Point To Line Measurement - Topcon ES-62 Instruction Manual

6.1.5 Point to Line Measurement

This mode is used to obtain the coordinate data with the origin point A(0,0,0) and the line AB as N axis.
Place the 2 prisms at the points A and B on the line, and place the instrument at unknown point C. After
measuring the 2 prisms, the coordinate data and the direction angle of the instrument will be calculated
and restored.
Prism P1
R.HT
Operating procedure
1
After pressing the {MENU} key, press the {F4}
(P ) key to get the menu on page 2/4.
↓
2
Press the {F2} key.
3
Press the {F4} (P ) key to get the PROGRAMS
↓
menu on page 2/2.
4
Press the {F2} key.
5
Enter instrument height.
6
Enter reflector A(P1) height.
INS.HT
Instrument Point (Unknown point)
P(n, e, z)
Prism P2
Line
Operation
{MENU}
MENU
{F4}
{F2}
PROGRAMS
{F4}
PROGRAMS
{F2}
INSTRUMENT HEIGHT
INPUT
INS.HT=0.000
--- --- [CLR] [ENT]
Enter
REFLECTOR HEIGHT
INS.HT
INPUT
{F4}
R.HT
--- --- [CLR] [ENT]
Enter R.HT
POINT TO LINE
{F4}
MEAS.P1
MEAS
6-14
6 SPECIAL MODE (Menu Mode)
Display
F1:MEMORY MGR.
F2:PROGRAMS
F3:GRID FACTOR
F1:REM
F2:MLM
F3:Z COORD.
F1:AREA
F2:POINT TO LINE
F3:ROAD
=0.000
HD:
––– NP/P –––
2/4
↓
P
1/2
↓
P
2/2
↓
P
m
m
m