7 - Menu 3 Calibration
51
Menu 3.7 LookAhead
Menu 3.7.X LookAhead calibration
At start-up of the HC 5500 user is promted for a nozzle choice. If the
selected nozzle holds no LookAhead calibration in the HC 5500
memory, it will need to be calibrated. Press to enable “auto” mode
prior to calibration.
Calibration method
1. Press to begin calibration. Enter an application rate in the
display suitable for this nozzle.
2. Confirm by pressing .
Two spraying speeds for calibration are now calculated in the HC
5500.
3. Start spraying at the suggested speed shown in the 3rd line.
Speedometer in 4th line of display shows actual speed.
4. While spraying at suggested speed, a digit in lower right corner of
display is counting up to 9. If calibration value is found a “ok” is
shown in the display. If a value is not found, the digit start re-
counting up to 9 until a value is found.
5. Another suggested speed is now shown in the display. Repeat
point 3 and 4 again for this 2nd suggested speed.
6. The digit in right corner counts up as told in point 4. But when a
value is found it will this time be shown with a “done” as calibration
now has finished.
7. Leave calibration by pressing .
CALIBRATE!
yyyyyyyyyyyyyyyy
ISO XXXX
APPLICATION RATE
XXXX l/ha
3.7.X
SPRAY AT XX.X KMH
yy.y kmt z
3.7.X
SPRAY AT XX.X KMH
yy.y kmh ok
3.7.X
SPRAY AT XX.X KMH
yy.y kmh done
3.7.X