NPL-352 Manual-09.pdf

5 Menu Key
Distance 51.2
To open the Distance menu, press [2] or select
Distance in the Settings menu.
Scale
T-P corr.
Sea Level
C&R corr.
Numeric value between
0.999600 and 1.000400
ON/OFF
ON/OFF
OFF/0.132/0.200
The Scale, T-P corr., Sea Level, and C&R corr. job settings cannot be changed once
a job is created.
Temperature and Pressure corrections
SD Slope dist. (before adj.)
SD' Slope dist. (after adj.)
K
Compensation coefficient
P
Pressure (hPa)
T
Temperature (°C)
10000.0
106 × P × --------------------------------------------
⎝
⎛ 13.5951 × 980.665⎠
⎞
K = 275 – ---------------------------------------------------------------------------
237 + T
SD' = ⎛1
+ --------------------
K ⎞ × SD
⎝ 1000000⎠
Sea Level correction
HD Horizontal dist. (before adj.)
HD' Horizontal dist. (after adj.)
Z STN
R e
Instrument-Z
6370 km
HD × R
HD' = ------------------------ e
R e + Z STN
136 Pulse Laser Station NPL-302 Series Instruction Manual