Leica TPS1200 series Technical Reference Manual page 985

Measure to line -
vertical measurements
Measure to arc - hori-
zontal measurements
Reference Line
P4
d3
P1
P0
TPS12_180
Target point inside arc
P4
d2
d1
d4
P3
P1
P0
TPS12_181
P2
P5
d2
P3 d1
d4
d3
P2
d5
TPS1200
P0 Instrument station
P1 Start point
P2 End point
P3 Measured point
P4 Temporary point
P5 Reference point
∆
d1 < Ht-Line:>
∆
d2 < Perp Dist:>
∆
d3 < Spat Dist:>
∆
d4 < Ht-Start:>
P0 Instrument station
P1 Start point
P2 End point
P3 Measured point
P4 Reference point
∆
d1 < Offset:>
∆
d2 < Arc:>
∆
d3 < Arc-End:>
d4 <Check Dist 1:>
d5 <Check Dist 2:>
985