Technical Data

TPS1200

206

Air humidity

Air pressure to 3 mbar

Relative humidity to 20 %

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

ppm

 

 

 

 

 

 

 

 

+5

 

 

 

 

 

 

 

 

+4

 

 

 

 

 

100%

 

 

 

 

 

 

 

 

 

+3

 

 

 

 

 

 

80%

 

 

 

 

 

 

 

60%

 

 

 

 

 

 

 

 

 

+2

 

 

 

 

 

 

40%

 

 

 

 

 

 

 

 

 

+1

 

 

 

 

 

 

20%

ppm

+0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

%

-20 -10

0

10

20

30

40

50

°C

TPS12_050

 

 

 

 

 

 

 

Air humidity correction [mm/km] Relative humidity [%]

Air temperature [°C]

Index n

Type

Index n

carrier wave [nm]

infrared EDM

1.0002830

780

 

 

 

Page 206
Image 206
Leica user manual Technical Data TPS1200 206, Air humidity, Index n Type Carrier wave nm Infrared EDM 0002830 780