Set the Min Airspeed and Max Airspeed - these are min and max markings on the gauge.

Rotate the hand around Z-axis to the 0 position.

Press Record Min Speed Hand Rotation to record the starting position.

Rotate the hand around Z-axis to the max position.

Press Record Max Speed Hand Rotation to record the final position.

If needed tick Clockwise Rotation to change the direction of the arrow travel.