Campbell-scientific CS135 Lidar Ceilometer Manual do Utilizador descarregar pdf (Página 64)

CS135 Ceilometer

If detection status is 2 or 3 h2 = Second highest cloud base reported

If detection status is 4 h2 =

Height of highest signal detected

If detection status is 0, 1 or 5 h2 =

"/////"

h3 (5 characters) = 3rd Height

If detection status is 3 h3 = Highest cloud base reported

If detection status is 0, 1, 2, 4 or 5 h3 =

"/////"

flags (8 characters) = Alarm or warning information 4-byte hex coded

As for CT25K message 1.

CR LF = Carriage Return + Line Feed

LINE 3 (SKY CONDITION)

__d_h1h1h1__d2_h2h2h2__d3_h3h3h3__d4_h4h4h4 CR LF

(note spaces)

where

d (1 character) = Data available

0 to 8 Amount of lowest layer in oktas

9 Vertical visibility only available

-1 No sky condition data available

99 Insufficient data

h1h1h1 (3 characters) = Height of the lowest cloud layer in 10s of metres or 100s of feet

d2 (1 character) = Cloud amount of the 2nd layer in oktas

h2h2h2 (3 characters) = Height of the 2nd cloud layer in 10s of metres or 100s of feet, if no 2nd

layer is reported h2h2h2 = '///'.

d3 (1 character) = Cloud amount of the 3rd layer in oktas

h3h3h3 (3 characters) = Height of the 3rd cloud layer in 10s of metres or 100s of feet, if no 3rd

layer is reported h3h3h3 = '///'.

d4 (1 character) = Cloud amount of the 4th layer in oktas

h4h4h4 (3 characters) = Height of the 4th cloud layer in 10s of metres or 100s of feet, if no 4th

layer is reported h4h4h4 = '///'.

CR LF = Carriage Return + Line Feed

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Campbell-scientific CS135 Lidar Ceilometer Manual do Utilizador Página 64