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Spiral
Press SPRIAL in “HZ Alignment Type” menu to define spiral. A spiral consists of
the minimum radius and arc length. The rule of radius value: along the forward
direction of the curve. When the curve turns right, the radius value is positive.
When the curve turns to left, the radius value is minus. The arc length can not be
negative.
Press SPRIAL to start to define the spiral.
Input the radius and arc length of the
spiral.
Press NEXT and then OK to save the
edited alignment data.