Topcon GTS-823A - Manual (Page 50)

4-8
4 STANDARD MEASUREMENT MODE
4.2.5 Fine / Coarse Measuring Mode
•Fine mode : This is a normal distance measuring mode.
Measurement time 0.2mm mode : approx.2.8 seconds
1 mm mode : approx.1.2 seconds
The unit to be displayed is 0.2mm or 1mm. (0.001ft or 0.005ft)
•Coarse mode : This mode measures in shorter time than in fine mode.
(1mm) Use this mode for the objects which may be slightly unstable.
Measurement time : approx. 0.7 seconds
The unit to be displayed is 1mm. (0.005ft)
•Coarse mode : This mode measures in shorter time than in coarse(1mm) mode.
(10mm) Use this mode for stake out measurement. It is very useful when tailing the
moving object or carrying out stake-out work.
Measurement time : approx. 0.4 seconds
The unit to be displayed is 10mm. (0.02ft)
Operating procedure Operation Display
1 Collimate the center of prism.
Collimate
2 Select the measurement mode by pressing
[F1](SD) or [F2](HD) key.
Example: Horizontal distance
Measuring starts.
[F2]
3 Press [F2](MODE) key, the mode changes to
Coarse mode.
Press [F2](MODE) key again, the mode
changes to Tracking mode. *1)
[F2]
[F2]
*1) Every time the [F2](MODE) key is pressed, the mode will change as demonstrated.
The mode is indicated in the alphabet (F, C, c) on the bottom right of the screen.
F: Fine mode, C: Coarse 1mm mode, c: coarse 10mm mode
V: 90
°10'20"
HR: 120
°30'40"
SD HD NEZ 0SET HOLD P1 ↓
V : 90
°10'20"
HR: 120
°30'40" PSM 0.0
HD: < PPM 0.0
VD: (m) *F.R
MEAS MODE VH SD NEZ P1 ↓
V : 90
°10'20"
HR: 120
°30'40" PSM 0.0
HD: PPM 0.0
VD: (m) c.R
MEAS MODE VH SD NEZ P1 ↓