Nikon DTM-502 Series Instruction Manual page 106

Sight the other edge of the circle and press [ENT] to
calculate and record the center of the circle.
The coordinate of the center point and the radius of
the circle are calculated. Press the [ENT] key or
[OK] softkey to record the point.
= Sample records in [O/S]
SS,71,1.5000,37.0518,32.08380,81.06510,11:51:48,
CO, PT1, 0.0000, 0.0000,47.05350, 83.58560
CO, PT2, 0.0000, 0.0000, 29.53010, 83.58560
CO,O/S MSR:71 36.5418 38.28360 81.06510
CO,Input +SD:0.0020
• Calculated point (center of the circle) is stored as a SS record.
• Next one or two comment lines are angle-measured points.
CO, Point name (fixed to PT1/ PT2), HT(0.0000), SD(0.0000), HA, VA
• When [+SD] is used before sighting the Edge1, the input value is recorded at the
end.
→
[7. Circlel] =
3
3-80