Horizon Fitness HTS-580 Series Operation Manual page 148

When measuring coordinates of ground point AI: Set the instrument
height/Prism height,
instrument height only (Set the prism height to 0).
Operation procedure
①Press F3 (MEAS) key from
the COLLECT DATA mode.
②Press F4 (OFST) offset key.
③Press F1 (ANGLE OFFSET)
key.
④ Collimate the prism
148
When measuring coordinates of point A0: Set the
Operation
F3
F4
F1
Collimate P
Display