Raymarine i50 Depth - Page 61

3.Endpoint(stopstopwatch)
4.Firstpairofmarkers
5.Secondpairofmarkers
Toprovideamoreaccuratereadingthevessel
shouldmakebetween4to6runsinbothdirections
toallowfortideandwindconditions.Theaverage
ofthetimetakenoverallrunsshouldbeusedto
calculateLogSpeed.
Thevesselspeedcanthenbeworkedoutbytaking
thedistancetravelled(1nauticalmile)anddividingit
bytheaveragetimetakentoperformtherun.The
resultingcalculationisyouraveragespeedinknots.
Selectingunitofmeasureforwater
temperaturereadings
FromtheUserCalibrationMenu:
1.PresstheSpeedbuttonuntiltheWater
TemperatureUnitspageisdisplayed(5presses
fromtheUserCalibrationentrypage).
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2.UsetheTripandResetbuttonstoselect
therequiredunitofmeasurementforwater
temperaturereadings.
Theunitsofmeasureavailablefortemperature
are:
•°C(default)—degreesCelsius
•°F—degreesFahrenheit
Note:ToexittheUserCalibrationpagesatany
time,pressandholdtheDepthandSpeedbuttons
atthesametimeforapproximately2seconds.
Calibratingwatertemperature
Youwillneedansuitablethermometertomeasure
thewatertemperature.
FromtheUserCalibrationMenu:
1.PresstheSpeedbuttonuntiltheWater
TemperatureCalibrationpageisdisplayed(6
pressesformtheUserCalibrationentrypage).
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2.Useasuitablethermometertomeasurethewater
temperature.
3.UsetheTripandResetbuttonstomatch
thedisplayedwatertemperaturetothewater
temperaturemeasuredbythethermometer.
Note:ToexittheUserCalibrationpagesatany
time,pressandholdtheDepthandSpeedbuttons
atthesametimeforapproximately2seconds.
Enablinganddisablingtimerbuzzers
FromtheUserCalibrationMenu:
1.PresstheSpeedbuttonuntiltheTimerBuzzer
pageisdisplayed(7pressesformtheUser
Calibrationentrypage).
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2.UsetheTripandResetbuttonstoswitchthe
timerbuzzersOnandOff(default).
Note:ToexittheUserCalibrationpagesatany
time,pressandholdtheDepthandSpeedbuttons
atthesametimeforapproximately2seconds.
i50Tridata61