12-3
12 SETTING ATMOSPHERIC CORRECTION
How to Set the Atmospheric Correction Value Directly
Measure the temperature and air pressure to find atmospheric correction value (PPM) from the chart or
correction formula.
Atmospheric Correction Chart (For your reference)
Operating procedure
Operation
Display
1
Press the
{F4}
key to get the soft key page 2 in the
distance measurement mode or page 3 in the
coordinate measurement.
{F4}
2
Press the
{F3}
(S/A) key to set Set Audio Mode
from distance or coordinate measurement mode.
{F3}
3
Press the
{F2}
(PPM) key.
Current setting value is displayed.
{F2}
4
Enter atmospheric correction value. *1)
Mode returns to Set Audio mode.
Enter Data
{F4}
*1)
Refer to Section 2.4 “How to Enter Alphanumeric Characters”.
Input range: –999.9ppm to 999.9ppm,0.1ppm step
HR: 120°30'40"
HD* 123.456 m
VD: 5.678 m
MEAS MODE NP/P P1
↓
OFSET S.O S/A P2
↓
PSM:0.0 PPM 0.0
NPM:0.0
SIGNAL:[
IIIII
]
PRISM PPM T-P –––
PPM SET
PPM = 0.0 ppm
--- --- [CLR] [ENT]
1100
1050
1000
950
900
850
800
750
700
650
-20
-10
0
10
20
30
40
50
-50
-40
-30
-20
-10
0
10
20
30
40
50
60
70
80
90
100
110
0
500
1000
2000
1500
2500
3000
Atmospheric pressure (hPa)
Elevation (m)
Temperature ( C)
