Beforeattemptingtosetawaterlineorkeel
offset,ndouttheverticalseparationbetweenthe
transducerandeitherthewaterlineorthebottomof
thekeelonyourvessel,asappropriate.Thensetthe
appropriatedepthoffsetvalue.
1
Waterlineoffset
2
Transducer/Zerooffset
3
Keeloffset
Ifanoffsetisnotapplied,displayeddepthreadings
representthedistancefromthetransducertothe
seabed.
ApplyingaDepthOffset
FromtheUserCalibrationMenu:
1.PresstheDepthbuttonuntiltheDepthOffset
pageisdisplayed(2pressesfromUser
Calibrationentrypage).
2.UsetheOffsetandResetbuttonstoselectthe
requireddepthoffsetvalue.
Thedepthoffsetcanbesettothefollowing
values:
•Keel—valuesbetween–9.9to–0.1
•OFFSET(default)(ZeroOffset)—0.0
•W/L(Waterline)—valuesbetween0.1to9.9
Note:Toexittheusercalibrationpagesatany
time,pressandholdtheDepthandAlarmbuttons
atthesametimeforapproximately2seconds.
6.7Intermediatecalibration—i50
Depth
Intermediatecalibrationallowsyouto:
•Checktheinstrumentsoftwareversion.
•Checkandifnecessarysettheinstrumentstatus
aseitherMasterorRepeater.
Checkingi50Depthsoftwareversionand
status
10
15
20
25
30
35
40
45
50
55
60
5
4
+
D12451-2
Depth
Alarm
Depth
Duringnormaloperation:
1.PressandholdtheDepthandAlarmbuttonsat
thesametimeforapproximately4seconds,until
theSoftwareVersionpageisdisplayed.
2.PresstheDepthbuttontodisplaytheInstrument
Statuspage.
Master(transducerconnected)orRepeater(No
transducerconnected).
3.Tochangethestatus:
i.PresstheOffsetandResetbuttonsatthe
sametime.
Thestatuswillash.
ii.PresseithertheOffsetorResettochange
thestatusbetweenMasterorRepeater.
i.PresstheOffsetandResetbuttonsatthe
sametimetoconrmthestatus.
4.ToexittheIntermediatecalibrationsettingsat
anytime,pressandholdtheDepthandAlarm
buttonsatthesametimeforapproximately4
secondstoreturntonormaloperation.
i50Depth
37