Campbell Scientific CSAT3 CSAT3 3-D Sonic Anemometer - Page 44

Process CSAT3 Output data.

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CSAT3 Three Dimensional Sonic Anemometer 36: End (P95) 37: End (P95) ;Process CSAT3 Output data. ; 38: Beginning of Subroutine (P85) 1: 3 Subroutine 3 ;Add the offset (theta) between the CSAT3 negative x-axis and ;North. ; 39: Z=X+Y (P33) 1: 14 X Loc [ cmpss_dir ] 2: 35 Y Loc [ theta ] 3: 14 Z Loc [ cmpss_dir ] ;Ensure that the compass wind direction is positive. ; 40: If (XF) (P89) 1: 14 X Loc [ cmpss_dir ] 2: 4 < 3: 0 F 4: 30 Then Do 41: Z=X+F (P34) 1: 14 2: 360 3: 14 X Loc [ cmpss_dir ] F Z Loc [ cmpss_dir ] 42: End (P95) ;Ensure that the compass wind direction (cmpss_dir) falls between ;0 and 360 degrees. ; 43: Z=X MOD F (P46) 1: 14 X Loc [ cmpss_dir ] 2: 360 F 3: 14 Z Loc [ cmpss_dir ] ;Ensure that the csat3 wind direction (csat_dir) falls between ;between 180 and -180 degrees. ; 44: If (XF) (P89) 1: 17 X Loc [ csat_dir ] 2: 3 >= 3: 180 F 4: 30 Then Do 45: Z=X+F (P34) 1: 17 2: -360 3: 17 X Loc [ csat_dir ] F Z Loc [ csat_dir ] 36

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CSAT3 Three Dimensional Sonic Anemometer
36:
End (P95)
37:
End (P95)
;Process CSAT3 Output data.
;
38:
Beginning of Subroutine (P85)
1:
3
Subroutine 3
;Add the offset (theta) between the CSAT3 negative x-axis and
;North.
;
39:
Z=X+Y (P33)
1:
14
X Loc [ cmpss_dir ]
2:
35
Y Loc [ theta
]
3:
14
Z Loc [ cmpss_dir ]
;Ensure that the compass wind direction is positive.
;
40:
If (X<=>F) (P89)
1:
14
X Loc [ cmpss_dir ]
2:
4
<
3:
0
F
4:
30
Then Do
41:
Z=X+F (P34)
1:
14
X Loc [ cmpss_dir ]
2:
360
F
3:
14
Z Loc [ cmpss_dir ]
42:
End (P95)
;Ensure that the compass wind direction (cmpss_dir) falls between
;0 and 360 degrees.
;
43:
Z=X MOD F (P46)
1:
14
X Loc [ cmpss_dir ]
2:
360
F
3:
14
Z Loc [ cmpss_dir ]
;Ensure that the csat3 wind direction (csat_dir) falls between
;between 180 and -180 degrees.
;
44:
If (X<=>F) (P89)
1:
17
X Loc [ csat_dir
]
2:
3
>=
3:
180
F
4:
30
Then Do
45:
Z=X+F (P34)
1:
17
X Loc [ csat_dir
]
2:
-360
F
3:
17
Z Loc [ csat_dir
]
36