User guide

SEEDHAWK®30SERIESOPERATOR’SMANUAL63
4.21 GROUNDSPEEDCALIBRATION
Allnewsystemsrequireagroundspeedcalibrationtoensureaccurateareatotalsandaccurate
groundspeedreadings.
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NOTE:Duringthecalibrationthemonitoriscounting
the number of pulses produced from the drill
mountedsensor.Themonitorwilldisplaythepulses
counted in 400 feet. Choosing this item will allow
youtocalibratethegroundspeedsensortoaknown
distance. The default distance is 400 feet (122
meters)butthiscanbesetbytheuser.Toperforma
groundspeed calibration,determinethedistance to
beusedandmeasureoutacourse.
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Procedure: 
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1.Tocompletethecalibration,measureacourse400
feet (122 meters) long preferably on level ground
with a start and finish point.Line up tractor at the
Start Point.The drill must be in the down position
throughouttheprocedure.
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2.Onthemonitor,verifythatthecalibrationlengthis
400feet(122meters).Ifnot,pleasechangesothatit
reads400feet(122meters).
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
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3.Once400feet(122meters)isselected,highlightandselectContinue.
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4. The monitor now displays “Start Driving” and
shows a WheelPulses Received window.Noticethis
number increase while driving the 400 foot (122
meter)course.
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5. Once at the end of the 400 foot (122 meter)
course, stop the tractor, highlight the complete
buttonandpressEnter.
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6.GroundSpeedisnowcalibrated.
FIGURE4.61
FIGURE4.62
FIGURE4.63