Technical Data
Zoom80
| 167
Air humidity
The air humidity influences the distance measurement if the climate is
extremely hot and damp.
For high precision measurements, the relative humidity must be measured and
entered along with the air pressure and the temperature.
Air humidity
correction
Index n
The index n is calculated from the formula of Barrel and Sears, and is valid for:
ppm Air humidity correction [mm/km]
%
Relative humidity [%]
C°
Air temperature [°C]
ppm
+5
+1
+2
+3
+4
+0
-10
-20
0
10 20
30 40
50
100
80
60
40
20
TS_104
Type
Index n
carrier wave [nm]
combined EDM
1.0002863
658
Air pressure p:
1013.25 mbar
Air temperature t:
12 °C
Relative air humidity h: 60 %
Содержание Zoom80 C
Страница 1: ...GeoMax Zoom80 Series User Manual Version 1 0 ...
Страница 25: ...Description of the System Zoom80 25 Instrument components for RCS a ZRT80 b Bluetooth port a b ...
Страница 139: ...Safety Directions Zoom80 139 a Laser beam b Exit for laser beam b Zoom80_016 a ...
Страница 184: ...Zoom80 184 Technical Data Antenna Type 2 dipole antenna Gain 2 dBi Connector Special customized SMB ...
Страница 193: ...Index Zoom80 193 ...