotsetto0.
Rudderdamping
Onautopilotsystemswitharudderreferencetransducer,youcan
settherudderdampingtopreventautopilot‘hunting’.
Increasingtherudderdampingvaluereduceshunting.When
adjustingthevalue,increasethesettingonelevelatatimeuntil
theautopilotstopshunting.Alwaysusethelowestacceptable
value.
RudderDamping
•1—9
•2(default)
Rudderlimit
Ifarudderreferencetransduceristted,thisscreenisusedto
setthelimitsoftheruddercontroljustinsidethemechanical
endstops,andthusavoidputtingthesteeringsystemunder
unnecessaryload.Thisshouldbesetwhencommissioningthe
system.Thelimitshouldbesettoapproximately5degreesless
thanthemaximumrudderangle.
Note:IfnorudderreferencehasbeenttedyouMUST
ensurethatadequateprovisionismadetopreventthe
steeringmechanismfromimpactingtheendstops.
•10º—40º
•30º(default)
RudderoffsetThisspeciestheoffsetfromamidships(zeroadjustment).•-9°to9°
ReverserudderrefThisreversesthephaseoftherudderreferencedisplay.
Note:Thisoptionisnotavailableunlessyouhavearudder
referencetransducertted.
Note:ThisoptionisnotavailableonSeaTalksystems,so
youwouldneedtoreversetheREDandGREENwiresonthe
RudderReferenceconnectiontothecoursecomputer.
•Port
•Starboard
*AutoTrim
TheAutoTrimsettingdeterminestherateatwhichtheautopilot
systemapplies‘standinghelm’tocorrectfortrimchangescaused
byvaryingwindloadsonthesailsorsuperstructure.Thedefault
AutoTrimissetaspartoftheAutoLearnprocess.
Ifyouneedtochangethesetting,increasetheAutoTrimone
levelatatimeandusethelowestacceptablevalue:
•Iftheautopilotsystemgivesunstablecoursekeepingor
excessivedriveactivitywithachangeintheheelangle,
decreasetheAutoTrimlevel.
•Iftheautopilotsystemreactsslowlytoaheadingchangedue
toachangeintheheelangle,increasetheAutoTrimlevel.
•IftheAutoTrimlevelistoohigh,thevesselwillbelessstable
andsnakearoundthedesiredcourse.
Setting
•Off
•On
Adjustment
•1—41=Slowest,4=Fastest
•1(default)
AutoTurn
Thissettingdenestheamountofcoursechangewhen
performinganautoturn.
Note:Thisoptioncannotbechangedwhenconnectedover
SeaTalk.
Note:Thisoptionisonlyavailableonmotorvessels.
•10º—125º
•90º(default)
Setupmenuoptions
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