Performing STW calibration — Sailing boats

Calibration of STW on a DST810 transducer requires an on-water sea trial.

Calibration STWDST810For best results avoid strong or variable currents.

From the Speed calibration options menu:

  1. Select Automatic calibration from the speed calibration menu.
  2. Select Start calibration.

    The Recording calibration notification is displayed. If calibration has already been performed you will be prompted to overwrite the calibration data.

  3. Sail the boat close hauled upwind for 2 minutes.
  4. Tack and Sail upwind for 2 minutes.
  5. Bear away and sail downwind for 2 minutes.
  6. Gybe and sail for 2 minutes.
  7. Select the Finished button.

You can Pause / Resume the calibration using the relevant buttons.

You can cancel the calibration at any time, by selecting the Cancel button.