Topcon GPT-7502 - Page 126

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17 SPECIFICATIONS
• Non-prism long mode
Measurement accuracy/Least Count in Measurement/Measurement Time (GTS-750 series)
• Prism mode
D:Measuring distance
Measurement accuracy/Least Count in Measurement/Measurement Time (GPT-7500 series)
• Prism mode
D:Measuring distance
Target
Atmospheric conditions
In low light condition and without sun glare on target
Kodak gray card
(Gray surface, A square
wall with sides of 0.5 meter)
5 to 700 m (16.4 to 2296 ft)
Kodak gray card
(White surface, A square
wall with sides of 1 meter)
5 to 2000 m (16.4 to 6561 ft)
Measurement mode Measurement accuracy
Least Count
in Measurement
Measurement
Time
Fine
0.2mm mode
± (2mm +2ppm x D) m.s.e.
0.2mm
(0.001ft)
2.8 sec.
(Initial 5 sec.)
1mm mode
1mm
(0.005ft)
1.2 sec.
(Initial 4 sec.)
Coarse
1mm mode
± (7mm +2ppm × D) m.s.e.
1mm
(0.005ft)
0.7 sec.
(Initial 3 sec.)
10mm mode
10mm
(0.02ft)
Tracking ± (10mm +2ppm × D) m.s.e.
10mm
(0.02ft)
0.4 sec.
(Initial 3 sec.)
Measurement mode Measurement accuracy
Least Count
in Measurement
Measurement
Time
Fine
0.2mm mode
± (2mm +2ppm x D) m.s.e.
0.2mm
(0.001ft)
3 sec.
(Initial 4 sec.)
1mm mode
1mm
(0.005ft)
1.2 sec.
(Initial 3 sec.)
Coarse
1mm mode
± (7mm +2ppm × D) m.s.e.
1mm
(0.005ft)
0.5 sec.
(Initial 2.5 sec.)
10mm mode
10mm
(0.02ft)
Tracking ± (10mm +2ppm × D) m.s.e.
10mm
(0.02ft)
0.3 sec.
(Initial 2.5 sec.)