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Topcon ES-52 - Page 272

Topcon ES-52
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35. SPECIFICATIONS
264
(Reflectorless (White))
*4
Fine measurement:
(3 + 2ppm X D) mm (0.3 to 200m)
(5 + 10ppm X D) mm (over 200 to 350m)
Rapid measurement:
(6 + 2ppm X D) mm (0.3 to 200m)
(8 + 10ppm X D) mm (over 200 to 350m)
(Reflectorless (Gray))
*5
Fine measurement
(3 + 2ppm X D) mm (0.3 to 100m)
(5 + 10ppm X D) mm (over 100 to 170m)
(10 + 10ppm X D) mm (over 170 to 220m)
Rapid measurement:
(6 + 2ppm X D) mm (0.3 to 100m)
(8 + 10ppm X D) mm (over 100 to 170m)
(15 + 10ppm X D) mm (over 170 to 220m)
Measurement mode: Fine measurement (single/repeat/average)/
Rapid measurement (single/repeat)/Tracking
(selectable)
Measuring time:
Fine measurement: 1.7 sec + every 0.9 sec.
Rapid measurement 1.4 sec + every 0.7 sec.
Tracking measurement: 1.4 sec + every 0.3 sec.
Atmospheric correction:
Temperature input range:- 35 to 60°C (in 0.1°C step)/ - 31 to 140°F (in
1°F step)
Pressure input range: 500 to 1,400 hPa (in 1hPa step)
375 to 1,050 mmHg (in 1mmHg step)
14.8 to 41.3 inchHg (in 0.1inchHg step)
ppm input range: -499 to 499 ppm (in 1 ppm step)
Prism constant correction: -99 to 99 mm (in 1 mm step)
0mm fixed for reflectorless measurement
Earth curvature and refraction correction:
No/Yes K=0.142/Yes K=0.20 (selectable)
Scale factor setting: 0.5 to 2.0
Sea level correction: No/Yes (selectable)
*1: Slight haze, visibility about 20 km, sunny periods, weak scintillation.
*2: Measurement at 50 to 60°C (122 to 140°F)
*3: Figures when the laser beam strikes within 30° of the reflective sheet
target.

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