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Collimate the current prism, and press
DIST to measure. The system calculates
and displays the offsets between the
measured point and the point to stake
out.
Indicate the person who moves the prism
to move the prism according to the arrows
until the △LOff and △TOff are 0 m.
Then the current position of the prism is
the point to stake out. △H indicates the
distance to dig or fill.
5.5.4 Coordinates Offset Stake Out
Staking out is based on a coordinate system and the offset is divided into a north
and east element.
1. Actual prism position
2. Point to be staked out
Meaning of several offsets in process of coordinate stake-out.
△ X/ △ E: Offset of X coordinate between stake-out point and current
measurement point.
△ Y/ △ N: Offset of Y coordinate between stake-out point and current